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    • 1. 发明授权
    • Epoxy group-containing silicone resin and compositions based thereon
    • 含环氧基的硅氧烷树脂及其组合物
    • US5952439A
    • 1999-09-14
    • US226539
    • 1994-04-12
    • Yoshitsugu MoritaJunji NakanishiKen TanakaToshio Saruyama
    • Yoshitsugu MoritaJunji NakanishiKen TanakaToshio Saruyama
    • C08G59/32C08G77/14C08L61/06C08L63/00C08L79/08C08L83/06C08L101/00C08G77/00C08L283/00
    • C08L61/06C08G59/3254C08G77/14C08L101/00C08L79/08C08L83/06C08L63/00
    • There is disclosed a curable resin composition that has an excellent fluidity prior to curing and that cures to form a molding resin that is flexible, highly moisture resistant, and strongly resistant to heat shock, said composition comprising(A) 100 weight parts of a curable resin; and(B) 0.1 to 500 weight parts of an epoxy group-containing silicone resin that has the general formula(R.sup.1 SiO.sub.3/2).sub.a (R.sup.2 R.sup.3 SiO.sub.2/2).sub.b (SiO.sub.4/2).sub.cwherein R.sup.1, R.sup.2 and R.sup.3 each represents a group selected from the group consisting of an epoxy group-containing organic group and a monovalent hydrocarbon group with the proviso that said epoxy group-containing organic groups comprise 0.1 to 40 mole percent of the total silicon-bonded organic groups in said silicone resin (B), a is a positive number, b is zero or a positive number, c is zero or a positive number, b/a has a value of zero to 10, c/(a+b+c) has a value of zero to 0.3 and said silicone resin (B) has a glass-transition temperature of -90.degree. C. to 150.degree. C.
    • 公开了一种固化性树脂组合物,其在固化前具有优异的流动性,并且可固化形成柔性,高度防潮并且耐热冲击性强的模制树脂,所述组合物包含(A)100重量份的可固化 树脂; 和(B)0.1〜500重量份具有通式(R1SiO3 / 2)a(R2R3SiO2 / 2)b(SiO4 / 2)c的含环氧基的有机硅树脂,其中R1,R2和R3各自表示基团 选自含有环氧基的有机基团和一价烃基,条件是所述含环氧基的有机基团包含所述有机硅树脂(B)中的总硅键合有机基团的0.1至40摩尔% ,a为正数,b为零或正数,c为零或正数,b / a的值为零至10,c /(a + b + c)的值为零至0.3 所述有机硅树脂(B)的玻璃化转变温度为-90℃〜150℃。
    • 5. 发明授权
    • Silicone rubber powder and method of manufacturing thereof
    • 硅橡胶粉及其制造方法
    • US08217122B2
    • 2012-07-10
    • US12675508
    • 2008-08-19
    • Yoshitsugu MoritaKazuo KobayashiKen Tanaka
    • Yoshitsugu MoritaKazuo KobayashiKen Tanaka
    • C08J3/24C08G77/12
    • C08K5/5435C08G77/12C08G77/16C08J3/24C08J3/26C08J2383/04C08K5/57C08L83/04C08L83/00
    • A silicone rubber powder obtained by curing a condensation-curable silicone rubber composition in a dispersed state in water, having an epoxy equivalent measured by a titration method equal to or lower than 3,000 and an average particle size in the range of 0.1 to 100 μm; and a method of manufacturing a silicone rubber powder comprising the steps of dispersing in water a silicone rubber composition comprising at least components (A) through (C) listed below; adding component (D); and curing the mixture: (A) a diorganopolysiloxane capped at both molecular terminals with silanol groups and having in one molecule 30 or less silicon atoms; (B) an organopolysiloxane having in one molecule at least two silicon-bonded hydrogen atoms; (C) an epoxy-containing alkoxysilane; and (D) a condensation-reaction catalyst. The silicone rubber powder has low epoxy equivalent and possesses excellent dispersibility in organic resins, and the method is efficient in manufacturing of the aforementioned powder.
