US2023062079A1PendingUtilityA1
Hemp composites
Est. expiryAug 31, 2041(~15.1 yrs left)· nominal 20-yr term from priority
D21J 3/00D21F 11/00D21H 11/12D21H 11/14D21B 1/14D21C 1/02D21H 17/07D21C 9/18D21C 3/02
54
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Claims
Abstract
A hemp composite includes hemp, paper, and oil. Making a hemp composite includes processing hemp to yield a processed hemp. The processed hemp includes water. Making a hemp composite further includes combining the processed hemp with paper and oil to yield a hemp mixture, removing at least some of the water from the hemp mixture, and drying the hemp mixture to yield the hemp composite.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A method of making a hemp composite, the method comprising:
processing hemp to yield a processed hemp, wherein the processed hemp comprises water; combining the processed hemp with paper and oil to yield a hemp mixture; removing at least some of the water from the hemp mixture; and drying the hemp mixture to yield the hemp composite.
2 . The method of claim 1 , wherein the hemp comprises hemp stalks.
3 . The method of claim 1 , wherein processing the hemp comprises shredding and pulverizing the hemp.
4 . The method of claim 3 , wherein processing the hemp further comprises combining the hemp with boiling water to yield a pulp mixture.
5 . The method of claim 4 , wherein processing the hemp further comprises breaking down cell walls of the hemp in the pulp mixture.
6 . The method of claim 5 , wherein breaking down the cell walls of the hemp comprises combining the pulp mixture with sodium bicarbonate.
7 . The method of claim 4 , further comprising adjusting a weight ratio of hemp to water in the pulp mixture to achieve a selected elasticity of the hemp composite.
8 . The method of claim 4 , further comprising removing at least some of the water from the pulp mixture to yield a drained pulp mixture.
9 . The method of claim 8 , further comprising combining the drained pulp mixture with water at ambient temperature to yield the processed hemp.
10 . The method of claim 1 , wherein the paper is shredded.
11 . The method of claim 10 , wherein the paper comprises post-consumer recycled paper.
12 . The method of claim 1 , wherein the oil comprises bio-oil.
13 . The method of claim 12 , wherein the bio-oil comprises amines.
14 . The method of claim 1 , further comprising shaping the hemp mixture before drying the hemp mixture.
15 . The method of claim 1 , wherein the hemp composite is oil-infused.
16 . An article formed from the hemp mixture of claim 1 .
17 . The article of claim 16 , wherein the article is one of cardboard, clay pigeons, masonry bricks, concrete masonry units, gypsum boards, food-grade containers, and non-food grade containers.
18 . The article of claim 17 , wherein the cardboard comprises a corrugated cardboard box.
19 . A hemp composite comprising:
hemp; paper; and oil.
20 . The composite of claim 19 , wherein the hemp comprises hemp stalks.
21 . The composite of claim 19 , wherein the paper comprises post-consumer recycled paper.
22 . The composite of claim 19 , wherein the oil comprises bio-oil.
23 . An article comprising the composite of claim 19 .
24 . The article of claim 23 , wherein the article is one of cardboard, clay pigeons, masonry bricks, concrete masonry units, gypsum boards, food-grade containers, and non-food grade containers.
25 . The article of claim 24 , wherein the cardboard comprises a corrugated cardboard box.Cited by (0)
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