Scale removal and prevention agent for boiler and preparation method of scale removal and prevention agent
An anti-scaling agent and technology for boilers, which are applied in the fields of descaling and water softening, chemical instruments and methods, complex/solubilizing agent treatment, etc. Simple, long drug release cycle and high scale inhibition efficiency
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Embodiment 1
[0019] A boiler descaling and antiscaling agent, which is prepared according to the following raw material proportions by weight: 25 parts of citric acid, 15 parts of hydrochloric acid, 12 parts of sodium chloride, 12 parts of sodium hexametaphosphate, 8 parts of sodium pyrophosphate, and 13 parts of acrylic acid parts, 8 parts of ammonium nitrate, 8 parts of sulfamic acid, 3 parts of initiator, 4 parts of polypropylene resin binder, and 35 parts of deionized water.
[0020] A preparation method of a boiler descaling and antiscaling agent, comprising the following steps:
[0021] (1) Add citric acid, hydrochloric acid, sodium chloride and deionized water into the reactor, the temperature inside the reactor is 35°C, stir and mix for 1.2 hours;
[0022] (2) Add sodium hexametaphosphate, sodium pyrophosphate, acrylic acid, ammonium nitrate and sulfamic acid to the solution in step (1), raise the temperature in the reaction kettle to 63°C, and continue the reaction for 1.1 hours; ...
Embodiment 2
[0027] A boiler descaling and antiscaling agent, prepared according to the following raw material ratios by weight: 30 parts of citric acid, 20 parts of hydrochloric acid, 15 parts of sodium chloride, 15 parts of sodium hexametaphosphate, 10 parts of sodium pyrophosphate, 16 parts of acrylic acid parts, 11 parts of ammonium nitrate, 11 parts of sulfamic acid, 5 parts of initiator, 6 parts of polypropylene resin binder, and 40 parts of deionized water.
[0028] A preparation method of a boiler descaling and antiscaling agent, comprising the following steps:
[0029] (1) Add citric acid, hydrochloric acid, sodium chloride and deionized water into the reactor, the temperature inside the reactor is 40°C, stir and mix for 1.5 hours;
[0030] (2) Add sodium hexametaphosphate, sodium pyrophosphate, acrylic acid, ammonium nitrate and sulfamic acid to the solution in step (1), raise the temperature in the reaction kettle to 66°C, and continue the reaction for 1.6 hours;
[0031] (3) a...
Embodiment 3
[0035] A boiler descaling and antiscaling agent, prepared according to the following raw material ratios by weight: 35 parts of citric acid, 25 parts of hydrochloric acid, 20 parts of sodium chloride, 20 parts of sodium hexametaphosphate, 12 parts of sodium pyrophosphate, and 19 parts of acrylic acid parts, 14 parts of ammonium nitrate, 13 parts of sulfamic acid, 7 parts of initiator, 9 parts of polypropylene resin binder, and 45 parts of deionized water.
[0036] A preparation method of a boiler descaling and antiscaling agent, comprising the following steps:
[0037] (1) Add citric acid, hydrochloric acid, sodium chloride and deionized water into the reactor, the temperature inside the reactor is 44°C, stir and mix for 1.7 hours;
[0038] (2) Add sodium hexametaphosphate, sodium pyrophosphate, acrylic acid, ammonium nitrate and sulfamic acid to the solution in step (1), raise the temperature in the reaction kettle to 69°C, and continue the reaction for 1.9 hours;
[0039] (...
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