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:
Jun. 01, 1976
Filed:
Aug. 22, 1974
Applicant:
Inventors:
Donald J Daigle, New Orleans, LA (US);
Armand B Pepperman, Jr, Metairie, LA (US);
Sidney L Vail, River Ridge, LA (US);
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09K / ;
U.S. Cl.
CPC ...
427390 ; 252-81 ; 2606 / ; 2606 / ; 260D / ; 427392 ; 428272 ; 428276 ; 428277 ; 428280 ; 428921 ;
Abstract
Phosphorus- and nitrogen-containing polymers, solubilized by hydroxymethylphosphonium salts and formaldehyde, were allowed to react with phenol, alkyl substituted phenols, or halogen substituted phenols which contain one or more hydrogens ortho or para to the phenolic hydroxyl group to (a) prepare flame-resistant polymers and (b) prepare flame-, glow-, wrinkle-, and shrink-resistant woven and knit textiles which contain 25% or more cellulosic fibers.