Patent ID: 11920038
Assignee: A-ROAD CO.
Field: Machine tools (Mechanical engineering)
Classification: CPC C  B  E | IPC B  C  E

Claim 0:
1. A method for manufacturing processed cork chips, comprising:
crushing and drying cork chips;
preparing a mixture by adding silylated polyurea having an isocyanate terminal to the crushed and dried cork chips to prepare the mixture;
heating the mixture to cure the mixture and form a cured mixture, including kneading the cork chips admixed with the polyurea at 100 to 200 rpm and heating the mixture at 60 to 80° C. for 30 minutes to 1 hour; and
cooling the cured mixture, including by introducing external air at room temperature for 30 minutes to 1 hour while kneading the cured mixture at 50 to 00 rpm.