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TOYO HEISEI POLYMER CO., LTD. specializes in manufacturing, selling and processing high quality and convenient-to-use packaging material made of synthetic resins.

Company History

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1943
Taisei Gomu Kogyo Co., Ltd. a manufacturer and distributor of bicycle tires and tubes, is founded.
1964
Toyo Chemical Co., Ltd. is founded as a wholly-owned subsidiary of Toyo Denka Kogyo Co., Ltd.
1972
Taisei Gomu Kogyo Co., Ltd. and Nihon Polymer Co., Ltd. (a manufacturer and distributor of woven fabrics made of synthetic resin) merge into Taisei Polymer Co., Ltd.
1989
Taisei Polymer Co., Ltd., Hinode Industrial Co., Ltd., and Showa Tape Co., Ltd. merge into Heisei Polymer Co., Ltd.
Hinode Industrial Co., Ltd. is a manufacturer and distributor of laminating film made of synthetic resin. Showa Tape Co., Ltd. is a manufacturer and distributor of stretch tape made of synthetic resin.
1992
Heisei Polymer Co., Ltd. merges with Dan Polymer Co., Ltd., a manufacturer and distributor of synthetic resin extrusion molding.
2003
Toyo Chemical Co., Ltd. newly launches its Fukushima Plant.
2004
Heisei Polymer Co., Ltd. becomes a wholly owned subsidiary of Showa Denko K.K.
2007
Heisei Polymer Co., Ltd. is wholly owned by Toyo Denka Kogyo Co., Ltd. because of the transfer of all shares of Heisei Polymer Co., Ltd. from Showa Denko K.K. to Toyo Denka Kogyo Co., Ltd.
2007
Toyo Chemical Co., Ltd. and Heisei Polymer Co., Ltd. merge into Toyo Heisei Polymer Co., Ltd.
2018
Toyo Heisei Polymer Co., Ltd. is wholly owned by Hagihara Industries Inc. because of the transfer of all shares of Toyo Heisei Polymer Co., Ltd. from Toyo Denka Kogyo Co., Ltd. to Hagihara Industries Inc.

Red:History of Toyo Chemical Co., Ltd.
Blue:History of Heisei Polymer Co., Ltd.
Gray:History of Toyo Heisei Polymer Co., Ltd.