Patent ID: 11926702
Assignee: LG CHEM, LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 0:
1. A polyamide block copolymer, comprising
A) an amide bond by an aromatic diamino group and a benzene-dicarbonyl group, and
B)
b1) a first polyamide segment, wherein a ratio of a benzene-1,3-dicarbonyl group to a total of the benzene-1,3-dicarbonyl group and a benzene-1,4-dicarbonyl group is 2 mol % to 20 mol %, and
b2) a second polyamide segment, wherein a ratio of the benzene-1,3-dicarbonyl group to a total of the benzene-1,3-dicarbonyl group and the benzene-1,4-dicarbonyl group is more than 20 mol % and 40 mol % or less,
C) wherein a molar ratio of the first polyamide segment to the second polyamide segment is 1:0.5 to 1:10.