About Otsuka Chemical

Otsuka Chemical, founded in 1950 and headquartered in Osaka, Japan, is a specialty chemicals company with expertise in hydrazine derivatives, blowing agents, and polymers. It supplies advanced materials for plastics, rubber, and coatings, focusing on high-performance and sustainable innovations. For the coatings industry, Otsuka Chemical provides polymerization initiators (azo types like AIBN, ADVN) and functional chemicals. These enable controlled curing, crosslinking, and foam control in UV, thermal, and specialty coatings for improved efficiency and properties.

Dentall WK-200B

Dentall WK-200B by Otsuka Chemical is a white conductive filler that is uniformly coated with nano-order transparent conductive layers on the surface of inductor made of potassium titanate fibers (TISMO). It provides conductivity, dust resistance and prevents electrification. Dentall WK-200B is used in solvent- & water-based systems. Primer for electrostatic spraying, paint for aircraft components and conductive paint for building materials are some of its application areas.

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Dentall WK-500

Dentall WK-500 by Otsuka Chemical is a white conductive filler. It is uniformly coated with nano-order transparent conductive layers on the surface of inductor made of potassium titanate fibers (TISMO). It offers conductivity, dust resistance and prevents electrification. Dentall WK-500 is used in solvent- & water-based systems. Finds application in primer for electrostatic spraying, paint for aircraft components and conductive paint for building materials are some of its application areas.

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Isophthalic dihydrazide

Isophthalic dihydrazide is a crosslinking agent for acrylic emulsions with a ketone group supplied by Otsuka Chemical. It is excellent as a latency hardener for epoxy resin. Isophthalic dihydrazide is recommended for use in acrylic paints, chipping and powdered paints.

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