アイテス List of Products and Services

I would like to introduce "Analysis of Polymer Structural Changes." This document includes "Evaluation of Polymer Higher-Order Structures by Raman Spectroscopy" and "Structural Changes of Polymer Chains." The molecular structure of polymers affects their properties, influencing the physical characteristics of polymer products. We evaluated the higher-order structures formed by the aggregation of polymer chains using analytical methods. Please take a moment to read it. [Contents] ■ Evaluation of Polymer Higher-Order Structures by Raman Spectroscopy ■ Structural Changes of Polymer Chains *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce the "Reliability Testing, Haze Measurement, and IR Analysis Set Menu Service." Plastic (resin) materials can discolor and deteriorate depending on the usage environment. Transparent materials have valuable characteristics such as transparency and high transmittance, but these properties can decline due to degradation, resulting in a loss of functionality as a material. This document explains "Examples of Reliability Testing Equipment," "Haze Measurement Results," and "IR Analysis Results" using tables and graphs. We encourage you to read it. [Contents] ■ Examples of Reliability Testing Equipment (Constant Temperature and Humidity Testing Equipment) ■ Haze Measurement Results ■ IR Analysis Results *For more details, please refer to the PDF document or feel free to contact us.

Our "Chemical Analysis Service" analyzes various industrial products and materials, such as panel products, semiconductor products, and resin molded products, at the molecular and atomic levels. We clarify their functions, characteristics, and conditions, contributing to solving our customers' challenges. We can propose analytical methods suitable for the material to be analyzed and the purpose of the analysis. Please feel free to consult us. 【Examples of Analysis Content】 ◎ Foreign substances in products ◎ Condition of materials used ◎ Material degradation ◎ Trace components and elements contained in materials ◎ Physical properties of products and materials due to heat

In ICP emission spectroscopic analysis, it is possible to detect multiple metal elements contained in a sample simultaneously. This document introduces examples of the analysis of trace metal elements contained in liquid crystals. It includes the principles and overview of ICP-AES analysis as well as measurement examples. Please feel free to contact us regarding the sample state or the elements to be analyzed. [Contents] ■ Principles and Overview of ICP-AES Analysis ■ Measurement Example: Qualitative Analysis of Metal Elements in Liquid Crystal Panels *For more details, please refer to the PDF document or feel free to contact us.

In the event of a display failure on a liquid crystal panel, it is necessary to clarify the cause in order to prevent recurrence. This document presents a case study comparing panel A, which exhibited display unevenness due to temperature stress, and panel B, which showed no display issues, through chemical analysis. Aites can investigate the cause through chemical analysis of the liquid crystal interior when initial analyses, such as observations, do not reveal any issues. We can also propose analytical methods tailored to the sample and purpose beyond the techniques mentioned here. [Contents] ■ Reliability Testing (80°C/Dry Conditions/1000 Hours) ■ Liquid Crystal GC-MS Analysis ■ Metal Element ICP-AES Analysis in Liquid Crystal ■ Summary *For more details, please refer to the PDF document or feel free to contact us.

Resins are used in many products because they are easy to mold and color. It is also true that they can be prone to discoloration depending on the environment in which they are used, and evaluating the colorimetric system and transmittance before and after reliability testing is essential. This document presents the results of changes in the colorimetric system and transmittance before and after constant temperature and humidity testing of transparent resins. [Contents] ■ About (xyY) and L*a*b* color representation systems ■ Measurements before and after constant temperature and humidity testing (85°C, 85%, 168 hours) *For more details, please refer to the PDF document or feel free to contact us.

The materials that make up the products are diverse, but the performance of the products often hinges on the characteristics of these materials. At AITES, we provide comprehensive support from reliability testing of materials to observation and physical/chemical analysis. This document presents a case study comparing the molecular structure and thermal property changes of plastic materials before and after exposure to ultraviolet light and constant temperature and humidity conditions. [Contents] ■ Constant temperature and humidity testing, and ultraviolet irradiation (Sample: Polyethylene (PE) pellets) ■ Results of IR, Raman, and EGA analysis *For more details, please refer to the PDF document or feel free to contact us.

