申请人:E I. du Pont de Nemours and Company
公开号:US06723799B2
公开(公告)日:2004-04-20
An acid-dyeable polymer composition comprising (a) polymer and (b) polymeric additive comprising repeating units having the formula:
or salts thereof, wherein A, B and Q, which may be the same or different, are selected from aliphatic or aromatic substituents provided that at least four carbon atoms separate any two nitrogen groups, R is an aliphatic or aromatic group, a is 1 to 5, and n is 3 to about 1,000. In addition, an acid-dyed composition prepared from the composition, a process of acid dyeing the composition and a process for preparing the composition.
一种可酸染聚合物组合物,包括(a)聚合物和(b)聚合物添加剂,其包含有重复单元的公式:或其盐,其中A,B和Q(可以相同或不同)选自脂肪族或芳香族取代基,但任何两个氮基之间至少有四个碳原子分隔,R是脂肪族或芳香族基团,a为1至5,n为3至约1,000。此外,还提供了由该组合物制备的酸染组合物、酸染该组合物的过程以及制备该组合物的过程。