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:
Sep. 04, 1984
Filed:
Dec. 30, 1982
Applicant:
Inventors:
Assignee:
Chemische Werke Huls Aktiengesellschaft, Herne, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544222 ;
Abstract
Polyisocyanatoisocyanurates of the formula ##STR1## wherein the R groups may be the same or different and are aliphatic divalent radicals selected from the group consisting of divalent aliphatic radicals having the formulas ##STR2## and n is a whole or fractional number from 1 to 5, are useful as isocyanate hardeners in polyurethane resin coatings.
Disteldorf, Josef. (1984). Isocyanatoisocyanurates (U.S. Patent No. 4469867). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4469867
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