| 发明名称 |
SHEET GASKET AND PRODUCTION METHOD THEREOF |
| 摘要 |
<p>It is an objective of the present invention to provide a composite sheet and a production method thereof, which composite sheet has excellent sealing ability, since the sheet exhibits high compressibility and yet low stress relaxation, as well as high strength and excellent pressure resistance. The objective of the present invention is also to provide a sheet gasket having the above-mentioned properties. The composite sheet according to present invention is characterized in that pores of an expanded porous PTFE sheet are filled with silica gel; and a ratio of remaining pores is not less than 5% and not more than 50%.</p> |
| 申请公布号 |
CA2748197(C) |
申请公布日期 |
2014.02.11 |
| 申请号 |
CA20092748197 |
申请日期 |
2009.12.22 |
| 申请人 |
JAPAN GORE-TEX INC. |
发明人 |
HISANO, HIROKAZU;MANABE, HIROSHI;ZENITANI, NORIMASA;YAMAGUCHI, TOMOKA |
| 分类号 |
C08J9/40 |
主分类号 |
C08J9/40 |
| 代理机构 |
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