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US 2021/0172033 A1Published application
Method for processing skins
OwnerPiet VAN QUATHEM, Frank VANCAUWENBERGHEinventors
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Abstract
A method for processing skin, the method comprising freezing of the skin before freezedrying this, freeze-drying of the skin and application of an impregnation material into the freeze-dried skin.
Claims20
A processed skin processed according to a method comprising:
- freezing a skin before freeze-drying the skin;
- freeze-drying the skin;
- and
- applying an impregnation material into the skin while the skin is in a freeze-dried state, the impregnation material comprising one or more of the following components:
- acrylates, polyacrylates, polyesters, polyurethanes, silicone material, polyvinyl alcohols, polyvinyl acetates, polyvinyl chlorides, synthetic resins, starch derivatives, oils, natural resins, natural waxes;
- wherein the skin forms the processed skin at completion of the above steps and defines a spongy structure with holes at least partly filled with the impregnation material.
3 more elements
A processed skin, the processed skin comprising:
- a spongy structure defining a network of cavities in the processed skin;
- an impregnation material at least partly filling the network of cavities in the processed skin;
- wherein the impregnation material comprises one or more of the following components:
- acrylates, polyacrylates, polyesters, polyurethanes, silicone material, polyvinyl alcohols, polyvinyl acetates, polyvinyl chlorides, synthetic resins, starch derivatives, oils, natural resins, natural waxes;
- and
- wherein the processed skin is formed from a skin according to a processing method, the processing method comprising:
- freezing the skin before freeze-drying the skin;
- freeze-drying the skin;
- and
- applying the impregnation material into the skin while the skin is in a freeze-dried state;
- the processed skin having a thickness between 2 and 10 times an original thickness of the skin before the processing method.
8 more elements
Dependencies are inferred from the claim text.