CN109266171A - A kind of corrosion-resistant cleaning shaft and coating process - Google Patents
A kind of corrosion-resistant cleaning shaft and coating process Download PDFInfo
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- CN109266171A CN109266171A CN201811049072.XA CN201811049072A CN109266171A CN 109266171 A CN109266171 A CN 109266171A CN 201811049072 A CN201811049072 A CN 201811049072A CN 109266171 A CN109266171 A CN 109266171A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0218—Pretreatment, e.g. heating the substrate
- B05D3/0236—Pretreatment, e.g. heating the substrate with ovens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
- B05D7/546—No clear coat specified each layer being cured, at least partially, separately
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2504/00—Epoxy polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a kind of corrosion-resistant cleaning shaft and coating process, are related to cleaning shaft technical field.Including pipeline body, pipeline body outer surface is coated with the high-temperature-resistant layer positioned inside, and the corrosion resistant layer positioned at outside, high-temperature-resistant layer is coated by bisphenol A epoxide resin material, corrosion resistant layer includes following components in parts by weight: corrosion resistant layer includes following components in parts by weight: 70~75 parts of bisphenol-s epoxy resin, 35~40 parts of alkyd resin, 22~24 parts of EPDM raw rubber, 4~7 parts of trbasic zinc phosphate, 5~8 parts of silicon ethylate, 4~7 parts of Methyl Hydrogen Polysiloxane Fluid, 4~5 parts of glycerine, 4~8 parts of bentonite, 5~7 parts of hydrophilic active carbon, 5~7 parts of fumed silica.The present invention improves the high temperature resistance and Corrosion Protection of pipeline body, largely improves the service life of the pipeline of dedusting.
Description
Technical field
The present invention relates to cleaning shaft technical fields, more particularly to a kind of corrosion-resistant cleaning shaft and coating process.
Background technique
Currently, with the development of industry, the cleaning shaft in polluted gas processing is more and more applied, wherein
The characteristics of plastics cleaning shaft is easy to process, and material is lighter, waterproof and dampproof, and there are also anti-flaming thermal-insulations is answered in cleaning shaft industry
With relatively broad.But since the gas attack degree of most of discharges is larger, existing plastics cleaning shaft corrosion resistance is bad,
And can further accelerate the corrosion rate of cleaning shaft in the hotter environment of gas dirt, so the time, which has been grown, will lead to dedusting
Pipeline damage influences normal use.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of corrosion-resistant cleaning shaft, including pipeline body, pipeline sheet
External surface is coated with the high-temperature-resistant layer positioned inside, and the corrosion resistant layer positioned at outside, and high-temperature-resistant layer is by bisphenol A epoxide resin
Material coats, and corrosion resistant layer includes following components in parts by weight: corrosion resistant layer include in parts by weight with
Lower component: 70~75 parts of bisphenol-s epoxy resin, 35~40 parts of alkyd resin, 22~24 parts of EPDM raw rubber, trbasic zinc phosphate 4~7
Part, 5~8 parts of silicon ethylate, 4~7 parts of Methyl Hydrogen Polysiloxane Fluid, 4~5 parts of glycerine, 4~8 parts of bentonite, hydrophilic active carbon 5
~7 parts, 5~7 parts of fumed silica.
The technical solution that the present invention further limits is: the preparation process of corrosion resistant layer is as follows:
A, bisphenol-s epoxy resin and alkyd resin are added in reaction kettle, under the conditions of 138-149 DEG C, are stirred to react
35-40min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, bentonite, fumed silica, hydrophilic active carbon and silicon ethylate are put into baking oven and are dried, be then placed in ball milling
It is stirred and mills in machine, and cross 90-100 mesh, form mixture B；
C, EPDM raw rubber and Methyl Hydrogen Polysiloxane Fluid are added in reaction kettle, it is anti-continues stirring under the conditions of 120-125 DEG C
1-1.5h is answered, glycerine, silicon ethylate and trbasic zinc phosphate is added, stirs 0.5-1h, mixture A and mixture B is added, is warming up to
150-165 DEG C, 3-4h is stirred, and persistently emulsify 40-50min using ultrasonic processing equipment.
