Hydrogel initiated based on redox reaction
The invention relates to hydrogel based on redox reaction initiation, and belongs to the field of organic high-molecular compounds. The hydrogel is obtained by initiating an acrylamide monomer or acrylic acid to polymerize by an organosiloxane/persulfate redox system containing Si-N bonds; the organ...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to hydrogel based on redox reaction initiation, and belongs to the field of organic high-molecular compounds. The hydrogel is obtained by initiating an acrylamide monomer or acrylic acid to polymerize by an organosiloxane/persulfate redox system containing Si-N bonds; the organosiloxane containing the Si-N bond also serves as a cross-linking agent for polymerization of the acrylamide monomer or the acrylic acid. Organosiloxane containing Si-N bonds and persulfate form a novel redox system, unsaturated monomers are polymerized, after the organosiloxane initiates polymerization of the unsaturated monomers (such as acrylamide monomers or acrylic acid), acrylamide chains are connected to form a network through hydrolysis crosslinking of multiple Si-Os contained in the unsaturated monomers, and then the unsaturated monomers (such as the acrylamide monomers or the acrylic acid) are polymerized. Therefore, the effect of a cross-linking agent can also be achieved. In addition, organic silicon ch |
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