Materials often undergo changes and discoloration depending on the usage environment. These changes and discoloration can lead to issues with the product's performance and design, but by understanding and clarifying the changes in molecular structure through chemical analysis, it becomes possible to address or avoid these problems. This document presents case studies that have been compared and verified through elemental and bonding state analysis via surface analysis. [Contents] ■ Analysis Samples ■ Elemental Analysis Results by XPS (ESCA) ■ Bonding State Analysis Results by XPS (ESCA) for Polycarbonate ■ Bonding State Analysis Results by XPS (ESCA) for Polyvinyl Chloride *For more details, please refer to the PDF document or feel free to contact us.

Our company utilizes various surface analysis techniques to assist in resolving issues such as foreign substances, discoloration, and contamination. We conduct a wide range of analyses, from micro-regions to bulk samples, including "EDX," which is energy-dispersive X-ray analysis; "AES," which detects Auger electrons using electron beams; and "XPS," which allows for the analysis of insulators and chemical bonding states. Please feel free to contact us when you need our services. 【Analysis Methods】 ■EDX (EDS): Energy-dispersive X-ray analysis ■AES: Auger electron spectroscopy ■XPS (ESCA): X-ray photoelectron spectroscopy ■TOF-SIMS: Time-of-flight secondary ion mass spectrometry *For more details, please refer to the PDF materials or feel free to contact us.

Aites analyzed photopolymerization initiators in UV-curable resins using GCMS and detected Irgacure 184, a type of photoinitiator (photo radical polymerization initiator). There are various structures of photoinitiators, and the wavelength of light they absorb and their reaction mechanisms differ depending on their structure. Such substances cannot be identified through main component analysis like IR, making thermal desorption GCMS analysis effective. Our company conducts characterization of various materials by analyzing and identifying trace components in materials using thermal desorption GCMS. Please feel free to contact us when needed. [Examples of photoinitiators] ■ Photo radical polymerization initiators ■ Photoinitiators for positive photoresists ■ Light crosslinking agents for negative photoresists *For more details, please refer to the PDF document or feel free to contact us.

PMMA (acrylic), PET (polyethylene terephthalate), and PC (polycarbonate) are utilized in many applications, taking advantage of their characteristic transparency. They are essential materials for industrial products such as peripheral components of liquid crystal displays, protective films for mobile device screens, headlight covers, optical fibers, and textiles. This document presents the results of IR analysis of these raw materials (pellets). [Contents] - Analysis Sample: Characteristics of Ester/Carbonate-based Polymers - IR Spectrum (ATR Method) - Spectrum Comparison (Overlay) - Other Related Analysis Services *For more details, please refer to the PDF document or feel free to contact us.

Polarizing films and light diffusion films are used in LCD products and design applications. They can deteriorate due to environmental conditions such as temperature and humidity, which can lead to a decrease in their polarizing and diffusion properties, affecting LCD screens and designs. This document presents case studies analyzing the deterioration caused by temperature and humidity stress using FT-IR. [Contents] - Sample used and its properties - Deterioration analysis results of polarizing films (comparison of IR spectra before and after testing at 70°C and 85% humidity for 1 week) - Deterioration analysis results of light diffusion films (comparison of IR spectra before and after testing at 70°C and 85% humidity for 1 week) - Other available analytical methods *For more details, please refer to the PDF document or feel free to contact us.

At AITES, we conduct "Authenticity Investigations (Comparative Observations)." We compare the item under investigation with genuine or standard products, examining differences in structure and whether any silent changes have occurred. We support various observations, including visual inspections, unboxing observations, electrical property measurements, destructive and non-destructive observations, reliability testing, and material investigations. 【Features】 ■ Comparison of the item under investigation with genuine or standard products ■ Investigation of differences in structure and whether any silent changes have occurred *For more details, please refer to the PDF materials or feel free to contact us.

There are many types of vinyl polymers, and they exhibit various properties depending on the molecular structure of their side chains. Additionally, differences in crystallinity arise from the bonding configuration of these side chains (stereoisomers). In this document, we present the results of IR analysis of representative vinyl polymers, including polyethylene, polypropylene, polystyrene, and polyvinyl chloride (PVC). Aites conducts advanced data analysis based on chemical theory, ensuring that even subtle differences are not overlooked. Please feel free to consult us at any time. 【Contents】 ■ Analysis Sample: Vinyl Polymers ■ IR Spectrum (ATR Method) ■ IR Spectrum Comparison (Overlay) *For more details, please refer to the PDF document or feel free to contact us.

