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. 14, 2024
Filed:
Apr. 01, 2019
Basf SE, Ludwigshafen am Rhein, DE;
Thomas Ehlis, Schweizerhalle, CH;
Heinz Herbst, Kaisten, CH;
Daniel Mueller, Kaisten, CH;
Manuele Vitali, Pontecchio Marconi BO, IT;
Gregor Huber, Kaisten, CH;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
An ultraviolet radiation absorbing composition can be used as a light stabilizer for a shaped artificial polymer article, wherein the polymer is a synthetic polymer and/or a natural elastomer and wherein the ultraviolet radiation absorbing composition includes the compound of formula (I) wherein n and m are independently 0 to 20, and at least one of m and n being ≥1; and X1, X2, X3, X4 and X5 are the same or different and are independently selected from H, C(O)R1 with R1 being C-C-alkyl, or a group of the general formula (II) wherein R2 is H or halogen.