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    • 21. 发明授权
    • Reverse coating textiles with polyurethane solutions
    • 用聚氨酯溶液反涂纺织品
    • US4248910A
    • 1981-02-03
    • US735664
    • 1976-10-26
    • Josef PedainWilhelm Thoma
    • Josef PedainWilhelm Thoma
    • D06M15/564D06N3/14B05D5/10
    • D06M15/564D06N3/14
    • This invention relates to the coating of sheet-form textile materials by the reverse process using polyurethanes which, for ecological and economic reasons, are dissolved in a single organic solvent.Segmented, substantially linear polyurethanes of dihydroxy polyesters and/or dihydroxy polyethers, aromatic and/or aliphatic diisocyanates and glycols and/or diamines as chain extenders, are used as surface and adhesive coatings in the form of solutions containing only a single organic solvent. To control coating properties, solutions used for adhesive coatings contain from 1 to 15% by weight based on the weight of the solution of water in addition to the organic solvent.
    • 本发明涉及通过使用聚氨酯的相反方法对片状纺织材料进行涂布,出于生态和经济原因,聚氨酯被溶解在单一的有机溶剂中。 二羟基聚酯和/或二羟基聚醚,芳族和/或脂族二异氰酸酯和作为增链剂的二元醇和/或二胺的分段的基本上线性的聚氨酯用作仅含有单一有机溶剂的溶液形式的表面和粘合剂涂层。 为了控制涂层性质,除了有机溶剂之外,用于粘合剂涂料的溶液含有基于水溶液重量的1至15重量%。
    • 23. 发明授权
    • Coating compositions for coatings that are permeable to water vapor and
a process for their preparation
    • 可渗透水蒸气的涂料涂料组合物及其制备方法
    • US5252671A
    • 1993-10-12
    • US887213
    • 1992-05-21
    • Josef PedainKlaus NollWilhelm ThomaDetlef-Ingo Schutze
    • Josef PedainKlaus NollWilhelm ThomaDetlef-Ingo Schutze
    • C14C11/00C08L75/00C09D133/04C09D175/00C09D175/04D06M15/564D06N3/04D06N3/14C08F8/30
    • D06N3/14C09D133/04C09D175/04C08L75/00Y10S528/904
    • The present invention relates to coating compositions containing(A) 70 to 98% by weight, based on the sum of components (A) and (B), of(a) isocyanate-free polymers of ethylenically unsaturated monomers and/or polyurethanes or blocked isocyanate prepolymers, and(b) optional organic solvents, wherein component (A) contains no significant quantities of groups capable of reacting with component (B) or starting materials thereof and has a viscosity (at 23.degree. C.) of 2000 to 100,000 mPa.s;(B) 2 to 30% by weight, based on the sum of components (A) and (B), of a polyaddition product prepared in and dispersed in component (A), wherein the polyaddition product is a polyurethane, polyurethane urea, polyurea, or mixture thereof, containing ionic groups and/or potentially ionic groups in a quantity corresponding to from 0.5 to 20 milliequivalents per 100 g of component (B) but containing substantially no free isocyanate, hydroxyl, or amino groups: and(C) optional cross-linking agents;in which component (B) is formed in situ in component (A).
    • 本发明涉及涂料组合物,其包含(A)70至98重量%,基于组分(A)和(B)的总和,(a)烯属不饱和单体和/或聚氨酯或封闭的无异氰酸酯的聚合物 异氰酸酯预聚物和(b)任选的有机溶剂,其中组分(A)不含有显着量的能够与组分(B)或其原料反应的基团,并且具有2000至100,000mPa的粘度(在23℃) .s; (B)基于组分(A)和(B)的总和,制备和分散在组分(A)中的加聚产物的2-30重量%,其中所述加聚产物是聚氨酯,聚氨酯脲,聚脲 或其混合物,其含有相对于每100g组分(B)0.5至20毫当量但基本上不含游离异氰酸酯,羟基或氨基的量的离子基团和/或潜在的离子基团:和(C)任选的 交联剂; 其中组分(B)在组分(A)中原位形成。
    • 25. 发明授权
    • Leveller-containing high-solids polyurethane reactive coating systems
and their use for reactive coating
    • 含水平剂的高固体聚氨酯反应涂料体系及其用于反应涂料
    • US4606974A
    • 1986-08-19
    • US799090
    • 1985-11-18
    • Wilhelm ThomaKarl H. PisaricHeinrich Alberts
    • Wilhelm ThomaKarl H. PisaricHeinrich Alberts
    • D06N3/14B32B5/24C08G18/10C09D175/04B32B9/04
    • C09D175/04C08G18/10Y10T428/31551Y10T428/31598Y10T428/31612Y10T428/31663Y10T428/31786
    • The present invention is directed to a high-solids polyurethane reactive coating system based on blocked NCO-prepolymers, polyamines and, optionally, solvents, said coating system containing a leveller agent comprising(1) a combination of from about 1 to 10% by weight of (A) vinyl polymers and copolymers based on (meth)acrylic acid esters and, optionally, other comonomers and from about 0.1 to 2% by weight of (B) polysiloxanes and/or polyalkylene oxide/polysiloxane copolymers,(2) from about 0.2 to 2.0% by weight of (C) poly(meth)acrylic acid (hydroxy)alkyl ester graft polymers on silicones,(3) mixtures of (A), (B) and (C) in the amounts specified,(4) mixtures of (A) and (C) in the amounts specified or(5) mixtures of (B) and (C) in the amounts specified.The present invention also relates to textile substrates coated on one or both sides or surface-textured sheet-form materials, particularly velour leather, coated with the above leveller-containing, high-solids polyurethane reactive coating systems.
    • 本发明涉及一种基于封闭的NCO-预聚物,多胺和任选的溶剂的高固体聚氨酯反应性涂料体系,所述涂料体系含有矫光剂,其包含(1)约1至10重量% (A)基于(甲基)丙烯酸酯和任选的其它共聚单体的乙烯基聚合物和共聚物和约0.1至2重量%的(B)聚硅氧烷和/或聚环氧烷/聚硅氧烷共聚物的共聚物,(2) (C)聚硅氧烷上的(C)聚(甲基)丙烯酸(羟基)烷基酯接枝聚合物,(3)(A),(B)和(C)的混合物中的0.2〜2.0重量% (A)和(C)的混合物按规定的数量指定的量或(5)(B)和(C)的混合物。 本发明还涉及涂覆在一面或两面上的织物基材或涂有上述均化剂的高固体聚氨酯反应涂层体系的表面纹理的片状材料,特别是丝绒革。