At AITES, we conduct "simple measurement of band gaps using XPS." It is possible to simply measure the band gaps of materials or thin films with relatively wide band gaps among semiconductors and insulators using XPS. When measuring the band gap of β-Ga2O3 using the O1s peak, the band gap of this β-Ga2O3 was measured to be approximately 4.9 eV, based on the difference between the peak position of O1s and the energy loss edge due to the band gap. 【Features】 ■ Can be easily measured using XPS ■ Simple measurement of thin films with wide band gaps, such as SiON, is also possible ■ Supports semiconductors other than oxide-based materials *For more details, please refer to the PDF document or feel free to contact us.

Various defects such as cracks, discoloration, delamination, deformation, and reduction in material strength can occur in products and components. Many of these issues are often caused by the materials that make up the products, and analyzing these materials can sometimes lead to solutions. This document introduces an approach to understanding what is happening through chemistry and reaction mechanisms. [Contents] ■ Cracks (breaks), delamination ■ Discoloration, deformation ■ Chemical reaction mechanisms (example of epoxy resin curing) *For more details, please refer to the PDF document or feel free to contact us.

We conduct "pigment and polymer analysis using MALDI-TOFMS." With "MALDI-TOFMS," it is possible to obtain molecular weight information for insoluble substances such as pigments, molecular weight information for synthetic polymers, and information on terminal groups. Please feel free to contact us for mass confirmation of synthetic compounds or for structural analysis in combination with other analytical methods. 【Features】 ■ Adoption of Matrix-Assisted Laser Desorption Ionization Mass Spectrometry (MALDI) ■ Ability to obtain information regarding the composition of compounds ■ Suitable for analyzing polymers that are small compared to GPC and large compared to LCMS ■ Mass numbers are detected as absolute values *For more details, please refer to the PDF document or feel free to contact us.

At AITES, we are conducting a structural analysis of Nylon 6.10. Nylon possesses flexibility and a texture similar to silk, while also having high strength and durability that natural fibers do not have, described as "stronger than steel and finer than a spider's silk." We will elucidate these characteristics at the molecular level using our FT-IR and pyrolysis GC-MS. 【Nylon 6.10 Interfacial Polymerization Reaction Mechanism】 1. Electron withdrawal by chlorine leads to a deficiency of electrons in adjacent carbon. 2. The non-bonding electrons of the amine attack the carbon as a nucleophile. 3. The oxygen atom is activated to form an unstable intermediate. 4. Hydrogen chloride is eliminated, forming an amide bond. 5. Interfacial polymerization progresses, resulting in polymerization. *For more details, please refer to the PDF document or feel free to contact us.

We will introduce a case comparing the analysis of lithium (Li) using TOF-SIMS and SEM-EDX. While SEM-EDX is used for the analysis of contamination and foreign substances, it is difficult to detect Li with general EDX, excluding windowless EDX. On the other hand, TOF-SIMS can detect Li with high sensitivity. Please feel free to contact us if you need assistance. 【Overview】 ■ Analysis of stains on copper plates ■ SEM-EDX analysis → Difficult to detect Li ■ TOF-SIMS analysis → Li detectable *For more details, please refer to the PDF document or feel free to contact us.

The materials that make up the product are varied, but if there is significant or uneven internal stress during the manufacturing process, it can lead to issues such as deformation, cracking, and reduced performance due to usage and environmental conditions. By using 'WPA (Wide Polarization Analysis)', it becomes possible to understand internal stress and strain states by evaluating the orientation, strain, and birefringence of the material. Please feel free to consult with us. 【Features】 ■ Ability to understand internal stress and strain states ■ Clarification of material strain and birefringence from a molecular perspective ■ Analysis of defects and theories through multiple methods in a matrix - Raman spectroscopy (qualitative/strain/crystallinity), XRD (X-ray diffraction), AFM/SEM/TEM (crystal structure observation), DSC (degree of crystallization), etc. *For more details, please refer to the PDF document or feel free to contact us.

