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US 11,370,919 B2Granted
Treated porous material
AssigneeDow Global Technologies LLC
InventorsStephen W. King, Xue Chen
Life of this patent
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Abstract
A method for preparing a treated cellulosic material comprising: providing a cellulosic material; a first treatment protocol comprising impregnating the cellulosic material with an aqueous solution comprising a polymer, the polymer comprising a water-soluble polyetheramine; and a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising an aqueous dispersion comprising an epoxy-containing resin.
Claims8
A method for preparing a treated cellulosic material comprising:
- (a) providing a cellulosic material;
- (b) conducting a first treatment protocol comprising impregnating the cellulosic material with an aqueous solution comprising a polymer, the polymer comprising a water-soluble polyetheramine;
- and
- (c) subsequently conducting a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising an aqueous dispersion comprising an epoxy-containing resin.
1 more element
Dependencies are inferred from the claim text.