Flame-retardant urethane resin composition

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United States of America Patent

PATENT NO 11958931
APP PUB NO 20200255576A1
SERIAL NO

16860778

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Abstract

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A flame-retardant urethane resin composition comprises a polyisocyanate compound, a polyol compound, a trimerization catalyst, a foaming agent, a foam stabilizer, and an additive, in which the trimerization catalyst is at least one selected from the group consisting of a nitrogen-containing aromatic compound, a carboxylic acid alkali metal salt, a tertiary ammonium salt, and a quaternary ammonium salt, and the additive comprises red phosphorus and at least one selected from the group consisting of a phosphoric acid ester, a phosphate-containing flame retardant, a bromine-containing flame retardant, a boron-containing flame retardant, an antimony-containing flame retardant, and a metal hydroxide.

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Patent Owner(s)

Patent OwnerAddress
SEKISUI CHEMICAL CO LTD4-4 NISHITEMMA 2-CHOME KITA-KU OSAKA-SHI OSAKA 5300047

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Makida, Taichi Saitama, JP 2 12
Okada, Yousuke Saitama, JP 8 50
Ushimi, Takehiko Saitama, JP 7 18
Yoshitake, Toshitaka Saitama, JP 6 26

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