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:
Oct. 16, 1979
Filed:
Apr. 26, 1977
Applicant:
Inventor:
Rudolf Mory, Dornach, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; C09D / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
260154 ; 106 23 ; 1062 / ; 1063 / ; 260208 ;
Abstract
A monoazo pigment of the formula ##STR1## wherein R.sub.1 denotes a halogen atom or an alkyl or alkoxy group containing 1-4 carbon atoms, R.sub.2 denotes a H atom, an alkyl group containing 1-4 carbon atoms or a phenyl group, X denotes a --NH-- or --CH.sub.2 O group, Y denotes an O atom or S atom or an imino group and Z denotes an O atom or an imino group are prepared. The pigments may be used to color high molecular weight organic materials such as polyamides, polyesters and polyolefins. The pigments possess excellent fastness to light, weathering and migration.