The present invention includes a high-strength, light-weight corrugated board. The board comprises a first sheet made of a soy protein based resin and one or more sheets of plant-based fibers. The first sheet is connected to a corrugated member. In one aspect of the present invention, there is a met
The present invention includes a high-strength, light-weight corrugated board. The board comprises a first sheet made of a soy protein based resin and one or more sheets of plant-based fibers. The first sheet is connected to a corrugated member. In one aspect of the present invention, there is a method of manufacturing a high-strength, corrugated board.
대표청구항▼
1. A high-strength, corrugated board comprising: a first sheet made of a soy protein based resin and one or more sheets of plant-based fibers;a corrugated member connected to the first sheet, wherein the first sheet has a maximum thickness of about 7 millimeter and the corrugated board has a minimum
1. A high-strength, corrugated board comprising: a first sheet made of a soy protein based resin and one or more sheets of plant-based fibers;a corrugated member connected to the first sheet, wherein the first sheet has a maximum thickness of about 7 millimeter and the corrugated board has a minimum thickness of 1.8 mm, the board has a density of less than 300 kg/m3 and a strength on the ASTM D790 three point bend test of ASTM D790 of greater than 600 KPa. 2. The corrugated board of claim 1, wherein the plant-based fibers include but are not limited to one or more of sorghum, flax, hemp, ramie, sisal, jute, kapok, banana, pineapple and kenaf. 3. The board of claim 1, wherein the board further comprises a second sheet made of a soy protein based resin and one or more sheets of plant-based fibers. 4. The board of claim 3, wherein the second sheet is coplanar to the first sheet and being connected to the corrugated member. 5. The board of claim 3, wherein the first and second sheets are formed by compression at a temperature that is a minimum of 80 C, a pressure that is a minimum of 3 MPa, and for a time that is a minimum of 10 minutes. 6. The board of claim 3, wherein the resin further comprises a carboxy-containing polysaccharide is selected from a group consisting of agar agar, agar, gellan and mixtures thereof. 7. The board of claim 2, wherein the resin is substantially free of starch. 8. An article of furniture made from the board of claim 3, wherein the article has at least one load bearing horizontal member that has a minimum length of eighteen inches, the article of manufacture being selected from the group consisting of chairs, shelves, desks, tables, kitchen and other cabinets, doors, panels or office cubicle walls. 9. The board of claim 3, wherein the board was compressed from two or more sheets of uniform thickness that are individually impregnated with uniform amount of resin, wherein the amount of resin as a percentage of the total dry weight of the composition is a minimum of 30 wt. % and a maximum of 75 wt. %. 10. The board of claim 3, wherein the corrugated member is biodegradable. 11. The board of claim 1, wherein the corrugated member is a biodegradable composite, paper or cardboard. 12. The board of claim 3, wherein the corrugated member is configured to separate the first sheet from the second sheet by a minimum of about 2 mm and a maximum of about 20 mm.
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이 특허를 인용한 특허 (3)
Jobe, Darrell, Shipping container with compostable insulation.
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