The history of Sekisui Plastics Group – From foundation to today’s success

As a pioneer of foam plastics

Nara Factory
Nara Factory

1959

Established as Sekisui Sponge Industries Co. Ltd. with head office and factory in Nara City, and started expandable polystyrene (EPS) and polyvinyl chloride (PVC) foam business.

Nara Factory
Nara Factory
The first production plant of expandable polystyrene (EPS) beads in Japan.
The first production plant of expandable polystyrene (EPS) beads in Japan.

1960

Commenced production of expandable polystyrene (EPS) beads.

The first production plant of expandable polystyrene (EPS) beads in Japan.
The first production plant of expandable polystyrene (EPS) beads in Japan.

1961

Opened Tokyo Sales Office (currently Tokyo Headquarters),
Opened Kanto Factory (currently Sekisui Plastics Kanto Co., Ltd.) in Ibaraki.
Relocated head office to Osaka City.

1962

Commenced production of polystyrene paper (PSP).

1963

Commenced production of polyurethane foams.

1964

Listed on the second section of the Osaka Securities Exchange. (currently Osaka Exchange, Inc.)

ESLEN Sheet: Polystyrene paper (PSP)
ESLEN Sheet: Polystyrene paper (PSP)

1966

Opened Tenri factory (currently Sekisui Plastics Tenri Co.,Ltd.) in Nara City, and commenced production of polystyrene paper (PSP)

ESLEN Sheet: Polystyrene paper (PSP)
ESLEN Sheet: Polystyrene paper (PSP)

1968

Commenced production of polyethylene foams in Kanto factory and Tenri Factory.

1969

Changed company name to Sekisui Plastics Co., Ltd.
Opened Shiga factory (currently Sekisui Plastics Shiga Co., Ltd.) and commenced production of expandable polystyrene (EPS) beads.

1970

Established Kasahara Kasei Co., Ltd. (currently Sekisui Plastics Toubu Co., Ltd.) and commenced production of expanded polystyrene (EPS) foams.

Started EPS recycling in 1971
Started EPS recycling in 1971

1971

Started expanded polystyrene (EPS) recycling activity collaborated with leading consumer electronics companies.

EPS being collected
EPS being collected

1973

Listed on second section of the Tokyo Stock Exchange. (currently Tokyo Stock Exchange, Inc.)

PIOCELAN, polystyrene/polyolefin hybrid resin foam
PIOCELAN, polystyrene/polyolefin hybrid resin foam

1974

Developed polystyrene/polyolefin hybrid resin foam (PIOCELAN).

PIOCELAN, polyethylene/polystyrene hybrid resin foam
PIOCELAN, polyethylene/polystyrene hybrid resin foam

1976

Established Hokkaido Eslen Co., Ltd.(currently Sekisui Plastics Hokkaido Co., Ltd.) in Chitose City, Hokkaido.

Mr. Fukuda, President speech at the celebration party for the company’s listing on the first section of the Tokyo Stock Exchange and Osaka Securities Exchange.
Mr. Fukuda, President speech at the celebration party for the company’s listing on the first section of the Tokyo Stock Exchange and Osaka Securities Exchange.

1978

Opened Oita Factory (currently Sekisui Plastics Kyushu Co., Ltd.) in Oita, Kyushu and commence production of polystyrene paper (PSP).

Listed on the first section both at the Tokyo Stock Exchange and Osaka Securities Exchange.

Mr. Fukuda, President, giving a speech at the party to celebrate the company’s listing on the first division of the Tokyo Stock Exchange and Osaka Securities Exchange.
Mr. Fukuda, President, giving a speech at the party to celebrate the company’s listing on the first division of the Tokyo Stock Exchange and Osaka Securities Exchange.

On the path of Growth

Enlarged image of TECHPOLYMER, acrylic polymer microparticles
Enlarged image of TECHPOLYMER, acrylic polymer microparticles

1985

Commenced TECHPOLYMER acrylic polymer microparticle business.
Launched EPS construction method.

Enlarged image of TECHPOLYMER, acrylic polymer microparticles
Enlarged image of TECHPOLYMER, acrylic polymer microparticles

1989

Opened Okayama Factory (currently Okayama Production dept. of Sekisui Plastics Tenri Co.,Ltd.), and commenced production of polystyrene paper (PSP).

ST-gel, High-performance and highly safe gel materials
ST-gel, High-performance and highly safe gel materials

1993

Launched ST-gel, High-performance and highly safe gel materials.

ST-gel, functional macromolecule gel
ST-gel, functional macromolecule gel

1994

Opened Ibaraki Shimodate Factory (currently Shimodate Production dept. of Sekisui Plastics Kanto Co., Ltd.), and commence production of polystyrene paper (PSP).
Acquired manufacturer of plastic food containers Giken Kasei Co., Ltd. (currently Sekisui Giken Co., Ltd.) in Itami City, Hyogo.

1995

Closed Nara Factory and moved location of the head office to Osaka due to city planning of Nara City.

