US 12,276,066 B2
Method for producing a finished leather substitute
Lise Picaut, Montmorency (FR)
Assigned to HERMES SELLIER, Paris (FR)
Filed by HERMES SELLIER, Paris (FR)
Filed on Jan. 17, 2023, as Appl. No. 18/097,915.
Claims priority of application No. 22305035 (EP), filed on Jan. 17, 2022.
Prior Publication US 2023/0265606 A1, Aug. 24, 2023
Int. Cl. D06N 3/00 (2006.01); D06N 3/04 (2006.01)
CPC D06N 3/0002 (2013.01) [D06N 3/04 (2013.01); D06N 2211/28 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A method for producing a finished leather substitute, which method comprises:
a) providing a sheet material grown from mycelium, which sheet material shows a top surface layer and a bottom surface layer that are defined in the sense of growth of the mycelium, from the bottom to the top;
b) contacting the sheet material with an aqueous solution comprising lubricants;
c) drying it;
d) applying at least one finishing coating on the bottom surface only, wherein the finishing coating is applied by contacting an aqueous solution on the bottom surface of the dried sheet, wherein said aqueous solution in step d) contains i) a polymer or ii) a monomer and a catalyst.