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:
Dec. 29, 1992
Filed:
Sep. 13, 1990
Applicant:
Inventors:
Phillip H Riggins, Greensboro, NC (US);
Barbara J Cates, Greensboro, NC (US);
Assignee:
Burlington Industries, Greensboro, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ; D06P / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
8490 ; 8572 ; 81301 ; 8925 ; 428272 ; 428920 ;
Abstract
Aramid and aramid-blend fabrics are dyed or flame-retardant treated or both dyed and flame-retardant treated using conventional heat dyeing equipment. Octylpyrrolidones, tributyl phosphine oxide and mixtures of N-cyclohexyl-2-pyrrolidone with available dye carriers are used as diffusion-promoting agents for dyes, flame retardant agents or both. Odor-free, flame resistant, colored or colored and highly flame resistant products result.
Riggins, Phillip. (1992). Exhaust process for dyeing and/or improving the flame resistance of (U.S. Patent No. 5174790). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5174790
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile