Special corrosion and scale inhibitor for water reuse in power plant and preparation method thereof
A corrosion and scale inhibitor, reclaimed water technology, applied in chemical instruments and methods, descaling and water softening, water/sludge/sewage treatment, etc. No secondary pollution and other problems, to achieve the effect of obvious synergistic effect, improved effect, and good adsorption performance
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Embodiment 1
[0045] In this embodiment, the special corrosion and scale inhibitor for water reuse in power plants includes the following components in mass percentage:
[0046] Methylsulfonate polyepoxysuccinic acid 30%,
[0047] N, N'-Diacetyl adipamide 22%,
[0048] Maleic-Acrylic Copolymer 16%,
[0049] Graphene oxide aqueous dispersion 4%,
[0050] Fatty alcohol polyoxyethylene ether 5%,
[0051] Zinc sulfate aqueous solution 23%,
[0052] The mass fraction of the zinc sulfate aqueous solution is 12%.
[0053] The preparation method of the special corrosion and scale inhibitor for reuse of reclaimed water in the power plant in this embodiment is as follows:
[0054] Weigh sulfonate methylamino polyepoxysuccinic acid, N, N'-diacetyl adipic dihydrazide, maleic acid-acrylic acid copolymer and graphene oxide aqueous dispersion in proportion, and add them to the container in sequence. Mix, heat to 90°C, add zinc sulfate aqueous solution dropwise withi...
Embodiment 2
[0056] In this embodiment, the special corrosion and scale inhibitor for water reuse in power plants includes the following components in mass percentage:
[0057] Sulfonated methylamino polyepoxysuccinic acid 25%,
[0058] N, N'-Diacetyl adipamide 20%,
[0059] Maleic-acrylic acid copolymer 12%,
[0060] Graphene oxide aqueous dispersion 3%,
[0061] Fatty alcohol polyoxyethylene ether 3%,
[0062] Zinc sulfate aqueous solution 37%,
[0063] The mass fraction of the zinc sulfate aqueous solution is 12%.
[0064] The preparation method of the special corrosion and scale inhibitor for reuse of reclaimed water in the power plant in this embodiment is as follows:
[0065] Weigh sulfonate methylamino polyepoxysuccinic acid, N, N'-diacetyl adipic dihydrazide, maleic acid-acrylic acid copolymer and graphene oxide aqueous dispersion in proportion, and add them to the container in sequence. Mix, heat to 80°C, add zinc sulfate aqueous solut...
Embodiment 3
[0067] In this embodiment, the special corrosion and scale inhibitor for water reuse in power plants includes the following components in mass percentage:
[0068] Methylsulfonate polyepoxysuccinic acid 40%,
[0069] N, N'-Diacetyl adipamide 22%,
[0070] Maleic-acrylic acid copolymer 15%,
[0071] Graphene oxide aqueous dispersion 4%,
[0072] Fatty alcohol ethoxylates 4%,
[0073] Zinc sulfate in water 15%.
[0074] The mass fraction of the zinc sulfate aqueous solution is 12%.
[0075] The preparation method of the special corrosion and scale inhibitor for reuse of reclaimed water in the power plant in this embodiment is as follows:
[0076] Weigh sulfonate methylamino polyepoxysuccinic acid, N, N'-diacetyl adipic dihydrazide, maleic acid-acrylic acid copolymer and graphene oxide aqueous dispersion in proportion, and add them to the container in sequence. Mix, heat to 65°C, add zinc sulfate aqueous solution dropwise within 2.0 h...
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