Methods and compositions using sodium carboxymethyl cellulose as scale control agent
US8729006B2 · kind B2 · utility
3Cited by
16References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2011 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Sep 26, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2103/44
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention includes methods and compositions that employ sodium carboxymethyl cellulose as a scale inhibitor. According to the invention, scale inhibiting compositions are disclosed which include, sodium carboxymethyl cellulose and a polymer such as polymaleic acid, polyacrylic acid or mixtures, copolymers or terpolymers of the same and optionally may also include a phosphonate. The scale control composition may be incorporated into a detergent/cleaning composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.