Process of producing polyester latex with buffer
US9298117B2 · kind B2 · utility
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16References
7Claims
0Family size
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Key dates
| Filing date | Jan 28, 2014 |
| Grant date | Mar 29, 2016 |
| Priority date | — |
| Expiry date | Jan 28, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K2003/262
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Methods herein include mixing at least one polyester resin with at least one solvent to form a resin mixture, adding water to cause phase inversion and form a polyester latex, adding at least one buffering agent to the phase inverted mixture to stabilize the phase inverted mixture, and subsequent to the buffering agent addition, substantially removing the at least one solvent from the phase inverted mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.