Polyurethane foam composition with excellent flame retardancy, polyurethane foam containing same, and automotive interior material
AssigneesHyundai Motor Company, Kia Corporation, Chin Yang Co., Ltd.
InventorsByung Guk Lim, Young Tae Cho, Won Suck Choi, Sung Yoon Lee
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Abstract
Provided are a polyurethane foam composition with excellent flame retardancy, a polyurethane foam containing the same, and an automotive internal material. Specifically, the polyurethane foam composition, according to an exemplary embodiment of the present disclosure, contains: 50 to 70 wt % of a polyol mixture containing a polyol, a phosphorus-based flame retardant containing hydroxyl groups (—OH) at both terminals, a carbon-based flame retardant, a foaming agent, and an additive; and 30 to 50 wt % of an isocyanate.
Claims14
A polyurethane foam composition comprising:
- 50 to 70 wt % of a polyol mixture comprising:
- a polyol,
- a phosphorus-based flame retardant comprising hydroxyl groups (—OH) at both terminals,
- a carbon-based flame retardant,
- a foaming agent, and
- an additive;
- and
- 30 to 50 wt % of an isocyanate.
5 to 5 wt % of the foaming agent;
- and
- 1 to 2 wt % of the additive, with respect to a total weight of the polyol mixture.
Dependencies are inferred from the claim text.