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:
May. 11, 1976
Filed:
Jan. 09, 1975
Applicant:
Inventor:
Alexander Michael Chalmers, Cheadle, EN;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2603097 ; 260 / ; 20415918 ; 2041 / ;
Abstract
Compounds having the formula ##SPC1## As well as salts thereof, wherein n is 1 or 2, Y is 0, hydrogen or a straight- or branched chain alkyl residue having from 1 to 4 carbon atoms Z is 0 or S and when n is 1, R.sub.1 is a substituted or unsubstituted hydrocarbyl residue having from 1 to 20 carbon atoms and when n is 2, R.sub.1 is a substituted or unsubstituted hydrocarbyl residue having from 2 to 20 carbon atoms, are suitable as stabilisers of organic material.