Polyethylene resin is a versatile plastic that is commonly found and used in many applications. Depending on the application, the reaction processes (synthesis/polymerization) differ, such as soft types and hard types. Due to the differences in synthesis/polymerization, it is divided into low-density polyethylene (LDPE) and high-density polyethylene (HDPE). Our company has analyzed the subtle spectral differences using FT-IR. For more details, please refer to the PDF download below. 【Overview】 ■Polyethylene polymerization process ■IR measurement results ■Spectral overlay and spectral analysis ■Testing evaluation analysis services *For more information, please refer to the PDF document or feel free to contact us.

In our evaluation of the properties of various materials, it can be said that glass plates with less indentation are harder, while plastic cases with more indentation are softer. Additionally, glass plates and plastic cases with a high recovery amount have a higher proportion of elasticity, whereas metals with a low recovery amount have a higher proportion of plasticity. Furthermore, we also evaluate material properties that can be understood from the diagrams. Please feel free to contact us if you have any inquiries. 【Overview】 ■ Evaluation of the properties of various materials ■ Material properties that can be understood from diagrams *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce a case study of ion chromatography analysis conducted by our company (solid surfaces). Solid surfaces can also be measured using ion chromatography by extracting them into a solution. Additionally, average data can be obtained for sample surfaces larger than a few centimeters, making it suitable for relative comparisons of flat samples such as printed circuit boards. You can view the analysis flow for liquid samples and solid surfaces by downloading the PDF below. 【Overview of Liquid Sample Analysis】 ■ Liquid samples are introduced into the device for measurement after solution preparation such as dilution and filtration. ■ Measurement results are reported in solution concentration [mg/L]. *For more details, please refer to the PDF document or feel free to contact us.

There are many types of thermoplastic resins, but among them, ABS is widely used in various products due to its unique molecular structure. As an engineering plastic, ABS resin is utilized in a wide range of fields, including electronic products, automobiles, home appliances, and IT-related products. We examined the characteristic IR spectrum of ABS resin using FT-IR analysis. [Shapes] ■Head to tail ■Head to head ■Tail to tail *For more details, please refer to the PDF document or feel free to contact us.

Plastic molded products made by injection molding undergo processes such as resin melting, filling into molds, and cooling and holding pressure. If these conditions are not appropriate, internal stresses (residual stresses) may remain, leading to molding defects. A two-dimensional birefringence measurement system can visualize birefringent phase differences (strain) and flow direction/stress direction (principal axis orientation), which are indicators of that stress. As an example, we will introduce a birefringence evaluation comparing polystyrene (PS) molded products under different heating conditions. 【Device Principle】 ■ When light is applied to a transparent body with birefringence, its polarized state changes. ■ By using a birefringence measurement device, it is possible to visualize the polarization information with a dedicated polarization image sensor. ■ By using wavelengths of 523nm, 543nm, and 575nm, birefringence can be evaluated by comparing the polarized states before and after passing through the transparent body. *For more details, please refer to the PDF document or feel free to contact us.

This document introduces a colorimeter that quantifies the color of objects. When light is irradiated onto an object, optical phenomena occur on the surface and inside the object, allowing for the quantification of the object's color by detecting the scattered light. As an example, we present test results that quantify the color differences between conditions where water-based paint was irradiated with ultraviolet (UV) light and conditions without UV treatment. We encourage you to download and take a look. [Contents] ■ Colorimeter (Device Structure) ■ L*a*b* Color Space ■ Visual Inspection of Water-Based Paint and Conversion to L*a*b* Color Space *For more details, please refer to the PDF document or feel free to contact us.

This document introduces a guide to mass spectrometry. In the analysis of organic compounds, information is obtained and analyzed from various analytical methods based on the functional groups, skeletal structures, and masses of the compounds. There are various methods for analyzing the mass of compounds, each with its own strengths in terms of the type of analysis and targets. Additionally, these methods can be selectively used according to the application or combined with other analytical techniques to obtain the necessary information. [Contents] ■ Methods mainly used in mass spectrometry - GC-MS - LC-MS - MALDI-TOFMS - GPC *For more details, please refer to the PDF document or feel free to contact us.