    • 将分散状态的可缩合固化硅橡胶组合物在水中固化,通过滴定法测定的环氧当量为3000以下,平均粒径为0.1〜100μm的方法得到的硅橡胶粉末; 和一种制造硅橡胶粉末的方法,包括以下步骤:在水中分散包含至少包含以下列出的组分(A)至(C)的硅橡胶组合物; 添加组分(D); 并固化该混合物:(A)在两个分子末端用硅烷醇基封端并且在一个分子中具有30个或更少硅原子的二有机聚硅氧烷; (B)在一个分子中具有至少两个与硅键合的氢原子的有机聚硅氧烷; (C)含环氧基的烷氧基硅烷; 和(D)缩合反应催化剂。 硅橡胶粉末具有低环氧当量,并且在有机树脂中具有优异的分散性,并且该方法在制备上述粉末中是有效的。
    • 6. 发明申请
    • Silicone Rubber Powder And Method Of Manufacturing Thereof
    • 硅橡胶粉及其制造方法
    • US20100216952A1
    • 2010-08-26
    • US12675508
    • 2008-08-19
    • Yoshitsugu MoritaKazuo KobayashiKen Tanaka
    • Yoshitsugu MoritaKazuo KobayashiKen Tanaka
    • C08J3/24C08G77/12
    • C08K5/5435C08G77/12C08G77/16C08J3/24C08J3/26C08J2383/04C08K5/57C08L83/04C08L83/00
    • A silicone rubber powder obtained by curing a condensation-curable silicone rubber composition in a dispersed state in water, having an epoxy equivalent measured by a titration method equal to or lower than 3,000 and an average particle size in the range of 0.1 to 100 μm; and a method of manufacturing a silicone rubber powder comprising the steps of dispersing in water a silicone rubber composition comprising at least components (A) through (C) listed below; adding component (D); and curing the mixture: (A) a diorganopolysiloxane capped at both molecular terminals with silanol groups and having in one molecule 30 or less silicon atoms; (B) an organopolysiloxane having in one molecule at least two silicon-bonded hydrogen atoms; (C) an epoxy-containing alkoxysilane; and (D) a condensation-reaction catalyst. The silicone rubber powder has low epoxy equivalent and possesses excellent dispersibility in organic resins, and the method is efficient in manufacturing of the aforementioned powder.
    • 将分散状态的可缩合固化硅橡胶组合物在水中固化,通过滴定法测定的环氧当量为3000以下,平均粒径为0.1〜100μm的方法得到的硅橡胶粉末; 和一种制造硅橡胶粉末的方法,包括以下步骤:在水中分散包含至少包含以下列出的组分(A)至(C)的硅橡胶组合物; 添加组分(D); 并固化该混合物:(A)在两个分子末端用硅烷醇基封端并且在一个分子中具有30个或更少硅原子的二有机聚硅氧烷; (B)在一个分子中具有至少两个与硅键合的氢原子的有机聚硅氧烷; (C)含环氧基的烷氧基硅烷; 和(D)缩合反应催化剂。 硅橡胶粉末具有低环氧当量,并且在有机树脂中具有优异的分散性,并且该方法在制备上述粉末中是有效的。
    • 8. 发明授权
    • Organopolysiloxane and method for the preparation thereof
    • 有机聚硅氧烷及其制备方法
    • US5422412A
    • 1995-06-06
    • US263589
    • 1994-06-22
    • Yoshitsugu MoritaKen Tanaka
    • Yoshitsugu MoritaKen Tanaka
    • C08G77/38C08G77/48C08G77/50C08G77/08
    • C08G77/485C08G77/50
    • An organopolysiloxane suitable for modifying curable organic and silicone compositions is disclosed, said organopolysiloxane having the general formula ##STR1## wherein each R.sup.1 is a monovalent group independently selected from the group consisting of alkyl radicals having 1 to 5 carbon atoms and phenyl radical; R.sup.2 is a monovalent group independently selected from the group consisting of hydrogen, alkyl radicals having 1 to 5 carbon atoms and phenyl radical; R.sup.3 is selected from the group consisting of alkoxysilylalkyl groups and alkyl groups having at least 6 carbon atoms; a is zero or a positive number; b is a positive number; c is a positive number; a/c has a value of zero to
    • 公开了适用于改性可固化的有机和有机硅组合物的有机聚硅氧烷,所述有机聚硅氧烷具有通式“IMAGE”,其中每个R 1是独立地选自具有1至5个碳原子的烷基和苯基的一价基团; R2是独立地选自氢,具有1-5个碳原子的烷基和苯基的一价基团; R3选自烷氧基甲硅烷基烷基和具有至少6个碳原子的烷基; a为零或正数; b是正数; c是正数; a / c的值为零至<4; b / c的值为0.05〜4; 和(a + b)/ c的值为0.2至4,条件是所述有机聚硅氧烷在其分子中具有至少一个所述烷氧基甲硅烷基烷基和至少一个所述具有至少6个碳原子的烷基。