Cement composition with polymeric latexes prepared in the presence of amps seed
US6488764B2 · kind B2 · utility
69Cited by
22References
9Claims
0Family size
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Key dates
| Filing date | Sep 11, 2001 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Sep 11, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S526/923
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cement composition comprising a polymeric latex prepared by aqueous emulsion polymerization of a monomeric mixture comprising styrene and butadiene in the presence of a seed polymer prepared by aqueous emulsion polymerization of styrene and a salt of 2-acrylamido-2-methylpropanesulfonic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.