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:
Feb. 14, 1995
Filed:
Nov. 23, 1992
Applicant:
Inventor:
Ulrich Buhler, Alzenau, DE;
Assignee:
Hoechst Mitsubishi Kasei Co., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P / ; D06P / ;
U.S. Cl.
CPC ...
8495 ; 8639 ; 8662 ;
Abstract
The present invention relates to a process for the preparation of highly thermomigration-resistant dyeings on fiber materials composed entirely or in part of polyester, in which the fiber materials, after dyeing, are subjected to a heat treatment, characterized in that dyeing is carried out with one or more dyes of the general formula I ##STR1## in which R.sup.1 and R.sup.2 independently of one another, are methyl and ethyl.
Buhler, Ulrich. (1995). Process for the preparation of thermomigration-resistant dyeings (U.S. Patent No. 5389109). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5389109
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile