NOBILITAZIONE DI PELLI IN CRUST

Aqueous composition comprising expanded and expandable microspheres, polymeric binder and optionally other additives, and method of repairing and finishing defective crust leathers comprising: A) repairing the defective crust leathers by i) applying on the crusts a layer of the aqueous composition c...

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Bibliographische Detailangaben
Hauptverfasser: PERATELLO, STEFANO, PELLIZZARI, DAVIDE, PIZZOLATO, ARMANDO
Format: Patent
Sprache:ita
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Beschreibung
Zusammenfassung:Aqueous composition comprising expanded and expandable microspheres, polymeric binder and optionally other additives, and method of repairing and finishing defective crust leathers comprising: A) repairing the defective crust leathers by i) applying on the crusts a layer of the aqueous composition comprising expanded and expandable microspheres, polymeric binder and optionally other additives; ii) drying the layer and expanding the expandable microspheres; B) finishing the leathers obtained from step ii) without mechanically abrading their surface.