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US 2017/0029909 A1Published application
Tanning of substrates using ionic liquids
OwnerAndrew Peter Abbott, Jeffry Guthrie-Strachan +1inventors
InventorsAndrew Peter Abbott, Jeffry Guthrie-Strachan, William Wise
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Abstract
The invention provides a process for tanning a substrate using at least one ionic liquid. The at least one ionic liquid can be used in at least one of the following tanning steps: tanning, re-tanning, preservation, liming, pickling, impregnation, lubrication, dyeing, fatliquoring or finishing.
Claims20
A process for tanning a substrate, comprising applying using at least one ionic liquid to the substrate.
(canceled)
A method of making a leather, comprising applying at least one ionic liquid to a collagenic biomaterial.
Dependencies are inferred from the claim text.