SLOT EXTRUSION COATING METHODS FOR PRODUCING POLYIMIDE-BASED FILMS
    2.
    发明申请
    SLOT EXTRUSION COATING METHODS FOR PRODUCING POLYIMIDE-BASED FILMS 审中-公开
    用于生产基于聚酰亚胺膜的片材挤出涂布方法

    公开(公告)号:US20160264819A1

    公开(公告)日:2016-09-15

    申请号:US15056273

    申请日:2016-02-29

    IPC分类号: C09D179/08 B05D1/26

    摘要: A slot extrusion coating method includes: preparing a composition including a condensation polymerization product of a diamine and a mixture of an acid dianhydride or an acid dianhydride and a reactive carbonyl compound, an imidized product thereof, or a mixture thereof, wherein the composition has a viscoelasticity having a tan δ of less than about 96 at a strain of about 1 percent and an angular frequency of more than about 0 to less than about 10 radians per second, and coating the composition on a substrate using a slit coater.

    摘要翻译: 狭缝挤出涂布方法包括:制备包含二胺与酸二酐或酸二酐与反应性羰基化合物的混合物的缩聚产物,其酰亚胺化产物或其混合物的组合物,其中组合物具有 在大约1%的应变和大于约0至小于约10弧度/秒的角频率下具有小于约96的tanδ的粘弹性,并使用狭缝涂布机将该组合物涂覆在基底上。

    POLY(IMIDE-AMIDE) COPOLYMER, ARTICLE CONTAINING POLY(IMIDE-AMIDE) COPOLYMER, AND DISPLAY DEVICE INCLUDING SAME
    6.
    发明申请
    POLY(IMIDE-AMIDE) COPOLYMER, ARTICLE CONTAINING POLY(IMIDE-AMIDE) COPOLYMER, AND DISPLAY DEVICE INCLUDING SAME 有权
    聚(酰胺)共聚物,含有聚(酰胺)共聚物的制品​​,以及包括其的显示装置

    公开(公告)号:US20160222166A1

    公开(公告)日:2016-08-04

    申请号:US14741959

    申请日:2015-06-17

    IPC分类号: C08G73/14

    CPC分类号: C08G73/14 C08G73/1039

    摘要: A poly(amide-imide) copolymer including a structural unit represented by Chemical Formula 1; a structural unit represented by Chemical Formula 2, and/or an amic acid precursor structural unit which forms the structural unit represented by Chemical Formula 2 through imidization; and a structural unit represented by Chemical Formula 3, and/or an amic acid precursor structural unit which forms the structural unit represented by Chemical Formula 3 through imidization, wherein the poly(amide-imide) copolymer has a modulus of greater than or equal to about 5.5 giga Pascals after being cured, a yellowness index YI of less than or equal to about 3.5, and an increase in yellowness index ΔYI of less than or equal to about 0.7 after being exposed to ultraviolet light for 72 hours: wherein in Chemical Formulae 1 to 3, groups and variables are the same as described in the specification.

    摘要翻译: 包含由化学式1表示的结构单元的聚酰胺 - 酰亚胺共聚物; 由化学式2表示的结构单元和/或通过酰亚胺化形成由化学式2表示的结构单元的酰胺酸前体结构单元; 和由化学式3表示的结构单元和/或通过酰亚胺化形成由化学式3表示的结构单元的酰胺酸前体结构单元,其中聚(酰胺 - 酰亚胺)共聚物的模量大于或等于 固化后约5.5千兆帕斯卡,黄色指数YI小于或等于约3.5,黄色指数ΔYI在暴露于紫外线72小时后增加小于或等于约0.7:其中化学式 如图1至图3所示,组和变量与说明书中描述的相同。