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:
Apr. 14, 1987
Filed:
Aug. 09, 1985
Applicant:
Inventors:
Assignee:
Huls Aktiengesellschaft, Marl, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 45 ;
Abstract
A storage-stabile polyurethane resin powder enamel which cures below 170.degree. C., which comprises a polyol in combination with isophorone diisocyanate (IPDI) which is blocked with a secondary amine having a boiling point of at least 150.degree. C. and which has the general formula: ##STR1## wherein R and R' are identical or different substituted alkyl groups with substitution in the position alpha to the nitrogen and wherein R and R' together must contain at least 9 carbon atoms, and R and R' together may form a common ring with at least 3 carbon atoms with the carbon atoms optionally interrupted by or substituted by nitrogen and/or oxygen hetero atoms.