Stabilizing aqueous anionic resinous dispersions with chelating agents
US8070927B2 · kind B2 · utility
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5References
24Claims
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Key dates
| Filing date | Aug 15, 2007 |
| Grant date | Dec 6, 2011 |
| Priority date | — |
| Expiry date | Oct 5, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D5/4419
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Stabilization of aqueous resinous dispersions containing a pigment of a divalent metal such as strontium chromate is disclosed. Stabilization is achieved by incorporating a chelating agent in the dispersion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.