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:
Mar. 03, 1981
Filed:
Apr. 25, 1979
Applicant:
Inventor:
Vincent W Bannigan, Jr, Pottstown, PA (US);
Assignee:
Crompton & Knowles Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ;
U.S. Cl.
CPC ...
8624 ; 8442 ;
Abstract
The specification is directed to a method for enhancing the light fastness of dyed and undyed nylon textile fibers and to the treated fibers produced thereby. The beneficial effect is obtained by applying at least 3 parts per million colloidal phosphate to the fiber by exhaustion from an aqueous medium; the treatment being effected either before dyeing, simultaneously with or after the dye has been applied to the fiber.