Invention Grant
- Patent Title: Gasket material
- Patent Title (中): 垫片材料
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Application No.: US11065089Application Date: 2005-02-25
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Publication No.: US07771817B2Publication Date: 2010-08-10
- Inventor: Hiroshi Saito , Kenichiro Ishikawa
- Applicant: Hiroshi Saito , Kenichiro Ishikawa
- Applicant Address: JP Tokyo
- Assignee: Nichias Corporation
- Current Assignee: Nichias Corporation
- Current Assignee Address: JP Tokyo
- Agency: Nixon & Vanderhye P.C.
- Priority: JPP.2004-102157 20040331
- Main IPC: B32B3/26
- IPC: B32B3/26 ; B32B9/00
Abstract:
A gasket material contains a steel plate and a foamed rubber layer disposed on both sides or one side of the steel plate. The foamed rubber layer is provided by a process including foaming a pre-foamed layer containing a pre-foamed composition. The pre-foamed layer has a thickness of 15 to 50 .mu.m, and the pre-foamed composition has a foaming factor of 2 to 4.
Public/Granted literature
- US20050249935A1 Gasket material Public/Granted day:2005-11-10
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