Established Sekisui Plastics S.E.A in Singapore.
Established Sekisui Plastics S.E.A in Singapore.

1996

Established Sekisui Plastics S.E.A in Singapore, the first overseas EPS bead production plant.

Established Sekisui Plastics S.E.A in Singapore.
Established Sekisui Plastics S.E.A in Singapore.

Global Expansion

Established Sekisui Plastics (Shanghai) International Trading Co., Ltd.
Established Sekisui Plastics (Shanghai) International Trading Co., Ltd.

2004

Established Sekisui Plastics (Shanghai) International Trading Co., Ltd. and Tianjin Sekisui Plastics Co., Ltd. in China.
Made Yun Chu Chemical Industrial Co., Ltd. (current Taiwan Sekisui Plastics Co., Ltd.) a consolidated subsidiary.
Established Sekisui Plastics Yamaguchi Co., Ltd in Hofu City, Yamaguchi.

Established Sekisui Plastics (Shanghai) International Trading Co., Ltd.
Established Sekisui Plastics (Shanghai) International Trading Co., Ltd.

2006

Established Sekisui Plastics U.S.A., Inc in Tennessee
Established Sekisui Plastics Saitama Co., Ltd.

Established Sekisui Plastics Europe B.V.
Established Sekisui Plastics Europe B.V.

2007

Established Sekisui Plastics Europe B.V. in Almelo, Netherlands.
Established Sekisui Plastics (Suzhou) in Suzhou, China.
Established SEKIWOO Co., Ltd. (current Sekisui Plastics Korea Co., Ltd.) in Seoul, Korea.

Established Sekisui Plastics Europe B.V.
Established Sekisui Plastics Europe B.V.

2008

Established Taiwan Sekisui Jintatsu (current Sekisui Plastics Taiwan Co., Ltd.) in Taipei City, Taiwan.

Established Sekisui Plastics Saitama Co., Ltd.
Established Sekisui Plastics Saitama Co., Ltd.

2009

Acquired the PSP business of Sunpolymer Corporation and established Sekisui Plastics Saitama in Hasuda City, Saitama. Created “Sekisui Plastics Group’s 100-Year Vision” to commemorate the 50th anniversary.

Established Sekisui Plastics Saitama Co., Ltd.
Established Sekisui Plastics Saitama Co., Ltd.

2010

Established Sekisui Plastics Kyushu Co., Ltd. in Fukuoka City, integrated the branch, factory and sales companies in Kyushu region.

Established Sekisui Plastics (Thailand) Co., Ltd.
Established Sekisui Plastics (Thailand) Co., Ltd.

2012

Established Sekisui Plastics Chubu Co., Ltd. in Nagoya City, integrated the branch and group companies in Chubu region.
Established Sekisui Plastics (Thailand) Co., Ltd.

Established Sekisui Plastics (Thailand) Co., Ltd.
Established Sekisui Plastics (Thailand) Co., Ltd.

2013

Listed only on first section of Tokyo Stock Exchange due to the integration of cash equity markets of the Tokyo Stock Exchange and Osaka Securities Exchange.
Established Sekisui Plastics Tohoku in Sendai City integrated the branch and group companies in Tohoku region.

TECHFOAMER (currently ST-Layer)
TECHFOAMER (currently ST-Layer)

2014

Established Sekisui Plastics Toubu in Ibaraki, integrated several subsidiaries in the Kanto region.
Established Taiwan Sekisui Plastics Co., Ltd, integrated subsidiaries in Taiwan.
Launched TECHFOAMER (currently ST-LAYER), the carbon-fiber composite using proprietary foam technology of Sekisui Plastics.

TECHFOAMER (currently ST-Layer)
TECHFOAMER (currently ST-Layer)
Established Sekisui Plastics S.A. de C.V. in Mexico.
Established Sekisui Plastics S.A. de C.V. in Mexico.

2015

Established Sekisui Plastics S.A. de C.V. in Guanajuato state, Mexico.

Established Sekisui Plastics S.A. de C.V. in Mexico.
Established Sekisui Plastics S.A. de C.V. in Mexico.

2016

Expanded business of industrial fields by acquiring rights of management of Yamakyu Co. (currently Sekisui Plastics   Yamakyu Co., Ltd)

2018

Established Sekisui Plastics (Thailand) Co., Ltd. its 2nd molding factory in Rayong, Thailand.

Launched ELASTIL, thermoplastic elastomeric bead foam.
Launched ELASTIL, thermoplastic elastomeric bead foam.

2019

Acquired Proseat Group an automotive components manufacturer in Europe in order to strengthened core technologies and core business both groups have.
Launched ELASTIL the thermoplastic elastomeric bead foam.

Launched ELASTIL, thermoplastic elastomeric bead foam.
Launched ELASTIL, thermoplastic elastomeric bead foam.

Going Forward

Sekisui Plastics Group is committed to becoming a “plastic solutions company in which global customers can place their trust” by our 100th anniversary in 2059.