CN107880729A - Anti-static coating and coating processes - Google Patents
Anti-static coating and coating processes Download PDFInfo
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- CN107880729A CN107880729A CN201711339916.XA CN201711339916A CN107880729A CN 107880729 A CN107880729 A CN 107880729A CN 201711339916 A CN201711339916 A CN 201711339916A CN 107880729 A CN107880729 A CN 107880729A
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- graphene
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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
-
- 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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/28—Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
-
- 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
- B05D3/002—Pretreatement
-
- 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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D5/24—Electrically-conducting paints
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
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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 present invention provides a kind of anti-static coating, it includes graphene base material confining bed, conductive ground layer, graphene interlayers, and graphene antistatic finish paint, wherein described graphene-based material confining bed includes being formed by the coating of double-component aqueous graphite-epoxy alkene coating, the graphene interlayers include by added with piece footpath for 5~25um graphenes epoxy resin or polyurethane coating coating form, the graphene antistatic finish paint include by added with 0.1%~1.0% weight than graphene epoxy resin or polyurethane coating coating form.The present invention also provides a kind of coating processes of anti-static coating.Anti-static coating antistatic effect provided by the invention is strong and has good mechanical properties.
Description
Technical field
The present invention relates to technical field of surface, more particularly to a kind of anti-static coating and coating processes.
Background technology
The generation of electrostatic and accumulate and bring many troubles, even disaster to the modern life, production and scientific activities.In machine
In the industries such as tool equipment, chemical enterprise, construction and decoration, electronics, medicine, once caused buildup of static electricity can not discharge, and it is gently then big
The amplitude reduction performance and life-span, product rejection of product, heavy then cause fire, even explode serious threat life wealth
Production safety.Therefore it is required for carrying out antistatic process in the easily ground of generation accumulation of static electricity, metope, workbench.
The content of the invention
The purpose of the technical program embodiment be to provide one kind can antistatic effect it is strong and there are good mechanical properties
Anti-static coating and coating processes.
The present invention provides a kind of anti-static coating, and it includes graphene base material confining bed, conductive ground layer, among graphene
Layer, and graphene antistatic finish paint, wherein the graphene-based material confining bed includes being applied by double-component aqueous graphite-epoxy alkene
Material coating forms, and the graphene interlayers are included by added with the epoxy resin or polyurethane that piece footpath is 5~25um graphenes
Coating coating forms, the graphene antistatic finish paint include by added with epoxy resin of 0.1%~1.0% weight than graphene or
The coating of person's polyurethane coating forms.
Further, the conductive ground layer includes the conductive grid that copper-foil conducting electricity is formed.
Further, the thickness of the graphene interlayers is 0.8-2.0mm.
Further, graphene film footpath is 0.5~3um added by the graphene base material confining bed, and graphene addition is
0.05%~0.5% weight ratio.
Further, graphene film footpath added by the graphene interlayers is 10~20um, and graphene addition is 0.1%
~1.0% weight ratio.
Further, graphene film footpath added by graphene antistatic finish paint is 3~10um, graphene addition is 0.3%~
0.6% weight ratio.
Further, the thickness of the graphene antistatic finish paint is 0.2-1.0mm.
The present invention also provides a kind of coating processes of anti-static coating, and it includes carrying out oil removing to the surface of pending base material
Grease removal；One layer of seal coat of substrate surface roller coat of processing is being had been subjected to, the seal coat applies for double-component aqueous graphite-epoxy alkene
Material；
One layer of laying is used for the conductive copper layer being grounded；In the surface of conductive copper layer blade coating graphene interlayers, the graphene
Interbed material therefor is to include the epoxy resin or polyurethane coating added with piece footpath is 5~25um graphenes；Polish and to stone
Black alkene intermediate layer carries out dust removal process；A layer graphene antistatic finish paint, the graphite are scratched on the surface of graphene interlayers
Alkene antistatic finish paint is included added with epoxy resin or polyurethane coating of 0.1%~1.0% weight than graphene.
Further, in the surface of conductive copper layer blade coating twice added with the epoxy resin or polyurethane coating of graphene,
The thickness coated every time is 0.4-1.0mm.
Further, the base material also passes through drying process, the moisture content of base material is less than or equal to 7%.
