Company ProfileAbout Us

Company profile

Company name
Polyplastics Co., Ltd.
Establishment
May 4, 1964 (Founded on June 26, 1962)
Head office
JR Shinagawa East Bldg., 18-1, Konan 2-chome, Minato-ku, Tokyo 108-8280, Japan
Location
Phone / Fax no
Phone: +81-3-6711-8600,
Fax: +81-3-6711-8606
Representative
Takashi Miayamoto, President and CEO
Capital
3 billion yen
Shareholders

DAICEL CORPORATION (Shareholding 100%)

Business
Manufacturing and selling of various types of engineering plastics and polymers
Products
  • Acetal copolymer (POM)
  • Polybutylene terephthalate (PBT)
  • Polyethylene terephthalate (PET)
  • Liquid crystal polymer (LCP)
  • Polyphenylene sulfide (PPS)
  • Cyclic olefin copolymer (COC)
Net sales (consolidated)
186,868 million yen (2023)
Number of Polyplastics
Group Employees
2,383 (March 2024)

Officers

Yoshimi Ogawa
Executive Consultant
Takashi Miyamoto
Representative Director and President
Naotaka Kawaguchi*
Director
Shinji Omi*
Director
Yuki Yoneda
Corporate Auditor
Noriyuki Yamamoto
Corporate Auditor (part-time)
CEO

Takashi Miyamoto

Responsible for Internal Audit Dept.

Managing Executive Officer

Masaaki Nakamura

General Manager of Supply Chain Div., Responsible for ICT Management Dept.

Managing Executive Officer

Hiroyuki Yazawa

General Manager of Marketing and Sales Div., Responsible for Selling Affiliates

Managing Executive Officer

Mitsunori Matsushima

General Manager of Research and Development Div., Responsible for Intellectual Property Dept., and NematX AG

Managing Executive Officer

Hidetoshi Kozono

General Manager of Production Div., Responsible for PAP, PTW and Safety and Environment

Executive Officer

Keisuke Gotoh

General Manager of Corporate Strategy Div., Responsible for TOPAS Advanced PolymersGmbH(TAP), Advanced Monomers Private Limited (AMPL), and Polyplastics-Evonik Cop.

Executive Officer

Shoji Sanada

Responsible for COC Project and LCPG

Executive Officer

Makoto Nakajima

General Manager of Corporate Support Div., Responsible for Risk Management and Corporate Compliance

Advisor

Koji Oishi

Responsible for China Nantong Project and Quality Assurance Dept.
Representative Director of PTM Holdings, Inc.,
Representative Director of P Holdings, Inc.

Advisor

Toru Katsumata

Assistant to President for special mission

Advisor

Noriyuki Taki

General Manager of ASEAN Business Unit, Marketing and Sales Div.

Effective on April 1, 2025

*Outside Director

Note: Abbreviated names for overseas group companies

Abbreviation, Official company name Location of Head Office
PTM: PTM Engineering Plastics (Nantong) Co., Ltd. China/Nantong
PNL: Polyplastics (Nantong) Ltd. China/ Nantong
PAP: Polyplastics Asia Pacific Sdn. Bhd. Malaysia/ Kuala Lumpur
PTW: Polyplastics Taiwan Ltd. Taipei
LCPG: LCP Leuna Carboxylation Plant GmbH Germany/ Saxony-Anhalt
TAP: TOPAS Advanced Polymers GmbH Germany/ Raunheim

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