Flame Retardant Polyamide Resin Composition and Molded Article Comprising the Same
申请人:Cheil Industries Inc.
公开号:US20140187691A1
公开(公告)日:2014-07-03
A flame retardant includes a polymer including a unit represented by Formula 1:
wherein A and B are each independently a single bond, C
1
to C
5
alkylene, C
1
to C
5
alkylidene, C
5
to C
6
cycloalkylidene, —S— or —SO
2
—, provided that A and B are different from each other; R
1
and R
4
are each independently substituted or unsubstituted C
1
to C
6
alkyl, substituted or unsubstituted C
6
to C
20
aryl, or substituted or unsubstituted C
6
to C
20
aryloxy; R
2
, R
3
, R
5
and R
6
are each independently substituted or unsubstituted C
1
to C
6
alkyl, substituted or unsubstituted C
3
to C
6
cycloalkyl, substituted or unsubstituted C
6
to C
12
aryl, or halogen; a, b, c and d are each independently an integer from 0 to 4; m is an integer from 0 to 500; and n is an integer from 1 to 500. The flame retardant polyamide resin composition can have excellent flame retardancy and can maintain crystallinity.