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    • 7. 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。