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:
Dec. 04, 2007
Filed:
Oct. 04, 2002
Wolf-dieter Balzer, Frankenthal, DE;
Ulrich Erhardt, Ladenburg, DE;
Volker Ladenberger, Schwetzingen, DE;
Harald Meyer, Wachenheim, DE;
Bernd Bruchmann, Freinsheim, DE;
Karl-heinz Schumacher, Neustadt, DE;
Wolf-Dieter Balzer, Frankenthal, DE;
Ulrich Erhardt, Ladenburg, DE;
Volker Ladenberger, Schwetzingen, DE;
Harald Meyer, Wachenheim, DE;
Bernd Bruchmann, Freinsheim, DE;
Karl-Heinz Schumacher, Neustadt, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
The invention relates to radically copolymerizable acetophenone or benzophenone derivatives, which may be obtained by reacting a) acrylic or methacrylic compounds, which contain at least one isocyanate-reactive group [compounds a)], with b) compounds, which contain at least two isocyanate groups [compounds b)] and c) acetophenone or benzophenone derivatives, which contain at least one isocyanate-reactive group [compounds c)]. Said invention also relates to copolymers, which contain said copolymerizable photoinitiators, as well as to the use of said copolymers in UV-crosslinkable substances, in particular hot-melt pressure-sensitive adhesives.