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    • 3. 发明授权
    • Non-ionically stabilized transparent powder-coating dispersion
    • 非离子稳定的透明粉末涂料分散体
    • US06344501B1
    • 2002-02-05
    • US09646947
    • 2000-10-23
    • Claudia SierakowskiKarl-Heinz Grosse-BrinkhausEgon WegnerThomas FreyJörg NiemannJoachim Woltering
    • Claudia SierakowskiKarl-Heinz Grosse-BrinkhausEgon WegnerThomas FreyJörg NiemannJoachim Woltering
    • C08K320
    • C09D163/00C08L75/04C09D5/02C09D133/068C08L2666/14
    • The present invention relates to an aqueous powder clearcoat dispersion comprising a solid pulverulent component A and an aqueous component B, where component A is a transparent powder coating material comprising a) at least one epoxy binder containing from 25 to 45% by weight, preferably from 25 to 35% by weight, of glycidyl-containing monomers, with or without a fraction of vinylaromatic compounds, preferably styrene, b) at least one crosslinking agent, preferably straight-chain, aliphatic dicarboxylic acids and/or carboxy-functional polyesters, and c) if desired, catalysts, auxiliaries, additives typical for transparent powder coating materials, such as devolatilizers, leveling agents, UV absorbers, free-radical scavengers, and antioxidants, and component B is an aqueous dispersion comprising a) at least one nonionic thickener and b) if desired, catalysts, auxiliaries, defoamers, wetting agents, antioxidants, UV absorbers, free-radical scavengers, biocides, small amounts of solvent, leveling agents, neutralizing agents, preferably amines, and/or water retention agents, and c) a dispersant medium in the form of a nonionic polyurethane dispersion.
    • 本发明涉及包含固体粉状成分A和水性成分B的水性粉末透明涂料分散液,其中A是透明粉末涂料,其包含a)至少一种含25至45重量%,优选25至45重量% 35重量%的含缩水甘油基的单体,具有或不含一部分乙烯基芳族化合物,优选苯乙烯,b)至少一种交联剂,优选直链的脂族二羧酸和/或羧基官能的聚酯,以及c)如果 所需的催化剂,助剂,透明粉末涂料的典型添加剂如脱挥发分剂,流平剂,UV吸收剂,自由基清除剂和抗氧化剂,组分B是一种水分散体,其包含a)至少一种非离子型增稠剂,和b)如果需要, 催化剂,助剂,消泡剂,润湿剂,抗氧化剂,紫外线吸收剂,自由基清除剂,杀生物剂,少量溶剂,水溶液 中和剂,优选胺和/或保水剂,和c)非离子聚氨酯分散体形式的分散剂介质。
    • 8. 发明申请
    • MIGRATION-STABLE DYES IN POLYMERIC MATERIALS VIA COMPLEX FORMATION OF POLYISOBUTENE DERIVATIVES WITH DYES
    • US20100000031A1
    • 2010-01-07
    • US12095689
    • 2006-11-27
    • Claudia SierakowskiUlrich KarlJaques TesseKarin FischlMichael Faber
    • Claudia SierakowskiUlrich KarlJaques TesseKarin FischlMichael Faber
    • C09B67/00C08L53/00B32B37/12
    • C08F290/06C08F290/067C08K5/0041C08L53/00C09B67/0064C09D153/00C08L2666/02C08L2666/04
    • Dye concentrate comprising at least one polyisobutene derivative composed of at least one hydrophobic block (X) and at least one hydrophilic block (Y) as component A and at least one dye as component B and also a dye concentrate which, as well as components A and B, comprises at least one polyolefin as component C1 and/or at least one solvent as component C2, production of the dye concentrates, coloration of polymeric materials by contacting the polymeric materials with the dye concentrates of the present invention, colored polymeric compositions composed of at least one dye concentrate of the present invention and at least one polymeric material, fibers, films, packaging, moldings composed of the colored polymeric composition of the present invention, the use of the dye concentrates of the present invention for coloration of polymeric materials, and also the use of polyisobutene derivatives composed of at least one hydrophobic block (X) and at least one hydrophilic block (Y) as an auxiliary for migration-resistant coloration of polymeric materials. The present invention further concerns the present invention's process for coloration of polymeric materials wherein the polymeric materials are additionally contacted with a block copolymer (component E), the present invention's colored polymeric composition which, as well as the at least one dye concentrate and the at least one polymeric material, comprises at least one block copolymer (component E) and the present invention's use of the present invention's dye concentrates for coloration of polymeric materials wherein the polymeric materials are present in a polymeric composition which, as well as the at least one polymeric material, comprises at least one block copolymer E, and also the present invention's use of polyisobutene derivatives composed of at least one hydrophobic block (X) and at least one hydrophilic block (Y) for migration-resistant coloration of polymeric materials by incorporation of a dye concentrate wherein additionally a block copolymer E is incorporated.