Fluid composition comprising HFC refrigerant and alkylbenzene-based refrigerator oil
US6207071A · kind A · utility
22Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1997 |
| Grant date | Mar 27, 2001 |
| Priority date | — |
| Expiry date | Oct 3, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/50
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A refrigerator oil for use with an HFC refrigerant containing HFC-134a and/or HFC-125, which comprises an alkylbenzene oil containing at least 60% by weight of alkylbenzenes having a molecular weight of 200 to 350. An oil composition for use in a refrigerator, which comprises the refrigerator oil mentioned above and an HFC refrigerant containing HFC-134a and/or HFC-125, together with or without an additive such as a phosphoric ester compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.