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Title:
TREATED POROUS MATERIAL
Document Type and Number:
WIPO Patent Application WO/2017/074980
Kind Code:
A3
Abstract:
The present disclosure describes 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 polymer, the polymer comprising a polyurethane polymer. The present disclosure further describes a method for preparing a treated cellulosic material comprising providing a cellulosic material; and a first treatment protocol comprising impregnating the cellulosic material with an aqueous dispersion comprising a polymer, the polymer comprising a polyurethane polymer; and a second treatment protocol comprising impregnating the cellulosic material with a modifying agent, the modifying agent comprising a hydrophobic amine.

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JP3553660MANUFACTURE OF MODIFIED LUMBER
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Inventors:
KING STEPHEN W (US)
CHEN XUE (US)
Application Number:
PCT/US2016/058743
Publication Date:
August 03, 2017
Filing Date:
October 26, 2016
Export Citation:
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Assignee:
DOW GLOBAL TECHNOLOGIES LLC (US)
International Classes:
B27K3/15; C08H8/00; C08L97/02; D06M13/328; D06M13/335; D06M15/564; D21H17/07; D21H17/57
Foreign References:
US20060240263A12006-10-26
GB2248237A1992-04-01
Attorney, Agent or Firm:
JOHNSON, Christopher (US)
Download PDF:
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