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Sodium styrene sulfonate-ethyl acrylate trimethyl ammonium chloride copolymer
[Preparation method] Sodium styrene sulfonate and ethyl acrylate trimethyl ammonium chloride are reacted by free radical polymerization to produce sodium styrene sulfonate-ethyl acrylate trimethyl ammonium chloride copolymer.
Add deionized water, chelating agent, chain transfer agent and sodium styrene sulfonate monomer into the reaction kettle, then add ethyl acrylate trimethyl ammonium chloride monomer, deoxidize with N 2 for 20 to 30 minutes, then add The initiator (such as potassium persulfate /AIBN/urea, etc.
4-vinylpyridine-4-acetoxystyrene copolymer
[Preparation method] The structural formula and preparation process of 4-vinylpyridine-4-acetoxystyrene copolymer are shown in the following formula:
Preparation method: Add 4.