荒川化学工業 List of Products and Services

"PLAFIT" is a plastic additive made from the plant-derived natural resource "rosin." "Rosin" is an oligomer composed of hydrophobic groups with bulky structures and hydrophilic carboxyl groups within its molecules. High molecular weight plastics and highly filled plastics have low fluidity, which poses challenges in moldability. This product can improve fluidity while maintaining the mechanical properties of plastics. 【Features】 ■ Improves fluidity while maintaining the mechanical properties of plastics ■ Suitable for injection molding of thin-walled, low-temperature, high molecular weight plastics, and highly filled plastics. ■ Enhances compatibility between plastics with different polarities and between plastics and fillers ■ Improves the physical properties of plastic composite materials blended with polymer alloys and fillers *For more details, please download the PDF or feel free to contact us.

• Other consumables

This product is a maleic acid-based copolymer for dispersants and compatibilizers, which imparts hydrophobicity to the processed surface and is handled by Arakawa Chemical Industries, Ltd. The introduction of a third monomer is possible, and hydrophilic/hydrophobic control can be achieved through half-esterification and neutralization. Customization of the resin is available according to customer requests. Please feel free to consult us for more details. 【Features】 ■ Hydrophobicity: Imparts hydrophobicity to the processed surface ■ Ion adsorption: Adsorption/binder for metal ions and other polar substances ■ Dispersibility: Aids in the water dispersion of hydrophobic substances ■ Adhesion and transparency *For more details, please refer to the PDF materials or feel free to contact us.

• Emulsifier/Disperser

This product is a prototype of a "non-flowable latent heat storage material" created by the Functional Coating Division of Arakawa Chemical Industries, Ltd. It maintains its shape without showing flowability even at temperatures above the phase change. It exhibits a permanent heat storage function through heating and cooling cycles. Please feel free to contact us when you need assistance. 【Features】 ■ Does not show flowability even above the phase change temperature ■ Can be applied as a coating or formed into sheets ■ Excellent strength and flexibility in addition to heat storage performance ■ No packaging container required ★ In addition to non-flowable latent heat storage materials, we also offer low dielectric adhesive, functional water-based barrier coatings, and thermosetting functional coatings. * For more details, please refer to the PDF document or feel free to contact us.

• Other consumables

This product is a prototype of a "low dielectric adhesive" created by the Functional Coating Division of Arakawa Chemical Industries, Ltd. The solvent is butyl acetate, and the non-volatile content of the adhesive is 40%. It forms a coating film that is low dielectric and has excellent transparency. Please feel free to contact us when you need it. 【Specifications (partial)】 ■Main agent / Hardener (wt%): 97 / 3 ■Solvent / Non-volatile content of adhesive: Butyl acetate / 40% ■Drying conditions / Dry film thickness: 120℃×5min / 75μm ■Dielectric constant Dk / Dielectric loss tangent Df (SPDR 10GHz): 2.36 / 0.0036 ★In addition to low dielectric adhesives, we also offer non-flowable latent heat storage materials, functional water-based barrier coatings, and thermosetting functional coatings. *For more details, please refer to the PDF document or feel free to contact us.

• Other consumables

This product is a prototype of "Polyurethane Resin for Functional Films" created by the Functional Coating Division of Arakawa Chemical Industries, Ltd. It imparts moisture permeability to a polyurethane resin that excels in flexibility, and successfully achieves film formation with solvent resistance and resilience through heat curing. This product is gaining attention as a substrate for wearable devices and bio-centers. 【Features】 ■Viscosity (mPa·s): 3000 ■Non-volatile content (%): 70% ■Solvent composition: Toluene/Ethyl acetate = 1/1 ■Film strength and moisture permeability can be adjusted according to your requirements. *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent
• Other polymer materials

We offer a wide range of "high-performance resin and CFRP products," including resin materials, coatings, and dispersants. The "breathable polyurethane resin (prototype)" excels in flexibility and breathability, and can be film-formed through a drying process with a one-component type. We anticipate its use in film dressings and substrates for biosensors. The strength and breathability of the film can be adjusted according to your requirements. Other products can also be customized using our unique synthesis and formulation technology. 【Specifications of Breathable Polyurethane Resin (Prototype)】 ■Viscosity: 1600 mPa·s ■Non-volatile content: 20.0% ■Solvent composition: Toluene/Isopropyl alcohol = 7/3 *For more details, please refer to the materials. Feel free to contact us with any inquiries. *For other products, please refer to the basic information section and materials.

• Coating Agent

The functional water-based barrier coating agent "AW Series" is a product developed by our company that is strong against water and oil, and also resistant to bending. It imparts water vapor barrier properties to paper and forms a flexible barrier layer. It is based on synthetic and formulation (emulsification and dispersion) technology. Customization of the product is also possible according to customer requests. Please consult with us first. 【Synthetic Technology and Formulation Technology (Emulsification and Dispersion)】 ■ Gas barrier properties ■ Oil resistance ■ Adhesion ■ Water resistance and water repellency ■ Adhesive properties ■ Processability *For more details, please refer to the PDF document or feel free to contact us.