Further, the high-temperature-resistant layer includes following components in parts by weight: liquid bisphenol A epoxy resin 75
~80 parts, 10~13 parts of dimethyl polysiloxane solution, 2~3 parts of titanium dioxide, 4~5 parts of diamino diphenyl sulfone, γ-aminopropyl
1~3 part of triethoxysilane, 1~2 part of zinc methacrylate, 4~7 parts of bismuth meal, 3~4 parts of phosphoric acid copper oxide, wollastonite 3~5
Part, 1~3 part of mica powder.
A kind of preceding corrosion-resistant cleaning shaft, the preparation process of the high-temperature-resistant layer are as follows:
A, liquid bisphenol A epoxy resin and dimethyl polysiloxane solution are added in reaction kettle, in 120-126 DEG C of condition
Under, it is stirred to react 50-55min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, wollastonite, mica powder and titanium dioxide are put into baking oven and are dried, be then placed in be stirred in ball mill and mill, and mistake
100-110 mesh forms mixture B；
C, gamma-aminopropyl-triethoxy-silane and diamino diphenyl sulfone are added in reaction kettle, under the conditions of 130-135 DEG C
Continue to be stirred to react 2-2.5h, zinc methacrylate, phosphoric acid copper oxide and bismuth meal be added, stir 1.5-2h, be added mixture A and
Mixture B is warming up to 170-175 DEG C, stirs 3-3.5h, and persistently emulsify 60-70min using ultrasonic processing equipment.
A kind of coating process applied to corrosion-resistant cleaning shaft, comprising the following steps:
Pipeline body is first cleaned with the pure water that temperature is 65-70 DEG C, is then dried up, drying temperature is 110-115 DEG C, then
Cooled to room temperature is rinsed with the pure water that temperature is 45 DEG C again, is finally dried up with blower stand-by；
High-temperature-resistant layer is stirred into 45min at 75-80 DEG C, corrosion resistant layer is stirred into 35min at 90-95 DEG C, the pipe that will be handled well
Road ontology, which is sent, is preheated to 130-140 DEG C into heating furnace, subsequently into spraying setting, is first uniformly sprayed with spray gun to valve surface
It applies high-temperature-resistant layer to be then heating and curing rapidly with a thickness of 0.25-0.29mm, then with spray gun by corrosion resistant layer even application to resistance to height
On warm layer, with a thickness of 0.13-0.16mm, it is cooled to room temperature.
The beneficial effects of the present invention are:
(1) present invention improves pipeline body effect resistant to high temperature in the surface of pipeline body coating high-temperature-resistant layer to reach, outside
The corrosion resistant layer of side can make pipeline body have the effect of dust-fast gas corrosion, and the two cooperates, it can be ensured that pipeline body
High temperature resistant and corrosion resistance, to improve the service life of pipeline body；
(2) corrosion resistant layer in the present invention is using bisphenol-s epoxy resin as base-material, in conjunction with alkyd resin, it is ensured that its corrosion resistance,
In, after adding alkyd resin film-forming, glossy and toughness, adhesive force is strong, and has good wearability and weatherability, can
Bear the friction of high temperature and high speed dust and gas, it is ensured that corrosion resistant layer can be improved in the EPDM raw rubber of the service life of corrosion resistant layer, addition
Heat-resisting quantity, so that it is also at more stable state at high temperature, it is living that the fumed silica of addition can be deposited on hydrophily
Property charcoal on, form finer and close paint film, further increase the corrosion resistant performance of erosion resistant coating；
(3) for the high-temperature-resistant layer in the present invention using liquid bisphenol A epoxy resin as matrix, cooperation dimethyl polysiloxane solution can be with
Ensure the high temperature resistance of high-temperature-resistant layer, and combine titanium dioxide and aluminium powder, further increases the resistance to extreme temperature of high-temperature-resistant layer, it can
So that pipeline body is able to bear certain high temperature, high-temperature-resistant layer is can be improved in the gamma-aminopropyl-triethoxy-silane of addition
Anti-aging property improves the service life of high-temperature-resistant layer, in addition, zinc methacrylate is improving the same of high-temperature-resistant layer resistance to extreme temperature
When, the corrosion resistance of high-temperature-resistant layer can be improved, improve the stability of high-temperature-resistant layer, the phosphoric acid copper oxide of addition is in high temperature
Under cementitiousness it is very strong, can under 500 DEG C of high temperature still have excellent adhesive property, high-temperature-resistant layer and pipeline can be improved
The adhesion strength of ontology and corrosion resistant layer makes what it at high temperature can also be stable to be bonded on pipeline body, to reach stable
The effect of protective conduit ontology.
