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    • 1. 发明申请
    • Chlorine free and reduced chlorine content polymer and resin compositions for adhesion to plastics
    • 无氯和还原氯含量的聚合物和树脂组合物用于粘合塑料
    • US20070123649A1
    • 2007-05-31
    • US11699159
    • 2007-01-29
    • Michael JacksonFrank StubbsJoseph MecozziDean SmithHans NeubeckDavid RybarczykKevin SmithRene Hoffman
    • Michael JacksonFrank StubbsJoseph MecozziDean SmithHans NeubeckDavid RybarczykKevin SmithRene Hoffman
    • C08L51/00
    • C09D151/06C08F255/00C08F255/02C08L25/04C08L33/00C08L33/066C08L33/08C08L51/06C08L63/00C08L67/00C08L75/00C08L77/00C08L2666/02C09D133/066C09D133/08C09J151/06
    • The present invention provides a composition comprising one or more than one isotactic, modified polypropylene (MPP) or polypropylene-α-olefin copolymer (MPP copolymer) and one or more than one polymer or resin, wherein said MPP or MPP copolymer is modified with one or more than one carboxyl or anhydride, preferably maleic acid or anhydride, or with one or more than one epoxy or hydroxyl group. Alternatively, the present invention provides a composition comprising an adduct which is the reaction product of one or more than one isotactic, modified polypropylene (MPP) or isotactic, modified polypropylene-α-olefin copolymer (MPP copolymer) with one or more than one carboxyl, anhydride, epoxy or hydroxyl functional reactant, polymer or resin. The composition may be used to make aqueous or solvent borne compositions for making primers, coatings, powder coatings, films, laminates, moldings and shaped-articles having good adhesion to thermoplastic polyolefins (TPO) or polyolefin, while partly or wholly avoiding use of environmentally harmful chlorinated polyolefin (CPO) additives. The isotactic MPP or MPP copolymer preferably has one or two terminal carboxyl, anhydride, epoxy or hydroxyl group. More preferably, the isotactic MPP or MPP copolymer has a low molecular weight and a melting point of from 70 to 145° C., preferably 80 to 105° C. for MPP copolymer and preferably 105 to 120° C. for an MPP homopolymer, and provides excellent penetration into TPO or polyolefin substrates.
    • 本发明提供了包含一种或多种全同立构改性聚丙烯(MPP)或聚丙烯-α-烯烃共聚物(MPP共聚物)和一种或多种聚合物或树脂的组合物,其中所述MPP或MPP共聚物用一种 或多于一个羧基或酸酐,优选马来酸或酸酐,或与一个或多于一个环氧基或羟基。 或者,本发明提供一种组合物,其包含加合物,其为一种或多于一种全同立构改性聚丙烯(MPP)或全同立构改性聚丙烯-α-烯烃共聚物(MPP共聚物)与一种或多于一种羧基的反应产物 ,酸酐,环氧或羟基官能反应物,聚合物或树脂。 该组合物可用于制备具有与热塑性聚烯烃(TPO)或聚烯烃具有良好粘附性的底漆,涂料,粉末涂料,薄膜,层压材料,模塑制品和成型制品的水性或溶剂型组合物,同时部分或完全避免使用环境 有害氯化聚烯烃(CPO)添加剂。 全同立构MPP或MPP共聚物优选具有一个或两个末端羧基,酸酐,环氧基或羟基。 更优选地,全同立构MPP或MPP共聚物对于MPP共聚物具有低分子量和70〜145℃,优选80〜105℃的熔点,优选MPP均聚物为105〜120℃, 并提供优异的渗透TPO或聚烯烃基材。