申请人:Solvay Specialty Polymers USA, LLC.
公开号:EP2592117A1
公开(公告)日:2013-05-15
An aromatic polyamide composition [composition (C)] comprising :
(i) an aromatic polyamide polymer [polyamide (A)] comprising recurring units derived from
- a carboxylic acid [acid component (AA)], comprising :
(a) at least one dicarboxylic acid or derivative thereof,
(b) optionally, at least one acid comprising only one reactive carboxylic acid group [acid (MA)], and
(c) adipic acid in an amount from 0 to 8 % moles, based on all the components of the acid component (AA),
- an amine [amine component (N)], comprising at least one diamine, and, optionally, at least one amine comprising only one reactive amine group [agent (MN)] ;
wherein in said polyamide (A) the number of amino end groups is equal to or in excess to the number of carboxyl end groups and wherein the number of amino end groups is equal to or less than 200 µeq/g and the number of carboxyl end groups is equal to or less than 100 µeq/g ;
(ii) at least one pigment selected from the group consisting of titanium dioxide (TiO2), zinc disulfide (ZnS2), zinc oxide (ZnO) and barium sulphate (BaSO4) [pigment (P)] ; and
(iii) optionally, at least one reinforcing filler [filler (F)], different from pigment (P).
一种芳香族聚酰胺组合物[组合物(C)],包括 :
(i) 一种芳香族聚酰胺聚合物[聚酰胺(A)],包含源自以下物质的循环单元
- 一种羧酸[酸组分(AA)],包括
(a) 至少一种二羧酸或其衍生物、
(b) 可选的至少一种只包含一个活性羧酸基团的酸[酸(MA)],以及
(c) 己二酸,相对于酸组分(AA)的所有成分,含量为 0 至 8%摩尔、
- 胺[胺组分 (N)],包括至少一个二胺,以及可选的至少一个仅包含一个活性胺基团的胺[剂 (MN)] ;
其中,在所述聚酰胺 (A) 中,氨基末端基团的数量等于或超过羧基末端基团的数量,氨基末端基团的数量等于或小于 200 µeq/g,羧基末端基团的数量等于或小于 100 µeq/g;
(ii) 至少一种选自二氧化钛 (TiO2)、二硫化锌 (ZnS2)、氧化锌 (ZnO) 和硫酸钡 (BaSO4) 组的颜料[颜料 (P)];以及
(iii) 可选的至少一种不同于颜料(P)的增强填料[填料(F)]。