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    • 3. 发明授权
    • Thermoplastic silicone block copolymers, the production thereof and the use of the same
    • 热塑性硅酮嵌段共聚物,其生产方法及其用途
    • US06824881B2
    • 2004-11-30
    • US10451594
    • 2003-06-23
    • Hans LautenschlagerJochen DauthWolfgang KellerTheo MayerKurt Stark
    • Hans LautenschlagerJochen DauthWolfgang KellerTheo MayerKurt Stark
    • B32B2732
    • C08G77/52C08G77/38C08G77/442C09D183/10Y10T428/31663Y10T428/31855
    • Thermoplastic silicon block copolymers containing (A) a hard segment polymer constituent prepared from styrene, methylmethacrylate, butylacrylate, acrylonitrile, vinyl monomers, or mixtures therefore, and (B) a soft segment polymer constituent of general formula (I) G-[(SiR2O)mSiR2—X—]n(SiR2O)mSiR2-G wherein R is an optionally halogenated monovalent C1-18 hydrocarbon radical and X is a specific aryl group-containing, silicon bonded radical, and each G may be a radical (A)-Z-(Si) or Z′-(Si) wherein -Z- represents an aryl group-containing bivalent radical and Z′- represents a monovalent aryl group-containing radical, provided that there is, at most, one radical G and one radical Z′- in formula (I). In formula (I), m represents a whole number between 1 and 1000 and n represents 0 or a whole number between 1 and 20, provided that when n does not equal 0, 4≦n·m≦1000.
    • 含有(A)由苯乙烯,甲基丙烯酸甲酯,丙烯酸丁酯,丙烯腈,乙烯基单体或其混合物制备的硬链段聚合物组分的热塑性硅嵌段共聚物,和(B)通式(I)的软链段聚合物组分G - [(SiR 2 O )mSiR 2 -X-n(SiR 2 O)m SiR 2 -G其中R是任选卤代的一价C 1-18烃基,X是特定的含芳基的硅键合基团,并且每个G可以是基团(A) - Z-(Si)或Z' - (Si)其中-Z-表示含芳基的二价基团,Z'表示含单价芳基的基团,条件是至多存在一个基团G和一个 式(I)中的基团Z'-。 在式(I)中,m表示1与1000之间的整数,n表示0或1至20之间的整数,条件是当n不等于0时,4 <= n.m <= 1000。
    • 4. 发明授权
    • Process for reducing the odor of vinylaromatic-1,3-diene copolymer dispersions stabilized by protective colloids
    • 降低由保护胶体稳定的乙烯基芳族-1,3-二烯共聚物分散体的气味的方法
    • US06756454B1
    • 2004-06-29
    • US09856190
    • 2001-05-17
    • Theo MayerPeter Ball
    • Theo MayerPeter Ball
    • C08F616
    • C08F212/04C08C1/04C08F6/006C08K5/10C08L25/10
    • The invention relates to a method for reducing odor emissions of aqueous aromatic vinyl-1,3-diene-copolymer dispersions which have been stabilized with a protective colloid. The invention also relates to redispersion powders obtained by drying said dispersions. This is achieved by emulsion polymerization of a mixture containing at least one aromatic vinyl and at least one 1,3-diene in the presence of one or more protective colloids and by optionally drying the polymer dispersion obtained thereby. The invention is characterized in that 0.01 to 15.0 wt. % of one or more monomers selected from the group of branched or unbranched alkyl esters containing 1 to 8 carbon atoms in the alkyl radical of monounsaturated mono- or dicarboxylic acids are added at the end of the polymerization when the total content of the aqueous polymer dispersion containing free monomers ranges from >0 to ≦20 wt. %, whereby the given wt. % refers to the polymer content of the dispersion.
    • 本发明涉及一种减少用保护胶体稳定的芳族乙烯基-1,3-二烯共聚物分散体的气味排放的方法。 本发明还涉及通过干燥所述分散体获得的再分散粉末。 这是通过在一种或多种保护性胶体存在下含有至少一种芳族乙烯基和至少一种1,3-二烯的混合物进行乳液聚合,并任选地干燥由此得到的聚合物分散体来实现的。 本发明的特征在于,0.01〜15.0wt。 当单体不饱和单羧酸或二羧酸的烷基中含有1至8个碳原子的支链或非支链烷基酯中的一种或多种单体的%,当聚合物水分子的总含量 含有游离单体的范围为> 0至≤= 20wt。 %,其中给定的wt。 %是指分散体的聚合物含量。
    • 7. 发明授权
    • Storage-stable, silane-modified core-shell copolymers
    • 储存稳定的硅烷改性的核 - 壳共聚物
    • US5994428A
    • 1999-11-30
    • US128921
    • 1998-08-04
    • Hermann LutzTheo MayerThomas Bastelberger
    • Hermann LutzTheo MayerThomas Bastelberger
    • C08F2/38C08F265/04C08F265/06C08F291/00C08F275/00
    • C08F265/06C08F265/04C08F291/00
    • Storage-stable, silane-modified core-shell copolymers are provided comprising a shell-forming copolymer I ofa) from 70 to 95% by weight, based on the overall weight of the shell, of acrylic and/or methacrylic C.sub.1 - to C.sub.10 -alkyl esters of which from 20 to 80% by weight have a water solubility of not more than 2 g/l and from 80 to 20% by weight, based in each case on the comonomers a), have a water solubility of at least 10 g/l, andb) from 5 to 30% by weight, based on the overall weight of the shell, of one or more ethylenically unsaturated, functional and water-soluble monomers including a proportion of from 25 to 100% by weight, based on the comonomers b), of unsaturated carboxylic acids, and a core-forming copolymer II of one or more monomers c) from the group of the vinyl esters, monoolefinically unsaturated mono- or dicarboxylic esters, vinylaromatic compounds, olefins, 1,3-dienes and vinyl halides,wherein the shell contains no silane compounds and the core comprises one or more silane compounds d) from the group of the mercaptosilanes alone or in combination with olefinically unsaturated, hydrolyzable silicon compounds.
    • 提供了储存稳定的硅烷改性的核 - 壳共聚物,其包含a)70至95重量%的壳形共聚物I,基于壳的总重量,丙烯酸和/或甲基丙烯酸C 1 -C 10 - 烷基酯的20至80重量%水溶性不超过2克/升和80至20重量%,基于共聚单体a),其水溶性至少为 10g / l,和b)5至30重量%,基于壳的总重量,一种或多种烯键式不饱和官能和水溶性单体,其包含25至100重量%的比例, 基于共聚单体b)的不饱和羧酸,以及一种或多种单体的成核共聚物II,c)来自乙烯基酯,单烯属不饱和单或二羧酸酯,乙烯基芳族化合物,烯烃,1,3 二烯和卤乙烯,其中所述壳不含硅烷化合物,并且所述核包含一个或多个Si 泳道化合物d)单独的巯基硅烷基团或与烯属不饱和的可水解的硅化合物组合。