Patent ID: 11952530
Assignee: SINOPEC PETROLEUM ENGINEERING TECHNOLOGY SERVICE CO., LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 18:
19. The process according to claim 16, wherein the weight ratio of the etherifying agent, the saccharide or glycoside and the catalyst is 24: (75-95): (15-25), and/or, the weight ratio of the etherifying agent, the carboxyethylene monomer, the arylethylene monomer, the acrylamide monomer, the sulfoethylene monomer, the siloxyethylene monomer, and the initiator is 24: (25-35): (25-35): (25-35): (12-18): (12-18): (0.8-1.6).