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    • 5. 发明申请
    • Epoxy Resin Composition For Transparent Sheets And Cured Product Thereof
    • 环氧树脂组合物透明片及其固化产品
    • US20130323994A1
    • 2013-12-05
    • US13878564
    • 2011-11-15
    • Noriko KiyoyanagiMasataka NakanishiYoshihiro KawataJunko IchikawaToru Kurihashi
    • Noriko KiyoyanagiMasataka NakanishiYoshihiro KawataJunko IchikawaToru Kurihashi
    • C08K5/12D06M15/55
    • C08G59/4215C03C17/326C08G59/4246C08K5/12C08L63/00C08L67/02C08L2201/08C08L2201/10C08L2205/025C09D163/00D06M15/55G02B1/04G02B1/14Y10T442/2951
    • To provide an epoxy resin composition that is suitable for producing optical sheets which exhibit excellent transparency, heat resistance, strength, smoothness and light resistance, and a cured product thereof.An epoxy resin composition for optical3 sheets, the composition comprising a polyvalent carboxylic acid (A) represented by formula (I): (wherein, R1's each independently represent a hydrogen atom, an alkyl group having 1 to 15 carbon atoms, or a carboxyl group; q represents the number of substituent R1's, and represents an integer from 1 to 4; and P represents any one of the following x, y and z): (wherein, there may be a plural number of R2's per ring, and R2's each independently represent a hydrogen atom or a methyl group; and * represents a bonding site linked to the oxygen atom; y. A linear alkylene linker having 6 to 20 carbon atoms, with a main chain having 3 or more carbon atoms and being substituted with an alkyl group in at least one site); (wherein, R's each independently represent a hydrogen atom, an alkyl group having 1 to 15 carbon atoms, or a carboxyl group; and * represents a bonding site linked to the oxygen atom, and an epoxy resin (B) having an aliphatic cyclic structure in the molecule).
    • 提供一种适用于制造透明性,耐热性,强度,光滑性,耐光性优异的光学片的环氧树脂组合物及其固化物。 用于光学3片的环氧树脂组合物,该组合物包含由式(I)表示的多价羧酸(A):(其中,R 1各自独立地表示氢原子,具有1至15个碳原子的烷基或羧基 ; q表示取代基R 1的数,表示1〜4的整数,P表示以下x,y,z中的任一个:(其中,每个环可以有多个R 2, 独立地表示氢原子或甲基; *表示与氧原子连接的键合位置; y。具有6〜20个碳原子的直链亚烷基连接体,具有3个以上碳原子的主链,并被 至少一个位点的烷基); (其中,R 3各自独立地表示氢原子,碳原子数1〜15的烷基或羧基; *表示与氧原子连接的键合位置,具有脂肪族环状结构的环氧树脂(B) 在分子中)。