There are various types of liquid crystal materials, including low molecular weight compounds used in LCD panels and high molecular weight polymers used in printed circuit boards and electronic components. We would like to introduce examples of molecular structure analysis of these low molecular weight liquid crystals and high molecular weight liquid crystals (LCP). Our company, equipped with a wealth of devices and expertise, can handle reliability testing and analytical analysis of not only liquid crystal materials but also various other materials. Please feel free to consult us regarding the understanding of molecular structures of imported overseas products and materials, as well as troubleshooting issues. 【Case Study Details】 ■ Molecular structure analysis using FT-IR ■ Understanding of surface functional groups (molecular groups) through XPS (ESCA) analysis ■ Example of LCD liquid crystal material analysis using GC-MS *For more details, please refer to the PDF document or feel free to contact us.

This document introduces the analysis by Aites Inc. titled "Verification of Degree of Polymerization and Molecular Weight Differences through IR Analysis." Polyethylene oxide (PEO) is used in a wide range of applications due to its properties derived from its polar structure, including as an insulating material and electrolyte in lithium-ion polymer secondary batteries, surfactants, cosmetics, and synthetic detergent raw materials. In this study, we analyzed PEO with different degrees of polymerization and molecular weights using IR analysis, attempting to interpret the differences from the spectra and conduct data analysis. We invite you to read it. [Contents] ■ Polyethylene Oxide ■ Data analysis through overlaying IR spectra of each obtained sample ■ Other analytical methods are also possible *Please feel free to contact us.

There are two main types of polyethylene resin: high-density polyethylene (HDPE) and low-density polyethylene (LDPE). While the basic molecular structure of each is the same, the differences in the number of branching structures and other factors result in different properties as polymers. Here, we present examples comparing HDPE and LDPE from various analyses. Our company not only analyzes material structures and properties but also examines variations in process conditions, defects, and degradation phenomena through various analytical methods. [Case Study Content] ■ Comparative analysis of main skeleton using FT-IR ■ Comparative analysis of thermal decomposition temperature using EGA-MS ■ Comparative analysis of thermal decomposition products using thermal decomposition GC-MS *For more details, please refer to the PDF document or feel free to contact us.

Phthalate esters are used as additive components, such as plasticizers, in many plastic products. However, under the revised RoHS directive, four new types of phthalate esters have become regulated substances. Our "screening analysis" allows for a simple examination of the presence or absence of regulated compounds. If a concentration of 500 to 1500 ppm is estimated, a more detailed quantitative analysis will be conducted for confirmation. In addition to the four types regulated by the RoHS directive, we can also perform a simple "screening analysis" for DNOP, DINP, and DIDP, which are regulated under JIG and the Food Sanitation Act. Please feel free to contact us for details about the samples and target compounds. 【Screening analysis of phthalate esters in bubble cushioning materials using Py-GC/MS】 ■Judgment criteria: Semi-quantitative values - Below 500 ppm: Determined as non-detect - Above 1,500 ppm: Determined as detect - 500 to 1,500 ppm: Re-examination will be conducted through quantitative analysis by solvent extraction *For more details, please refer to the PDF document or feel free to contact us.

It is known that low molecular siloxanes emitted from silicone products can cause the generation of silicon dioxide, an insulator, due to the heat of electrical sparks when present around the contacts of electronic components, leading to contact failures. Here, we introduce outgassing quantitative analysis using HS-GCMS as a method for confirming low molecular siloxanes. HS-GCMS analysis can determine whether there are materials around the electronic components that generate low molecular siloxanes and to what extent they are emitted. Please feel free to contact us regarding sample size and conditions. 【HS-GCMS Analysis of Silicone Adhesive Tapes】 - Tapes using silicone adhesives are sealed in a vial. - After heating at 130°C for 30 minutes, the emitted outgas is analyzed using headspace GCMS. - For the detected low molecular siloxanes, quantification was performed based on the equivalent of cyclic siloxane D5. *For more details, please refer to the PDF document or feel free to contact us.*

Polycarbonate is a material that excels in impact resistance, weather resistance, and transparency, making it widely used in everything from industrial materials to everyday products. However, even polymers with excellent properties can undergo chemical changes, commonly referred to as degradation, due to the usage environment and the passage of time. This document presents examples of degradation analysis of polycarbonate materials subjected to UV irradiation and constant temperature and humidity testing. [Contents] ■ Thermal decomposition GC-MS analysis of polycarbonate *For more details, please refer to the PDF document or feel free to contact us.*

