Water redispersible epoxy polymer powder and method for making the same
US9200155B2 · kind B2 · utility
1Cited by
15References
14Claims
0Family size
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Key dates
| Filing date | Jun 13, 2012 |
| Grant date | Dec 1, 2015 |
| Priority date | — |
| Expiry date | Jun 13, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2433/06
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An aqueous dispersion of epoxy resin and a redispersible epoxy polymer powder contains particles of 50-90 weight-percent epoxy resin with 10-50 weight-percent alkali soluble shell around the particles and 2-25 weight-percent dispersing aid, with weight-percent based on total combined weight of epoxy resin, alkali soluble polymer shell and dispersing aid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.