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. 10, 1996
Filed:
Jul. 08, 1994
Applicant:
Inventor:
Rainer Gruening, Basking Ridge, NJ (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560167 ; 106 1832 ;
Abstract
A method for preparing iodoalkynylcarbamates exhibiting little or no discoloration or yellowing when incorporated into coating compositions, such as paint compositions, and exposed to sunlight. An alkynol is reacted with freshly distilled isocyanate prepared within 24 to 120 hours prior to reaction with the alkynol, and the resulting product is iodinated to form an iodoalkynylcarbamate that exhibits little or no discoloration or yellowing when incorporated into coating compositions, such as paint compositions, and exposed to ultraviolet light.
Gruening, Rainer. (1996). Process for preparing iodoalkynylcarbamates having a low tendency of (U.S. Patent No. 5554784). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5554784
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