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    • 3. 发明申请
    • PHOTOCURABLE COMPOSITION AND OPTICAL PART
    • 光电组合物和光学部件
    • WO2005095527A1
    • 2005-10-13
    • PCT/NL2005/000195
    • 2005-03-15
    • DSM IP ASSETS B.V.JSR CORPORATIONJAPAN FINE COATINGS CO., LTD.FUTAMI, SatochiKOMIYA, Zen
    • FUTAMI, SatochiKOMIYA, Zen
    • C09D4/00
    • C08F220/18C08F220/22C09D4/00
    • Subject : To provide a photocurable composition capable of producing a cured product excelling in heat resistance, showing only a small amount of deformation, and producing cured products particularly useful as optical parts. Means for the Solution : A photocurable composition comprising the following components (A)-(D): (A) at least one of the (meth)acrylates having the structures shown by the formulas (1) and (2) (excluding the following component (C)), Chemical Formula (1), Chemical Formula (2) wherein R 1 represents a hydrogen atom or a halogen atom excluding a fluorine atom, R 2 is a hydrogen atom, a halogen atom excluding a fluorine atom, Ph-C(CH 3 ) 2 -, Ph-, or an alkyl group having 1-20 carbon atoms, and R 3 represents -CH 2 -, -S-, or -C(CH 3 ) 2 -, (B) a (meth)acrylate having three or more functional groups, (C) . a monofunctional monomer of which the homopolymer has a Tg of 150 ° C or more, and (D) a radical photoinitiator, wherein 5-50 wt% of the total acrylic components in the composition is a methacrylate compound and the component (C) is contained in an amount of 4-40 wt%.
    • 题目:提供能够生产耐热性优异的固化产物的光固化性组合物,仅显示少量变形,并且生产特别用作光学部件的固化产物。 解决方案的方法:一种可光固化组合物,其包含以下组分(A) - (D):(A)至少一种具有式(1)和(2)所示结构的(甲基)丙烯酸酯(不包括以下 组分(C)),化学式(1),化学式(2)其中R 1表示氢原子或不包括氟原子的卤素原子,R 2是氢原子,不包括氟的卤素原子 原子,Ph-C(CH 3)2 - ,Ph-或具有1-20个碳原子的烷基,R 3表示-CH 2 - , - S-或-C(CH 3)2 - ,(B )具有三个或更多个官能团的(甲基)丙烯酸酯,(C)单体官能单体,其均聚物的Tg为150℃以上,和(D)自由基光引发剂,其中5-50重量% 的组合物中的总丙烯酸组分是甲基丙烯酸酯化合物,并且组分(C)的含量为4-40重量%。