CN108084840A - A kind of pure epoxy powdery paints and preparation method thereof - Google Patents
A kind of pure epoxy powdery paints and preparation method thereof Download PDFInfo
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- CN108084840A CN108084840A CN201711250790.9A CN201711250790A CN108084840A CN 108084840 A CN108084840 A CN 108084840A CN 201711250790 A CN201711250790 A CN 201711250790A CN 108084840 A CN108084840 A CN 108084840A
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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
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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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
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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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
- C09D5/034—Charge control agents
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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
- C09D5/36—Pearl essence, e.g. coatings containing platelet-like pigments for pearl lustre
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- 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
- C08K3/08—Metals
- C08K2003/0812—Aluminium
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- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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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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Abstract
The present invention discloses a kind of pure epoxy powdery paints and preparation method thereof, and in parts by weight, the pure epoxy powder coating component includes：40~75 parts of epoxy resin, 3~7 parts of curing agent, 0~35 part of titanium dioxide, 0~40 part of barium sulfate, 0~1 part of acrylic acid levelling agent, 0~part of acrylic acid wetting agent, 0~part of benzoin, 0~1 part of stearic acid, 0~1 part of polyethylene wax, 0~1 part of amide waxe, 0~1 part of polytetrafluoroethylwax wax, 0~1 part of charge adjusting agent, 0~1 part of organobentonite, 0~1 part of catalyst, 0~5 part of delustering agent, 551 0.2 0~4 parts of CAB, 0~4 part of sludge ice agent；The pure epoxy powdery paints levelability is good, and good decorative property, storage stability performance is good, and chemical-resistant is good, and mechanical performance is good；Sand streak, the effect of wrinkle can be realized by changing component CAB 551 0.2, sludge ice agent dosage；Meanwhile add in aluminium silver powder or pearlescent pigment realization hammer tone effect；It is decorative to further improve it.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to a kind of pure epoxy powdery paints and preparation method thereof.
Background technology
Powdery paints by polymer, pigment and additive form it is a kind of it is new, without solvent, pure solid powdery
Coating；Have the characteristics that without solvent, it is pollution-free, save the energy and resource, reduce labor intensity it is high with coating machinery intensity.Powder
Thus utilization rate is higher due to not discharging volatile organic compounds for last coating, in past 10 years, powdery paints in the world
Development speed quickly, annual average rate of increase 8%-15%.Powdery paints at present on the market is poor there are levelability, chemically-resistant
The drawbacks of moral character is poor, decorative difference.
The content of the invention
In view of this, this application provides a kind of pure epoxy powdery paints and its preparation process, the pure epoxy powder applies
Stream levelling is good, and good decorative property, storage stability performance is good, and chemical-resistant is good, and mechanical performance is good；It can be by changing component acryl
Sour levelling agent, acrylic acid wetting agent part, benzoin, stearic acid, CAB-551-0.2, sludge ice agent dosage realize sand streak, wrinkle
Effect；Meanwhile aluminium silver powder or pearlescent pigment are added in, cooperation changes part acrylic levelling agent, acrylic acid wetting agent part, benzene idol
Relation by marriage, stearic acid dosage realize hammer tone effect；It is decorative to further improve it.
For solution more than technical problem, technical solution provided by the invention is a kind of pure epoxy powdery paints, with parts by weight
Meter, the pure epoxy powder coating component include：40~75 parts of epoxy resin, 3~7 parts of curing agent, 0~35 part of titanium dioxide, sulphur
Sour 0~40 part of barium, 0.8~1.5 part of acrylic acid levelling agent, 0.4~2.5 part of acrylic acid wetting agent, 0~1.8 part of benzoin, tristearin
0~1.2 part of acid, 0~1 part of polyethylene wax, 0~1 part of polytetrafluoroethylwax wax, 0~1 part of charge adjusting agent, have 0~1 part of amide waxe
0~1 part of machine bentonite, 0~1 part of catalyst；The titanium dioxide, the barium sulfate, the acrylic acid levelling agent, the acrylic acid
Wetting agent, the benzoin, the stearic acid, the polyethylene wax, the amide waxe, the polytetrafluoroethylwax wax, the electricity
Lotus conditioning agent, the organobentonite, the catalyst, the delustering agent, the CAB-551-0.2, the sludge ice agent weight
It is 0 when part is different.
Preferably, the curing agent is epoxy hardener.
Preferably, the catalyst is imidazole and its derivants.
Preferably, 10~35 parts of the titanium dioxide.
Preferably, 10~40 parts of the barium sulfate.
Preferably, 0.5~1.8 part of the benzoin, 0.4~1.2 part of the stearic acid, the polyethylene wax 0.2~1
Part, 0.2~1 part of the amide waxe, 0.2~1 part of the polytetrafluoroethylwax wax, 0.2~1 part of the charge adjusting agent described have
0.2~1 part of machine bentonite, 0.2~1 part of the catalyst.
Preferably, 0~0.8 part of the acrylic acid levelling agent, 0~0.8 part of the acrylic acid wetting agent, the benzoin 0
~0.8 part, 0~0.8 part of the stearic acid.
