Patent · US Expired

Liquid absorbent for absorption type refrigerator

US4454052A · kind A · utility

58Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1982
Grant dateJun 12, 1984
Priority date
Expiry dateJan 26, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K5/047
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A stabilized absorption composition comprising (a) a halogenated hydrocarbon refrigerant, (b) a liquid absorbent of a polyethylene glycol methyl ether and (c) at least one stabilizer selected from phosphite esters, epoxy compounds and organotin compounds is excellent in stability and can be used for an absorption type refrigerator for a long period of time without causing corrosion.

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