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.
Patent No.:
Date of Patent:
Aug. 04, 1992
Filed:
Sep. 21, 1990
Applicant:
Inventors:
Robert Cole, Dudley, GB;
Geoffrey Hand, Halesowen, GB;
Assignee:
Albright & Wilson Limited, Warley, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ; D06M / ; D06M / ;
U.S. Cl.
CPC ...
81271 ; 81161 ; 8184 ; 8185 ; 8195 ;
Abstract
Flame retardant cellulosic fabrics having reduced shrinkage are obtained by treatment of fabric with a tetrakis hydroxymethyl phosphonium compound or condensate and then curing with ammonia, followed by treatment involving reaction of the fabric with a non self-condensing methylolamide under aqueous acid conditions.