The graphene base material confining bed of anti-static coating of the present invention is a kind of double-component aqueous graphite-epoxy alkene coating, the painting
Material is strong with permeability, and good fluidity, graphene film footpath is small, high mechanical strength, can be to porous concrete substrate by very good
Reinforcement effect, it is high to the moist tolerance of base material to steel substrate by extraordinary adhesive force, to the moisture of mattess
Certain sealing process is played with alkali.Middle conductive layer provides permanent leakage channel for electrostatic, ensures anti-static coating system
Electrostatic caused by surface layer can be guided, to being protected by protection place.By graphene antistatic intermediate layer, increase is entirely prevented quiet
The thickness of E-coat systems, make coating can not only static conductive can also meet heavy load requirement.Graphene antistatic finish paint removes
Possess outside electrostatic-proof function, also have ornamental well, finish paint hardness is high, wearability, and resistance to marring is good, milk soda acid salinization
It is good to learn medicine.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the technical program, below by embodiment it is required use it is attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is anti-static coating partial schematic diagram provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the technical program embodiment, the technical scheme in the technical program embodiment is carried out
Clearly and completely describing, it is clear that described embodiment is only the technical program part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the technical program, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of protection of the invention.
Refer to Fig. 1, a kind of anti-static coating is used to be used to eliminate electrostatic coated on substrate surface.Base material includes mixed mud
Base material, steel substrate etc..Anti-static coating includes graphene base material confining bed 20, conductive ground layer 30, graphene interlayers 40,
And graphene antistatic finish paint 50.
Wherein, the graphene base material confining bed 20 includes being formed by the coating of double-component aqueous graphite-epoxy alkene coating, institute
State graphene interlayers 40 include by added with piece footpath for 5~25um graphenes epoxy resin or polyurethane coating coating and
Into the graphene antistatic finish paint 50 is included by added with epoxy resin or polyurethane of 0.1%~1.0% weight than graphene
Coating coating forms.
The conductive ground layer 30 includes the conductive grid that copper-foil conducting electricity is formed.
Preferably, graphene film footpath added by graphene antistatic finish paint 50 is 3~10um, graphene addition is 0.3%~
0.6%。
Graphene base material confining bed 20 is that a kind of double-component aqueous graphite-epoxy alkene coating coating forms.Preferably, it is described
The thickness of graphene base material confining bed 20 is 0.04~0.1mm.Preferably, graphene film added by the graphene base material confining bed 20
Footpath is 0.5~3um, and graphene addition is 0.05%~0.5% weight ratio.The coating has that permeability is strong, good fluidity, graphite
Alkene piece footpath is small, high mechanical strength, can be to porous concrete substrate by extraordinary reinforcement effect, to steel substrate by very good
Adhesive force, high to the moist tolerance of base material, moisture and alkali to mattess play certain sealing process.The water-based painting
Layer is green, basic VOC free discharge.
It is grounded between graphene base material confining bed 20 and graphene static conductive intermediate layer by laying conductive ground layer 30.
Conductive ground layer 30 provides permanent leakage channel for electrostatic, ensures that anti-static coating system can guide electrostatic caused by surface layer,
To being protected by protection place.Preferably, the earthed system copper foil such as described conductive copper line is thick for 0.08mm, 3m × 3m side
Lattice, then it is connected with ground wire.
Graphene antistatic intermediate layer is that epoxy resin or polyurethane coating blade coating form.The conductive addition added in coating
Agent is big size graphene.Graphene antistatic intermediate layer paint can be constructed by blade coating or roller coating.Preferably, in the graphene
The thickness of interbed 40 is 0.8-2.0mm.Preferably, graphene film footpath added by the graphene interlayers 40 is 10~20um, stone
Black alkene addition is 0.1%~1.0% weight ratio.Graphene antistatic intermediate layer can once construct 0.4~1.0 mm of thickness, reach
The requirement of increase thickness is can reach by scratching twice to optimal thickness.It is whole by graphene antistatic intermediate layer, increase
The thickness of anti-static coating system, make whole coating structure can not only static conductive can also meet heavy load requirement.
Conductive ground layer 30 is fixed by graphene base material confining bed 20 and antistatic intermediate layer.In graphene antistatic
Adhesive force is excellent between interbed and copper-foil conducting electricity and graphene base material confining bed 20, and antistatic intermediate layer forms static conductive with copper foil
The network system.