Preferably, 0~0.5 part of the acrylic acid levelling agent, 0~0.5 part of the acrylic acid wetting agent, the benzoin 0
~0.5 part, 0~0.5 part of the stearic acid.
Preferably, 0.1~1 part of the acrylic acid levelling agent, 0.1~1 part of acrylic acid wetting agent, 0.1~1 part of benzoin,
0.1~1 part of stearic acid, 0.1~1 part of polyethylene wax, 0.1~1 part of amide waxe, 0.1~1 part of polytetrafluoroethylwax wax, charge are adjusted
0.1~1 part of agent, 0.1~1 part of organobentonite, 0.1~1 part of catalyst, 0.1~5 part of delustering agent, CAB-551-0.20.1~4
Part, 0.1~4 part of sludge ice agent.
Preferably, the pure epoxy powder coating component further includes：0~5 part of aluminium silver powder.
Preferably, the pure epoxy powder coating component further includes：Pigment；The pigment includes：Pearlescent pigment.
Preferably, 0~5 part of the pearlescent pigment.
The present invention also provides a kind of preparation method of above-mentioned pure epoxy powdery paints, including：By the pure epoxy powder
Last coating composition premixing, cleaning are squeezed out, crushed, and mixing obtains the pure epoxy powdery paints.
Preferably, the crushing process specifically includes：It is continuous to squeeze out coarse crushing, continuous crushing.
Compared with prior art, detailed description are as follows by the application：
The above-mentioned CAB-551-0.2 of the present invention belongs to Yi Shiman cellulose acetates series, is the cellulose esters of high bytyry content.
The present invention provides a kind of pure epoxy powdery paints, the pure epoxy powdery paints adds using epoxy resin as raw material
Enter curing agent, and preferably using epoxy hardener, make that the resistance to optical stabilization of pure epoxy powdery paints is good, and chemical resistance is good.
Pure epoxy powdery paints provided by the invention is to sieving auxiliary agent on the basis of component epoxy and curing agent
Choosing and proportioning, are used cooperatively auxiliary agent, influence each other and play synergistic effect so that pure epoxy powdery paints stream provided by the invention
Levelling is good, and good decorative property, storage stability performance is good, and chemical-resistant is good, is not easy xanthochromia, and mechanical performance is good.Add in titanium dioxide, sulphur
Sour barium and organobentonite collective effect play the role of skeletal support；Barium sulfate makes pure ring as filler and colorant good compatibility
Oxygen powdery paints reaches preferable coating thickness in spraying process, and powder utilization is high；Pure epoxy powder coating component sulphur of the present invention
Sour barium also with polyethylene wax collective effect, plays the role of increasing pure epoxy powdery paints hardness；Pure epoxy powder of the present invention
Coating composition organobentonite and polytetrafluoroethylwax wax collective effect, utilize organobentonite and fused coating, polytetrafluoroethylene (PTFE)
The surface tension of wax and fused coating, compatibility difference influence the melting viscosity and curing rate of coating, are provided by the invention
Pure epoxy powdery paints coating provides texture；Organobentonite also improves corner coverage, and having, which reduces the present invention, provides
Pure epoxy powdery paints cost effect.Add in amide waxe, amide waxe as antifoaming agent, reduce coating melting viscosity or
Using the limited compatibility difference of antifoaming agent and coating, small-molecule substance is made to accelerate effusion, so as to avoid the generation of needle pore defect,
It is improved with stearic acid, acrylic acid levelling agent collective effect in pure epoxy powdery paints film forming procedure of the present invention and forms levelability,
Even property reduces surface tension, reduces viscosity；Meanwhile it adds in acrylic acid wetting agent and strengthens wettability effect.In addition, because of pure epoxy powder
During last coating melting levelling, the moisture, gas, the micromolecular compound of powder coating solidification reaction generation that contain easily are escaped out
Come, pure epoxy powder coating component of the present invention adds in benzoin as degasser, when making pure epoxy powdery paints melting levelling, keeps away
Exempt from film and generate small pin hole or pig pore.The charging efficiency of powder particle about 0.5%, other major parts are free ion, it
Can with spraying process absorption by apply surface and generate accumulation until repel or discharge until, severely impacted powder
Further deposition and groove surface powder utilization.Pure epoxy powder coating component provided by the invention adds charge adjusting agent, can be with
Balance improves by the accumulation of the free ion of painting workpiece surface, so as to improve powder on spraying effect and barium sulfate collective effect
Rate ensures that pure epoxy powdery paints provided by the invention can carry out thick film application.
