Patent ID: 9087628
Filing Date: 2015-07-21
Classification: C08G,C08J,C08L,D01F,H01B,Y10T

Abstract:
1. A carbon black-containing polyamide masterbatch composition, comprising a polyamide compounded with an admixture of carbon black and a water-soluble polyamide, wherein the water-soluble polyamide is a copolymer of caprolactam, ethylene glycol bis(2-aminoethyl)ether or ethylene glycol bis(3-aminopropyl)ether, and 5-sulfoisophthalic acid monosodium salt, wherein the molar ratio of caprolactam: ethylene glycol bis(2-aminoethyl)ether or ethylene glycol bis(3-aminopropyl)ether: 5-sulfoisophthalic acid monosodium salt is about 0:1:1 to about 5:1:1.