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. 10, 1990
Filed:
Aug. 11, 1989
Alexander Aumueller, Deidesheim, DE;
Peter Spang, St. Ingbert, DE;
Peter Neumann, Mannheim, DE;
Hubert Trauth, Dudenhofen, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Benzimidazolecarboxanilides of the formula (I) ##STR1## where R.sup.1 and R.sup.2 independently of one another are each hydrogen, chlorine, bromine, alkyl, alkoxy, unsubstituted or alkyl-substituted or alkoxy-substituted phenyl or phenylalkyl, R.sup.3 and R.sup.4 independently of one another are each hydrogen, alkyl, alkyl which is interrupted by one or more oxygen atoms, alkoxy, alkoxy which is interrupted by one or more oxygen atoms, unsubstituted or alkyl-substituted or alkoxy-substituted phenyl, phenylalkoxy, alkanoylamino, benzoylamino, alkanoyloxy or benzoyloxy, n is 0, 1, 2, 3, 4 or 5, X is oxygen, ##STR2## R.sup.5 is hydrogen, alkyl, phenylalkyl, cyanomethyl, aminoethyl, hydroxyethyl, alkylcarbonyl or benzoyl, R.sup.6 is hydrogen, alkyl, phenylalkyl or phennyl and m is from 2 to 8, and the acid addition salts and hydrates of these compounds are stabilizers for organic material, in particular for plastics, such as polyethylene, polypropylene and polyamide.