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:
Dec. 07, 1993
Filed:
Feb. 09, 1993
Applicant:
Inventors:
Edward L Wheeler, Watertown, CT (US);
Lawrence B Barry, Newington, CT (US);
Mark C Richardson, Cheshire, CT (US);
Assignee:
Uniroyal Chemical Company, Inc., Middlebury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
521108 ; 521117 ; 521121 ; 521128 ; 524 89 ; 524120 ; 524128 ; 524153 ; 524258 ; 524291 ; 524349 ;
Abstract
The invention relates to the use of an acridans of Structure (I) as a stabilizer, preferably combined with hindered amine, phenolic, and phosphite stabilizers for stabilizing polyether polyols for polyurethane flexible foams and as stabilizers for the polyglycols, heat transfer fluids, lubricating additives. ##STR1##