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. 15, 1987
Filed:
Oct. 24, 1985
Applicant:
Inventors:
Walter J Bohrn, Lancaster, PA (US);
Robert D Lewis, Landisville, PA (US);
William A Moggio, Ocean City, NJ (US);
Assignee:
Armstrong World Industries, Inc., Lancaster, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ;
U.S. Cl.
CPC ...
8561 ; 8445 ; 8620 ; 8924 ; 8929 ;
Abstract
Gel particle dye liquors for imparting color to textiles are disclosed. The gel particles are prepared by mixing a first composition comprising a alginic acid or an alginic acid derivative with a second composition comprising a mixture of at least one monovalent chloride salt and at least one polyvalent metal salt. At least one of the compositions contains a dye resulting in the formation of a colored suspension of gel particles in water.