林純薬工業 List of Products and Services

Rin Jun Pharmaceutical Industry is a manufacturing partner of chemical products that meets the diverse needs of customers, particularly in the electronic device sector. In response to challenges such as production volume, quality, and cost, each department works together to provide flexible and prompt solutions, proposing optimal manufacturing and supply methods. With reliable quality and stable supply, we strongly support our customers' businesses. *For more details, please download the PDF or contact us directly.*

• Contract manufacturing
• Processing Contract

The features of this product are as follows: - It is possible to form desired unevenness and improve light extraction efficiency. - Processing can be done at low temperatures and in a short time. - The in-plane uniformity of the uneven surface shape is excellent. Keywords: frost treatment, unevenness, LED, light-emitting diode, indium phosphide.

• Chemicals

Rin Junyaku Kogyo Co., Ltd. has been developing and evaluating functional chemicals such as etching solutions and stripping solutions as a manufacturer of chemical solutions for electronic materials. Based on the know-how gained from development and evaluation, we can perform image observation tailored to your needs. For image observation, we can provide high-resolution SEM images using ultra-high-resolution FE-SEM (in-lens). Additionally, we can accommodate detailed image observation through processing at specific locations using FIB equipment. We also flexibly support chemical processing (Dip, Spray). We conduct image observation and chemical processing for semiconductor substrates, LCD substrates, electronic device substrates, and contribute to improving evaluation efficiency. 【Recommended for those who:】 ■ Need high-resolution SEM images ■ Do not own observation equipment ■ Have a large volume of image observation tasks ■ Want to improve evaluation efficiency ■ Do not own chemical processing equipment *For more details, please refer to the PDF materials or feel free to contact us.

• Other contract services

Our company provides reagent preparation services suitable for various applications through "unique blending technology," "high-quality product inspection systems," "flexible related technologies," and "a diverse range of related products." Based on the experience and technical expertise we have cultivated as a comprehensive reagent manufacturer over many years, we can offer reagents tailored to usage amounts and conditions, ranging from small quantities (100 mL) to large volumes (1 cubic meter container). **Benefits of Outsourcing Reagent Preparation** - Reduction of expired chemicals due to time-related changes - Avoidance of excessive reagent purchases - Elimination of the hassle of cleaning equipment and the need for personnel for such tasks - Contribution to environmental conservation through waste reduction - Reduced risks related to safety and disaster prevention ★ You can view materials summarizing case studies from the "PDF Download." Please feel free to contact us for inquiries about our services.

• Other contract services

Our company offers a "contract manufacturing service" for various chemical products used in the manufacturing of LCD panels, semiconductors, and electronic components. We have a wide range of analytical instruments and ensure thorough quality control through appropriate analytical equipment and advanced analytical techniques. Based on our extensive experience and technical expertise as a specialized chemical manufacturer, we can propose manufacturing and supply methods tailored to your needs regarding production volume, quality, and cost. 【Our Strengths】 ■ Established in 1904, a specialized chemical manufacturer with abundant experience ■ A comprehensive range of 12 types of analytical instruments ■ A stable supply network established nationwide ■ Various container sizes available to meet your needs ■ Chemicals we can handle: various chemical products used in the manufacturing of LCD panels, semiconductors, and electronic components, such as stripping solutions, etching solutions, and cleaning solutions. *For more details, please feel free to contact us.

• Processing Contract

The challenges and requests surrounding our customers' businesses are diverse. Hayashi Junyaku Kogyo is solving these challenges through various approaches. You can refer to the projects we have tackled with our creativity through the link below.

