Patent ID: 8039534
Filing Date: 2011-10-18
Classification: D06M

Abstract:
1. A flame-retarder agent for a polyester-based fiber comprising, as flame-retarder components: triphenylphosphine oxide (A) represented by the following formula (1):  and in formula (2), R 1 to R 6 are the same or different, and each represent one selected from the group consisting of a hydrogen atom and an alkyl group having 1 to 4 carbon atoms, the bismaleimide-based compound (B2) being represented by the following general formula (3): in formula (3), R 7 represents an arylene group having 6 to 20 carbon atoms, wherein a ratio (A:B) by mass of the triphenylphosphine oxide (A) to the compound (b) is 1:0.05 to 1:0.8.