Shelf-stable silane-modified aqueous dispersion polymers
    12.
    发明授权
    Shelf-stable silane-modified aqueous dispersion polymers 有权
    稳定的硅烷改性水分散体聚合物

    公开(公告)号:US07723426B2

    公开(公告)日:2010-05-25

    申请号:US10881450

    申请日:2004-06-30

    IPC分类号: C08L83/00 C08F2/16 C08F230/08

    摘要: Disclosed herein is a process for preparing a shelf-stable, one-pack, silane modified (meth)acrylic latex interpolymer composition, wherein the process comprises continuously adding at least a portion of a mixture comprising at least 0.5 mole percent of a vinyl silane comprising hydrolyzable groups and up to 99.5 mole percent of a (meth)acrylic monomer to water and a surfactant in a reaction vessel, wherein said addition is carried out in the presence of a polymerization initiator and buffer sufficient to maintain the pH of the reaction at a level of at least 6 throughout the reaction, while simultaneously hydrolyzing from about 10 to about 60% of the hydrolyzable groups of the vinyl silane.

    摘要翻译: 本文公开了一种制备搁置稳定的单组分硅烷改性(甲基)丙烯酸乳胶互聚物组合物的方法,其中该方法包括连续加入至少一部分包含至少0.5摩尔%的乙烯基硅烷的混合物,所述乙烯基硅烷包含 可水解基团和至多99.5摩尔%的(甲基)丙烯酸单体与水和反应容器中的表面活性剂,其中所述加入在聚合引发剂和缓冲液存在下进行,足以将反应的pH保持在 水平在整个反应中至少为6,同时水解约10至约60%的乙烯基硅烷的可水解基团。

    Hydrolyzable silanes of low VOC-generating potential and resinous compositions containing same
    13.
    发明申请
    Hydrolyzable silanes of low VOC-generating potential and resinous compositions containing same 有权
    低VOC产生电位的可水解硅烷和含有它的含有树脂的组合物

    公开(公告)号:US20080237537A1

    公开(公告)日:2008-10-02

    申请号:US11731577

    申请日:2007-03-30

    IPC分类号: C08L93/00 C07F7/08 C07F7/10

    CPC分类号: C07F7/1804

    摘要: 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.

    摘要翻译: 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 ℃。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键合到可水解甲硅烷基的硅原子上 桥连基团,和(ii)至少一个与硅键合并且含有至少两个选自氧,氮及其梳子的杂原子的可水解基团 在20℃下产生蒸气压低于0.1mmHg的化合物的可水解基团的水解; 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。

    Crosslinkable silane-terminated polymer and sealant composition made with same
    14.
    发明授权
    Crosslinkable silane-terminated polymer and sealant composition made with same 有权
    可交联的硅烷封端聚合物和密封剂组合物

    公开(公告)号:US07417105B2

    公开(公告)日:2008-08-26

    申请号:US11292045

    申请日:2005-12-01

    IPC分类号: C08L75/04

    摘要: A crosslinkable silane-terminated polymer is provided which includes the reaction product of an isocyanate-terminated prepolymer and a silane possessing a plurality of hydrolysable sites and at least one active hydrogen-containing group which is reactive for isocyanate, the silane upon hydrolysis produces a reduced amount of volatile organic compound compared to that produced by the hydrolysis of a silane possessing an equivalent number of hydrolyzable sites all of which are hydrolyzable alkoxy groups.

    摘要翻译: 提供了一种可交联的硅烷端基聚合物,其包括异氰酸酯封端的预聚物与具有多个可水解位点的硅烷和至少一个对异氰酸酯具有反应活性的含氢基团的反应产物, 挥发性有机化合物与通过水解具有相当数量的可水解位点的硅烷产生的挥发性有机化合物的量相比,所有可水解的位点都是可水解的烷氧基。