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:
Jul. 18, 1978
Filed:
Feb. 24, 1976
Applicant:
Inventors:
Helmut Beutler, Kerlkheim, Taunus, DE;
Friedrich Engelhardt, Frankfurt am Main, DE;
Karl Hintermeier, Frankfurt am Main, DE;
Joachim Ribka, Offenbach am Main, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P / ;
U.S. Cl.
CPC ...
8173 ; 8168 / ; 528272 ; 560 84 ; 560 85 ; 560 89 ; 560 91 ;
Abstract
Process for the even dyeing of synthetic fiber materials and mixtures thereof with natural fibers with water-insoluble disperse dyes according to the exhaustion method, which comprises adding to the dyebath as levelling agents linear water-soluble, or dispersible polyesters containing sulfo groups.