CN108250905A - A kind of power plant desulphurization system fire-resistant anticorrosion paint - Google Patents
A kind of power plant desulphurization system fire-resistant anticorrosion paint Download PDFInfo
- Publication number
- CN108250905A CN108250905A CN201711499590.7A CN201711499590A CN108250905A CN 108250905 A CN108250905 A CN 108250905A CN 201711499590 A CN201711499590 A CN 201711499590A CN 108250905 A CN108250905 A CN 108250905A
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- China
- Prior art keywords
- parts
- power plant
- desulphurization system
- anticorrosion paint
- resistant anticorrosion
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
-
- 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
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
-
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of power plant desulphurization system fire-resistant anticorrosion paints, include the component of following parts by weight：2~4 parts of 36~45 parts of Modified phenolic epoxy resin, 15~20 parts of organic siliconresin, 1~3 part of phenolic aldehyde amine, 31~42 parts of color stuffing and auxiliary agent.Coating of the present invention is dedicated for impregnating the metal and nonmetallic surface that are contacted with aqueous solution under environment, solid content is high, fabulous abrasionproof performance is also had both while with good antiseptic property, without solvent, the material has good antiseptic property again simultaneously, and very strong adhesive force is generated with metal surface, up to 200kg/cm2, service life is long.
Description
Technical field
The present invention relates to a kind of coating, and in particular to a kind of power plant desulphurization system fire-resistant anticorrosion paint.
Background technology
Electric power desulphurization system (absorption tower and flue etc.) anti-corrosion protection is generally all carried out using glass flake coatings at present, but
It is that for the glass flake coatings in many places after using 1 to 2 years, glass flake coatings will appear all phenomenons that comes off and crack.
There are following defects for glass flake system：1. the general cohesive force of glass flake system is very low；2. glass flake system
Cured polymerization process of uniting can cause to shrink, and glue-lines is enabled permanently to be pressurized, and vast green product is free of solvent, and when curing will not shrink,
Coating is had an impact.3. the erosion resistance of glass flake system is very poor；4. in applying glass flake in the operation of turbulent region
During system, usually all suggest another painting glaze coat；5. glass flake system is very fragile, when equipment carries out scheduled maintenance maintenance
Time is easily damaged；6. the vaporized monomers content of glass flake system is up to 15%, therefore be likely to result in during site operation
Health and safety endangers, and construction personnel usually throws aside equipment in controllable workshop；7. curing mechanism is by air
The inhibition of middle oxygen, may be led to the serious cavity of coating, can cause to fail under reduced pressure；8. glass flake system is
Thick film coating, thickness are usually 1.5-2 millimeters, this may be led to flow restriction in important region, and influence performance characteristics.
Invention content
A kind of power plant desulphurization system is provided it is an object of the invention to overcome in place of the shortcomings of the prior art with resistance to
High-temperature anticorrosion paint.
To achieve the above object, the technical solution taken of the present invention is：A kind of power plant desulphurization system is applied with high-temperature resistant anti-corrosive
Material, the power plant desulphurization system include the component of following parts by weight with fire-resistant anticorrosion paint：Modified phenolic epoxy resin 36~
2~4 parts of 45 parts, 15~20 parts of organic siliconresin, 1~3 part of phenolic aldehyde amine, 31~42 parts of color stuffing and auxiliary agent.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the power plant desulfurization
System includes the component of following parts by weight with fire-resistant anticorrosion paint：38~42 parts of Modified phenolic epoxy resin, organic siliconresin
2.5~3.5 parts of 17~19 parts, 2~3 parts of phenolic aldehyde amine, 35~39 parts of color stuffing and auxiliary agent.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the power plant desulfurization
System includes the component of following parts by weight with fire-resistant anticorrosion paint：40 parts of Modified phenolic epoxy resin, 18 parts of organic siliconresin,
3 parts of 2.2 parts of phenolic aldehyde amine, 36.8 parts of color stuffing and auxiliary agent.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the modified phenolic
The epoxide number of epoxy resin is 0.28~0.32ep/100g, and softening point is 66~68 DEG C.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the color stuffing is
At least one of graphite, basalt scale and mica flake.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the color stuffing is
The mixture of graphite and mica flake；The weight ratio of the graphite and mica flake is graphite：Mica flake=1:3~5.
Color stuffing of the present invention is preferably the mixture of graphite and mica flake, and graphite can play the work of high-temperature-resistant antistatic
With mica flake can form stratiform superposition and prevent or the corrosive mediums such as water be delayed internally to permeate, and reach and protect base material not rotten
The purpose of erosion.The two can play the effect of preferable fire resistant anticorrosive when being compounded using said ratio.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the mica flake
Grain size be 350 mesh.