Various additives are used in polymers to improve stability and processability; however, due to environmental impact and long-term storage, additive components may precipitate on the polymer surface, or the additives themselves may undergo chemical changes, leading to discoloration and degradation. This document presents examples of analyzing the bleed-out of additives and the chemical changes of additive components due to UV irradiation using thermal desorption GC-MS. Although additive components are present in only small amounts compared to the main polymer components, they can be analyzed sensitively using thermal desorption GC-MS. We propose methods tailored to specific issues or objectives, such as predicting product degradation in combination with reliability testing, thermal analysis, and main component analysis. Please feel free to contact us. [Contents] ■ Analysis of additive components bled out from nitrile rubber ■ Analysis of additive components in nylon 66 subjected to UV irradiation *For more details, please refer to the PDF document or feel free to contact us.

Carbon materials include various types such as graphite, activated carbon, and carbon fibers, and are widely used in applications such as the active material for the negative electrode of lithium-ion batteries, additives for conductive plastics, inks, and CFRP. Our company evaluates the structural differences of carbon materials through Raman analysis. In the case of carbon black (CB) and activated carbon, the G-band peak becomes broader compared to graphite, and the full width at half maximum increases. This indicates that the crystallite size differs, with graphite having a larger crystallite size than CB and activated carbon. **Differences in Raman spectra due to carbon materials:** - Graphite shows a strong and sharp G-band around 1580 cm-1. - It indicates the disorder in the hexagonal structure, which is the unit cell of graphite, and the stacking of layers is more disordered. - In CB and activated carbon, the G-band peak is broader compared to graphite, and the full width at half maximum is larger. - Graphite has a larger crystallite size than CB and activated carbon. *For more details, please refer to the PDF document or feel free to contact us.*

We will introduce a case of TOF-SIMS that enables wide-area image map measurement by combining it with an electric stage. We conducted wide-area (30mm × 30mm) image mapping measurements by drawing with two types of black markers on a metal plate. It is difficult to distinguish between the two types of markers in optical images, but by confirming the image map with characteristic secondary ion peaks for each marker, we can visualize the distribution of the markers. Additionally, there are cases where detailed analysis results were obtained from spectra after wide-area image map measurements using TOF-SIMS. [Overview] ■ Standard measurements (beam scan measurements) target sizes of 500μm × 500μm or smaller. ■ By combining with an electric stage, wide-area image map measurements are possible. *For more details, please refer to the PDF document or feel free to contact us.

GC-MS analysis is a method commonly used for the analysis of organic components and organic structure analysis. With auxiliary devices, it is capable of a wide range of analyses, from low molecular substances like solvents to high molecular substances like plastics. In this document, we will introduce the sample introduction devices owned by Aites, as well as the types of analysis samples and analysis content that each device specializes in. We invite you to read it. 【Contents】 ■ Overview ■ Conditions ■ Samples ■ Data Obtained ■ Analysis Examples *For more details, please refer to the PDF document or feel free to contact us.

Organic materials such as solvents, additives, pharmaceuticals, and plastics are essential materials alongside metals and inorganic materials. They have a wide variety of types due to combinations of light elements, and their specificity arises from structures, intermolecular forces, and electron behavior. However, it seems that chemical instrumentation analysis and evaluation are necessary for a fundamental understanding of their properties. This document presents examples of analysis and evaluation services for organic materials. [Contents] ■ FT-IR analysis ■ GC-MS analysis ■ Molecular weight distribution evaluation by GPC (SEC) *For more details, please refer to the PDF document or feel free to contact us.

The molecular weight of resins such as plastics is not a single value but is composed of multiple molecular weights. By understanding this molecular weight and its distribution, it leads to a better understanding of the characteristics and degradation mechanisms of the resin. In this document, we will introduce a case study where we measured polypropylene resin (PP) samples with and without ultraviolet (UV) irradiation using a high-temperature GPC device suitable for measuring polyolefin-based materials that are difficult to dissolve in solvents at room temperature, and conducted data analysis. We encourage you to read it. [Contents] ■ Configuration and principles of high-temperature SEC ■ Analysis case: Molecular weight measurement of PP subjected to UV irradiation ■ Application examples ■ Specifications and considerations for high-temperature SEC *For more details, please refer to the PDF document or feel free to contact us.

