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    • 8. 发明授权
    • Spherical crosslinked organic particles suspensions and methods of preparing spherical crosslinked organic particles and suspensions
    • 球形交联有机颗粒悬浮液和制备球形交联有机颗粒和悬浮液的方法
    • US06531542B1
    • 2003-03-11
    • US09626135
    • 2000-07-26
    • Yoshitsugu MoritaKazuo KobayashiRyuji Tachibana
    • Yoshitsugu MoritaKazuo KobayashiRyuji Tachibana
    • C08L8304
    • A61K8/891A61K8/86A61K2800/594A61Q19/00C08J3/05C08J3/12C08J3/26C08J2383/10
    • Spherical crosslinked organic particles exhibit a good dispersibility in thermoplastic resins, thermosetting resins, paints, coatings, cosmetics, rubbers, and toners and carriers employed in electrostatic development. Highly efficient methods for preparing these crosslinked organic particles are provided. Suspensions of crosslinked organic particles have excellent handling properties, and are highly blendable with other components. Highly efficient methods for preparing these suspensions are also provided. The spherical crosslinked organic particles have an average particle size of 0.1-500 &mgr;m, and can be prepared by emulsifying in water using an emulsifying agent, a fluid composition containing (A) an organic compound that has at least 2 aliphatically unsaturated bonds in each molecule, (B) a silicon-containing organic compound that has at least 2 silicon-bonded hydrogen atoms in each molecule, (C) an hydrosilylation reaction catalyst, crosslinking the fluid composition by carrying out an hydrosilylation reaction, and thereafter removing water.
    • 球形交联的有机颗粒在用于静电显影的热塑性树脂,热固性树脂,油漆,涂料,化妆品,橡胶和调色剂和载体中表现出良好的分散性。 提供了制备这些交联的有机颗粒的高效方法。 交联有机颗粒的悬浮液具有优异的处理性能,并且与其它组分高度可混合。 还提供了制备这些悬浮液的高效方法。 球形交联有机颗粒的平均粒径为0.1-500μm,并且可以通过使用乳化剂在水中乳化,含有(A)在各分子中具有至少2个不饱和键的有机化合物的流体组合物 ,(B)在每个分子中具有至少2个与硅键合的氢原子的含硅有机化合物,(C)氢化硅烷化反应催化剂,通过进行氢化硅烷化反应使流体组合物交联,然后除去水。
    • 9. 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。
    • 10. 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。