WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1993020178) BINARY AZEOTROPIC COMPOSITIONS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1993/020178    International Application No.:    PCT/US1993/003073
Publication Date: 14.10.1993 International Filing Date: 01.04.1993
Chapter 2 Demand Filed:    07.10.1993    
IPC:
C08J 9/14 (2006.01), C09K 3/30 (2006.01), C09K 3/32 (2006.01), C09K 5/04 (2006.01), C11D 7/50 (2006.01), C23G 5/028 (2006.01)
Applicants: E.I. DU PONT DE NEMOURS AND COMPANY [US/US]; 1007 Market Street, Wilmington, DE 19898 (US)
Inventors: MERCHANT, Abid, Nazarali; (US).
SUNG, Janet, Chiyon; (US)
Agent: WALKER, P., Michael; E.I. du Pont de Nemours and Company, Legal/Patent Records Center, 1007 Market Street, Wilmington, DE 19898 (US)
Priority Data:
07/864,811 02.04.1992 US
Title (EN) BINARY AZEOTROPIC COMPOSITIONS
(FR) COMPOSITIONS AZEOTROPES BINAIRES
Abstract: front page image
(EN)Azeotropic or azeotrope-like compositions of effective amounts of 1,1,2,2,3,3,4,4-octofluorobutane and trans-1,2-dichloroethylene; cis-1,2-dichloroethylene; or 1,1-dichloroethane to form an azeotropic or azeotrope-like composition are disclosed that are useful as cleaning agents, refrigerants, aerosol propellants, heat transfer media, gaseous dielectrics, fire extinguishing agents, expansion agents for polyolefins and polyurethanes and as power cycle working fluids.
(FR)Compositions azéotropes ou de type azéotrope comprenant des quantités efficaces de 1,1,2,2,3,3,4,4-octofluorobutane et de trans-1,2-dichloroéthylène, de cis-1,2-dichloroéthylène; ou de 1,1-dichloroéthane. Ces compositions sont utiles comme agents de nettoyage, réfrigérants, propulseurs d'aérosol, milieux de transfert thermique, diélectriques gazeux, agents extincteurs, agents de dilatation pour des polyoléfines et des polyuréthanes et comme fluides de travail pour cycles d'énergie.
Designated States: CA, JP, KR.
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: English (EN)
Filing Language: English (EN)