Use of fumaric acid polymers as antiscalants
US4486581A · kind A · utility
5Cited by
7References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1982 |
| Grant date | Dec 4, 1984 |
| Priority date | — |
| Expiry date | Nov 12, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F5/10
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Pumaric acid polymers may be used to control or inhibit scaling in boilers, desalination plants, steam generators, cooling equipment and the like. A novel process for their synthesis employs a mono or dialkyl ester of fumaric acid as a starting material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.