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  1. Home
  2. Chemical
  3. 大塚化学
Chemical
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大塚化学

addressTokyo/Chiyoda-ku/2-2 Kanda Tsukasa-cho, Otsuka Pharmaceutical Kanda No. 2 Building
phone03-5297-2727
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last updated:Jun 24, 2025
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  • Products/Services(37)
  • catalog(8)
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大塚化学 Company Profile

We are developing new era chemical products across a wide range of fields!

Otsuka Chemical Co., Ltd. is a company that develops a wide range of chemical products for a new era, from inorganic chemicals to organic chemicals, fine chemicals, and specialty chemicals. We handle products such as "titanates," as well as other derivatives, resin composite materials, and resin additives.

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Manufacturing and sales of chemicals.

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Products/Services (37)

PCB materials for semiconductor inspection jigs for semiconductor manufacturing product image
PCB materials for semiconductor inspection jigs for semiconductor manufacturing
Contract manufacturing (pharmaceuticals/chemicals) product image
Contract manufacturing (pharmaceuticals/chemicals)
Pharmaceutical raw materials and intermediates / Food additives, etc. product image
Pharmaceutical raw materials and intermediates / Food additives, etc.
Tisumo blended 3D printer resin composite material "Pochi Con Filament" product image
Tisumo blended 3D printer resin composite material "Pochi Con Filament"

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catalog(8)

Survey responses are required to view e-book details. Click to view the e-book.

Contract manufacturing (pharmaceuticals/chemicals)

Contract manufacturing (pharmaceuticals/chemicals)

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Special Amino Acid Catalog

Special Amino Acid Catalog

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Conductive ceramic "Dentore"

Conductive ceramic "Dentore"

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Functional inorganic material "Tismo (potassium titanate fiber)"

Functional inorganic material "Tismo (potassium titanate fiber)"

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news(18)

gear-resin_2.png

KATACHI Story Column: What are Resin Gears? An Explanation from Types, Materials, to How to Choose.

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Otsuka Chemical has started publishing "KATACHI Story Column Articles." Many people may be struggling with the selection of resins for gears. This article explains the basic definitions and roles of resin gears, as well as specific applications. It is a must-read for those who want to choose the most suitable resin for gears, including Otsuka Chemical's Pochicon. Please check the details from the related links below.

Jan 15, 2026

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uv-absorbing-paint.jpg

KATACHI Story Column: What is UV Absorbing Agent Added Paint? Explanation of Effects, Benefits, and How to Choose.

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Otsuka Chemical has started publishing "KATACHI Story Column Articles." One of the major factors contributing to product degradation in the manufacturing industry is the impact of ultraviolet (UV) rays. Many cases are observed where plastic products, textile products, and painted surfaces discolor and deteriorate due to UV exposure, leading to a decline in product quality and customer complaints. The solution to such challenges is the addition of UV absorbers to coatings. This article will explain UV absorber-added coatings that address the aforementioned challenges, covering everything from the basic mechanisms to specific effects and how to choose the right one. Please check the details from the related links below.

Dec 11, 2025

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1.png

We have launched a page regarding our contract manufacturing business.

  • COMPANY

Our company has started a contract manufacturing business. We are equipped with advanced facilities, including equipment for manufacturing Class 5 hazardous materials under the Fire Service Act, low-temperature reaction vessels capable of handling -25°C, and centrifuges with Ti lining. With the technological expertise cultivated as a global company in hydrazine, we provide consistent support from research and development to mass production.

Oct 24, 2025

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Detailed information

Company name 大塚化学
Contact addresspostalcode 101-0048 Tokyo/ Chiyoda-ku/ 2-2 Kanda Tsukasa-cho, Otsuka Pharmaceutical Kanda No. 2 BuildingView on map TEL:03-5297-2727
Business LocationsClick here for the list
Industry Chemical
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