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US 10,471,925 B2Granted
Coated airbag, method for making the same, and airbag module comprising the coated airbag
AssigneeMilliken & Company
InventorsRamesh Keshavaraj, Michael D. Hurst
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Abstract
An airbag comprises a textile substrate and a coating on at least a portion of the surface of the textile substrate. The coating comprises a polyurethane polymer and a phosphorous compound. The phosphorous compound can be selected from the group consisting of esters of phosphoric acid, esters of phosphonic acid, esters of phosphinic acid, and mixtures thereof. An airbag module comprises the above-described airbag, a gas generator, and a cover at least partially enclosing the airbag and gas generator.
Claims9
A method for producing an airbag, the method comprising the step of:
- (a) providing a textile substrate, the textile substrate having at least one surface;
- (b) providing a coating composition, the coating composition comprising:
- (i) a liquid medium;
- (ii) a polyurethane polymer;
- and
- (iii) a phosphorous compound of Formula (I) below
- wherein R1 is —O—R4 and R4 is an aryl group;
- R2 is —O—R5 and R5 is an aryl group;
- R3 is a group of Formula (II) below:
- and R6 is an arylene group;
- (c) applying the coating composition to at least a portion of the surface of the textile substrate;
- and R6 is an arylene group;
- and
- (d) drying the textile substrate to produce a coating on at least a portion of the surface of the textile substrate.
11 more elements
Dependencies are inferred from the claim text.