B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 25/04 (2006.01) B29C 65/00 (2006.01) B32B 25/14 (2006.01) B32B 27/32 (2006.01) C08J 3/24 (2006.01)
Patent
CA 2051132
- 21 - ABSTRACT OF THE DISCLOSURE A fusion bondable waterproof sheet having a first ethylene-.alpha.-olefin rubber layer which has a high crosslinking rate and is changed to a crosslinked layer and a second ethylene-.alpha.-olefin rubber layer which has a low crosslinking rate and is changed to a partly crosslinked layer, the crosslinking of both sheets being carried after compositing and integrating them, which sheet has good fusion bonda- bility and good bond strength at high temperature.
Aoshima Masashi
Sassa Tatsuo
Shigematsu Hironobu
Kirby Eades Gale Baker
Sumitomo Chemical Co. Ltd.
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