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    • 8. 发明申请
    • STABILIZER COMPOSITIONS FOR HALOGENATED POLYMERS WITH IMPROVED INITIAL COLOR AND IMPROVED COLOR MAINTENANCE
    • 具有改进的初始颜色的改性聚合物的稳定剂组合物和改进的颜色维护
    • US20090048374A1
    • 2009-02-19
    • US12209447
    • 2008-09-12
    • Stefan FokkenFrank ReichwaldMarkus Willems
    • Stefan FokkenFrank ReichwaldMarkus Willems
    • C09K15/16C08K5/3437C08K5/31C08K5/28C09K15/32
    • C08K5/0008C08K5/26
    • A stabilizer composition for halogenated polymers includes at least one compound from group A) and at least one compound from group B), group A) being composed of semicarbazides, carbazides, carbazones, and carbodiazones, and their salts, and group B) of guanidines and melamines, superacids and salts of superacids, epoxy and glycidyl compounds, 1,3-dicarbonyl compounds, polyols, sterically hindered amines, hydrotalcites, zeolites, and alkali metal aluminocarbonates, hydrocalumites, metal hydroxides, metal oxides, metal hydrogen carbonates, and metal carbonates, metal soaps, organotin compounds, organic phosphite esters, amino alcohols and hydroxyl-containing isocyanurates, α,β-unsaturated β-aminocarbonyl compounds, aminouracil compounds and aminothiouracil compounds, and compounds having at least one mercapto-functional, sp2-hybridized C atom. Polymers stabilized in accordance with the invention are notable in particular for improved initial color and also for improved color maintenance.
    • 用于卤化聚合物的稳定剂组合物包括至少一种A)化合物和至少一种B)的化合物,A)组由氨基脲,卡巴肼,卡巴肼和碳二氮烷及其盐组成,组B)的胍 和超级酸,环氧和缩水甘油基化合物的三聚氰胺,超强酸和盐,1,3-二羰基化合物,多元醇,空间位阻胺,水滑石,沸石和碱金属铝碳酸盐,氢钙钙石,金属氢氧化物,金属氧化物,金属碳酸氢盐和金属 碳酸盐,金属皂,有机锡化合物,有机亚磷酸酯,氨基醇和含羟基异氰脲酸酯,α,β-不饱和β-氨基羰基化合物,氨基尿嘧啶化合物和氨基硫脲嘧啶化合物,以及具有至少一个巯基官能的sp2杂化C 原子。 根据本发明稳定的聚合物尤其值得注意的是改善初始颜色并且还用于改进颜色维持。