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    • 14. 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。
    • 15. 发明授权
    • Additive for coating compositions for adhesion to TPO substrates
    • 用于粘附到TPO基材上的涂料组合物的添加剂
    • US06300414B1
    • 2001-10-09
    • US09143156
    • 1998-08-28
    • John D. McGeeDaniel BlickberndtCraig SchangWalter H. OhrbomKeri Krueger
    • John D. McGeeDaniel BlickberndtCraig SchangWalter H. OhrbomKeri Krueger
    • C08L6702
    • C08L71/02C08G63/00C08L53/005C09D5/002C09D7/65C09D201/00Y10T428/31909Y10T428/31913Y10T428/31917C08L2666/04C08L2666/24
    • The present invention provides an olefin-based block copolymer that has an olefin block that is substantially saturated and at least one (poly)ester or (poly)ether block. The olefin-based block copolymer of the invention can be prepared by reacting a liquid hydroxyl-functional, saturated or substantially saturated olefin polymer with a chain-extension reagent that is reactive with hydroxyl groups and will polymerize in a head-to-tail arrangement of monomer units. The olefin-based block copolymer of the invention can be used to prepare an adhesion promoter that provides excellent adhesion of subsequent coating layers to olefinic substrates like TPO and superior properties as compared to previously used adhesion promoters containing chlorinated polyolefins. Alternatively, the olefin-based copolymers of the invention can be used as an additive in a curable coating composition to provide excellent adhesion to olefinic substrates like TPO, even when used in very minor amounts compared to the amounts required for previously known agents.
    • 本发明提供一种具有基本上饱和的烯烃嵌段和至少一种(多)酯或(聚)醚嵌段的烯烃基嵌段共聚物。 本发明的烯烃基嵌段共聚物可以通过使液体羟基官能的饱和或基本上饱和的烯烃聚合物与与羟基反应的链延长试剂反应来制备,并且将以头 - 尾排列的方式聚合 单体单元。 与先前使用的含有氯化聚烯烃的粘合促进剂相比,本发明的烯烃基嵌段共聚物可用于制备粘合促进剂,其对随后的涂层提供与TPO等烯烃基材的优异粘附性和优异的性能。 或者,本发明的烯烃基共聚物可用作可固化涂料组合物中的添加剂,以提供与诸如TPO的烯烃基材的优异粘合性,即使以与先前已知的试剂所需量相比非常小的量使用。