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    • 2. 发明授权
    • Coating compounds, a process for their production and their use for the production of coatings
    • 涂料化合物,其生产工艺及其在涂料生产中的应用
    • US06319981B1
    • 2001-11-20
    • US08211698
    • 1994-04-13
    • Rolf DheinKnud ReuterLothar BäckerJoachim ProbstWerner KubitzaRainer Rettig
    • Rolf DheinKnud ReuterLothar BäckerJoachim ProbstWerner KubitzaRainer Rettig
    • C08K320
    • C08G18/706C08G18/0823C08G18/4063C08G18/4263C08G18/4288C08G18/7831
    • The present invention relates to coating compounds of which the binder consists essentially of a combination of a) a polyol component dissolved and/or dispersed in water or a water/solvent mixture, and b) a polyisocyanate component emulsified in the solution and/or dispersion of the polyol component with a viscosity at 23° C. of 50 to 10,000 mPa.s, in quantities corresponding to an equivalent ratio of isocyanate groups of component a) to alcoholic hydroxyl groups of component b) of 0.5:1 to 5:1, characterized in that component consists essentially of a1) a water-dilutable, hydroxyfunctional polycondensate resin free from urethane and sulfonate groups and having a molecular weight Mn above 500 or a2) a mixture of such a polycondensation resin with up to 100% by weight, based on the weight of the polycondensation resin, of at least one water-dilutable, hydroxyfunctional polymerization resin having a molecular weight Mn above 500. The present invention also relates to a process for the preparation of these coating compounds and to their use for the production of coatings.
    • 本发明涉及涂料化合物,其粘合剂基本上由以下组合组成:a)溶解和/或分散在水中的多元醇组分或水/溶剂混合物,和b)在溶液和/或分散体中乳化的多异氰酸酯组分 多元醇组分,其在23℃下的粘度为50至10,000mPa.s,其量对应于组分a)的异氰酸酯基团与组分b)的醇羟基的当量比为0.5:1至5:1,其特征在于 该组分基本上由以下组分组成:a)不含氨基甲酸酯基和磺酸酯基团并具有分子量Mn在500以上的水可稀释的羟基官能团的缩聚物树脂2)这种缩聚树脂与至多100重量%的混合物,基于重量 的缩聚树脂,其至少一种分子量Mn高于500的水可稀释的羟基官能聚合树脂。本发明还涉及制备方法 这些涂料化合物及其用于生产涂料的用途。
    • 3. 发明授权
    • Powder coating compositions and their use for coating heat-resistant
substrates
    • 粉末涂料组合物及其用于涂覆耐热基材的用途
    • US5852101A
    • 1998-12-22
    • US958227
    • 1997-10-27
    • Reinhard HalpaapChristian WamprechtHans-Joachim KreuderWolfgang SchultzManfred BockRainer Rettig
    • Reinhard HalpaapChristian WamprechtHans-Joachim KreuderWolfgang SchultzManfred BockRainer Rettig
    • C08G18/62C08G18/75C08G18/78C08G18/80C09D5/03C09D5/46C09D175/00C09D175/04C08J3/00C08F8/30C08K3/00C08L75/00
    • C08G18/8074C08G18/6229C08G18/6254C08G18/758C08G18/8016C08G2150/20Y10T428/31551
    • The present invention relates to a powder coating composition for the production of non-yellowing flexible coatings which is solid below 30.degree. C. and liquid above 120.degree. C. and contains a mixture of A) a polyisocyanate component which i) has a content of blocked isocyanate groups (expressed as NCO, molecular weight=42) of 3.0 to 14.0% by weight, ii) has a functionality, based on the blocked isocyanate groups, of 1.9 to 2.3 and iii) and contains at least one .epsilon.-caprolactam-blocked polyisocyanate based on the reaction product of 4,4'-diisocyanatodicyclohexyl methane with a polyol component having an average molecular weight of 90 to 400 and containing at least 50% by weight, based on the weight of the polyol component, of one or more (cyclo)aliphatic diols containing 4 to 12 carbon atoms, B) a polyol component containing at least one polyhydroxy polyacrylate having an OH number of 40 to 120 and C) an organotin catalyst for the reaction between hydroxyl groups and blocked isocyanate groups, wherein components A) and B) are present in quantities which correspond to an equivalent ratio of blocked polyisocyanate groups to hydroxyl groups of 0.5:1 to 1.2:1. The present invention also relates to the a heat-resistant substrate which is coated with this powder coating composition.
