The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 09, 2024

Filed:

May. 21, 2021
Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Stephen W. King, Braselton, GA (US);

Xue Chen, Manvel, TX (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27K 3/15 (2006.01); B27K 3/02 (2006.01); C08L 75/04 (2006.01); C08L 97/02 (2006.01); C09D 175/04 (2006.01); C08K 5/17 (2006.01); D21H 17/57 (2006.01);
U.S. Cl.
CPC ...
B27K 3/153 (2013.01); B27K 3/0278 (2013.01); C08L 97/02 (2013.01); C09D 175/04 (2013.01); B27K 2240/70 (2013.01); C08K 5/17 (2013.01); C08L 75/04 (2013.01); D21H 17/57 (2013.01);
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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