As a pre-treatment for GC-MS analysis, solvent extraction can sometimes allow for highly sensitive analysis of target substances. This document introduces examples of component comparison of dirt wiped with a cloth and component comparison of color developers contained in thermal paper using solvent extraction. In addition to solvent extraction, we can propose suitable methods from various pre-treatment techniques tailored to your samples and analysis targets, so please feel free to contact us. [Contents] ■ Comparative analysis of dirt components and surrounding materials ■ Component comparison of color developers contained in thermal paper *For more details, please refer to the PDF document or feel free to contact us.

"Laminating film" is used in various industries to protect the display surface while maintaining the visibility of printed materials by utilizing highly transparent materials. During processing, heat bonding is performed, so it is assumed that the molecular state changes compared to before processing. In this study, we attempted to clarify the residual stress remaining in the product by comparing conditions with and without heat applied to the laminating film, using birefringence. This document presents measurement results using a laminating film composed of polyethylene terephthalate (PET) and ethylene-vinyl acetate (EVA) as an example. [Contents] ■ Measurement of glass transition temperature by DSC ■ Measurement of birefringence by WPA ■ Effects of combining PET and EVA *For more details, please refer to the PDF document or feel free to contact us.

Introducing our Raman spectrum acquisition service for rocks. If you send us thinly sliced rock samples or extracted minerals and specify the measurement locations, we will obtain the Raman spectra for the specified locations. We also offer thin sectioning, elemental analysis (EDX/EPMA), and EBSD analysis. Please feel free to contact us when needed. 【Features】 ■ Raman spectra are very effective for identifying and analyzing mineral species in rocks. ■ If you send us thinly sliced rock samples or extracted minerals and specify the measurement locations, we will obtain the Raman spectra for the specified locations. ■ We also offer thin sectioning, elemental analysis (EDX/EPMA), and EBSD analysis. *For more details, please refer to the PDF document or feel free to contact us.

Polyethylene (PE) comes in several types with different material properties depending on the length and number of its side chain branches. From the melting peak of crystalline polyethylene, the melting point and crystallinity were measured using DSC and compared for each type of polyethylene. LDPE, which has many long side chains and is less dense, resulted in a low melting point and low crystallinity, while HDPE, which tends to have a denser molecular chain, showed high values for both melting point and crystallinity. Additionally, LLDPE, which has many relatively short side chains and is easier to densify than LDPE, exhibited intermediate values for melting point and crystallinity between LDPE and HDPE. [Types of Polyethylene] - LDPE (Low-Density Polyethylene): Low rigidity and high flexibility - LLDPE (Linear Low-Density Polyethylene): Tougher than LDPE but less processable - HDPE (High-Density Polyethylene): High rigidity, excellent tensile strength, impact strength, and hardness *For more details, please refer to the PDF document or feel free to contact us.

Liquid crystal displays use various organic materials, including liquid crystals, sealing materials, encapsulants, and polarizers. Considering the material properties and degradation mechanisms of each component from a chemical perspective is important for product evaluation and defect analysis. This document presents examples of chemical analysis for the components of liquid crystal displays. [Examples of Chemical Analysis] ■FT-IR: Principal component analysis ■EDX: Elemental analysis ■GCMS: Liquid crystal component analysis ■HS-GCMS: Outgassing analysis (degradation analysis) and more *For more details, please refer to the PDF document or feel free to contact us.

Dynamic light scattering allows for the measurement of particle size and size distribution of nanoparticles dispersed in a liquid without separating the particles. Here, we present an example of measuring the particle size of silica and alumina particles in an aqueous medium. Particles in a solution exhibit Brownian motion that depends on their size, and the fluctuations in the scattered light produced when the particles are illuminated depend on their size as well. By observing and analyzing these fluctuations, we can determine the particle size and size distribution. [Alumina Measurement Results and Discussion] - As alumina approaches neutrality from strong alkaline conditions, it nears its isoelectric point. - The surface charge of the particles decreases. - The repulsion between particles diminishes. - It can be inferred that particle aggregation is occurring. *For more details, please refer to the PDF document or feel free to contact us.*