    • 本发明涉及一种粉末涂料组合物,用于生产低于30℃的固体和高于120℃的液体的非黄变柔性涂层,并且含有A)多异氰酸酯组分的混合物,i)多异氰酸酯组分的含量 封闭的异氰酸酯基团(表示为NCO,分子量= 42)为3.0至14.0重量%,ii)基于封端异氰酸酯基团的官能度为1.9至2.3和iii)并且包含至少一个ε-己内酰胺 - 封端的多异氰酸酯基于4,4'-二异氰酸二环己基甲烷与平均分子量为90至400的多元醇组分的反应产物和基于多元醇组分重量的至少50重量%的一种或多种 含有4至12个碳原子的(环)脂族二醇,B)含有至少一种羟值为40至120的多羟基聚丙烯酸酯的多元醇组分,C)用于羟基与封端异氰酸酯反应的有机锡催化剂 te基团,其中组分A)和B)以对应于封端多异氰酸酯基团与羟基的当量比为0.5:1至1.2:1的量存在。 本发明还涉及涂覆有该粉末涂料组合物的耐热基材。
    • 7. 发明授权
    • Process for coating heat resistant substrates with two component stoving
compositions
    • 用双组分烘干组合物涂覆耐热基材的方法
    • US5304400A
    • 1994-04-19
    • US821093
    • 1992-01-15
    • Rolf DheinKnud ReuterBurkhard KohlerRainer RettigLothar Backer
    • Rolf DheinKnud ReuterBurkhard KohlerRainer RettigLothar Backer
    • B05D3/02B05D5/00B05D7/02B05D7/06B05D7/14B05D7/24C08G18/08C08G18/62C08K5/29C09D5/02C09D133/02C09D133/04C09D133/06C09D175/04
    • C08G18/6254C08G18/0819C08K5/29
    • The present invention relates to a process for preparing a coated, heat resistant substrate byI) coating the substrate with a coating composition containinga) a solution or dispersion containinga1) 100 parts by weight of at least one hydroxyl-functional polyacrylate resin in dissolved or dispersed form, wherein the resin has a hydroxyl value of 15 to 200 mg KOH/G solid resin, an acid value of 5 to 250 mg KOH/G solid resin and a total content of chemically incorporated carboxylate and/or sulfonate groups of 8 to 450 milliequivalents per 100 g of solids,a2) 25 to 395 parts by weight of water anda3) 5 to 125 parts by weight of at least one organic solvent having a boiling point or boiling range at 1013 mbar of 100 to 300.degree. C. andb) at least one organic polyisocyanate in a quantity corresponding to an equivalent ratio of isocyanate groups of component b) to isocyanate-reactive groups of component a1) of 0.7:1 to 3:1, andII) curing the coating composition at a temperature of 40 toThe present invention is also directed to the coated substrates obtained by this process.
    • 本发明涉及一种制备涂层耐热基材的方法,其方法是用涂料组合物涂覆基材,所述涂料组合物含有:a)含有a1)100重量份的至少一种羟基官能的聚丙烯酸酯树脂溶解的溶液或分散体 或分散形式,其中所述树脂的羟值为15-200mg KOH / G固体树脂,酸值为5至250mg KOH / G固体树脂,并且化学掺入的羧酸盐和/或磺酸盐基团的总含量为8 每100g固体为450毫当量,a2)25至395重量份的水和a3)5至125重量份的至少一种沸点或沸点范围为1013毫巴的有机溶剂为100至300摄氏度 和b)至少一种有机多异氰酸酯,其量对应于组分b)的异氰酸酯基团与组分a1)的异氰酸酯反应性基团的当量比为0.7:1至3:1,和II)使涂料组合物固化 温度为40℃ 本发明还涉及通过该方法获得的涂布基材。