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:
Jul. 02, 2002
Filed:
Sep. 04, 2001
Applicant:
Inventors:
Mary Charlotte Bogdan, West Seneca, NY (US);
Leslie Bruce Bement, Orchard Park, NY (US);
Peter Brian Logsdon, Erie County, NY (US);
David John Williams, Erie County, NY (US);
Assignee:
Honeywell International Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/04 ;
U.S. Cl.
CPC ...
C08J 9/04 ;
Abstract
The invention relates to polyurethane and polyisocyanurate closed-cell foams. More particularly, the invention relates to polyurethane and polyisocyanurate closed-cell foams prepared with a blowing agent comprising 1-chloro-1,2,2,2-tetrafluoroethane (HCFC-124) and 1,1-dichloro-1-fluoroethane (HCFC-141b). Foams prepared with the blowing agent of the invention possess improved thermal performance.