Formaldehyde-free crosslinking emulsion polymer systems based on vinyl ester dialkoxyhydroxyethyl acrylamide co- and terpolymers
US5252663A · kind A · utility
5Cited by
10References
10Claims
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Key dates
| Filing date | May 22, 1991 |
| Grant date | Oct 12, 1993 |
| Priority date | — |
| Expiry date | May 22, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F218/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Formaldehyde free crosslinking emulsion polymers are prepared by the addition of N-(2,2-dialkoxy-1-hydroxy)ethyl acrylamide to a vinyl ester based polymer. The resultant emulsions can be used as binders for nonwovens or fiberfill or as woodworking adhesives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.