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. 27, 1993
Filed:
May. 22, 1992
Applicant:
Inventors:
Heike Kilburg, Speyer, DE;
Karl-Heinz Etzbach, Frankenthal, DE;
Karin H Beck, Ludwigshafen, DE;
Peter Strohriegl, Hummeltal, DE;
Harry Mueller, Muenchberg, DE;
Oskar Nuyken, Munich, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525274 ; 525282 ; 525286 ; 525289 ; 525293 ; 525279 ; 525295 ; 525309 ; 525366 ; 525376 ; 525377 ; 525380 ; 5253298 ; 5253299 ; 5253301 ; 5253302 ;
Abstract
The invention relates to a process for the preparation of (meth)acrylate polymers with side-chain, non-linear optical chromophores and molecular weights of from 5000 to 5000000, which comprises reacting polymers of (meth)acryloyl chloride in solution with D-.omega.-hydroxyalkyl chromophores of the formula (I) or the alcoholates thereof ##STR1## where D is an electron donor,