Patent · US Expired

Azeotrope-like compositions of R-134a and n-pentane

US6214252A · kind A · utility

0Cited by
1References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 30, 1998
Grant dateApr 10, 2001
Priority date
Expiry dateApr 30, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2205/32
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An azeotrope-like composition comprising: (A) 1,1,1,2-tetrafluoroethane and (B) n-pentane: also described is a heat transfer device comprising the azeotrope-like composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.