大塚化学 List of Products and Services

"TERPLUS" is a functional polymer synthesized using our proprietary controlled radical polymerization method, "TERP method." By utilizing controlled radical polymerization, we provide polymer products with uniform molecular weights and controlled polymer structures, such as block polymers. The main product groups of "TERPLUS" include the following: 1) Pigment dispersants: Advanced dispersion stability due to block polymer structure 2) Adhesives: Manifestation of anti-contamination properties and mechanical characteristics through molecular weight distribution control in the high molecular weight range Our dedicated plant at the Tokushima factory can accommodate production from prototype to mass production levels. *For more details, please refer to the PDF materials or feel free to contact us.

"Tisumo" was born in 1979 and has been used for many years. It is an extremely fine crystalline fiber, with a size that is thousands of times smaller than that of conventional glass fibers. Its range of applications continues to expand, primarily in the automotive, office automation equipment, and electronics sectors, with uses spreading worldwide. 【Features】 ■ Size is thousands of times smaller than conventional glass fibers ■ High-strength, high-rigidity material with strength and rigidity equivalent to carbon fibers ■ Mohs hardness comparable to cast iron, exhibiting excellent friction and wear characteristics *For more details, please refer to the PDF document or feel free to contact us.

"Terases" is a new material that meets global needs. Utilizing shape control and composition control technologies, which are part of Otsuka Chemical's core technologies, we have developed titanate. It is primarily used in automotive brake friction materials and continues to expand globally every day, improving μ stability, wear resistance, fade resistance, and NVH as a friction adjusting material. [Features] - Primarily used in automotive brake friction materials - Attributed to both physical and mechanical factors brought about by shape and crystal structure, and factors due to chemical reactions at the friction interface resulting from chemical properties - Possesses many characteristic grades, allowing us to consistently propose suitable fillers for our customers *For more details, please refer to the PDF document or feel free to contact us.

The high-performance thermoplastic composite material "Pochicon" is a composite material that incorporates ultra-fine potassium titanate fibers called "Tisumo." It is a thermoplastic material that meets customer needs for applications requiring micro-reinforcement, such as LED reflector parts and camera module components, as well as for high-strength and high-sliding applications like automotive bearing parts. 【Features】 ■ Micro-reinforcement ■ Excellent friction and wear properties ■ Excellent dimensional accuracy and surface smoothness ■ Excellent recyclability *For more details, please refer to the PDF document or feel free to contact us.

"Dentol WK" is a white conductive filler based on a thismol derivative, with a nano-order conductive layer applied to its surface. By incorporating it into paints, adhesives, resins, etc., conductivity can be imparted. Our company offers a range of white conductive materials (the "Dentol" series) that can be widely applied in fields such as paints, plastics, and inks. 【Features】 ■ Extremely stable resistors can be obtained ■ Imparts conductivity to paints, adhesives, films, and molded products ■ Resistance values can be set by adjusting the amount added ■ Excellent environmental stability ■ Resistance values are stable against temperature and humidity, and have excellent chemical resistance *For more details, please refer to the PDF materials or feel free to contact us.

"Kemcatch" is a catcher agent that excels in deodorization amount and speed due to its adsorption through chemical reactions. It was developed for the chemical removal of formaldehyde and acetaldehyde generated in new houses and renovations. We offer various grades for water-based and solvent-based applications. Depending on the application, it can be added or blended with various treatment agents or resins to impart catcher functionality. 【Features】 ■ Selectively deodorizes neutral odors (aldehydes) ■ Forms a chemical bond with aldehydes, with no release observed after deodorization ■ Capable of deodorizing approximately 0.3 to 0.4 grams of formaldehyde per gram of agent *For more details, please refer to the PDF document or feel free to contact us.

"Uniform AZ" is a chemical foaming agent produced through a consistent process from hydrazine hydrate, a derivative of hydrazine hydrate, and possesses a high level of quality. It is extremely effective in forming bubbles within plastics and rubber, providing various functions such as thermal insulation, soundproofing, cushioning, flexibility, and decorative properties, while also contributing to lightweighting. In addition to being adjustable in decomposition temperature and rate, it has excellent storage stability with minimal changes over time. 【Features】 ■ Excellent dispersibility with plastics, rubber, etc. ■ Decomposition temperature suitable for processing temperatures of plastics and rubber ■ Adjustable decomposition temperature and rate ■ High gas generation (Gas volume: 220–245 ml/g) ■ Minimal contamination from decomposition products ■ Minimal changes over time and excellent storage stability *For more details, please refer to the PDF document or feel free to contact us.

"Uniform AZ Ultra" is a chemical foaming agent that improves the quality of foam materials by enhancing dispersion through surface treatment. Developed based on powder engineering and our unique surface treatment technology, it is a type designed for solidification, agglomeration, and dust prevention. It does not solidify due to moisture absorption during storage, making inventory management easier, and it enhances dispersion in resins, reducing voids and pinholes. 【Features】 ■ Excellent compatibility and dispersion with plastics, rubber, and other materials ■ Decomposition temperature suitable for processing temperatures of plastics and rubber ■ Adjustable decomposition temperature and rate ■ High gas generation (Gas volume: 220–245 ml/g) ■ Minimal contamination from decomposition products ■ Little change over time, excellent storage stability *For more details, please refer to the PDF document or feel free to contact us.