The grain size of the mica flake is 350 mesh, and grain size is too small cannot to form stratiform Overlay well, and grain size is excessive
It is not easy continuously to be wrapped up by resin, all influences the Corrosion Protection of coating.As color stuffing main in this formula, effect master
If forming stratiform superposition prevention by micaceous iron oxide gray laminated structure or the corrosive mediums such as water being delayed internally to permeate, reach
Protect the purpose that base material is not corroded.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the auxiliary agent is disappears
Infusion, levelling agent and dispersant.
As the preferred embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, the levelling agent is
Silicone levelling agent.
The beneficial effects of the present invention are：The present invention provides a kind of power plant desulphurization system fire-resistant anticorrosion paint, institutes
Coating is stated dedicated for impregnating the metal and nonmetallic surface that are contacted under environment with aqueous solution, solid content is high, with good
Fabulous abrasionproof performance is also had both while antiseptic property, without solvent, while the material have again good antiseptic property and
Very strong adhesive force is generated with metal surface, up to 200kg/cm2, service life is long.
Specific embodiment
To better illustrate the object, technical solutions and advantages of the present invention, below in conjunction with specific embodiment to the present invention
It is described further.
Embodiment 1
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：40 parts of Modified phenolic epoxy resin, organic siliconresin 18
Part, 2.2 parts of phenolic aldehyde amine, 36.8 parts of color stuffing, 1 part of antifoaming agent, 0.8 part of levelling agent and 1.2 parts of dispersant.
The color stuffing is graphite and the mixture of mica flake；The weight ratio of the graphite and mica flake is stone
Ink：Mica flake=1:4；The grain size of the mica flake is 350 mesh；The levelling agent is silicone levelling agent.
Embodiment 2
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：38 parts of Modified phenolic epoxy resin, organic siliconresin 19
Part, 2 parts of phenolic aldehyde amine, 39 parts of color stuffing, 0.8 part of antifoaming agent, 0.8 part of levelling agent and 0.9 part of dispersant.
The color stuffing is graphite and the mixture of mica flake；The weight ratio of the graphite and mica flake is stone
Ink：Mica flake=1:3；The grain size of the mica flake is 350 mesh；The levelling agent is silicone levelling agent.
Embodiment 3
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：42 parts of Modified phenolic epoxy resin, organic siliconresin 17
Part, 2 parts of phenolic aldehyde amine, 35 parts of color stuffing, 1.2 parts of antifoaming agent, 0.8 part of levelling agent and 1.5 parts of dispersant.
The color stuffing is graphite and the mixture of mica flake；The weight ratio of the graphite and mica flake is stone
Ink：Mica flake=1:5；The grain size of the mica flake is 350 mesh；The levelling agent is silicone levelling agent.
Embodiment 4
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：45 parts of Modified phenolic epoxy resin, organic siliconresin 15
Part, 1 part of phenolic aldehyde amine, 31 parts of color stuffing, 0.6 part of antifoaming agent, 0.8 part of levelling agent and 0.6 part of dispersant.
The color stuffing is mica flake；The grain size of the mica flake is 350 mesh；The levelling agent is organic silicon stream
Flat agent.
Embodiment 5
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：36 parts of Modified phenolic epoxy resin, organic siliconresin 20
Part, 3 parts of phenolic aldehyde amine, 42 parts of color stuffing, 1.3 parts of antifoaming agent, 1.5 parts of levelling agent and 1.2 parts of dispersant.
The color stuffing is graphite；The levelling agent is silicone levelling agent.
Embodiment 6
A kind of embodiment of power plant desulphurization system fire-resistant anticorrosion paint of the present invention, power plant described in the present embodiment take off
Sulphur system includes the component of following parts by weight with fire-resistant anticorrosion paint：39 parts of Modified phenolic epoxy resin, organic siliconresin 19
Part, 2 parts of phenolic aldehyde amine, 35 parts of color stuffing, 1.5 parts of antifoaming agent, 1 part of levelling agent and 1.2 parts of dispersant.
The color stuffing is basalt scale；The levelling agent is silicone levelling agent.
Embodiment 7
Power plant desulphurization system described in Examples 1 to 6 is coated on fire-resistant anticorrosion paint and available glass flake paint
Metal pipe internal wall distinguishes the impact strength of testing coating and the attachment of metal surface according to GB9286, GB/T20624.1
Power, test result are shown in Table 1.
