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    • 8. 发明授权
    • Polymer dispersion with a colour effect
    • 聚合物色散具有色彩效果
    • US07776237B2
    • 2010-08-17
    • US10553793
    • 2004-05-04
    • Xu HeReinhold J. LeyrerHolger Schöpke
    • Xu HeReinhold J. LeyrerHolger Schöpke
    • B05D5/06C09D5/36C09D7/14C09D5/02C09D151/10C08F2/22C08F265/00
    • C08L51/003B05D3/0254B05D5/06C08F257/02C08F265/00C08F265/04C08F265/06C08F291/00C09D151/003Y10S525/902C08L2666/02
    • Process for improving the brilliance of color and the stability of a colored polymer system, which is composed of a matrix and of discrete polymer particles distributed in accordance with a defined spatial lattice structure in the matrix, and which is obtained by filming of an emulsion polymer with core/shell structure, which comprises using an emulsion polymer obtainable by polymerizing monomers in at least one first stage (core monomers), then polymerizing monomers in at least one further, second stage (transition stage), and finally polymerizing monomers in a third stage (shell monomers), where, based on the percentage constitution of the monomer mixtures of the three stages, at most 30% by weight of the monomers of the first stage are identical with those of the third stage, and 5% of the monomers of the second stage are identical with, respectively, those of the first and those of the third stage, and not more than 60% by weight of the monomers of the 2nd stage here are monomers absent in the 1st stage and also absent in the 3rd stage.
    • 用于提高颜色亮度和着色聚合物体系的稳定性的方法,其由基质和根据基质中限定的空间格子结构分布的离散聚合物颗粒组成,并且其通过将乳液聚合物 具有核/壳结构,其包括使用可通过在至少一个第一阶段(核心单体)中聚合单体获得的乳液聚合物,然后在至少一个第二阶段(过渡阶段)中聚合单体,最后在第三阶段中聚合单体 阶段(壳单体),其中基于三个阶段的单体混合物的百分比构成,至多30重量%的第一阶段的单体与第三阶段的单体相同,并且5%的单体 第二阶段的单体分别与第一阶段和第三阶段的相同,并且不超过60重量%的第二阶段的单体是单体a 在第一阶段也没有在第三阶段。
    • 9. 发明授权
    • Aqueous polymer dispersions containing amphiphilic block copolymers, method for producing said dispersions and the use thereof
    • 含有两亲性嵌段共聚物的水性聚合物分散体,所述分散体的制造方法及其用途
    • US07767748B2
    • 2010-08-03
    • US10586682
    • 2005-02-08
    • Reinhold J. LeyrerIngolf KuehnDarijo Mijolovic
    • Reinhold J. LeyrerIngolf KuehnDarijo Mijolovic
    • C08F2/16A61K9/16C07C37/00
    • C08F2/24
    • Aqueous polymer dispersions which are obtainable by emulsion polymerization of ethylenically unsaturated monomers in an aqueous medium in the presence of free radical polymerization initiators and stabilizers, amphiphilic polymers which comprise one or more hydrophobic units (A) and one or more hydrophilic units (B) being used as the stabilizer before, during or after the polymerization, and the hydrophobic units (A) being formed from a polyisobutene block, at least 50 mol % of whose polyisobutene macromolecules have terminally arranged doubled bonds, processes for the preparation of the aqueous polymer dispersions by polymerizing ethylenically unsaturated monomers in the presence of free radical initiators and said amphiphilic polymers, which are used before, during or after the polymerization, and the use of the resulting aqueous polymer dispersions as associative thickeners in paper coating slips, in textile production, as thickeners for textile print pastes, in the pharmaceutical and cosmetics sector, for surface coatings, for detergents and cleaning agents, in foods and as oil field chemicals.
    • 在自由基聚合引发剂和稳定剂的存在下,通过在水性介质中的烯属不饱和单体的乳液聚合可获得的聚合物水分散体,包含一个或多个疏水单元(A)和一个或多个亲水单元(B)的两亲性聚合物是 在聚合之前,期间或之后用作稳定剂,并且疏水单元(A)由聚异丁烯嵌段形成,其至少50摩尔%的聚异丁烯大分子具有末端排列的双键,制备聚合物水分散体的方法 通过在自由基引发剂和在聚合之前,期间或之后使用的所述两亲性聚合物的存在下聚合烯属不饱和单体,以及在纺织品生产中使用所得水性聚合物分散体作为纸涂布纸中的缔合增稠剂,如 纺织印花糊剂增稠剂,制药业a 化妆品行业,用于表面涂料,洗涤剂和清洁剂,食品和油田化学品。