Terpolymer useful as a scale inhibitor
US5282976A · kind A · utility
17Cited by
21References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 21, 1992 |
| Grant date | Feb 1, 1994 |
| Priority date | — |
| Expiry date | Jul 21, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/08
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A novel terpolymer particularly useful as a scale inhibitor for aqueous systems is provided. The terpolymer preferably is derived from monomers of acrylic or methacrylic acid, vinyl acetate and/or vinyl alcohol, and sodium-1-allyloxy-2-hydroxypropyl sulfonate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.