CN107779087A - A kind of corrosion-and high-temp-resistant coating and preparation method thereof - Google Patents
A kind of corrosion-and high-temp-resistant coating and preparation method thereof Download PDFInfo
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- CN107779087A CN107779087A CN201711272204.0A CN201711272204A CN107779087A CN 107779087 A CN107779087 A CN 107779087A CN 201711272204 A CN201711272204 A CN 201711272204A CN 107779087 A CN107779087 A CN 107779087A
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of corrosion-and high-temp-resistant coating and preparation method thereof, its formulation for coating material is prepared by following raw material mass mixture ratio：Organic siliconresin base-material is 30% 40%, functional stuffing is 10% 20%, polytetrafluoroethylene (PTFE) 10% 20%, polyphenylene sulfide 10% 20%, film forming agent 1% 2%, dispersant 1% 2%, defoamer 0.5% 1.0%, thickener 0.3% 1.0%, and surplus is softened water.In high-temperature resistant coating, due to adding resistant material in preparation method, have corrosion-resistant with high-temperature resistant double-layer protective layer, overcome the easy scorification under high temperature, dry fire condition originally, the shortcomings of long coating of usage time is perishable.
Description
Technical field
The present invention relates to a kind of composite coating and preparation method thereof, belongs to field of fine chemical.
Background technology
High-temperature resistant coating is generally referred to more than 200 DEG C, and paint film is non-discolouring, is not fallen off, and can keep certain thing
Manage mechanical performance so that the coating that protected object can normally play a role in high temperature environments.High-temperature resistance energy-saving applies
Material is the achievement of multidisciplinary combination and integrated application.Such coating can be widely applied to high temperature steam pipeline, heat
Exchanger, condenser, high temperature furnace, petroleum cracking equipment, the metallic high temperature protection of metallurgy industry, smoke exhaust pipe, oven, Muffle furnace,
Blast furnace（Combustion chamber）, boiler, barbecue and vessel, jet engine parts, blast pipe and other engine apparatus.Pass through
Adjustment to formulation for coating material, it can make high-temperature resistant coating that there is many good performances, such as corrosion resistance.In recent decades, with
Continuous growth of multiple industries to corrosion-and high-temp-resistant coating demand, the both at home and abroad research on corrosion-and high-temp-resistant coating
Also more and more, high temperature corrosion-resisting coating is mainly used in the field bodies of heater such as metallurgy, generating, fluid bed, building materials, waste incineration.
The present invention is to solve the characteristics of heat resisting temperature is low in existing insulating moulding coating, poor corrosion resistance, there is provided a kind of high temperature bar
Corrosion-and high-temp-resistant insulating moulding coating not easy to change under part, difficult for drop-off.
The content of the invention
The present invention provides a kind of corrosion-and high-temp-resistant coating.
The technical solution adopted by the present invention is as follows：A kind of corrosion-and high-temp-resistant coating, its formulation for coating material is by following raw material matter
Amount proportioning composition：Organic siliconresin base-material is 30%-40%, functional stuffing 10%-20%, polytetrafluoroethylene (PTFE) 10%-20%, polyphenyl
Thioether 10%- 20%, film forming agent 1%-2%, dispersant 1%-2%, defoamer 0.5%-1.0%, thickener 0.3%-1.0%, surplus are
Softened water.
It is prepared by the use following steps of the corrosion-and high-temp-resistant coating of the present invention：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, carries out first
Secondary ball milling, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, high speed ball milling is carried out and fills
It is scattered, make it well mixed；
（3）Thickener is added, stirring at low speed, sieves and is thickened to form coating finished product.
Preferably, the functional stuffing is talcum powder, and its granularity is 500-1250 mesh.
Preferably, the film forming agent is propylene glycol monomethyl ether amyl acetate.
Preferably, the dispersant is polyether modified siloxane and organosilicon modified polyether amide polymer.
Preferably, the defoamer is polysiloxane solution.
Preferably, the thickener is aerosil.
Preferably, the first time ball milling speed is 200-300r/min.
Preferably, the high speed ball milling speed is 450-750r/min.
Preferably, the stirring at low speed speed is 50-70r/min.
Polytetrafluoroethylene (PTFE), polyphenylene sulfide are added in the composite coating of the present invention, makes coating that there is corrosion-resistant and high temperature resistant
Protective layer, overcome originally under high temperature, dry fire condition easy scorification, it is cracked, come off, usage time is grown perishable grade and lacked
Point.
Embodiment
The present invention is described in further details below by embodiment, these embodiments are only used for illustrating the present invention, and
Do not limit the scope of the invention.
A kind of corrosion-and high-temp-resistant coating of embodiment 1, prepared by following quality proportioning raw material：Organic siliconresin base-material is organic
Silicones base-material（Poly- methyl silicon resin and poly- aryl organic siliconresin, weight ratio are 3:1）For 30%, functional stuffing（Talcum
Powder, its granularity are 500 mesh）For 10%, polytetrafluoroethylene (PTFE) 20%, polyphenylene sulfide 20%, film forming agent 1%, dispersant 1%, defoamer
0.5%th, thickener 0.3%, surplus are softened water.
Prepared using following steps：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, with 200r/
Min speed, first time ball milling is carried out, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, with 450r/min clipping the balls
Grind 12 hours and fully dispersed, make it well mixed；
（3）Thickener is added, with 50r/min stirring at low speed 4 hours, sieves and is thickened obtained.
