Patent ID: 11952437
Assignee: XIAOHUI TIAN
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 7:
8. The processing according to claim 2, wherein, the derivatives of the urea are at least one selected from the group consisting of methyl urea, ethyl urea, n-propyl urea, isopropyl urea, n-butyl urea, isobutyl urea, and n-pentyl urea, and the urea and the derivatives of the urea are added at an amount of 0.0001% to 20% of a weight of the natural rubber latex; and the protease is at least one selected from the group consisting of alkaline protease, 2079 alkaline protease, trypsin, papain, bromelain, and superase bacterial protease, and the protease is added at an amount of 0.0001% to 15% of the weight of the natural rubber latex.