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    • 8. 发明申请
    • SILYLATED POLYURETHANE/POLYORGANOSILOXANE BLEND AND SEALANT COMPOSITION AND FUMED SILICA COMPOSITION CONTAING SAME
    • 苯乙烯聚氨酯/聚硅氧烷共混物和密封剂组合物和含有相同的二氧化硅组合物
    • WO2011123355A1
    • 2011-10-06
    • PCT/US2011/029963
    • 2011-03-25
    • MOMENTIVE PERFORMANCE MATERIALS INC.RAMAKRISHNAN, IndumathiLANDON, Shayne, J.WILLIAMS, David, A.
    • RAMAKRISHNAN, IndumathiLANDON, Shayne, J.WILLIAMS, David, A.
    • C08F283/02
    • C08L83/04C08G18/837C08G77/16C08G77/18C08G2190/00C08L75/04C08L83/06
    • There is provided herein a composition comprising: (A) a silanol and/orhydrocarbon-terminated polyorganosiloxane in an amount of from about 30 weight percent to about 90 weight percent; and, (B) a moisture curable silylated polyurethane resin in an amount of from about 10 weight percent to about 70 weight percent. There is also provided herein in another embodiment a two part sealant composition wherein the first part comprises: (A) a silanol and/or hydrocarbon-terminated polyorganosiloxane in an amount of from about 15 weight percent to about 60 weight percent, (B) a moisture curable silylated polyurethane resin in an amount of from about 2 weight percent to about 32 weight percent, and (C) a filler, said weight percents being based on the weight of the first part. In addition, there is provided herein a fumed silica composition comprising: (A) a silanol and/or hydrocarbon-terminated polyorganosiloxane in an amount of from about 20 weight percent to about 62 weight percent; (B) a moisture curable silylated polyurethane resin in an amount of from about 8 weight percent to about 38 weight percent; and, (C) a treated fumed silica in an amount of from about 5 to about 10 weight percent.
    • 本文提供的组合物包含:(A)约30重量%至约90重量%的硅烷醇和/或烃封端的聚有机硅氧烷; 和(B)可湿固化的甲硅烷基化聚氨酯树脂,其量为约10重量%至约70重量%。 在另一个实施方案中还提供了两部分密封剂组合物,其中第一部分包括:(A)约15重量%至约60重量%的量的硅烷醇和/或烃封端的聚有机基硅氧烷,(B) 湿度可固化的甲硅烷基化聚氨酯树脂,其量为约2重量%至约32重量%,和(C)填料,所述重量百分比基于第一部分的重量。 此外,本文提供了一种热解法二氧化硅组合物,其包含:(A)约20重量%至约62重量%的硅烷醇和/或烃封端的聚有机硅氧烷; (B)水分可固化的甲硅烷基化聚氨酯树脂,其量为约8重量%至约38重量%; 和(C)处理的热解法二氧化硅的量为约5至约10重量%。
    • 9. 发明申请
    • HYDROLYZABLE SILANES OF LOW VOC-GENERATING POTENTIAL AND RESINOUS COMPOSITIONS CONTAINING SAME
    • 低挥发性潜能的可水解硅烷和含有其的环氧组合物
    • WO2008121360A1
    • 2008-10-09
    • PCT/US2008/004128
    • 2008-03-28
    • MOMENTIVE PERFORMANCE MATERIALS INC.HUANG, Misty, W.CHAVES, AntonioWALDMAN, Bruce, A.LANDON, Shayne, J.
    • HUANG, Misty, W.CHAVES, AntonioWALDMAN, Bruce, A.LANDON, Shayne, J.
    • C07F7/18C09K5/00
    • C07F7/1836
    • In accordance with the present invention, a hydrolyzable silane of low VOC-generating potential is provided which possesses: (i) at least one organofunctional group, said group being a non-bulky electron-withdrawing group and/or a group which interacts with an organic resin, the organofunctional group being bonded to a silicon atom of a hydrolyzable silyl group through a stable bridging groups; and (ii) at least one hydrolyzable group bonded to silicon and containing at least two heteroatoms selected from the group consisting of oxygen, nitrogen and their combinations, hydrolysis of the hydrolyzable group generating a compound having a vapor pressure lower than 0.1 mm Hg at 20 °C. Further in accordance with the invention, a resinous composition of low VOC-generating potential is provided which comprises: a) a resinous composition property-enhancing amount of at least one hydrolyzable silane of low VOC-generating potential which possesses: (i) at least one organofunctional group, said group being a non-bulky electron-withdrawing group and/or a group which interacts with an organic resin (b), the organofunctional group being bonded to a silicon atom of a hydrolyzable silyl group through a stable bridging group, and (ii) at least one hydrolyzable group bonded to silicon and containing at least two heteroatoms selected from the group consisting of oxygen, nitrogen and their combinations, hydrolysis of the hydrolyzable group generating a compound having a vapor pressure lower than 0.1 mm Hg at 20 °C; and, b) at least one organic resin containing at least one group capable of reacting with organofunctional group (i) of hydrolyzable silane (a) and/or with water.
    • 根据本发明,提供了低VOC产生电位的可水解硅烷,其具有:(i)至少一个有机官能团,所述基团是非大体积的吸电子基团和/或与 有机官能团通过稳定的桥连键合到可水解甲硅烷基的硅原子上; 和(ii)至少一个与硅键合并且含有至少两个选自氧,氮及其组合的杂原子的可水解基团,在20℃下产生蒸气压低于0.1mm Hg的化合物的水解 C。 此外,根据本发明,提供了低VOC产生电位的树脂组合物,其包括:a)树脂组合物性质增强量的至少一种低VOC产生电位的可水解硅烷,其具有:(i)至少 一个有机官能团,所述基团是非大体积的吸电子基团和/或与有机树脂(b)相互作用的基团,有机官能团通过稳定的桥连基团键合到可水解甲硅烷基的硅原子上, 和(ii)至少一个与硅键合并且含有至少两个选自氧,氮及其组合的杂原子的可水解基团,在20℃下产生蒸气压低于0.1mm Hg的化合物的水解 C; 和b)至少一种含有至少一个能够与可水解硅烷(a)和/或与水的有机官能团(i)反应的基团的有机树脂。