CATIONIC POLYMERIZATION PROCESS FOR THE SYNTHESIS OF NANO-STRUCTURED POLYMERS CONTAINING GRAPHENE Russian patent published in 2018 - IPC C08F212/08 C01B32/182 B82Y30/00 

Abstract RU 2652115 C2

FIELD: nanotechnologies.

SUBSTANCE: present invention relates to a process for the synthesis of nano-structured polymers containing graphene. Cationic polymerization method for the synthesis of nanostructured polymers containing graphene, which comprises reacting an oxide of graphite dispersed in a solvent by ultrasound, with at least one one vinyl monomer and at least one vinyl-aromatic monomer in the presence of at least one strong mineral acid suitable for activating the cationic polymerization, wherein said graphite oxide contains from 5 to 60 % by weight of bound oxygen, said vinyl monomer comprising at least one, one carboxyl group, wherein the ratio between the oxygen bound oxygen and the carboxyl groups is in the range of from 1:10 to 10:1 in moles per mole, and the ratio between said vinyl aromatic monomer and the sum of the amount of graphite oxide and vinyl monomer, containing carboxyl groups lies in the range of 50 % to 99 % by weight.

EFFECT: technical result is the preparation of nano-structured polymers containing graphene, evenly distributed and without aggravating separation of the phases of residual agglomerates.

18 cl, 10 dwg, 12 ex, 5 tbl

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RU 2 652 115 C2

Authors

Goffredi Dzhino

Longo Aldo

Valentino Olga

Felizari Rikkardo

Kazalini Alessandro

Dates

2018-04-25Published

2014-05-20Filed