Tanning method
AssigneeRohm Co., Ltd.
InventorsMax May, Rolf Monsheimer, Ernst Pfleiderer
Life of this patent
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Abstract
What is disclosed are improved methods for the preparation of leather wherein, in one or more steps for preparing leather from animal skins or hides, including beamhouse operations such as soaking, dehairing, opening of the hide structure, deliming, bating, pickling, and degreasing to prepare dehaired tannable hides from animal skins or hides, and including subsequent tanning, retanning, and dying steps performed on said tannable hides, a thickening agent is added to at least one of the treating baths involved in such method steps.
Claims5
In a process for the preparation of leather from skins or hides, which process includes beamhouse method steps for the preparation of dehaired hides ready for tanning as well as the subsequent method steps of tanning and dressing said dehaired skins or hides, the improvement wherein a cellulose ether is added to the treating bath used in at least one of said method steps.
Dependencies are inferred from the claim text.