• Chemicals

- Low metal content through purification Guaranteeing 33 elements at below 50 ppt - Metal assurance through high-precision analysis Introduction of ICP-MS/MS, improvement of analytical techniques - Thorough quality control Clean management from manufacturing environment to supply containers - Compatible with various containers 500ml, 20L, 200L, 18L canisters, and more As the second phase, we are developing PGME, ethyl lactate, and others. Keywords: ultra-high purity, low metal, ultra-trace analysis

• Chemicals

Lin Jun Pharmaceutical Industry boasts a history of 110 years since its founding and is a manufacturer of functional industrial chemicals that provide high-performance pharmaceuticals. We are pleased to announce the publication of a comprehensive catalog of functional pharmaceuticals that condenses our experience and technology. This catalog includes various high-performance chemical solutions essential for the manufacturing processes of electrical and electronic devices, such as metal film etching solutions, developing solutions, stripping solutions, texture etching solutions, and roughening etching solutions. We will be giving away this comprehensive catalog of high-performance pharmaceuticals for free to 20 companies through a lottery! 【How to Apply】 If you are interested, please apply through the "Contact Us" section below. *You can view an excerpt version from the "Download" section.

• Contract manufacturing
• Surface treatment contract service
• Other electronic parts

The features of this product are as follows: - It forms a good positive taper. - It has minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are excellent. Keywords: wet etching, aluminum, molybdenum, AlCu, MAM, multilayer film

• Chemicals

The features of this product are as follows: - It forms the desired taper shape (taper angle). - It etches Al and Al alloy films effectively. - The etching speed and the in-plane uniformity of the etching shape are good. Keywords: wet etching, aluminum

• Chemicals

The features of this product are as follows: - The etching rate is stable. - There is minimal side etching, allowing for the formation of fine patterns. - The in-plane uniformity of etching speed and etching shape is excellent. Keywords: wet etching, silver, APC

• Chemicals

The features of this product are as follows: - It forms a good positive taper. - There is minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are excellent. Keywords: wet etching, copper

• Chemicals

The features of this product are as follows: - There is less thinning of the Cu plating. - There is less surface roughness of the Cu. - It can be applied to various seed layers (from electroless copper plating to sputtered copper). - It supports various methods such as dip, spray, and spin. Keywords: wet etching, copper, plating, seed layer, selective semi-additive method.

• Chemicals

The features of this product are as follows: - It has minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are excellent. - It is suitable for laminated films such as Cu/Ti and W/Ti. Keywords: wet etching, titanium

• Chemicals

The features of this product are as follows: - It forms a good positive taper. - There is minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are good. - There are no residues after etching. Keywords: Wet etching, tungsten

• Chemicals

The features of this product are as follows: - It forms a good positive taper. - There is minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are excellent. - There is no residue after etching. Keywords: wet etching, titanium tungsten

• Chemicals

The features of this product are as follows: - It allows for processing at low temperatures and in a short time. - The etching speed and in-plane uniformity of the etching shape are excellent. - It is suitable for fine bump formation and pattern formation processes. Keywords: wet etching, gold, plating, seed layer, selective etching solution.

• Chemicals

The features of this product are as follows: - It has minimal side etching, allowing for the formation of fine patterns. - The etching speed and in-plane uniformity of the etching shape are excellent. - It is suitable for etching of black matrix (BM) and photo masks made of chromium. Keywords: wet etching, chromium

• Chemicals

The features of this product are as follows: - There is little side etching, allowing for the formation of fine patterns. - The etching speed and the in-plane uniformity of the etching shape are excellent. Keywords: Wet etching, nickel For roughening etching solution that processes the surface shape of Ni into a rough texture, please refer to the "Ni Roughening Etching Solution" page.

• Chemicals

The features of this product are as follows: - There are no residues after etching. - It has low foaming properties and excellent defoaming capabilities. - The etching speed and the in-plane uniformity of the etching shape are good. Keywords: wet etching, indium tin oxide

• Chemicals

The features of this product are as follows: - It allows for processing at low temperatures and in a short time. - By adjusting the composition and processing conditions, full etching is also possible. Keywords: wet etching, silver nanowires, AgNW, SNW

• Chemicals

The features of this product are as follows: - It etches without residue with a small amount of side etching. - It is compatible with PZT films produced by various film formation methods (sol-gel method, sputtering method, and other deposition methods). - Etching is possible using various processing methods such as dip and spray. - It also supports etching of bulk materials. - Non-toxic and non-hazardous products are also available. Keywords: wet etching, lead zirconate titanate

• Chemicals

The features of this product are as follows: - The angle difference of the taper angle in the cross-sectional shape can be reduced compared to conventional products. - The etched bottom surface can be etched more flatly than conventional products. - The uniformity of thickness is excellent. Keywords: wet etching, quartz

• Chemicals
• Chemicals

The features of this product are as follows: - It does not corrode Al or Al alloys. - It forms a good tapered profile. - It can be used for the formation of vias and pads through wet etching. - It can also be used as a pretreatment solution for Pure Etch 160 (Al damage-free Si etching solution). Keywords: wet etching, SiO2, SiN, TEOS, silicon oxide film, silicon nitride film.

