Patent ID: 11905352
Assignee: SHANDONG UNIVERSITY
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  E | IPC C  E

Claim 12:
13. The preparation method according to claim 12, wherein the inorganic peroxide initiator comprises potassium persulfate, sodium persulfate and ammonium persulfate;
the azo initiator comprises azobisisobutyronitrile, azobisisoheptonitrile and dimethyl azobisisobutyrate; and
the redox initiators comprise ammonium persulfate/sodium bisulfite, hydrogen peroxide/ferrous sulfate, ammonium persulfate/ferrous sulfate and potassium persulfate/ferrous chloride; wherein the substance before “/” indicates an oxidation initiator, the substance after “/” indicates a reduction initiator, and each couple of redox initiators are used at the same time; and a mass ratio of the oxidation initiator to the reduction initiator is 1:3-8.