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    • 7. 发明申请
    • AQUEOUS COATING MATERIAL, ITS PREPARATION AND USE
    • 水性涂​​料,其制备和使用
    • US20090270548A1
    • 2009-10-29
    • US12097374
    • 2006-12-13
    • Bernhard SteinmetzElke RohrMichaela EbertBerthold DeppischGerd Huckmann
    • Bernhard SteinmetzElke RohrMichaela EbertBerthold DeppischGerd Huckmann
    • C08L51/00C08L75/04C08L83/04C08L53/00
    • C08G18/0866C08G18/0823C08K5/05C09D5/024C09D7/20C09D175/04
    • Disclosed herein is an aqueous coating material comprising (A) at least one polyurethane which is ionically stabilized, nonionically stabilized, or a combination thereof, and which is saturated, unsaturated, grafted with olefinically unsaturated compounds, or a combination thereof, (B) at least one wetting agent or dispersant; and (C) at least one organic solvent selected from the group consisting of dimethyl sulfoxide, sulfolane, 2-methyl-1-butanol, 3-methyl-1-butanol, 2-methyl-1-pentanol, hexyl glycol, 1,6-hexanediol, diethylene glycol, triethylene glycol, glycerol, solutions of trimethylolpropane, solutions of pentaerythritol, solutions of sorbitol, reactive polyether polyols with a number-average molecular weight of 110 to 6000 daltons and a hydroxyl number of 25 to 1000 mg KOH/g, propylene glycol monobutyl ether, dipropylene glycol dimethyl ether, glycerol ethoxylate, ethyl 3-ethoxypropionate, gamma-butyrolactone, N-(2-hydroxyethyl)piperidine, N-methylmorpholine, N-(2-hydroxyethyl)morpholine, N-acetylmorpholine, N-cyclohexylpyrrolidone, N-octyl-2-pyrrolidone, and a combination thereof. Also disclosed is a process for preparing the foregoing aqueous coating material.
    • 本文公开了一种水性涂料,其包含(A)至少一种经离子稳定,非离子稳定化或其组合的聚氨酯,其是饱和的,不饱和的,与烯属不饱和化合物接触,或其组合,(B)在 至少一种润湿剂或分散剂; 和(C)至少一种选自二甲基亚砜,环丁砜,2-甲基-1-丁醇,3-甲基-1-丁醇,2-甲基-1-戊醇,己二醇,1,6 己二醇,二甘醇,三甘醇,甘油,三羟甲基丙烷溶液,季戊四醇溶液,山梨糖醇溶液,数均分子量为110〜6000道尔顿的反应性聚醚多元醇,羟值为25〜1000mg KOH / g ,丙二醇单丁醚,二丙二醇二甲醚,甘油乙氧基化物,3-乙氧基丙酸乙酯,γ-丁内酯,N-(2-羟乙基)哌啶,N-甲基吗啉,N-(2-羟乙基)吗啉,N-乙酰基吗啉,N 环己基吡咯烷酮,N-辛基-2-吡咯烷酮及其组合。 还公开了制备上述水性涂料的方法。