Patent ID: 11912802
Assignee: SOUTHWEST PETROLEUM UNIVERSITY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 3:
4. The preparation method according claim 2, wherein in S21, the total mass fraction of monomers in the reaction system is 20˜25%, of which 15˜20% is the acrylamide's mass fraction, 2˜5% is the acrylic acid's mass fraction, 0.1˜0.3% is the hydrophobic monomer's mass fraction, 0.2˜0.6% is the surface active macromolecular monomer's mass fraction, 0.4˜0.8% is the sodium dodecyl sulfate's mass fraction, and the mass of the β-cyclodextrin modified branched monomer F-β-CD is 0.3˜0.5% of the total mass of monomers.