Specific embodiment
Embodiment 1: a kind of corrosion-resistant cleaning shaft, including pipeline body, pipeline body outer surface, which is coated with, is located inside
High-temperature-resistant layer, and the corrosion resistant layer positioned at outside, high-temperature-resistant layer coat by bisphenol A epoxide resin material, corrosion resistant layer packet
Include following components in parts by weight: corrosion resistant layer includes following components in parts by weight: bisphenol-s epoxy resin 70
Part, 35 parts of alkyd resin, 22 parts of EPDM raw rubber, 4 parts of trbasic zinc phosphate, 5 parts of silicon ethylate, 4 parts of Methyl Hydrogen Polysiloxane Fluid, glycerine
4 parts, 4 parts of bentonite, 5 parts of hydrophilic active carbon, 5 parts of fumed silica.
Wherein, the preparation process of corrosion resistant layer is as follows:
A, bisphenol-s epoxy resin and alkyd resin are added in reaction kettle, under the conditions of 138-149 DEG C, are stirred to react
35-40min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, bentonite, fumed silica, hydrophilic active carbon and silicon ethylate are put into baking oven and are dried, be then placed in ball milling
It is stirred and mills in machine, and cross 90-100 mesh, form mixture B；
C, EPDM raw rubber and Methyl Hydrogen Polysiloxane Fluid are added in reaction kettle, it is anti-continues stirring under the conditions of 120-125 DEG C
1-1.5h is answered, glycerine, silicon ethylate and trbasic zinc phosphate is added, stirs 0.5-1h, mixture A and mixture B is added, is warming up to
150-165 DEG C, 3-4h is stirred, and persistently emulsify 40-50min using ultrasonic processing equipment.
High-temperature-resistant layer includes following components in parts by weight: 75 parts of liquid bisphenol A epoxy resin, the poly- silicon of dimethyl
10 parts of oxygen alkane solution, 2 parts of titanium dioxide, 4 parts of diamino diphenyl sulfone, 1 part of gamma-aminopropyl-triethoxy-silane, methacrylic acid
1 part of zinc, 4 parts of bismuth meal, 3 parts of phosphoric acid copper oxide, 3 parts of wollastonite, 1 part of mica powder.
The preparation process of high-temperature-resistant layer is as follows:
A, liquid bisphenol A epoxy resin and dimethyl polysiloxane solution are added in reaction kettle, in 120-126 DEG C of condition
Under, it is stirred to react 50-55min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, wollastonite, mica powder and titanium dioxide are put into baking oven and are dried, be then placed in be stirred in ball mill and mill, and mistake
100-110 mesh forms mixture B；
C, gamma-aminopropyl-triethoxy-silane and diamino diphenyl sulfone are added in reaction kettle, under the conditions of 130-135 DEG C
Continue to be stirred to react 2-2.5h, zinc methacrylate, phosphoric acid copper oxide and bismuth meal be added, stir 1.5-2h, be added mixture A and
Mixture B is warming up to 170-175 DEG C, stirs 3-3.5h, and persistently emulsify 60-70min using ultrasonic processing equipment.
