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:
Feb. 10, 1981
Filed:
Jan. 16, 1979
Applicant:
Inventors:
Gregor Ley, Wattenheim, DE;
Erich Penzel, Ludwigshafen, DE;
Walter Rebafka, Eppelheim, DE;
Kaspar Bott, Wachenheim, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
260 / ; 525376 ;
Abstract
Aqueous dispersions of carbonyl-containing copolymers, which dispersions contain from 0.02 to 1 mole, per mole of carbonyl group, of organic hydrazine derivatives possessing 2 or more hydrazine radicals, and from 0.0002 to 0.02 mole, per mole of the hydrazine derivatives, of heavy metal ions give coatings, impregnations and finishes which are particularly easy to cross-link.