METHOD OF UNHAIRING PELTS OF RABBITS USING ENZYME PREPARATION PROTOSUBTILIN G10H Russian patent published in 2010 - IPC C12S7/00 C14C1/06 

FIELD: agriculture.

SUBSTANCE: method refers to unhairing pelts of rabbits with the enzyme preparation Protosubtilin G10H and can be used in the leather industry. Rabbit pelts obtained by a mechanical removal in a slaughterhouse are cleaned from mechanical impurities, slits of connective and muscular tissue. Then they are treated with a solution of sodium sulfide at a concentration of 1% for 2 hours. The pelts are squeezed and treated with a solution of enzyme preparation Protosubtilin G10H at a concentration of 0.7-1%. The treatment is carried out at a temperature 37-40°C and pH of process fluid 7-7.5 for 4-5 hours with stirring. The pelts are then squeezed, hair is removed, skin and hair are washed with water and dried.

EFFECT: improvement of quality of leather and wool, intensification of the process, improvement of safety and ecological compatibility of production, cost reduction of finished products.

1 dwg, 1 ex