• Other consumables

At Arakawa Chemical Industries, we handle "fertilizer coating materials." The natural material "rosin" can impart properties such as adhesiveness, hydrophobicity, and controlled release, allowing for various designs and property control tailored to specific applications. Our "proprietary water-based polymer" has a high degree of uniqueness in controlling structure (branched/linear), ionic properties, and hydrophilicity/hydrophobicity, enabling the introduction of functional monomers and functional sites. In addition to fertilizer coating materials, we are exploring ways to contribute to the agricultural field. Please feel free to contact us when needed. 【Our Strengths and Examples of Imparted Functions】 <Rosin Derivatives> ■Biomass Material →Environmentally friendly formulations, etc. ■Controlled Release →Controlled release formulations *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

Arakawa Chemical Industries Co., Ltd. handles "Modepix." For solvent-type grades, achieving high rust resistance and high hardness requires the polymerization of epoxy resin. It is suitable for primer resins, has good adhesion to metal materials, and excels in rust resistance. 【Features (Solvent-type Grade)】 ■ Easy operation with one component ■ High rust resistance ■ High hardness ■ High adhesion to the substrate *For more details, please refer to the PDF document or feel free to contact us.

• Plastic bearings
• Plastic utensils and containers

"Arapor" is a high molecular weight polyester resin that offers excellent processability and adhesion to various substrates. The "high molecular weight type" can exhibit film-forming properties, toughness, and adhesion through the adjustment of "a wide range of glass transition temperatures (Tg)," "a broad range of molecular weights from low to high," "compatibility with various polymers," and "solubility adjustments to solvents." 【Features (Solvent-based Grade)】 ■ High molecular weight type → Improved intermolecular forces → Film-forming properties, toughness, adhesion ■ Random copolymerization → Suppression of crystallinity → Solubility, flexibility, adhesion ■ Varnish form (solvent-diluted) → Easy to handle *For more details, please refer to the PDF materials or feel free to contact us.

• Plastic bearings
• Plastic utensils and containers

"Yuliano" is a resin for packaging gravure inks and coatings that excels in low-temperature properties. It has excellent chemical resistance and abrasion resistance, and allows for control of molecular weight and structure. Leveraging its features, we are also working on expanding its applications to paints, coatings, adhesives, etc., by combining technologies such as water-based formulations. 【Features】 ■ Modification of molecules is possible ■ Control of molecular weight and structure is possible ■ Excellent chemical resistance and abrasion resistance ■ Excellent low-temperature properties ■ Tough and offers a wide range of physical properties from soft to hard *For more details, please refer to the PDF document or feel free to contact us.

• Plastic bearings
• Plastic utensils and containers

Creating new value with "connecting" technology. Arakawa Chemical Industries is currently holding an online EXPO.

• Coating Agent

The "Beam Set EM/AQ Series" is a UV-curable, high productivity water-based UV coating agent. It offers a lineup of high hardness and high adhesion grades. Examples of applications include various optical film uses, plastic housing applications for home appliances, and environmentally friendly non-solvent process applications. Additionally, there are developed products for heat-curing functional enhancements. If you have any functions you would like to improve or add, please feel free to consult us. 【Features】 ■ UV-curable and highly productive ■ Water-based type with low environmental impact ■ Lineup of high hardness and high adhesion grades *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

This product is a maleic acid-based copolymer for dispersants and compatibilizers, which imparts hydrophobicity to processed surfaces, handled by Arakawa Chemical Industries, Ltd. The introduction of a third monomer is possible, allowing for half-esterification and neutralization, enabling hydrophilic/hydrophobic control. Customization of the resin is available according to customer requests. Please feel free to consult us for more details. 【Features】 ■ Hydrophobicity: Imparts hydrophobicity to processed surfaces ■ Ion adsorption: Adsorption/binder for metal ions and other polar substances ■ Dispersibility: Aids in the water dispersion of hydrophobic substances ■ Adhesion and transparency *For more details, please refer to the PDF document or feel free to contact us.

• Emulsifier/Disperser

This product is a prototype of "breathable polyurethane resin" created by the Functional Coating Division of Arakawa Chemical Industries, Ltd. Breathability has been added to the highly flexible polyurethane resin. As it is a one-component type, it can be film-formed through a drying process only. Film strength and breathability can be adjusted according to your requirements. 【Specifications】 ■Viscosity (mPa·s): 1600 ■Non-volatile content (%): 20.0 ■Solvent composition: Toluene/Isopropyl alcohol = 7/3 *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

This document introduces the "coating agents for heterogeneous materials (metal and plastic) for automobiles" that our company handles. It is suitable for multi-material (heterogeneous) materials for automobiles, including solvent-based products with rust prevention properties such as "Arakido 9203N" and "Arakido 9212," as well as water-based products like "Modepix 304" and "Yuriano W600." The product characteristics, such as solid content and solvent type, are illustrated in the diagrams. We encourage you to read it. 【Featured Products】 <Solvent-based Products> ■ Arakido 9203N ■ Arakido 9212 <Water-based Products> ■ Modepix 304 ■ Yuriano W600 *For more details, please refer to the PDF document or feel free to contact us.

• Coating Agent

"Aracoat" is a thermosetting coating agent made from a base agent and a hardener. It features low-temperature curing and can be used in various applications, primarily for film coating. By integrating resin synthesis technology and formulation technology, it can provide functionality tailored to specific requirements. We offer a rich lineup, including the low-temperature curing, solvent-resistant antistatic coating agent "Aracoat AS series," and the non-silicone release coating agent "Aracoat RL series." 【Features】 ■ Thermosetting coating agent made from a base agent and a hardener ■ Characterized by low-temperature curing ■ Usable in various applications, primarily for film coating ■ Fusion of resin synthesis technology and formulation technology ■ Ability to provide functionality tailored to requirements *For more details, please refer to the PDF materials or feel free to contact us.

• Coating Agent