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. 24, 1994
Filed:
Nov. 02, 1993
Applicant:
Inventors:
Christian Lindner, Koln, DE;
Dieter Wittmann, Koln, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08L / ;
U.S. Cl.
CPC ...
525281 ; 525 64 ; 525 66 ; 525 67 ; 525 70 ; 525 80 ; 525 86 ; 525282 ; 525285 ; 525287 ; 525302 ; 525308 ;
Abstract
Graft Polymers of a cross-linked copolymer of compounds of formula (I) or (II) ##STR1## and another vinyl compound as graft basis, and a polymerized vinyl group-containing phosphonic acid derivative as graft.