Invention Grant
- Patent Title: Rubber-metal laminated gasket material
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Application No.: US15304298Application Date: 2015-04-10
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Publication No.: US10094330B2Publication Date: 2018-10-09
- Inventor: Akiko Koga , Akihiro Suzuki
- Applicant: NOK Corporation
- Applicant Address: JP Tokyo
- Assignee: NOK Corporation
- Current Assignee: NOK Corporation
- Current Assignee Address: JP Tokyo
- Agency: Brinks Gilson & Lione
- Priority: JP2014-084274 20140416
- International Application: PCT/JP2015/061239 WO 20150410
- International Announcement: WO2015/159818 WO 20151022
- Main IPC: F02F11/00
- IPC: F02F11/00 ; B32B7/12 ; B32B15/06 ; B32B25/14 ; B32B33/00 ; B32B15/18 ; C09K3/10 ; B32B25/18 ; B32B1/08 ; C23C16/26

Abstract:
A rubber-metal laminated gasket material comprising a metal plate and fluororubber or nitrile rubber laminated on the metal plate, wherein an amorphous carbon film having a nanoindentation hardness on a silicon wafer of 10 GPa or more and a film thickness of 200 nm or more is formed on a rubber layer outer surface of the rubber-metal laminated gasket material by a plasma CVD method that supplies a high-frequency power from a high-frequency power source using unsaturated hydrocarbon gas. The rubber-metal laminated gasket material reduces the wear and abrasion of the gasket material due to friction with the seal mating surface under high temperature use.
Public/Granted literature
- US20170037811A1 RUBBER-METAL LAMINATED GASKET MATERIAL Public/Granted day:2017-02-09
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