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    • 74. 发明授权
    • Resin composition for encapsulating optical semiconductor element
    • 用于封装光学半导体元件的树脂组合物
    • US08133957B2
    • 2012-03-13
    • US12510491
    • 2009-07-28
    • Yoshihira HamamotoToshio ShiobaraMiyuki WakaoTsutomu Kashiwagi
    • Yoshihira HamamotoToshio ShiobaraMiyuki WakaoTsutomu Kashiwagi
    • C08G77/14
    • C08G59/306C08G59/3254C08L83/06
    • A resin composition for encapsulating an optical semiconductor element that comprises components (A), (B) and (C) described below: (A) a branched silicone resin containing 2 to 6 epoxy groups, one or more (R1SiO3/2) units, two or more (R2R3SiO)n structures and 3 or more (R43-xR5xSiO1/2) units per molecule, in an amount of 100 parts by weight, wherein R1, R2, R3, R4 and R5 each represents a hydrogen atom, a hydroxyl group or a monovalent organic group of 1 to 20 carbon atoms which monovalent organic group may or may not contain an oxygen atom, provided that at least two of the R5 groups within each molecule represent an epoxy group and/or an epoxy group-containing non-aromatic group, n represents an integer of 3 to 20, and x represents an integer of 1 to 3, (B) a curing agent, in such an amount that a content of epoxy reactive groups in the component (B) ranges from 0.4 to 1.5 moles per 1 mol of epoxy groups within component (A), and (C) a curing catalyst, in an amount within a range from 0.01 to 3 parts by weight per 100 parts by weight of a combination of component (A) and component (B).
    • 一种包含下述成分(A),(B)和(C)的光半导体元件的树脂组合物:(A)含有2〜6个环氧基的支链硅氧烷树脂,1个以上(R 1 SiO 3/2) 两个或多个(R 2 R 3 SiO)n结构和每个分子3个以上(R 43-x R 5 x SiO 1/2)单元,其量为100重量份,其中R 1,R 2,R 3,R 4和R 5各自表示氢原子,羟基 基团或1〜20个碳原子的一价有机基团,该一价有机基团可以含有或不含有氧原子,条件是每个分子中的至少两个R 5基团表示环氧基和/或含环氧基的非 - - 芳族基团,n表示3〜20的整数,x表示1〜3的整数,(B)固化剂,其量为组分(B)中环氧基反应性基团的含量为0.4 至组分(A)中每1mol环氧基团为1.5摩尔,和(C)固化催化剂,其量范围为fr 每100重量份组分(A)和组分(B)的组合0.01-1重量份。
    • 78. 发明申请
    • ORGANOPOLYSILMETHYLENE AND A CURED PRODUCT THEREOF
    • 有机聚甲基苯乙烯及其固化产物
    • US20110046319A1
    • 2011-02-24
    • US12860682
    • 2010-08-20
    • Manabu UenoToshio ShiobaraTsutomu Kashiwagi
    • Manabu UenoToshio ShiobaraTsutomu Kashiwagi
    • C08L83/06C08G77/16
    • C08G77/50C08G77/16C08G77/18C08G77/24C08L83/14Y10T428/31663C08L83/00
    • The present invention provides an organopolysilmethylene represented by the following general formula (1): wherein R1 is, independently of each other, a group selected from the group consisting of an unsubstituted or substituted monovalent hydrocarbon group having 1 to 10 carbon atoms other than an alkenyl group, an alkoxy group, a hydroxy group and a halogen atom; R2 is, independently of each other, a group selected from the group consisting of an unsubstituted or substituted monovalent hydrocarbon group having 1 to 10 carbon atoms other than an alkenyl group, an alkoxy group, a hydroxy group, a halogen atom and (R1)3SiCH2—, wherein R3 is, independently of each other, a group selected from the group consisting of a hydrogen atom and an alkyl group having 1 to 4 carbon atoms; k is an integer of 1 to 100; and n is an integer of 1 to 1000; and having, in a molecule, at least two out of alkoxy groups, hydroxy groups and halogen atoms bonded to one or more silicon atoms.
    • 本发明提供由以下通式(1)表示的有机聚亚甲硅烷基:其中R 1彼此独立地为选自除烯基以外的未取代或取代的碳原子数1〜10的一价烃基 基团,烷氧基,羟基和卤素原子; R2彼此独立地选自除烯基,烷氧基,羟基,卤素原子以外的未取代或取代的碳原子数1〜10的一价烃基和(R1) 3SiCH 2 - ,其中R 3彼此独立地为选自氢原子和具有1至4个碳原子的烷基的基团; k为1〜100的整数, n为1〜1000的整数。 并且在一个分子中具有与一个或多个硅原子键合的烷氧基,羟基和卤素原子中的至少两个。