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. 07, 1984
Filed:
Aug. 13, 1981
Horst Schnurbusch, Herne, DE;
Rainer Gras, Bochum, DE;
Elmar Wolf, Recklinghausen, DE;
Josef Disteldorf, Herne, DE;
Werner Hubel, Herne, DE;
Chemische Werke Huels AG, Marl, DE;
Abstract
A stoving enamel comprising (a) 30-70% by weight of a mixture of a polymer containing hydroxyl groups having a hydroxyl number between 40 and 240 mg KOH/g with an isocyanurate-free derivative of isophorone diisocyanate containing uretidinedione groups and blocked isocyanate groups, (b) 0-3% by weight of a cross-linking catalyst, (c) 30-60% by weight of an organic solvent, (d) 0-65% by weight of a filler or pigment, (e) 0-5% by weight of a dye, and (f) optionally 0.1-3% by weight of leveling agents, gloss improvers, antioxidants, and/or stabilizers, has improved storage stability, reduced curing time and reduced liberation of blocking agent during cure.