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    • 4. 发明授权
    • Process for preparing crosslinkable binders
    • 制备可交联粘合剂的方法
    • US06187861B1
    • 2001-02-13
    • US09285622
    • 1999-04-03
    • Hans-Peter WeitzelHarald Zeh
    • Hans-Peter WeitzelHarald Zeh
    • C08L2904
    • C08L51/003C08F265/04C08F265/06C08L23/08C08L23/0853C08L33/04C08L2312/00C08L2666/04
    • A process is provided for preparing crosslinkable binders in the form of the aqueous dispersions by polymerizing vinyl ester-olefin copolymers in the presence of protective colloid, which comprises polymerizing vinyl ester-olefin copolymers having a Tg of less than −10° C. by emulsion polymerization in the presence of a protective colloid based on (meth)acrylate polymers comprising from 80 to 95% by weight, based on the overall weight of the polymer, of acrylates or methacrylates of aliphatic alcohols of 1 to 12 carbon atoms and from 5 to 20% by weight, based on the overall weight of the copolymer, of ethylenically unsaturated monocarboxylic or dicarboxylic acids, the latter copolymer having a glass transition temperature Tg of from 60 to 120° C., and, after the end of polymerization, introducing the crosslinkable groups by reacting the carboxyl groups of the (meth)acrylate polymers with ethylenically unsaturated compounds comprising functions suitable for esterifying the carboxyl group.
    • 提供一种通过在保护胶体存在下聚合乙烯基酯 - 烯烃共聚物来制备水性分散体形式的可交联粘合剂的方法,其包括通过乳液聚合Tg低于-10℃的乙烯基酯 - 烯烃共聚物 在基于(甲基)丙烯酸酯聚合物的保护胶体存在下进行聚合,所述聚合物包含80至95重量%,基于聚合物的总重量,具有1至12个碳原子的脂族醇的丙烯酸酯或甲基丙烯酸酯和5至 20重量%,基于共聚物的总重量,烯键式不饱和一元羧酸或二羧酸,后一共聚物的玻璃化转变温度Tg为60至120℃,并且在聚合结束后,引入 通过使(甲基)丙烯酸酯聚合物的羧基与烯键式不饱和化合物反应,包含适于酯化羧基的功能的交联基团 oup。
    • 7. 发明授权
    • Hydrophobicized copolymers
    • 疏水共聚物
    • US06863985B2
    • 2005-03-08
    • US10271881
    • 2002-10-16
    • Kurt StarkHarald ZehKlaus Bueppelmann
    • Kurt StarkHarald ZehKlaus Bueppelmann
    • C08F220/12B32B9/04C08F30/08
    • C08F220/12Y10T428/31663
    • Functionalized copolymers hydrophobicized with silicones, in the form of aqueous dispersions or water-redispersible powders are prepared by copolymerizing a) from 60 to 99.89% by weight of one or more monomers selected from the group consisting of vinyl esters of optionally branched C1-15 alkylcarboxylic acids, methacrylates and acrylates of C1-15 alcohols, vinylaromatics, olefins, dienes, and vinyl halides, b) from 0.01 to 30% by weight of one or more silicones with from 10 to 1,000 SiO(CnH2n+1)2 repeat units where n is from 1 to 6, and where from 90 to 100% by weight of the silicones b) contain at least one but not more than two polymerizable groups, c) from 0.05 to 5.0% by weight of one or more hydrolyzable silane monomers selected from the group consisting of ethylenically unsaturated hydrolyzable silicon compounds, and hydrolyzable epoxysilanes, aminosilanes and mercaptosilanes, and d) from 0.05 to 5.0% by weight of one or more monomers selected from the group consisting of ethylenically unsaturated epoxy compounds. The copolymers may be used as binders for paints and coatings with high wet abrasion resistance.
    • 用水分散体或水可再分散粉末形式的硅氧烷疏水化的官能化共聚物通过以下方法制备:a)将60至99.89重量%的一种或多种选自任选支化的C 1-15烷基羧酸的乙烯基酯的单体 ,C1-15醇,乙烯基芳烃,烯烃,二烯和卤乙烯的甲基丙烯酸酯和丙烯酸酯,b)0.01至30重量%的一种或多种具有10至1,000个SiO(C n H 2n + 1)2重复单元的硅氧烷,其中n 为1至6,其中90至100重量%的硅氧烷b)含有至少1个但不多于2个可聚合基团,c)0.05至5.0重量%的一种或多种可水解硅烷单体,其选自 由烯键式不饱和可水解硅化合物组成的组和可水解的环氧硅烷,氨基硅烷和巯基硅烷,和d)0.05-5.0重量%的一种或多种选自乙烯基 lly不饱和环氧化合物。共聚物可用作具有高耐湿磨性的油漆和涂料的粘合剂。