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. 08, 1997
Filed:
Dec. 22, 1994
Applicant:
Inventors:
Barbara Haviland Minor, Elkton, MD (US);
Glenn Scott Shealy, Hockessin, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilminton, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C08J / ;
U.S. Cl.
CPC ...
252 67 ; 510177 ; 510411 ; 62114 ; 623241 ;
Abstract
Compositions disclosed include hexafluoropropane and a hydrocarbon having from 1 to 5 carbon atoms or dimethyl ether. These compositions are useful as refrigerants, cleaning agents, expansion agents for polyolefins and polyurethanes, aerosol propellants, refrigerants, heat transfer media, gaseous dielectrics, fire extinguishing agents, power cycle working fluids, polymerization media, particulate removal fluids, carrier fluids, buffing abrasive agents, and displacement drying agents.