The survey of power plant desulphurization system fire-resistant anticorrosion paint described in 1 Examples 1 to 6 of table and available glass flake paint
Test result
| Group | Impact strength kg cm | With the adhesive force of metal surface |
| Embodiment 1 | 58 | 0 grade |
| Embodiment 2 | 53 | 0 grade |
| Embodiment 3 | 54 | 0 grade |
| Embodiment 4 | 52 | 0 grade |
| Embodiment 5 | 53 | 0 grade |
| Embodiment 6 | 52 | 0 grade |
| Glass-flake coating | 48 | 1 grade |
As it can be seen from table 1 coating of the present invention had higher impact strength and adhesive force, and through 10 years
Using practice shows that the coating is used as the flue of power plant desulphurization system and the corrosion-resistant shock resistance of absorption tower coating on inner surface
It is splendid, it is contemplated that service life was up to 15 years.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than the present invention is protected
The limitation of range is protected, although being explained in detail with reference to preferred embodiment to the present invention, those of ordinary skill in the art should
Understand, technical scheme of the present invention can be modified or replaced equivalently, without departing from the essence of technical solution of the present invention
And range.
Claims (9)
1. a kind of power plant desulphurization system fire-resistant anticorrosion paint, which is characterized in that include the component of following parts by weight：Modified phenol
36~45 parts of formaldehyde epoxy resin, 15~20 parts of organic siliconresin, 1~3 part of phenolic aldehyde amine, 31~42 parts of color stuffing and auxiliary agent 2~4
Part.
2. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the power plant desulphurization system
The component of following parts by weight is included with fire-resistant anticorrosion paint：38~42 parts of Modified phenolic epoxy resin, organic siliconresin 17~
2.5~3.5 parts of 19 parts, 2~3 parts of phenolic aldehyde amine, 35~39 parts of color stuffing and auxiliary agent.
3. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the power plant desulphurization system
The component of following parts by weight is included with fire-resistant anticorrosion paint：40 parts of Modified phenolic epoxy resin, 18 parts of organic siliconresin, phenolic aldehyde
3 parts of 2.2 parts of amine, 36.8 parts of color stuffing and auxiliary agent.
4. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the modified phenolic epoxy
The epoxide number of resin is 0.28~0.32ep/100g, and softening point is 66~68 DEG C.
5. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the color stuffing is stone
At least one of ink, basalt scale and mica flake.
6. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the color stuffing is graphite
With the mixture of mica flake；The weight ratio of the graphite and mica flake is graphite：Mica flake=1:3~5.
7. power plant desulphurization system fire-resistant anticorrosion paint as claimed in claim 5, which is characterized in that the grain of the mica flake
Diameter is 350 mesh.
8. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the auxiliary agent is defoaming
Agent, levelling agent and dispersant.
9. power plant desulphurization system fire-resistant anticorrosion paint as described in claim 1, which is characterized in that the levelling agent is organic
Silicon class levelling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711499590.7A CN108250905A (en) | 2017-12-29 | 2017-12-29 | A kind of power plant desulphurization system fire-resistant anticorrosion paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711499590.7A CN108250905A (en) | 2017-12-29 | 2017-12-29 | A kind of power plant desulphurization system fire-resistant anticorrosion paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108250905A true CN108250905A (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711499590.7A Pending CN108250905A (en) | 2017-12-29 | 2017-12-29 | A kind of power plant desulphurization system fire-resistant anticorrosion paint |
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| CN (1) | CN108250905A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801558A (en) * | 2021-11-01 | 2021-12-17 | 烟台万华新材料技术有限公司 | Corrosion-resistant basalt flake polyurethane coating and coating method thereof |
| CN114752278A (en) * | 2022-04-21 | 2022-07-15 | 沈希 | Solvent-free high-temperature-resistant heavy-duty anticorrosive paint and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101372601A (en) * | 2008-10-17 | 2009-02-25 | 洛阳七维防腐工程材料有限公司 | Oil resistant (solvent), heatproof static conducting anti-corrosive paint and preparation thereof |
-
2017
- 2017-12-29 CN CN201711499590.7A patent/CN108250905A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101372601A (en) * | 2008-10-17 | 2009-02-25 | 洛阳七维防腐工程材料有限公司 | Oil resistant (solvent), heatproof static conducting anti-corrosive paint and preparation thereof |
Non-Patent Citations (1)
| Title |
|---|
| 朱万强: "《涂料基础教程》", 30 June 2012, 西南交通大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113801558A (en) * | 2021-11-01 | 2021-12-17 | 烟台万华新材料技术有限公司 | Corrosion-resistant basalt flake polyurethane coating and coating method thereof |
| CN114752278A (en) * | 2022-04-21 | 2022-07-15 | 沈希 | Solvent-free high-temperature-resistant heavy-duty anticorrosive paint and preparation method thereof |
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Application publication date: 20180706 |
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