SILOXANE COPOLYMERS AND METHODS FOR PRODUCTION THEREOF
    1.
    发明申请
    SILOXANE COPOLYMERS AND METHODS FOR PRODUCTION THEREOF 有权
    硅氧烷共聚物及其生产方法

    公开(公告)号:US20110245144A1

    公开(公告)日:2011-10-06

    申请号:US13133475

    申请日:2009-12-08

    IPC分类号: C11D3/60 C07F7/10

    摘要: A description if given of novel siloxane copolymers producible by (a) reacting in a first step organopolysiloxanes (1) which comprise per molecule at least one Si-bound hydrogen atom with substantially linear oligomeric or polymeric compounds (2) of the general formula R1-(A-CnH2n)m-A1-H (I), wherein R1 is a monovalent substituted or unsubstituted hydrocarbon moiety to which Si—H groups can be added in a hydrosilylation reaction, A is a divalent, polar organic moiety selected from the group —O—, —C(O)—O—, —O—C(O)—, —O—C(O)—O—, —C(O)—NH—, —NH—C(O)—, urethane moiety and urea moiety, A1 is a divalent, polar organic moiety selected from the group —O—, —NH— and —NR′— (wherein R′ is a monovalent hydrocarbon moiety having 1 to 18 carbon atoms), n is an integer from 1 to 20 and m is O or a positive integer, (b) reacting in a second step the resultant H-A1 group-bearing intermediates (4) with organic compounds (5) which comprise per molecule at least two isocyanate groups, wherein the reaction takes place in the presence of further organic compounds (6) and (7) which are reactive toward isocyanate groups, with the proviso that the compounds (6) contain at least one tertiary amine group and that the compounds (7) are those which can be eliminated again from the siloxane copolymer in a temperature range from 50° C. to 250° C., wherein free isocyanate groups are again formed in the siloxane copolymer, and (c) partially or completely quaternizing in a third step the amine-containing intermediates (8) from step (b) with an alkylating agent (9).

    摘要翻译: 如果给出新的硅氧烷共聚物的描述,可通过(a)在第一步中反应有机聚硅氧烷(1),所述有机聚硅氧烷(1)每分子含有至少一个与Si结合的氢原子与基本上线性的低聚或聚合化合物(2) (A-C n H 2n)m -Al-H(I),其中R 1是在氢化硅烷化反应中可以加入Si-H基团的一价取代或未取代的烃部分,A是选自以下的二价极性有机部分: -O - , - C(O)-O-,-O-C(O) - , - O-C(O)-O-,-C(O)-NH-,-NH-C(O) ,氨基甲酸酯部分和脲部分,A1是选自-O - , - NH-和-NR'-的二价极性有机部分(其中R'是具有1至18个碳原子的一价烃部分),n是 1〜20的整数,m为0或正整数,(b)在第二步骤中使得到的含H-Al基团的中间体(4)与每分子含有有机化合物(5)反应 至少两个异氰酸酯基团,其中反应在存在对异氰酸酯基团具有反应性的另外的有机化合物(6)和(7)的存在下进行,条件是化合物(6)含有至少一个叔胺基团,并且 化合物(7)是可以在50℃至250℃的温度范围内再次从硅氧烷共聚物中除去的化合物(7),其中在硅氧烷共聚物中再次形成游离异氰酸酯基,和(c)部分或全部 在第三步中季铵化来自步骤(b)的含胺中间体(8)与烷基化剂(9)。

    Siloxane copolymers and methods for production thereof
    4.
    发明授权
    Siloxane copolymers and methods for production thereof 有权
    硅氧烷共聚物及其制备方法

    公开(公告)号:US08691744B2

    公开(公告)日:2014-04-08

    申请号:US13133475

    申请日:2009-12-08

    IPC分类号: C11D9/36

    摘要: Siloxane copolymers producible by (a) reacting organopolysiloxanes (1) having a Si-bound hydrogen atom with linear oligomeric or polymeric compounds (2) of the general formula R1-(A-CnH2n)m-A1-H (I), (b) reacting the resultant H-A1 group-bearing intermediates (4) with organic compounds (5) having at least two isocyanate groups in the presence of further organic compounds (6) and (7) which are reactive toward isocyanate groups, wherein the compounds (6) contain at least one tertiary amine group and the compounds (7) can be eliminated from the siloxane copolymer in a temperature range from 50° C. to 250° C., wherein free isocyanate groups are formed in the siloxane copolymer, and (c) partially or completely quaternizing the amine-containing intermediates (8) from step (b) with an alkylating agent (9).

    摘要翻译: 通过(a)使具有Si键合的氢原子的有机聚硅氧烷(1)与通式为R1-(A-CnH2n)m-A1-H(I)的直链低聚或聚合化合物(2)反应,(b )在具有至少两个异氰酸酯基团的有机化合物(5)的存在下使所得到的含H-Al基团的中间体(4)与存在对异氰酸酯基反应的另外的有机化合物(6)和(7) (6)含有至少一个叔胺基团,并且化合物(7)可以在50℃至250℃的温度范围内从硅氧烷共聚物中除去,其中在硅氧烷共聚物中形成游离异氰酸酯基团,以及 (c)用烷基化剂(9)将来自步骤(b)的含胺中间体(8)部分或完全季铵化。