申请人:NISSAN CHEMICAL INDUSTRIES, LTD.
公开号:US20190010306A1
公开(公告)日:2019-01-10
There is provided a polyamide resin composition including a crystal nucleating agent that is suitable for promotion of crystallization of a polyamide resin and does not cause coloring of the resin, the polyamide resin composition having the crystallization rate higher than that of the polyamide resin and capable of improving the higher molding processability and heat resistance. A polyamide resin composition including a polyamide resin and a crystal nucleating agent containing a carboxylic acid derivative of formula [1]:
B
1
-L
1
-A-L
2
-B
2
[1]
wherein A is a C
1-6
alkylene group optionally having a substituent or a C
6-10
divalent aromatic group optionally having a substituent, B
1
and B
2
are each independently a C
3-6
cycloalkyl group optionally having a substituent or a C
6-10
aromatic group optionally having a substituent, and L
1
and L
2
are each independently —C(═O)NR
1
— or —C(═O)O—.