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US 11,020,751 B2Granted
Separation process for plastics materials
AssigneeBerry Plastics Corporation
InventorRobert Flores
Life of this patent
Estimating the term…
Abstract
A materials-separation process includes a sorting operation in which plastics materials including at least first and second plastics materials are sorted from paper and metal materials so that the first plastics material may be separated from the second plastics material.
Claims20
A separation process comprising:
- introducing a plastics material having a first material density and a plastics material having a second, different material density into a tank,
- separating the plastics material having a first material density from the different plastics material having a second material density using fluid comprising vegetable oil and an additive, wherein the separating includes agitating in the tank,
- wherein the fluid has a fluid density greater than the second material density.
Dependencies are inferred from the claim text.