Method for treating a substrate made of animal fibers with solid particles and a chemical formulation
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United States of America Patent
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Aug 18, 2020
Grant Date -
Feb 11, 2016
app pub date -
Apr 11, 2014
filing date -
Apr 11, 2013
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Abstract
The invention discloses a method for treating an animal substrate comprising: agitating the moistened animal substrate with a treatment formulation and a solid particulate material in a sealed apparatus wherein the treatment formulation comprises a tanning agent or a tannery process agent. The method can comprise applying the tanning agent or tannery process agent to the animal substrate wherein at least some of the agent so applied originates from the treatment formulation. There is also disclosed an animal substrate obtained by the method. The treatment formulation can be aqueous.
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