Antistatic finish paint carries out application using epoxy resin or polyurethane resin coating, and conductive additive is graphene.Stone
The black weight ratio of alkene addition 0.1%~1.0%.The application thickness of antistatic finish paint can adjust according to the solid content of coating, single
Secondary application thickness can be 0.2~1.0 millimeter, and application thickness is adjusted according to design requirement.Preferably, the graphene antistatic finish paint
50 thickness is 0.2-1.0mm.Then preferable, graphene film footpath added by graphene antistatic finish paint 50 is 3~10um, graphene
Addition be 0.3%~0.6% weight than graphene antistatic finish paint 50 in addition to possessing electrostatic-proof function, also have well dress
Decorations property, finish paint hardness is high, wearability, and resistance to marring is good, and milk acid-alkali salt chemicals are good.
The resistance of the graphene base material seal coat of above-mentioned anti-static coating system is 109~1012Ω, in graphene antistatic
Interbed resistance is 103~104Ω, graphene topcoat resistance are 105~108Ω.Between each coating adhesive force up to 3MPa with
On.
The present invention also provides a kind of coating processes of anti-static coating, including step once.
Oil removing grease removal is carried out to the surface of pending base material.
One layer of seal coat of substrate surface roller coat of processing is being had been subjected to, the seal coat is double-component aqueous graphite-epoxy alkene
Coating.
One layer of laying is used for the conductive copper layer being grounded.
Graphene interlayers are scratched on the surface of conductive copper layer, the graphene interlayers material therefor is to include added with piece
Footpath is the epoxy resin or polyurethane coating of 5~25um graphenes.
Polish and dust removal process is carried out to graphene interlayers.
A layer graphene antistatic finish paint is scratched on the surface of graphene interlayers, the graphene antistatic finish paint includes
Added with epoxy resin or polyurethane coating of 0.1%~1.0% weight than graphene.
The base material also passes through drying process, the moisture content of base material is less than or equal to 7%.And the surfacing of base material
Substantially without floating dust or the grains of sand.
Scratch twice added with the epoxy resin or polyurethane coating of graphene on the surface of conductive copper layer, coat every time
Thickness is 0.4-1.0mm, and the thickness of the graphene interlayers of formation is 0.8-2.0mm.
Preferably, graphene film footpath is 0.5~3um added by the graphene base material confining bed, and graphene addition is
0.05%~0.5% weight ratio.
Preferably, graphene film footpath added by the graphene interlayers is 10~20um, graphene addition is 0.1%~
1.0% weight ratio.
Preferably, graphene film footpath added by graphene antistatic finish paint is 3~10um, graphene addition is 0.3%~
0.6% weight ratio.
The graphene antistatic floor coatings acceptance criteria of table one
Influence of the graphene addition to graphene antistatic finish paint electric conductivity in the graphene antistatic finish paint of table two
| Graphene addition | 0% | 0.2% | 0.4% | 0.6% | 0.8% | 1.0% |
| Sheet resistance（Ω） | >1012 | 1010 | 108 | 107 | 106 | 105 |
Analysis：As can be seen from Table II, as the increase of graphene in finish paint, the electric conductivity of coating are become better and better, graphene is worked as
When addition is 0.6%, the sheet resistance of coating is 107Ω, the coating for not adding graphene are completely insulated.Graphene exists
Addition is few in epoxy flooring coating, and the excellent electric conductivity of graphene, his six-membered ring structure is highly stable, ability, acid, alkali,
The corrosion of the chemicals such as salt, graphene will not migrate in the coating, and the electric conductivity of coating does not change over time.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, one of ordinary skill in the art is when understanding：It still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic；And
These modifications are replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the present invention technical scheme
Enclose.
Claims (10)
- A kind of 1. anti-static coating, it is characterised in that including graphene base material confining bed, conductive ground layer, graphene interlayers, And graphene antistatic finish paint, wherein the graphene-based material confining bed includes being applied by double-component aqueous graphite-epoxy alkene coating Cover and form, the graphene interlayers are included by added with the epoxy resin or polyurethane coating that piece footpath is 5~25um graphenes Coating forms, the graphene antistatic finish paint include by added with 0.1%~1.0% weight than graphene epoxy resin or Polyurethane coating coating forms.
