发明授权
US5739882A LCD polymerized column spacer formed on a modified substrate, from an
acrylic resin, on a surface having hydrophilic and hydrophobic
portions, or at regular spacings
失效
在丙烯酸树脂,在具有亲水性和疏水性部分的表面上或以规定间隔形成在改性基材上的LCD聚合柱间隔物
- 专利标题: LCD polymerized column spacer formed on a modified substrate, from an acrylic resin, on a surface having hydrophilic and hydrophobic portions, or at regular spacings
- 专利标题(中): 在丙烯酸树脂,在具有亲水性和疏水性部分的表面上或以规定间隔形成在改性基材上的LCD聚合柱间隔物
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申请号: US246241申请日: 1994-05-19
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公开(公告)号: US5739882A公开(公告)日: 1998-04-14
- 发明人: Michio Shimizu , Toshimitsu Konuma , Takeshi Nishi
- 申请人: Michio Shimizu , Toshimitsu Konuma , Takeshi Nishi
- 申请人地址: JPX Kanagawa
- 专利权人: Semiconductor Energy Laboratory Co., Ltd.
- 当前专利权人: Semiconductor Energy Laboratory Co., Ltd.
- 当前专利权人地址: JPX Kanagawa
- 优先权: JPX5-177195 19930520; JPX5-142884 19930521; JPX5-144303 19930524; JPX5-148544 19930527
- 主分类号: G02F1/1334
- IPC分类号: G02F1/1334 ; G02F1/1339 ; G02F1/1337
摘要:
A liquid crystal electro-optical device is fabricated by holding a mixture of a liquid crystal material and an uncured resin between a pair of substrates, precipitating the uncured resin from the mixture in the form of columns, and curing the thus precipitated columns of uncured resin. wherein a ultraviolet-curable resin is used as the sealing material and the uncured resin to cure the both by irradiating an ultraviolet radiation thereto. In this manner, the curing of the sealing material and the resin columns can be completed in a single process. Also, in a liquid crystal electro-optical device comprising a pair of substrates in which one of them is a light-transmitting substrate, a fabricating process comprises precipitating an uncured resin from a mixture of a liquid crystal material and a resin curable by either or both of ultraviolet radiation and heating, and curing the precipitated resin by irradiating an ultraviolet radiation and heating. Furthermore, the surface state of the plane of at least one of the substrates to be in contact with the liquid crystal mixture is partially modified or rendered hydrophobic and/or hydrophilic to control the precipitation position of the resin.
公开/授权文献
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