发明授权
- 专利标题: Spacer for liquid crystal display and process for producing the same
- 专利标题(中): 用于液晶显示的间隔器及其制造方法
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申请号: US10522167申请日: 2003-12-04
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公开(公告)号: US07443480B2公开(公告)日: 2008-10-28
- 发明人: Toru Takahashi , Motokuni Ichitani , Hiroshi Yoshitani
- 申请人: Toru Takahashi , Motokuni Ichitani , Hiroshi Yoshitani
- 申请人地址: JP Osaka
- 专利权人: Sekisui Chemical Co., Ltd.
- 当前专利权人: Sekisui Chemical Co., Ltd.
- 当前专利权人地址: JP Osaka
- 代理机构: Sughrue Mion, PLLC
- 优先权: JP2002-353989 20021205; JP2003-188388 20030630; JP2003-342206 20030930; JP2003-388444 20031118
- 国际申请: PCT/JP03/15507 WO 20031204
- 国际公布: WO2004/051352 WO 20040617
- 主分类号: G02F1/1339
- IPC分类号: G02F1/1339
摘要:
It is an object of the present invention to provide a spacer for a liquid crystal display and a method of producing a spacer for a liquid crystal display, which improve light leakage around a spacer for a liquid crystal display in cutting off light of a liquid crystal display and in vibrating a liquid crystal display and in addition have a good dry spraying property.The present invention relates to a spacer for a liquid crystal display, which comprises a base particle and a polymer coating the surface of said base particle, a contact angle A1 of water on the spacer, measured at 25° C. when said spacer is annealed at a temperature of an annealing temperature T1 or higher in fabricating a liquid crystal display for 1 hour or more and then cooled, and a contact angle B of water on the spacer, measured at 25° C. without annealing the spacer, satisfying the relationship of the following equation (1): A1−B≧1°. (1)
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