Treated porous material
US10471625B2 · kind B2 · utility
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10References
6Claims
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Assignee
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Key dates
| Filing date | Jun 30, 2015 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Jun 19, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2201/50
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A treated cellulosic material comprising a cellulosic material having a porous structure defining a plurality of pores, at least a portion of the pores containing a treating agent comprising a thermoset comprising a cured epoxy resin. The present disclosure further describes a method for preparing a treated cellulosic material comprising (a) providing a cellulosic material; and (b) a first treatment protocol comprising impregnating the cellulosic material with an aqueous dispersion, the aqueous dispersion comprising an epoxy resin and an emulsifying agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.