A kind of coating process applied to corrosion-resistant cleaning shaft, comprising the following steps:
Pipeline body is first cleaned with the pure water that temperature is 65-70 DEG C, is then dried up, drying temperature is 110-115 DEG C, then
Cooled to room temperature is rinsed with the pure water that temperature is 45 DEG C again, is finally dried up with blower stand-by；
High-temperature-resistant layer is stirred into 45min at 75-80 DEG C, corrosion resistant layer is stirred into 35min at 90-95 DEG C, the pipe that will be handled well
Road ontology, which is sent, is preheated to 130-140 DEG C into heating furnace, subsequently into spraying setting, is first uniformly sprayed with spray gun to valve surface
It applies high-temperature-resistant layer to be then heating and curing rapidly with a thickness of 0.25-0.29mm, then with spray gun by corrosion resistant layer even application to resistance to height
On warm layer, with a thickness of 0.13-0.16mm, it is cooled to room temperature.
Embodiment 2: a kind of corrosion-resistant cleaning shaft, including pipeline body, pipeline body outer surface, which is coated with, is located inside
High-temperature-resistant layer, and the corrosion resistant layer positioned at outside, high-temperature-resistant layer coat by bisphenol A epoxide resin material, corrosion resistant layer packet
Include following components in parts by weight: corrosion resistant layer includes following components in parts by weight: bisphenol-s epoxy resin
72.5 parts, 37.5 parts of alkyd resin, 23 parts of EPDM raw rubber, 5.5 parts of trbasic zinc phosphate, 6.5 parts of silicon ethylate, Methyl Hydrogen Polysiloxane Fluid
5.5 parts, 4.5 parts of glycerine, 6 parts of bentonite, 6 parts of hydrophilic active carbon, 6 parts of fumed silica.
Wherein, the preparation process of corrosion resistant layer is as follows:
A, bisphenol-s epoxy resin and alkyd resin are added in reaction kettle, under the conditions of 138-149 DEG C, are stirred to react
35-40min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, bentonite, fumed silica, hydrophilic active carbon and silicon ethylate are put into baking oven and are dried, be then placed in ball milling
It is stirred and mills in machine, and cross 90-100 mesh, form mixture B；
C, EPDM raw rubber and Methyl Hydrogen Polysiloxane Fluid are added in reaction kettle, it is anti-continues stirring under the conditions of 120-125 DEG C
1-1.5h is answered, glycerine, silicon ethylate and trbasic zinc phosphate is added, stirs 0.5-1h, mixture A and mixture B is added, is warming up to
150-165 DEG C, 3-4h is stirred, and persistently emulsify 40-50min using ultrasonic processing equipment.
High-temperature-resistant layer includes following components in parts by weight: 75~80 parts of liquid bisphenol A epoxy resin, dimethyl
11.5 parts of polysiloxane solution, 2.5 parts of titanium dioxide, 4.5 parts of diamino diphenyl sulfone, 2 parts of gamma-aminopropyl-triethoxy-silane,
1.5 parts of zinc methacrylate, 5.5 parts of bismuth meal, 3.5 parts of phosphoric acid copper oxide, 4 parts of wollastonite, 2 parts of mica powder.
The preparation process of high-temperature-resistant layer is as follows:
A, liquid bisphenol A epoxy resin and dimethyl polysiloxane solution are added in reaction kettle, in 120-126 DEG C of condition
Under, it is stirred to react 50-55min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, wollastonite, mica powder and titanium dioxide are put into baking oven and are dried, be then placed in be stirred in ball mill and mill, and mistake
100-110 mesh forms mixture B；
C, gamma-aminopropyl-triethoxy-silane and diamino diphenyl sulfone are added in reaction kettle, under the conditions of 130-135 DEG C
Continue to be stirred to react 2-2.5h, zinc methacrylate, phosphoric acid copper oxide and bismuth meal be added, stir 1.5-2h, be added mixture A and
Mixture B is warming up to 170-175 DEG C, stirs 3-3.5h, and persistently emulsify 60-70min using ultrasonic processing equipment.
