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.
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
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