发明名称 |
Keypad and process for producing the same |
摘要 |
A keypad is disclosed, comprising a structure in which a protective layer made of a 2-cyanoacrylate cured product is provided in a protuberant state on a display pattern formed on a touch base of a silicone rubber-made keypad preferably via a primer coated layer. A process for producing the keypad being also disclosed wherein the protective layer having a high adhesion, hardly generating cracks even by keying operations in a number of times and hardly causing yellowing with a lapse of time can be provided in the display pattern of the keypad made of silicon rubber.
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申请公布号 |
US5912083(A) |
申请公布日期 |
1999.06.15 |
申请号 |
US19970927211 |
申请日期 |
1997.09.11 |
申请人 |
KABUSHIKI KAISHA ALPHA GIKEN |
发明人 |
JIMU, MASAMI;CHIKATSUNE, KEIZO;FUKUZAWA, MINORU |
分类号 |
C08J7/04;(IPC1-7):B32B25/20;B32B27/30 |
主分类号 |
C08J7/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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