A kind of coating process applied to corrosion-resistant cleaning shaft, comprising the following steps:
Pipeline body is first cleaned with the pure water that temperature is 65-70 DEG C, is then dried up, drying temperature is 110-115 DEG C, then
Cooled to room temperature is rinsed with the pure water that temperature is 45 DEG C again, is finally dried up with blower stand-by；
High-temperature-resistant layer is stirred into 45min at 75-80 DEG C, corrosion resistant layer is stirred into 35min at 90-95 DEG C, the pipe that will be handled well
Road ontology, which is sent, is preheated to 130-140 DEG C into heating furnace, subsequently into spraying setting, is first uniformly sprayed with spray gun to valve surface
It applies high-temperature-resistant layer to be then heating and curing rapidly with a thickness of 0.25-0.29mm, then with spray gun by corrosion resistant layer even application to resistance to height
On warm layer, with a thickness of 0.13-0.16mm, it is cooled to room temperature.
Embodiment 3: a kind of corrosion-resistant cleaning shaft, including pipeline body, pipeline body outer surface, which is coated with, is located inside
High-temperature-resistant layer, and the corrosion resistant layer positioned at outside, high-temperature-resistant layer coat by bisphenol A epoxide resin material, corrosion resistant layer packet
Include following components in parts by weight: corrosion resistant layer includes following components in parts by weight: bisphenol-s epoxy resin 75
Part, 40 parts of alkyd resin, 24 parts of EPDM raw rubber, 7 parts of trbasic zinc phosphate, 8 parts of silicon ethylate, 7 parts of Methyl Hydrogen Polysiloxane Fluid, glycerine
5 parts, 8 parts of bentonite, 7 parts of hydrophilic active carbon, 7 parts of fumed silica.
Wherein, the preparation process of corrosion resistant layer is as follows:
A, bisphenol-s epoxy resin and alkyd resin are added in reaction kettle, under the conditions of 138-149 DEG C, are stirred to react
35-40min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, bentonite, fumed silica, hydrophilic active carbon and silicon ethylate are put into baking oven and are dried, be then placed in ball milling
It is stirred and mills in machine, and cross 90-100 mesh, form mixture B；
C, EPDM raw rubber and Methyl Hydrogen Polysiloxane Fluid are added in reaction kettle, it is anti-continues stirring under the conditions of 120-125 DEG C
1-1.5h is answered, glycerine, silicon ethylate and trbasic zinc phosphate is added, stirs 0.5-1h, mixture A and mixture B is added, is warming up to
150-165 DEG C, 3-4h is stirred, and persistently emulsify 40-50min using ultrasonic processing equipment.
High-temperature-resistant layer includes following components in parts by weight: 75~80 parts of liquid bisphenol A epoxy resin, dimethyl
13 parts of polysiloxane solution, 3 parts of titanium dioxide, 5 parts of diamino diphenyl sulfone, 3 parts of gamma-aminopropyl-triethoxy-silane, methyl-prop
2 parts of olefin(e) acid zinc, 7 parts of bismuth meal, 4 parts of phosphoric acid copper oxide, 5 parts of wollastonite, 3 parts of mica powder.
The preparation process of high-temperature-resistant layer is as follows:
A, liquid bisphenol A epoxy resin and dimethyl polysiloxane solution are added in reaction kettle, in 120-126 DEG C of condition
Under, it is stirred to react 50-55min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, wollastonite, mica powder and titanium dioxide are put into baking oven and are dried, be then placed in be stirred in ball mill and mill, and mistake
100-110 mesh forms mixture B；
C, gamma-aminopropyl-triethoxy-silane and diamino diphenyl sulfone are added in reaction kettle, under the conditions of 130-135 DEG C
Continue to be stirred to react 2-2.5h, zinc methacrylate, phosphoric acid copper oxide and bismuth meal be added, stir 1.5-2h, be added mixture A and
Mixture B is warming up to 170-175 DEG C, stirs 3-3.5h, and persistently emulsify 60-70min using ultrasonic processing equipment.