• Other semiconductor manufacturing equipment

The features of this product are as follows: - It enables the formation of a smooth etching surface. - Etching can be performed regardless of the metal opening ratio on the device surface. - There is minimal degradation of the etching solution. - It is recommended to use Pure Etch ZE series (Al damage-free insulating film etching solution) as a pretreatment solution. Keywords: wet etching, silicon anisotropic etching

• Chemicals

The features of this product are as follows: - Processing at low temperatures and in a short time is possible. - The surface after etching is mirror-like. Keywords: wet etching, silicon isotropic etching, silicon substrate thinning

• Chemicals

The features of this product are as follows: - It effectively removes resist without corroding metal or insulating films. - It can be processed at both low and high temperatures. - All resist stripping solutions are free of NMP. Keywords: resist, non-aqueous

• Chemicals

The features of this product are as follows: - It effectively removes resist without corroding metal or insulating films. - It allows for processing at low temperatures and for short durations. - It does not use NMP. Keywords: resist, non-hazardous material

• Chemicals

The features of this product are as follows: - No intermediate rinse is required. - Low foaming, allowing for the combination of spray treatment and brush cleaning. - No flash point, and it is not subject to fire service laws. - It is recommended to use the Clean Etch ITO series as the etching solution for ITO films during color filter rework. Keywords: rework, color filter, color resist, polyimide.

• Chemicals

The features of this product are as follows: - It is a one-component type that is used by adding to an alkaline solution. - It can form a TEX size of 2-3μm. - It requires a small amount of chemical solution and has a long chemical life. - It enables improvement in conversion efficiency due to the reduction of surface reflectivity after treatment. Keywords: texture formation, unevenness, single crystal Si, solar cells.

• Chemicals

The features of this product are as follows: - It is possible to form desired unevenness and improve light extraction efficiency. - Processing can be done at low temperatures and in a short time. - The in-plane uniformity of the uneven shape is good. Keywords: frost treatment, unevenness, LED, light-emitting diode, aluminum indium gallium phosphide.

• Other semiconductor manufacturing equipment

The features of this product are as follows: - It is possible to form desired unevenness and improve light extraction efficiency. - Processing can be done at low temperatures and in a short time. - The in-plane uniformity of the uneven surface shape is good. Keywords: frost treatment, unevenness, LED, light-emitting diode, gallium phosphide, gallium nitride.

• Chemicals

The features of this product are as follows: - It is possible to form desired unevenness and improve light extraction efficiency. - Processing can be done at low temperatures and in a short time. - The in-plane uniformity of the uneven surface shape is good. Keywords: frost treatment, unevenness, LED, light-emitting diode, aluminum gallium arsenide, gallium arsenide.

• Chemicals

The features of this product are as follows: - It is possible to form desired unevenness and improve light extraction efficiency. - Processing can be done at room temperature to high temperatures. - The in-plane uniformity of the uneven surface shape is good. Keywords: frost treatment, unevenness, LED, light-emitting diode, gallium nitride.

• Chemicals

The features of this product are as follows: - It forms the desired unevenness. - The uniformity of the uneven surface shape is good. Keywords: chemical roughening, unevenness, nickel, plating, sputtering.

• Chemicals

The features of this product are as follows: - It forms desired unevenness on the surface of various SUS materials. - The in-plane uniformity of the uneven surface shape is excellent. Keywords: chemical roughening, unevenness, stainless steel

• Chemicals

- It forms the desired unevenness. - The in-plane uniformity of the uneven shape is good.

• Chemicals