- 2. anti-static coating as claimed in claim 1, it is characterised in that the conductive ground layer includes leading for copper-foil conducting electricity formation Power grid.
- 3. anti-static coating as claimed in claim 1, it is characterised in that the thickness of the graphene interlayers is 0.8-2.0mm.
- 4. anti-static coating as claimed in claim 1, it is characterised in that graphene film footpath added by the graphene base material confining bed For 0.5~3um, graphene addition is 0.05%~0.5% weight ratio.
- 5. anti-static coating as claimed in claim 4, it is characterised in that graphene film footpath added by the graphene interlayers is 10 ~20um, graphene addition are 0.1%~1.0% weight ratio.
- 6. anti-static coating as claimed in claim 5, it is characterised in that graphene film footpath added by the graphene antistatic finish paint For 3~10um, graphene addition is 0.3%~0.6% weight ratio.
- 7. anti-static coating as claimed in claim 6, it is characterised in that the thickness of the graphene antistatic finish paint is 0.2- 1.0mm。
- 8. a kind of coating processes of anti-static coating, it is characterised in that including carrying out oil removing grease removal to the surface of pending base material； One layer of seal coat of substrate surface roller coat of processing is being had been subjected to, the seal coat is double-component aqueous graphite-epoxy alkene coating；Paving If one layer of conductive copper layer for being used for being grounded；Graphene interlayers, the graphene interlayers institute are scratched on the surface of conductive copper layer It is to include the epoxy resin or polyurethane coating added with piece footpath is 5~25um graphenes with material；Polish and in graphene Interbed carries out dust removal process；A layer graphene antistatic finish paint is scratched on the surface of graphene interlayers, the graphene is prevented quiet Electric finish paint is included added with epoxy resin or polyurethane coating of 0.1%~1.0% weight than graphene.
- 9. the coating processes of anti-static coating as claimed in claim 8, it is characterised in that scratch two on the surface of conductive copper layer Secondary epoxy resin or polyurethane coating added with graphene, the thickness coated every time are 0.4-1.0mm.
- 10. the coating processes of anti-static coating as claimed in claim 8, it is characterised in that the base material also passes through at dry Reason, the moisture content of base material is set to be less than or equal to 7%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339916.XA CN107880729A (en) | 2017-12-14 | 2017-12-14 | Anti-static coating and coating processes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339916.XA CN107880729A (en) | 2017-12-14 | 2017-12-14 | Anti-static coating and coating processes |
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| Publication Number | Publication Date |
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| CN107880729A true CN107880729A (en) | 2018-04-06 |
Family
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| CN201711339916.XA Withdrawn CN107880729A (en) | 2017-12-14 | 2017-12-14 | Anti-static coating and coating processes |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559402A (en) * | 2018-05-11 | 2018-09-21 | 南通瑞隆新材料有限公司 | A kind of anti-static coatings |
| CN109107819A (en) * | 2018-07-13 | 2019-01-01 | 中国十七冶集团有限公司 | The quick painting device of the yellowish green phase colored paint of grounding flat steel and its making and use method |
| CN110387160A (en) * | 2019-08-16 | 2019-10-29 | 江苏绿带新材料科技有限公司 | A kind of water base antiradar coatings coating structure of graphene |
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2017
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| CN201228430Y (en) * | 2008-06-03 | 2009-04-29 | 广州秀珀化工股份有限公司 | Permanent electrostatic prevention floor coating layer structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108559402A (en) * | 2018-05-11 | 2018-09-21 | 南通瑞隆新材料有限公司 | A kind of anti-static coatings |
| CN109107819A (en) * | 2018-07-13 | 2019-01-01 | 中国十七冶集团有限公司 | The quick painting device of the yellowish green phase colored paint of grounding flat steel and its making and use method |
| CN109107819B (en) * | 2018-07-13 | 2020-08-25 | 中国十七冶集团有限公司 | Rapid brushing device for yellow-green phase color paint of grounding flat steel and manufacturing and using methods thereof |
| CN110387160A (en) * | 2019-08-16 | 2019-10-29 | 江苏绿带新材料科技有限公司 | A kind of water base antiradar coatings coating structure of graphene |
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