A kind of coating process applied to corrosion-resistant cleaning shaft, comprising the following steps:
Pipeline body is first cleaned with the pure water that temperature is 65-70 DEG C, is then dried up, drying temperature is 110-115 DEG C, then
Cooled to room temperature is rinsed with the pure water that temperature is 45 DEG C again, is finally dried up with blower stand-by；
High-temperature-resistant layer is stirred into 45min at 75-80 DEG C, corrosion resistant layer is stirred into 35min at 90-95 DEG C, the pipe that will be handled well
Road ontology, which is sent, is preheated to 130-140 DEG C into heating furnace, subsequently into spraying setting, is first uniformly sprayed with spray gun to valve surface
It applies high-temperature-resistant layer to be then heating and curing rapidly with a thickness of 0.25-0.29mm, then with spray gun by corrosion resistant layer even application to resistance to height
On warm layer, with a thickness of 0.13-0.16mm, it is cooled to room temperature.
Comparative example: using the cleaning shaft sold in the market.
Cleaning shaft and comparative example prepared by embodiment 1- embodiment 3 are compared into application test, properties press state
Mark is measured, and experimental condition and other experimental materials are all the same, and test result is as follows:
As seen from the above table, cleaning shaft of the invention greatly improves in terms of high temperature resistance and corrosion resistance, can be pre-
Know that high-temperature-resistant layer and corrosion resistant layer are coated on pipeline body improves the high temperature resistance and anticorrosive property of pipeline body
Can, largely improve the service life of the pipeline of dedusting.
In addition to the implementation, the present invention can also have other embodiments.It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (5)
1. a kind of corrosion-resistant cleaning shaft, including pipeline body, it is characterised in that: the pipeline body outer surface, which is coated with, to be located at
The high-temperature-resistant layer of inside, and the corrosion resistant layer positioned at outside, the high-temperature-resistant layer are coated by bisphenol A epoxide resin material,
The corrosion resistant layer includes following components in parts by weight: the corrosion resistant layer includes in parts by weight with the following group
Point: 70~75 parts of bisphenol-s epoxy resin, 35~40 parts of alkyd resin, 22~24 parts of EPDM raw rubber, 4~7 parts of trbasic zinc phosphate,
5~8 parts of silicon ethylate, 4~7 parts of Methyl Hydrogen Polysiloxane Fluid, 4~5 parts of glycerine, 4~8 parts of bentonite, hydrophilic active carbon 5~7
Part, 5~7 parts of fumed silica.
2. a kind of corrosion-resistant cleaning shaft according to claim 1, it is characterised in that: the preparation process of the corrosion resistant layer is such as
Under:
A, bisphenol-s epoxy resin and alkyd resin are added in reaction kettle, under the conditions of 138-149 DEG C, are stirred to react
35-40min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, bentonite, fumed silica, hydrophilic active carbon and silicon ethylate are put into baking oven and are dried, be then placed in ball milling
It is stirred and mills in machine, and cross 90-100 mesh, form mixture B；
C, EPDM raw rubber and Methyl Hydrogen Polysiloxane Fluid are added in reaction kettle, it is anti-continues stirring under the conditions of 120-125 DEG C
1-1.5h is answered, glycerine, silicon ethylate and trbasic zinc phosphate is added, stirs 0.5-1h, mixture A and mixture B is added, is warming up to
150-165 DEG C, 3-4h is stirred, and persistently emulsify 40-50min using ultrasonic processing equipment.
3. a kind of corrosion-resistant cleaning shaft according to claim 1, it is characterised in that: the high-temperature-resistant layer includes according to weight
Measure the following components of number meter: 75~80 parts of liquid bisphenol A epoxy resin, 10~13 parts of dimethyl polysiloxane solution, titanium white
2~3 parts of powder, 4~5 parts of diamino diphenyl sulfone, 1~3 part of gamma-aminopropyl-triethoxy-silane, 1~2 part of zinc methacrylate,
4~7 parts of bismuth meal, 3~4 parts of phosphoric acid copper oxide, 3~5 parts of wollastonite, 1~3 part of mica powder.
