Emulsion breaking material
US4182690A · kind A · utility
10Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 11, 1977 |
| Grant date | Jan 8, 1980 |
| Priority date | — |
| Expiry date | Nov 11, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/681
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An emulsion breaking material comprising a substrate and one or more organic compounds closely adhered thereto composed of (A) a hydrophobic part consisting of hydrocarbon groups having a total carbon number of 6 to 60 and (B) a hydrophilic part consisting of at least one functional group containing at least one atom selected from the group of nitrogen, sulfur, and oxygen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.