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, 2010
Filed:
Nov. 12, 2004
Simon Schambony, Ludwigshafen, DE;
Alban Glaser, Mannheim, DE;
Ruediger Sens, Ludwigshafen, DE;
Arno Boehm, Mannheim, DE;
Helmut Reichelt, Neustadt, DE;
Simon Schambony, Ludwigshafen, DE;
Alban Glaser, Mannheim, DE;
Ruediger Sens, Ludwigshafen, DE;
Arno Boehm, Mannheim, DE;
Helmut Reichelt, Neustadt, DE;
BASF Akitengesellschaft, Ludwigshafen, DE;
Abstract
A description is given of the use of naphthalene-1,8-dicarboxylic monoimides of the formula (I), in which Ris hydrogen, alkyl, alkenyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, aryl or heteroaryl and Ris a radical containing at least one π electron system containing a carbon atom and at least one further atom selected from carbon, oxygen, and nitrogen, with the proviso that the radical contains at least one atom other than carbon; to protect organic material from the damaging effects of light, of compositions which comprise at least one naphthalene-1,8-dicarboxylic monoimide of the formula (I) in an amount which provides protection from the damaging effects of light, and at least one organic material, and of new naphthalene-1,8-dicarboxylic monoimides (I).