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    • 3. 发明授权
    • Resin composition for sealing optical device, cured product thereof, and method of sealing semiconductor element
    • 用于密封光学元件的树脂组合物,其固化产物,以及密封半导体元件的方法
    • US07550204B2
    • 2009-06-23
    • US11586564
    • 2006-10-26
    • Hisashi ShimizuToshio ShiobaraTsutomu Kashiwagi
    • Hisashi ShimizuToshio ShiobaraTsutomu Kashiwagi
    • B32B9/04C08G77/18
    • C08L83/04C08G77/14C08G77/18C08G77/20C08G77/70C08J7/047C08J2483/00C08K5/0091H01L23/296H01L2924/0002Y10T428/31663H01L2924/00
    • The present invention provides a composition for sealing an optical device comprising (i) a silylated organopolysiloxane with a polystyrene equivalent weight average molecular weight of 5×104 or greater, represented by an average composition formula: R1a(OX)bSiO(4−a−b)/2 (wherein, R1 represents an alkyl group, alkenyl group, or aryl group; X represents a combination of a group represented by a formula —SiR2R3R4 (wherein, RE to R4 are monovalent hydrocarbon groups), and an alkyl group, alkenyl group, alkoxyalkyl group or acyl group; a represents a number within a range from 1.00 to 1.5; b represents a number that satisfies 0 b 2, and a+b satisfies 1.00 a+b 2), and (ii) a condensation catalyst, as well as a transparent cured product obtained by curing the composition, and a method of sealing a semiconductor element that comprises a step of applying the composition to a semiconductor element, and a step of curing the composition that has been applied to the semiconductor element. The composition can form a coating film that exhibits excellent levels of heat resistance, ultraviolet light resistance, optical transparency, toughness and adhesion.
    • 本发明提供了一种用于密封光学装置的组合物,其包含(i)聚苯乙烯换算的重均分子量为5×10 4或更大的甲硅烷基化有机聚硅氧烷,其平均组成式为:<?in-line-formula description =“In- 线形式“end =”lead“→> R1a(OX)bSiO(4-ab)/ 2 <?in-line-formula description =”In-line Formulas“end =”tail“?>(其中,R1表示 烷基,烯基或芳基; X表示由式-SiR 2 R 3 R 4表示的基团(其中,RE至R 4为一价烃基)和烷基,烯基,烷氧基烷基或酰基的组合; 表示在1.00〜1.5的范围内的数字; b表示满足0 b 2的数,a + b满足1.00 a + b 2),(ii)缩合催化剂,以及由 固化组合物,以及密封半导体元件的方法,其包括施加组合物的步骤 涉及半导体元件,以及固化已经施加到半导体元件上的组合物的步骤。 该组合物可以形成表现出优异的耐热性,耐紫外线性,光学透明性,韧性和粘附性的涂膜。
    • 8. 发明授权
    • Silicone lens and silicone resin composition for molding lens
    • 硅胶透镜和用于成型镜片的硅树脂组合物
    • US07737194B2
    • 2010-06-15
    • US11785791
    • 2007-04-20
    • Tsutomu KashiwagiToshio Shiobara
    • Tsutomu KashiwagiToshio Shiobara
    • C08L83/04
    • C08L83/04C08G77/12C08G77/16C08G77/20C08G77/70C08G77/80C08K5/56C08L83/00
    • A colorless transparent silicone lens produced by thermally curing a silicone resin composition comprising (A) an organopolysiloxane having a resin structure comprising R1SiO1.5 unit, R22SiO unit, and R3aR4bSiO(4-a-b)/2 unit wherein R1, R2, and R3 are independently methyl group, ethyl group, propyl group, cyclohexyl group, or phenyl group, R4 is vinyl group or allyl group, a is 0, 1, or 2, b is 1 or 2, and a+b is 2 or 3, and wherein number of repetition of the R22SiO unit is 5 to 300, (B) an organohydrogen polysiloxane having a resin structure comprising R1SiO1.5 unit, R22SiO unit, and R3cHdSiO(4-c-d)/2 unit wherein c is 0, 1, or 2, d is 1 or 2, and c+d is 2 or 3, and wherein number of repetition of the R22SiO unit is 5 to 300, the component, and (C) a platinum group catalyst. A silicone lens having excellent flexibility, transparency, and moldability as well as reduced surface tackiness is provided.
    • 通过热固化硅氧烷树脂组合物制得的无色透明硅氧烷透镜,其包含(A)具有包含R1SiO1.5单元,R22SiO单元和R3aR4bSiO(4-ab)/ 2单元的树脂结构的有机聚硅氧烷,其中R1,R2和R3为 乙基,丙基,环己基或苯基,R4为乙烯基或烯丙基,a为0,1或2,b为1或2,a + b为2或3,以及 其中R22SiO单元的重复数为5〜300,(B)具有包含R1SiO1.5单元,R22SiO单元和R3cHdSiO(4-cd)/ 2单元的树脂结构的有机氢聚硅氧烷,其中c为0,1或 2,d为1或2,c + d为2或3,R22SiO单元的重复数为5〜300,该成分为(C)铂族催化剂。 提供了具有优异的柔性,透明性和成型性以及降低的表面粘性的硅氧烷透镜。