The "Uniform AZ P Series" is an environmentally friendly foaming agent primarily composed of inorganic carbonates. We offer masterbatches tailored for various applications and purposes, including vehicle components, building materials, and furniture parts. Unlike organic foaming agents, inorganic foaming agents do not leave color residues or odors in the final product (foam), leading to improved quality and increased productivity due to thermal decomposition. 【Features】 ■ White in color, resulting in minimal coloring of molded products ■ Less mold contamination and metal corrosion compared to organic foaming agents ■ Thermal decomposition allows for shorter molding cycles ■ Masterbatches available for various applications and purposes, including vehicle components, building materials, and furniture parts *For more details, please refer to the PDF document or feel free to contact us.

"Hydrazide compounds" allow for easy adjustment of curing temperature and curing speed of epoxy resins through combinations with multiple hydrazide compounds. They are widely used in fields such as paints and adhesives as latent curing agents for thermosetting resins like epoxy, and as crosslinking agents for thermoplastic resins containing ketone groups in acrylic emulsions. [Features] - High reactivity, enabling curing at low temperatures - Excellent as latent curing agents - Adjustable crosslink density - Superior adhesion properties of the cured product - High Tg (glass transition temperature) cured products can be obtained *For more details, please refer to the PDF document or feel free to contact us.

The "high dielectric poticon" is an advanced composite material that has a high dielectric constant and low dielectric loss due to precise control of dielectric properties. It possesses high dielectric constant/low dielectric loss characteristics in the high-frequency range, along with excellent processability and recyclability typical of thermoplastic resins. Its applications are expanding to advanced information devices such as satellite broadcasting, mobile communications, and high-speed computing. 【Features】 ■ Adjustable relative permittivity ■ Capable of setting relative permittivity between 5 and 15 while maintaining low dielectric loss ■ Extremely excellent scalability and surface smoothness ■ Superior moldability *For more details, please refer to the PDF document or feel free to contact us.

"Film-grade Pochicon" is a composite material for recyclable thermoplastic films, created by combining a special scaly "filler" with thermoplastic resin, offering low thermal expansion coefficient and high rigidity. Due to its low thermal expansion coefficient and good adhesion properties for secondary processing and metals, its applications extend to flexible substrates and multilayer boards. 【Features】 ■ High rigidity, bend resistance, and surface smoothness ■ Recyclability and low thermal expansion coefficient ■ Thermoplastic: easy secondary processing ■ Solder heat resistance 260°C for 60 seconds ■ Excellent dielectric properties ■ Low thermal fusion at 250°C *For more details, please refer to the PDF document or feel free to contact us.

We would like to introduce our resin composite material "Pochicon/Wistat." By incorporating potassium titanate fibers "Tismo" and "Dentor" as reinforcing materials, it is possible to provide micro-level reinforcement in thin and narrow sections of molded products. Additionally, molded products made with this material have high mold transferability, resulting in a smooth mirror-like surface. The improvement in dimensional accuracy makes it suitable for precision parts, sliding parts, plated parts, and aesthetic parts. 【Features】 ■ Micro reinforcement capability ■ Excellent friction and wear resistance ■ Excellent recyclability ■ Excellent dimensional accuracy and stability ■ Extreme surface smoothness *For more details, please refer to the PDF document or feel free to contact us.

Recently, Otsuka Chemical has created an introductory video that clearly explains the features of our main products and their specific applications, so that customers can gain a deeper understanding of them. The first installment, "ChemCatch," is a catcher agent that excels in deodorization capacity and speed due to its adsorption through chemical reactions. It was developed for the chemical removal of formaldehyde and acetaldehyde generated in new houses and renovations. We offer various grades for water-based and solvent-based applications. Depending on the use, it can be added or blended with various processing agents or resins to impart catcher functionality. 【Features】 ■ Selectively deodorizes neutral odors (aldehydes) ■ Forms a chemical bond with aldehydes, with no release observed after deodorization ■ Capable of deodorizing approximately 0.3 to 0.4 grams of formaldehyde per gram of agent *For more details, please refer to the PDF materials or feel free to contact us.

"Acroad" is a rubber additive that can improve the dispersion of fillers by being added to natural or synthetic rubber. A very small amount of the additive reacts with the rubber polymer molecules during the mixing process, resulting in rubber that has affinity for fillers such as carbon black and silica. Additionally, the improvement in filler dispersion in rubber due to this product significantly enhances various physical properties of vulcanized rubber. [Features] - Low heat generation - Durability *For more details, please download the PDF or feel free to contact us.

"Pochi Con Filament" is a 3D printer filament characterized by high dimensional accuracy and precision molding capabilities, allowing for the creation of functional parts such as robots. It offers high molding accuracy as a 3D printed product, enabling stable molding over long periods and achieving strength comparable to injection molding. Additionally, it is capable of creating fine parts and exhibits excellent sliding properties. 【Features】 ■ High precision molding capability ■ High dimensional accuracy ■ Excellent surface smoothness ■ Good sliding properties ■ Low aggressiveness towards nozzles *For more details, please download the PDF or feel free to contact us.