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History of Sanwa Kako
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| Oct 1965: |
Company established independently to pioneer the manufacture of polyethylene foam in Japan. |
| 1966: |
Developed and applied for a patent for a two-step foaming process, called SUNPELCA. |
| 1973: |
Registered first patent for the two-step foaming process in UK. |
| May 1974: |
Ishioka plant near Tokyo opened. |
| 1980: |
OPCELL, a polyethylene open cell foam invented, a world first. |
| 1982: |
NEWPELCA, a conductive polyethylene foam developed. |
| April 1982: |
Ikuno plant opened in Hyogo. |
| 1983: |
POLYMOCK invented, using recycled foam chips. |
| 1984: |
Patents granted on OPCELL in USA. |
| September 1985: |
Established first production joint venture in Jiangsu Province, China. |
| Oct 1988: |
Fukui plant opened. |
| Dec 1996: |
Norio Yoshida succeeded his father as president. |
| June 1999: |
Granted ISO 9002 certification. |
| Feb 2001: |
Granted ISO 9001 certification. |
| 2002: |
Began sales of OPSEALER, a semi-open cell foam made from synthetic rubber. |
| Sept 2003: |
Granted ISO 14001 certification. |
| Sept 2003: |
Began sales of closed cell and open cell CR (Chloreprene-Rubber) Sponge. |
| Dec 2004: |
New facility for R&D completed. |
| July 2005: |
New facility to manufacture RUBAPELCA completed within Fukui Plant. |
