The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 23, 2004

Filed:

Feb. 13, 2002
Applicant:
Inventors:

Stephen James, Barry, GB;

David Lawson, Cardiff, GB;

Melanie Van Der Veen, Cardiff, GB;

Assignee:

Dow Corning Limited, Barry, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 2/520 ; B05D 3/02 ; C08L 8/304 ; C08L 8/305 ; C08L 8/307 ;
U.S. Cl.
CPC ...
B32B 2/520 ; B05D 3/02 ; C08L 8/304 ; C08L 8/305 ; C08L 8/307 ;
Abstract

An elastomer-forming coating composition for textile fabrics comprises a first, second and third organopolysiloxane having aliphatically unsaturated substituents, an organosilicon crosslinker having at least 3 silicon-bonded hydrogen atoms, a catalyst and a reinforcing filler. First and second organopolysiloxanes have only terminal aliphatically unsaturated substituents, first having a viscosity at 25° C. of from 50 to 650 mm /s, second a viscosity at 25° C. of at least 10,000 mm /s and third organopolysiloxane has aliphatically unsaturated substituents at terminal siloxane units and on siloxane units in the siloxane polymer chain. Coated textile fabrics and a process for making them is also claimed. Coated fabrics are especially useful in applications where they form a barrier between areas of differing pressures, e.g. airbags. Resulting coatings combine very good tear strength and elongation at break values.


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