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.

Patent No.:

US 7968646 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 28, 2011

Filed:

Aug. 22, 2008
Applicants:

Marie-pierre Laborie, Pullman, WA (US);

Elvie Brown, Pasco, WA (US);

Inventors:

Marie-Pierre Laborie, Pullman, WA (US);

Elvie Brown, Pasco, WA (US);

Assignee:

Washington State University, Pullman, WA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08B 37/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided are novel methods for making cellulose nanocomposites, comprising biosynthesis of cellulose fibrils in situ using a growth medium comprising a polymer matrix material, under conditions suitable to provide for dispersion of the fibril throughout the growth medium as the fibrils are being formed to provide a cellulose nanocomposite material or film wherein the cellulose fibrils are highly or uniformly dispersed in the cellulose nanocomposite material, and wherein fibril structure and/or nanocomposite composition is customizable. Certain method aspects further comprise removing or separating the cellulose nanocomposite material or film from the medium, and may further comprise washing the cellulose nanocomposite material or film to remove residual medium. Particular aspects further comprise freeze-drying the cellulose nanocomposite material or film, and/or further comprise forming a molded product using the cellulose nanocomposite material or film. Compositions made by the methods are provided.


Find Patent Forward Citations

Laborie, Marie-Pierre. (2011). Method of in situ bioproduction and composition of bacterial cellulose nanocomposites (U.S. Patent No. 7968646). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7968646

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