Desulfurization particle for reducing CFB circulating fluidized bed discharge
A circulating fluidized bed and particle technology, applied in the separation of dispersed particles, chemical instruments and methods, gas treatment, etc., can solve the problems of emission obstruction, desulfurization efficiency is not difficult to meet environmental needs, etc., to reduce emissions and improve desulfurization Efficiency and quality, and the effect of increasing the contact area
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Embodiment 1
[0019] The invention provides a desulfurization granule for reducing the discharge of a CFB circulating fluidized bed. Its components and the mass percentages of each component are: hot-melt granules: 45%, calcium carbonate powder: 45% and additives: 10%; the composition of hot-melt particles and the mass percentage of each component are: nylon: 70%, alkyl silicate: 15% and metal powder: 15%, nylon is PA12 nylon; metal powder is titanium alloy Ti64 powder; the composition of additives and the mass percentage of each composition are: particle binder: 15%, emulsifier: 10%, initiator: 4% and solvent: 71%; the composition of particle binder And the mass percentages of each component are: vinyl acetate-ethylene copolymer emulsion: 13%, polyvinyl alcohol: 7%, preservative: 2%, defoamer: 2%, and the rest is water; the emulsifier is Span; The initiator is ammonium persulfate; the solvent is butyl acetate.
[0020] The production method is: use hot-melt granules as the base, mix calci...
Embodiment 2
[0022] The invention provides a desulfurization granule for reducing the discharge of a CFB circulating fluidized bed, the components and the mass percentages of each component are: hot-melt granules: 62%, calcium carbonate powder: 30% and additives: 8%; the composition of hot-melt particles and the mass percentage of each component are: nylon: 85%, alkyl silicate: 5% and metal powder: 10%, nylon is PA12 nylon; metal powder is titanium alloy Ti64 powder; the composition of additives and the mass percentage of each composition are: particle binder: 20%, emulsifier: 10%, initiator: 10% and solvent: 60%; the composition of particle binder And the mass percentages of each component are: vinyl acetate-ethylene copolymer emulsion: 27%, polyvinyl alcohol: 17%, preservative: 4%, defoamer: 4%, and the rest is water; emulsifier is toast; The initiator is potassium persulfate; the solvent is butanone.
[0023] The production method is: use hot-melt granules as the base, mix calcium carb...
Embodiment 3
[0025] The invention provides a desulfurization granule for reducing the discharge of a CFB circulating fluidized bed. The composition and mass percentage of each component are: hot-melt granule: 54%, calcium carbonate powder: 38% and additives: 8%; the composition of hot-melt particles and the mass percentage of each component are: nylon: 77%, alkyl silicate: 12% and metal powder: 11%, nylon is PA12 nylon; metal powder is titanium alloy Ti64 powder; the composition of additives and the mass percentage of each composition are: particle binder: 18%, emulsifier: 7%, initiator: 7% and solvent: 68%; the composition of particle binder And the mass percentages of each component are: vinyl acetate-ethylene copolymer emulsion: 20%, polyvinyl alcohol: 13%, preservative: 3%, defoamer: 3%, and the rest is water; emulsifier is alkylphenol Polyoxyethylene ether; initiator is sodium persulfate; solvent is propylene glycol methyl ether acetate.
[0026] The production method is: use hot-mel...
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