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:
Jun. 28, 1977
Filed:
Sep. 13, 1976
Applicant:
Inventors:
Kenneth Treadwell, Rahway, NJ (US);
Melvin H Gitlitz, Edison, NJ (US);
Assignee:
M & T Chemicals Inc., Greenwich, CT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
252182 ; 260 / ; 260 / ;
Abstract
The hydrolytic stability of catalyst-containing precursors for both flexible and rigid polyurethane foams wherein the catalyst is a tin compound is considerably increased when the catalyst is a triorganotin compound wherein the hydrocarbon groups bonded to the tin atom are methyl or methoxymethyl.