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:
Nov. 23, 1982
Filed:
Jun. 18, 1981
Applicant:
Inventor:
Wolfgang Mehl, Geneva, CH;
Assignee:
Ciba-Geigy AG, Basel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P / ;
U.S. Cl.
CPC ...
8471 ; 8638 ; 8643 ; 8927 ;
Abstract
The invention relates to transfer-printing carriers for printing sheet-like articles made from polyacrylonitrile, which carriers carry, as the red component, a mixture of dyes of the two types ##STR1## wherein A is an ether group, n is an integer having a value of at most 4, X is a hydrogen atom or a low-molecular alkyl group optionally containing substituents, and Y is a low-molecular alkyl group optionally containing one substituent. The ratio of the dyes of the types I and II present in the mixture has to be 1:3 to 3:1.