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    • 6. 发明授权
    • Aqueous cross-linking compositions and methods
    • 水性交联组合物和方法
    • US09040617B2
    • 2015-05-26
    • US13762616
    • 2013-02-08
    • Columbia Insurance Company
    • Yong YangJohanna L. Garcia de VisicaroRobert SheerinSteve MinassianGlenn Cooper
    • C09D131/04C09D133/26C09D133/08
    • C09D133/26C08F220/12C08L2201/54C09D133/068C09D133/08C09D143/02C09D131/04C08K5/25
    • Water-borne cross-linking polymeric compositions and related embodiments, such as methods of making and using the compositions, as well as products formed with said compositions are described. The water-borne composition may comprise one or more polymers formulated from one or more monomers of which at least one is a monomer that yields acetaldehyde as a hydrolysis product, and incorporating cross-linking functionality such as, but not limited to, carbonyl or epoxy functionality, and a blocked cross-linking agent, for example, a hydrazone. Neither the cross-linking functionality nor the acetaldehyde reacts with the blocked cross-linking agent; however, the blocked cross-linking agent is capable of conversion to an alternative form cross-linking agent such as, but not limited to, a hydrazide, to yield a cross-linked polymer. The alternative form cross-linking agent may be formed in an equilibrium reaction including the blocked cross-linking agent.
    • 描述了水性交联聚合物组合物和相关实施方案,例如制备和使用组合物的方法,以及与所述组合物形成的产品。 水性组合物可以包含由一种或多种单体配制的一种或多种聚合物,其中至少一种是产生乙醛作为水解产物的单体,并且结合交联官能团,例如但不限于羰基或环氧基 功能性和封闭的交联剂,例如腙。 交联官能团和乙醛都不会与封端的交联剂反应; 然而,封端的交联剂能够转化成交替形式的交联剂,例如但不限于酰肼,以产生交联聚合物。 交替形成的交联剂可以在包括封端交联剂的平衡反应中形成。