4. a kind of corrosion-resistant cleaning shaft according to claim 3, it is characterised in that: the preparation process of the high-temperature-resistant layer
It is as follows:
A, liquid bisphenol A epoxy resin and dimethyl polysiloxane solution are added in reaction kettle, in 120-126 DEG C of condition
Under, it is stirred to react 50-55min, take the dish out of the pot cooling after fully reacting, smashes, and forms mixture A；
B, wollastonite, mica powder and titanium dioxide are put into baking oven and are dried, be then placed in be stirred in ball mill and mill, and mistake
100-110 mesh forms mixture B；
C, gamma-aminopropyl-triethoxy-silane and diamino diphenyl sulfone are added in reaction kettle, under the conditions of 130-135 DEG C
Continue to be stirred to react 2-2.5h, zinc methacrylate, phosphoric acid copper oxide and bismuth meal be added, stir 1.5-2h, be added mixture A and
Mixture B is warming up to 170-175 DEG C, stirs 3-3.5h, and persistently emulsify 60-70min using ultrasonic processing equipment.
5. a kind of coating process applied to corrosion-resistant cleaning shaft described in claim 1-4, it is characterised in that: including following
Step:
Pipeline body is first cleaned with the pure water that temperature is 65-70 DEG C, is then dried up, drying temperature is 110-115 DEG C, then
Cooled to room temperature is rinsed with the pure water that temperature is 45 DEG C again, is finally dried up with blower stand-by；
High-temperature-resistant layer is stirred into 45min at 75-80 DEG C, corrosion resistant layer is stirred into 35min at 90-95 DEG C, the pipe that will be handled well
Road ontology, which is sent, is preheated to 130-140 DEG C into heating furnace, subsequently into spraying setting, is first uniformly sprayed with spray gun to valve surface
It applies high-temperature-resistant layer to be then heating and curing rapidly with a thickness of 0.25-0.29mm, then with spray gun by corrosion resistant layer even application to resistance to height
On warm layer, with a thickness of 0.13-0.16mm, it is cooled to room temperature.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811049072.XA CN109266171A (en) | 2018-09-10 | 2018-09-10 | A kind of corrosion-resistant cleaning shaft and coating process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811049072.XA CN109266171A (en) | 2018-09-10 | 2018-09-10 | A kind of corrosion-resistant cleaning shaft and coating process |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1939988A (en) * | 2005-09-29 | 2007-04-04 | 宝山钢铁股份有限公司 | Pigment with high-friction resistance, high-temperature-resisting and antirust functions and its production |
| CN101041760A (en) * | 2007-04-25 | 2007-09-26 | 沈阳市航达科技有限责任公司 | Aqueous anticorrosion paint and preparation method thereof |
| CN103045044A (en) * | 2012-12-12 | 2013-04-17 | 滁州市宏源喷涂有限公司 | Energy-saving and environment-friendly powder coating and preparation method thereof |
| CN206130332U (en) * | 2016-10-28 | 2017-04-26 | 广汉华气防腐工程有限公司 | High weatherability corrosion -resistant and fireproof gas pipeline |
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2018
- 2018-09-10 CN CN201811049072.XA patent/CN109266171A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1939988A (en) * | 2005-09-29 | 2007-04-04 | 宝山钢铁股份有限公司 | Pigment with high-friction resistance, high-temperature-resisting and antirust functions and its production |
| CN101041760A (en) * | 2007-04-25 | 2007-09-26 | 沈阳市航达科技有限责任公司 | Aqueous anticorrosion paint and preparation method thereof |
| CN103045044A (en) * | 2012-12-12 | 2013-04-17 | 滁州市宏源喷涂有限公司 | Energy-saving and environment-friendly powder coating and preparation method thereof |
| CN206130332U (en) * | 2016-10-28 | 2017-04-26 | 广汉华气防腐工程有限公司 | High weatherability corrosion -resistant and fireproof gas pipeline |
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Application publication date: 20190125 |