A kind of corrosion-and high-temp-resistant coating of embodiment 2, prepared by following quality proportioning raw material：Organic siliconresin base-material（It is poly-
Methyl silicon resin and poly- aryl organic siliconresin, weight ratio are 2:1）For 35%, functional stuffing（Talcum powder, its granularity are 500
Mesh）For 15%, polytetrafluoroethylene (PTFE) 15%, polyphenylene sulfide 15%, film forming agent 1%, dispersant 1%, defoamer 0.5%, thickener 0.5%,
Surplus is softened water.
Prepared using following steps：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, with 250r/
Min speed, first time ball milling is carried out, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, with 550r/min clipping the balls
Grind 11 hours and fully dispersed, make it well mixed；
（3）Thickener is added, with 50r/min stirring at low speed 4 hours, sieves and is thickened obtained.
A kind of corrosion-and high-temp-resistant coating of embodiment 3, prepared by following quality proportioning raw material：Organic siliconresin base-material（It is poly-
Methyl silicon resin and poly- aryl organic siliconresin, weight ratio are 2:1）For 35%, functional stuffing（Talcum powder, its granularity are 800
Mesh）For 15%, polytetrafluoroethylene (PTFE) 20%, polyphenylene sulfide 10%, film forming agent 1.5%, dispersant 1.5%, defoamer 0.5%, thickener
0.3%th, surplus is softened water.
It uses following steps to prepare：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, with 250r/
Min speed, first time ball milling is carried out, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, with 650r/min clipping the balls
Grind 10 hours and fully dispersed, make it well mixed；
（3）Thickener is added, with 60r/min stirring at low speed 3.5 hours, sieves and is thickened obtained.
A kind of corrosion-and high-temp-resistant coating of embodiment 4, prepared by following quality proportioning raw material：Organic siliconresin base-material（It is poly-
Methyl silicon resin and poly- aryl organic siliconresin, weight ratio are 1:1）For 40%, functional stuffing（Talcum powder, its granularity are 1250
Mesh）For 20%, polytetrafluoroethylene (PTFE) 10%, polyphenylene sulfide 10%, film forming agent 2%, dispersant 2%, defoamer 1%, thickener 1%, surplus
For softened water.
Prepared using following steps：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, with 300r/
Min speed, first time ball milling is carried out, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, with 750r/min clipping the balls
Grind 9 hours and fully dispersed, make it well mixed；
（3）Thickener is added, with 70r/min stirring at low speed 3 hours, sieves and is thickened obtained.
Claims (9)
1. a kind of corrosion-and high-temp-resistant coating, it is characterised in that its formulation for coating material is made up of following raw material mass mixture ratio：Organosilicon
Resin binder is 30%-40%, functional stuffing 10%-20%, polytetrafluoroethylene (PTFE) 10%-20%, polyphenylene sulfide 10%- 20%, film forming
Agent 1%-2%, dispersant 1%-2%, defoamer 0.5%-1.0%, thickener 0.3%-1.0%, surplus are softened water.
2. the corrosion-and high-temp-resistant coating according to claim 1, it is characterised in that preparation method uses following steps：
（1）Each raw material is measured by the quality proportioning, softened water, organic siliconresin base-material are added in ball mill, carries out first
Secondary ball milling, slurry is made；
（2）Functional stuffing, polytetrafluoroethylene (PTFE), polyphenylene sulfide, film forming agent, dispersant, defoamer are added, high speed ball milling is carried out and fills
It is scattered, make it well mixed；
（3）Thickener is added, stirring at low speed, sieves and is thickened to form coating finished product.
3. corrosion-and high-temp-resistant coating according to claim 1 or 2, it is characterised in that functional stuffing is talcum powder, its
Granularity is 500-1250 mesh.
4. the corrosion-and high-temp-resistant coating according to claim 1 or 2, it is characterised in that coalescents are propane diols first
Ether amyl acetate.
5. the corrosion-and high-temp-resistant coating according to claim 1 or 2, it is characterised in that dispersant is polyether-modified silicon
Oxygen alkane and organosilicon modified polyether amide polymer.
6. the corrosion-and high-temp-resistant coating according to claim 1 or 2, it is characterised in that defoamer is that polysiloxanes is molten
Liquid.
7. the corrosion-and high-temp-resistant coating according to claim 1 or 2, it is characterised in that thickener is gas phase titanium dioxide
Silicon.
8. corrosion-and high-temp-resistant coating according to claim 2, it is characterised in that first time ball milling speed is 200-
300r/min。
9. corrosion-and high-temp-resistant coating according to claim 2, it is characterised in that high speed ball milling speed is 450-
750r/min, stirring at low speed speed are 50-70r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272204.0A CN107779087A (en) | 2017-12-06 | 2017-12-06 | A kind of corrosion-and high-temp-resistant coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272204.0A CN107779087A (en) | 2017-12-06 | 2017-12-06 | A kind of corrosion-and high-temp-resistant coating and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107779087A true CN107779087A (en) | 2018-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711272204.0A Pending CN107779087A (en) | 2017-12-06 | 2017-12-06 | A kind of corrosion-and high-temp-resistant coating and preparation method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342017A (en) * | 2013-07-26 | 2015-02-11 | 高州市名洋化工有限公司 | Preparation method of high temperature resistant composite coating |
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2017
- 2017-12-06 CN CN201711272204.0A patent/CN107779087A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342017A (en) * | 2013-07-26 | 2015-02-11 | 高州市名洋化工有限公司 | Preparation method of high temperature resistant composite coating |
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Application publication date: 20180309 |