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    • 10. 发明公开
    • THERMOSETTING RESIN COMPOSITION AND FLEXIBLE-CIRCUIT OVERCOATING MATERIAL COMPRISING THE SAME
    • 固化树脂组合物及柔性涂层材料,电路,这包括成分
    • EP1176159A1
    • 2002-01-30
    • EP00919155.2
    • 2000-04-21
    • Ajinomoto Co., Inc.
    • ORIKABE, Hiroshi, Aminoscience Lab.SAKAMOTO, Hiroshi, Aminoscience Lab.YOKOTA, Tadahiko, Aminoscience Lab.
    • C08G59/20C08G59/40H01L21/60H01L23/29H01L23/31
    • H01L23/49894C08G59/40C08L19/006C08L63/08C08L2205/02H01L23/293H01L2924/0002H05K3/285C08L2666/08H01L2924/00
    • Herein is disclosed thermosetting resin composition comprising an epoxy resin (Component (A)) which has a number average molecular weight of 800 to 35,000, an average functional group number of more than 2 per one molecule, and a functional group equivalent of 150 to 2,000 g/mol, and which may have a polybutadiene or hydrogenated polybutadiene skeleton, and a resin (Component (B)) which has a number average molecular weight of 800 to 35,000, an average functional group number of more than 2 per one molecule, and a functional group equivalent of 150 to 2,000 g/mol, which has one or more functional groups selected from amino group, carboxyl group, acid anhydride group, mercapto group, hydroxyl group, isocyanate group and hydrazide group, and no blocked carboxyl group, and which may have a polybutadiene or hydrogenated polybutadiene skeleton, wherein the ratio of the Component (B) to the Component (A) is from 0.5 to 2.0 in terms of the overall equivalent number of the functional group(s) of Component (B) capable of reacting with the epoxy group of the Component (A) to the overall equivalent number of the epoxy group of the Component (A), whose cured products are adjusted in crosslinking density by using an epoxy resin whose molecular weight and functional group number per one molecule are restricted to a certain range, as a component of the above thermosetting resin composition. This composition is useful as an epoxy resin-based overcoating agent for flexible circuit boards or for film carriers for the TAB method, and the like, providing basic properties required of general insulation protective films, since the cured coated films are excellent in adhesiveness, electric insulation property, chemical resistance, thermal resistance, and the like, reduced in warp caused by cure shrinkage, and excellent in flexibility.
    • 在被盘游离缺失热固性树脂组合物,含有环氧树脂(成分(A)),其具有800至35,000的数均分子量,在超过2平均官能团数每分子,和官能团当量为150〜2000的 克/摩尔,并且其可对超过2平均官能团数每分子聚丁二烯或氢化聚丁二烯骨架,和树脂(成分(B)),其具有800至35,000的数均分子量,和 的官能团当量为150至2,000克/摩尔,具有一个或从氨基,羧基,酸酐基,巯基,羟基,异氰酸酯基和酰肼基团选择的多个官能团,并没有阻塞的羧基,和 可以具有聚丁二烯或氢化聚丁二烯骨架,在官能团的总当量数的worin组分(B)的比例与组分(A)为0.5至2.0(S) 组分(B)能够与环氧基的组分(A)与环氧基的组分(A)的整体当量数的反应的,谁的固化产物通过使用环氧树脂,其分子量的交联密度进行调节的 和每一个分子官能团数被限制在一定的范围,作为上述热固性树脂组合物的组分。 这种组合物是有用的,如基于环氧树脂的保护涂层试剂为柔性电路板或用于膜载体的TAB方法等,从而提供一般绝缘保护膜的要求的基本性质,由于固化的涂膜具有优异的密合性,电 绝缘性,耐化学性,耐热性等,降低经纱由固化收缩引起的,并且具有优异的柔韧性。