# US 8,772,379 B2 · Multifunctional biocomposite additive compositions and methods

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- Number: US 8,772,379 B2
- Document ID: US8772379B2
- Status: Granted
- Kind: B2
- Application number: 13/892,347
- Filed: 2013-05-13
- Published: 2013-09-26
- Granted: 2014-07-08
- Earliest claimed: 2008-03-05
- Assignees: Gs Cleantech Corporation
- Applicants: GS Cleantech Corporation
- Inventors: Michael J. Riebel; Jeffrey L. Tate
- Web page: https://patentgrep.com/patent/US8772379B2

## CPC

- C08L 23/22: Copolymers of isobutene; Butyl rubber; Homopolymers or copolymers of other iso-olefins
- C08J 9/00: Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (mechanical aspects of shaping of plastics or substances in a plastic state for the production of porous or cellular articles B29C)
- C08J 9/0095: {Mixtures of at least two compounding ingredients belonging to different one-dot groups}
- C08J 9/127: {Mixtures of organic and inorganic blowing agents}
- C08K 3/16: Halogen-containing compounds
- C08K 3/22: of metals
- C08K 3/26: Carbonates; Bicarbonates
- C08K 3/34: Silicon-containing compounds
- C08K 3/346: {Clay}
- C08K 3/38: Boron-containing compounds
- C08K 7/02: Fibres or whiskers
- C08K 11/00: Use of ingredients of unknown constitution, e.g. undefined reaction products
- C08L 1/00: Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L 1/02: Cellulose; Modified cellulose
- C08L 23/06: Polyethylene
- C08L 25/04: Homopolymers or copolymers of styrene
- C08L 25/06: Polystyrene
- C08L 67/02: Polyesters derived from dicarboxylic acids and dihydroxy compounds (C08L67/06 takes precedence)
- C08L 67/04: Polyesters derived from hydroxycarboxylic acids, e.g. lactones (C08L67/06 takes precedence)
- C08L 89/00: Compositions of proteins; Compositions of derivatives thereof
- C08L 97/02: Lignocellulosic material, e.g. wood, straw or bagasse {(manufacture of articles made from lignocellulosic material by dry processes B27N)}
- C12F 3/10: from distillery slops
- F26B 23/026: {with pulse combustion, e.g. pulse jet combustion drying of particulate materials}
- C08J 2323/06: Polyethene
- C08K 2003/162: {Calcium, strontium or barium halides, e.g. calcium, strontium or barium chloride}
- C08K 2003/2206: {of calcium, strontium or barium}
- C08K 2003/2227: {of aluminium}
- C08K 2003/2241: {Titanium dioxide}
- C08K 2003/2265: {of iron}
- C08K 2003/262: {Alkali metal carbonates}
- C08K 2003/385: {Binary compounds of nitrogen with boron}
- Y10T 428/24994: Fiber embedded in or on the surface of a polymeric matrix
- Y10T 428/249952: At least one thermosetting synthetic polymeric material layer
- Y10T 428/249953: Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T 428/31978: Cellulosic next to another cellulosic
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- C08J: WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H (working, e.g. shaping, of plastics B29)
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)
- C12F: RECOVERY OF BY-PRODUCTS OF FERMENTED SOLUTIONS (removal of yeast from wine or sparkling wine C12G1/08); DENATURED ALCOHOL; PREPARATION THEREOF
- F26B: DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM (drying devices for combines A01D41/133; racks for drying fruit or vegetables A01F25/12; drying foodstuffs A23; drying hair A45D20/00; body-drying implements A47K10/00; drying household articles A47L; drying gases or vapours B01D; chemical or physical processes for dewatering or like separating liquids from solids B01D43/00; centrifugal apparatus B04; drying ceramics C04B33/30; drying yarns or fabrics in association with some other form of treatment D06C; drying frames for laundry without heating or positive air circulation, domestic laundry-or spin-driers, wringing or hot pressing laundry D06F; furnaces, kilns, ovens F27)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Biocomposite compositions and compositions, which include dried distillers solubles, and which can be used in making biocomposite compositions are described. Methods for preparing the compositions are also described.

## Claims

### Claim 1

A biopolymer comprising:
about 80 wt-% to about 99.5 wt-% of a thermoplastic, thermoset, resin, polymer adhesive material, or mixtures thereof;
about 0.15 wt-% to about 10 wt-% of DDS;
about 0.025 wt-% to about 4.0 wt-% of a metal oxide; and
about 0.025 wt-% to about 10 wt-% of fiber.

### Claim 2 (depends on 1)

The biopolymer of claim 1, wherein the biopolymer comprises a thermoplastic material.

### Claim 3 (depends on 1)

The biopolymer of claim 1, wherein the thermoplastic material is high density polyethylene.

### Claim 4 (depends on 1)

The biopolymer of claim 1, wherein the thermoplastic material comprises mixed recycled plastics.

### Claim 5 (depends on 1)

The biopolymer of claim 1, further comprising about 0.005 wt-% to about 6 wt-% latex or acrylic latex.