客服热线:18202992950

CELLULOSE ESTER FILM, AND POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE CONTAINING THE SAME 发明申请

2023-04-01 1790 700K 0

专利信息

申请日期 2025-07-08 申请号 JP2008248928
公开(公告)号 JP2010077318A 公开(公告)日 2010-04-08
公开国别 JP 申请人省市代码 全国
申请人 FUJIFILM CORP
简介 PROBLEM TO BE SOLVED : To provide a cellulose ester that contributes toward improving contrast of display characteristics of liquid crystal display and toward reducing color change of the display. SOLUTION : The cellulose ester film contains at least one of cellulose ester satisfying formulae I-III, also satisfies Re(450)/Re(550)1, Rth(450)/Rth(550)1, wherein, X1 expresses degree of substitution of the cellulose ester by acetyl group, and X2 expresses degree of substitution of the cellulose ester by propionyl group and/or butyryl group, and formula I is 2.2≤X1+X2≤2.55, formula II is 1.1≤X1≤1.5, and formula III is 1.05≤X2≤1.4. COPYRIGHT : (C)2010, JPO&INPIT


您还没有登录,请登录后查看下载地址


反对 0举报 0 收藏 0 打赏 0评论 0
下载排行
网站首页  |  关于我们  |  联系方式  |  使用协议  |  版权隐私  |  网站地图  |  排名推广  |  广告服务  |  积分换礼  |  网站留言  |  RSS订阅  |  违规举报  |  京ICP备2021025988号-4