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    • 2. 发明授权
    • Carbamate functional polymers and oligomers
    • 氨基甲酸酯官能聚合物和低聚物
    • US06710138B2
    • 2004-03-23
    • US10342897
    • 2003-01-15
    • Walter H OhrbomJohn W. Rehfuss
    • Walter H OhrbomJohn W. Rehfuss
    • C08F830
    • C08G18/285C09D201/025
    • The instant invention provides carbamate functional polymers and/or oligomers and coating compositions containing such which have improved levels of nonvolatile solids yet demonstrate good sprayability and etch resistance. The carbamate functional polymers and/or oligomers of the invention comprise the polymerization reaction product of (a) a polymer or oligomer comprising a plurality of functional groups reactive with an active hydrogen group, and (b) a monomeric compound of the formula: wherein at least one of Y and Z is an active hydrogen containing group and the other is a primary carbamate group, and R is of the formula: —(L)n—R′ wherein L is a linking group of one or more carbons containing heteratoms selected from the group consisting of O, N, and mixtures thereof, R′ is an alkyl group free of heteratoms and selected from the group consisting of branched alkyl groups having from 5 to 30 carbons, straight chain alkyl groups of more than 2 carbons, and mixtures thereof, and n is a number from 0 to 1.
    • 本发明提供了含有这样的氨基甲酸酯官能聚合物和/或低聚物和涂料组合物,其具有改进的非挥发性固体含量,但表现出良好的喷涂性和耐蚀刻性。 本发明的氨基甲酸酯官能聚合物和/或低聚物包含(a)包含多个与活性氢基团反应的官能团的聚合物或低聚物的聚合反应产物,和(b)下式的单体化合物:其中在 Y和Z中的至少一个是含氢活性基团,另一个是伯氨基甲酸酯基,R是下式的化合物: - (L)nR'其中L是一个或多个含有杂原子的碳的连接基团,选自 由O,N及其混合物组成的基团,R'是不含杂原子的烷基,选自碳原子数5〜30的支链烷基,碳原子数2以上的直链烷基及其混合物 ,n为0〜1的数。
    • 3. 发明授权
    • Powder slurry compositions with solid particulate carbamate resin component dispersed in liquid aminoplast resin carrier
    • 具有固体颗粒状氨基甲酸酯树脂组分的粉末浆料组合物分散在液体氨基塑料树脂载体中
    • US06391969B1
    • 2002-05-21
    • US09633513
    • 2000-08-07
    • Paul J. HarrisWalter H. OhrbomJohn W. Rehfuss
    • Paul J. HarrisWalter H. OhrbomJohn W. Rehfuss
    • C08K507
    • C09D201/06C08L2666/14
    • The invention provides a powder slurry composition comprising a first solid particulate component (a) dispersed in a crosslinking component (b) having at least one crosslinking resin which is liquid at 20° C. First component (a) is in solid particulate form having an average particle size of from 3 to 30 microns. Component (a) has a compound (i) having a Tg>40° C. and at least one carbamate or urea functional group, or a group convertible to a carbamate or urea group appended thereto. Crosslinking component (b) has at least one crosslinking resin (i) which is liquid at 20° C. Most preferably, crosslinking component (b) will further include a self-crosslinking aminoplast resin (ii) having at least two aminoplast groups and at least two groups which are nonreactive with solid particulate first component (a) but which are reactive with said aminoplast groups. The powder slurry composition of the invention has a VOC of less than 1.0 lbs./gal and provides performance and application improvements over the prior art.
    • 本发明提供一种粉末浆料组合物,其包含分散在具有至少一种在20℃下为液体的交联树脂的交联组分(b)中的第一固体颗粒组分(a)。第一组分(a)为固体颗粒形式,其具有 平均粒径为3至30微米。 组分(a)具有Tg> 40℃的化合物(i)和至少一个氨基甲酸酯或脲官能团,或可转化成氨基甲酸酯或脲基团的基团。 交联组分(b)具有至少一种在20℃下为液体的交联树脂(i)。最优选地,交联组分(b)还包括具有至少两个氨基塑料基团的自交联氨基塑料树脂(ⅱ) 至少两个与固体颗粒第一组分(a)反应但与所述氨基塑料基团反应的基团。 本发明的粉末浆料组合物具有小于1.0lbs./gal的VOC,并且相对于现有技术提供了性能和应用改进。