公开(公告)号：US5135967A

公开(公告)日：1992-08-04

申请号：US593505

申请日：1990-10-04

申请人： Gerd Aumann ,  Gerd Klatte ,  Hans-Juergen Korte

发明人： Gerd Aumann ,  Gerd Klatte ,  Hans-Juergen Korte

IPC分类号： B62D25/20 ,  C08K9/04 ,  C09D127/06 ,  C09D151/00

CPC分类号： C09D151/003 ,  B62D25/2072 ,  C08K9/04 ,  C09D127/06

摘要： The present invention relates to an underseal composition for motor vehicles, comprising a finely divided vinyl chloride homopolymer, copolymer, terpolymer or graft polymer, a plasticizer, a stabilizer, and a filler comprising calcium carbonate particles, wherein at least a part of said filler is provided with a surface coating formed by a surface treatment agent which comprises at least one saturated or unsaturated carboxylic acid, fatty acid or substituted fatty acid, said carboxylic acid or fatty acid having from 2 to 32 carbon atoms and containing at least one polar group in addition to at least one --COOH group, or a salt of said carboxylic acid or fatty acid. The underseal composition has improved rheological properties.

摘要翻译： 本发明涉及一种用于机动车辆的下部组合物，其包含细碎的氯乙烯均聚物，共聚物，三元共聚物或接枝聚合物，增塑剂，稳定剂和包含碳酸钙颗粒的填料，其中至少部分所述填料为 其具有由表面处理剂形成的表面涂层，所述表面处理剂包含至少一种饱和或不饱和羧酸，脂肪酸或取代的脂肪酸，所述羧酸或具有2至32个碳原子的脂肪酸并含有至少一个极性基团 加至至少一个-COOH基团，或所述羧酸或脂肪酸的盐。 下层组合物具有改善的流变性能。