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    • 21. 发明授权
    • Blocked isocyanate-based compounds and compositions containing the same
    • 封闭的异氰酸酯基化合物和含有它们的组合物
    • US06288199B1
    • 2001-09-11
    • US09431787
    • 1999-11-02
    • Ronald R. AmbroseWilliam H. Retsch, Jr.Anthony M. Chasser
    • Ronald R. AmbroseWilliam H. Retsch, Jr.Anthony M. Chasser
    • C08G1881
    • C09D175/04C08G18/4661C08G18/6216C08G18/792C08G18/8016C08G18/8067C08G2150/20
    • The invention provides novel isocyanate-based compounds. Such novel compounds can be used in essentially all applications where conventional isocyanate-based compounds are employed. In other words, the novel isocyanate-based compounds can be used in the making of liquid and powder coating compositions, adhesives, rigid and moldable plastics and foams. The isocyanate-based compounds of the present invention include a polyfunctional isocyanate compound which is at least partially blocked with at least one of the following: a polyhydroxy aromatic compound, or a mixture of a polyhydroxy aromatic compound and a hydroxy-functional ester compound. The present invention further provides compositions which include the aforementioned novel isocyanate-based compound as a component. These compositions can be in the form of liquid coating compositions, powder coating compositions, powder slurry coating compositions, plastic compositions, adhesive compositions, or polymeric foam compositions.
    • 本发明提供了新颖的基于异氰酸酯的化合物。 这些新型化合物可用于基本上所有使用常规的异氰酸酯基化合物的应用。 换句话说,新的异氰酸酯基化合物可用于制备液体和粉末涂料组合物,粘合剂,刚性和可模塑的塑料和泡沫。 本发明的异氰酸酯类化合物包括多官能异氰酸酯化合物,其至少部分被至少一种以下的一种阻塞:多羟基芳族化合物或多羟基芳族化合物和羟基官能酯化合物的混合物。 本发明还提供了包含上述新型异氰酸酯基化合物作为组分的组合物。 这些组合物可以是液体涂料组合物,粉末涂料组合物,粉末浆料涂料组合物,塑料组合物,粘合剂组合物或聚合物泡沫组合物的形式。
    • 22. 发明授权
    • Stabilized radiation curable compositions based on unsaturated ester and
vinyl ether compounds
    • 基于不饱和酯和乙烯基醚化合物的稳定的可辐射固化组合物
    • US5942556A
    • 1999-08-24
    • US757271
    • 1996-11-27
    • Charles B. FriedlanderRonald R. AmbroseDavid A. DiehlAlan B. WeissbergCarolyn A. Novak
    • Charles B. FriedlanderRonald R. AmbroseDavid A. DiehlAlan B. WeissbergCarolyn A. Novak
    • C08F2/50C08K5/06C08L67/06C09D175/06C08K5/524C08L67/07
    • C08L67/06C08K5/06C09D175/06
    • Disclosed is a radiation curable composition which includes: (a) an unsaturated ester compound, and (b) a pulverizable vinyl ether compound. The unsaturated ester compound is characterized as having a plurality of unsaturated ester groups per molecule. The pulverizable vinyl ether compound is characterized as including at least one of the following: (a) a compound having an average of greater than 1.0 reactive vinyl ether groups per molecule, and (b) a vinyl ether-containing group bonded to the unsaturated ester compound such that there is an average of at least 1.0 reactive vinyl ether group per molecule. The unsaturated ester compound, the vinyl ether compound and/or a mixture thereof is treated with a reducing agent so as to decompose destabilizing agents present therein that would initiate premature polymerization of the vinyl ether compound. Accordingly, in the stabilized radiation curable coating compositions of this invention, polymerization of the vinyl ether compound is substantially avoided until blended with the unsaturated ester compound and exposed to radiation.
    • 公开了一种可辐射固化组合物,其包括:(a)不饱和酯化合物和(b)可粉化的乙烯基醚化合物。 不饱和酯化合物的特征在于每分子具有多个不饱和酯基。 可粉碎的乙烯基醚化合物的特征在于包括以下至少一种:(a)每分子平均具有大于1.0个反应性乙烯基醚基团的化合物,和(b)与不饱和酯键合的含乙烯基醚基团 化合物,使得每个分子平均具有至少1.0个反应性乙烯基醚基团。 用还原剂处理不饱和酯化合物,乙烯基醚化合物和/或它们的混合物,以分解其中存在乙烯基醚化合物过早聚合的不稳定剂。 因此,在本发明的稳定的可辐射固化涂料组合物中,基本上避免了乙烯基醚化合物的聚合,直到与不饱和酯化合物共混并暴露于辐射。