Preparation method of complex high-efficiency scale inhibitor
A technology of scale inhibitor and compound agent, applied in the field of scale inhibitor, can solve the problems of harsh environmental requirements and single performance of scale inhibitor, and achieve the effect of good corrosion inhibition, enhanced scale inhibition effect and broad application prospect.
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[0020] Example 1
[0021] (1) Material weighing: Weigh 25 parts by weight of initiator, 15 parts of monomer raw materials, 30 parts of compounding agent, 20 parts of solvent, and 50 parts of auxiliary agent. Among them, the initiator is 5 parts by weight. :4 mixed sodium bisulfite and ammonium persulfate mixture, the monomer raw material is a mixture of acrylic acid and 2-acrylamide-2-methylpropanesulfonic acid mixed in a mass ratio of 3:8, the compounding agent It is 2-phosphonobutane-1,2,4-tricarboxylic acid, the solvent is deionized water, and the auxiliary agent is epoxy resin and amino resin mixed in a mass ratio of 2:5:3:7 , A mixture of rust inhibitor and preservative;
[0022] (2) Copolymerization reaction: Add monomer raw materials, initiator, solvent, zeolite, and magnetic stirrer into a four-necked flask equipped with a nitrogen port, reflux condenser, dropping funnel and thermometer, and place it in a heat-collecting magnetic stirrer. Heating and stirring in the devic...
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[0025] Example 2
[0026] (1) Material weighing: Weigh 15 parts by weight of initiator, 10 parts of monomer raw materials, 20 parts of compounding agent, 15 parts of solvent, and 30 parts of auxiliary agent. Among them, the initiator is 1 parts by weight. :3 mixed sodium bisulfite and ammonium persulfate mixture, the monomer raw material is a mixture of acrylic acid and 2-acrylamide-2-methylpropanesulfonic acid mixed in a mass ratio of 2:5, the compounding agent It is 2-phosphonobutane-1,2,4-tricarboxylic acid, the solvent is deionized water, and the auxiliary agent is epoxy resin and amino resin mixed in a mass ratio of 1:2:2:5 , A mixture of rust inhibitor and preservative;
[0027] (2) Copolymerization reaction: Add monomer raw materials, initiator, solvent, zeolite, and magnetic stirrer into a four-necked flask equipped with a nitrogen port, reflux condenser, dropping funnel and thermometer, and place it in a heat-collecting magnetic stirrer. Heating and stirring in the devic...
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