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US 8,695,810 B2Granted
Superoleophobic and superhydrophilic fabric filters for rapid water-oil separation
AssigneeUniversity of Pittsburgh—Of the Commonwealth System of Higher Education
InventorDi Gao
Life of this patent
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Abstract
Product, method of making product, and technique for using product to separate oil from water via a filter, such as cotton, polyester, or leather, coated with a chemical that blocks oil while allowing water to pass therethrough.
Claims4
A superoleophobic and superhydrophilic fabric filter for rapid water-oil separation comprising:
- a chemical composition having hydrophilic and oleophobic properties, wherein the chemical composition is
- a fabric treated with the chemical,
- wherein 95% or more of the oil contaminate is separated from the water.
A superoleophobic and superhydrophilic fabric filter for rapid water-oil separation comprising:
- a chemical composition having hydrophilic and oleophobic properties, wherein the chemical composition is
- a fabric treated with the chemical,
- wherein 95% or more of the oil contaminate is separated from the water.
Dependencies are inferred from the claim text.