CAB-551-0.2, sludge ice agent are further included in pure epoxy powder coating component provided by the invention, in component organic bentonite
Profit soil is on the basis of polytetrafluoroethylwax wax collective effect, changing part acrylic levelling agent, acrylic acid wetting agent part, benzene idol
Relation by marriage, stearic acid, CAB-551-0.2, sludge ice agent dosage are applied using CAB-551-0.2 and pure epoxy powdery paints of the present invention melting
Layer, sludge ice agent and surface tension, the compatibility difference of pure epoxy powdery paints fused coating of the present invention, the melting for influencing coating stick
Degree and curing rate realize sand streak, the effect of wrinkle；Meanwhile aluminium silver powder or pearlescent pigment are added in, cooperation changes part acrylic
Levelling agent, acrylic acid wetting agent part, benzoin, stearic acid dosage realize hammer tone effect.In addition CAB-551-0.2 also with amide
Wax, stearic acid, acrylic acid levelling agent collective effect further function as the effect for improving levelability.
Specific embodiment
In order to which those skilled in the art is made to more fully understand technical scheme, with reference to specific embodiment pair
The present invention is described in further detail.
Embodiment 1
A kind of pure epoxy powdery paints：In parts by weight, the pure epoxy powder coating component includes：Epoxy resin 75
Part, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent, 1 part of benzoin,
1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Wherein, the curing agent is epoxy hardener；The catalyst is imidazole and its derivants.The pure epoxy powder
Coating composition further includes：Pigment.0~15 part of the pigment.
The preparation method of above-mentioned pure epoxy powdery paints, including：The pure epoxy powder coating component is pre-mixed, clearly
It washes, squeeze out, crush, mixing obtains the pure epoxy powdery paints.
Wherein, the crushing process specifically includes：It is continuous to squeeze out coarse crushing, continuous crushing.
Embodiment 2
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
50 parts of epoxy resin, 5 parts of curing agent, 10 parts of titanium dioxide, 10 parts of barium sulfate, 0.1 part of the acrylic acid levelling agent, acrylic acid wetting
0.1 part of agent, 0.1 part of benzoin, 0.1 part of stearic acid, 0.1~1 part of polyethylene wax, 0.1~1 part of amide waxe, polytetrafluoroethylwax wax
0.1 part, 0.1 part of charge adjusting agent, 0.1 part of organobentonite, 0.1 part of catalyst, 0.1 part of delustering agent.
Embodiment 3
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
It is 1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic
1 part of bentonite, 1 part of catalyst.
Embodiment 4
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent, 1 part of benzoin,
1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Embodiment 5
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent, 1 part of benzoin,
1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Embodiment 6
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Embodiment 7
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Embodiment 8
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of stearic acid, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite, are urged at 1 part of amide waxe
1 part of agent, 5 parts of delustering agent.
Embodiment 9
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, 1 part of organobentonite,
1 part of catalyst, 5 parts of delustering agent.
Embodiment 10
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of charge adjusting agent, 1 part of organobentonite, catalyst 1
Part, 5 parts of delustering agent.
Embodiment 11
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of organobentonite, catalysis
1 part of agent.
Embodiment 12
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, catalysis
1 part of agent, 5 parts of delustering agent.
Embodiment 13
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
75 parts of epoxy resin, 7 parts of curing agent, 35 parts of titanium dioxide, 40 parts of barium sulfate, 1 part of acrylic acid levelling agent, 1 part of acrylic acid wetting agent,
It is 1 part of benzoin, 1 part of stearic acid, 1 part of polyethylene wax, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic
1 part of bentonite, 5 parts of delustering agent.
Embodiment 14
The present embodiment is differed only in embodiment 1：0.1 part of acrylic acid levelling agent, 0.1 part of acrylic acid wetting agent, benzene
0.1 part of acyloin, 0.1 part of stearic acid；Pure epoxy powder coating component further includes：0.1 part of CAB-551-0.2,0.1 part of sludge ice agent.
Embodiment 15
The present embodiment is differed only in embodiment 1：0.8 part of acrylic acid levelling agent, 0.8 part of acrylic acid wetting agent, benzene
0.8 part of acyloin, 0.8 part of stearic acid；Pure epoxy powder coating component further includes：4 parts of CAB-551-0.2,4 parts of sludge ice agent.
Embodiment 16
The present embodiment is differed only in embodiment 1：0.1 part of acrylic acid levelling agent, 0.1 part of acrylic acid wetting agent, benzene
0.1 part of acyloin, 0.1 part of stearic acid；Pure epoxy powder coating component further includes：0.1 part of CAB-551-0.2,0.1 part of sludge ice agent,
0.1 part of aluminium silver powder.
Embodiment 17
The present embodiment is differed only in embodiment 1：0.5 part of acrylic acid levelling agent, 0.5 part of acrylic acid wetting agent, benzene
0.5 part of acyloin, 0.5 part of stearic acid；The pure epoxy powder coating component further includes：4 parts of CAB-551-0.2,4 parts of sludge ice agent,
5 parts of aluminium silver powder.
Embodiment 18
The present embodiment is differed only in embodiment 1：The pure epoxy powder coating component further includes：5 parts of aluminium silver powder.
Embodiment 19
The present embodiment is differed only in embodiment 1：0.1 part of acrylic acid levelling agent, 0.1 part of acrylic acid wetting agent, benzene
0.1 part of acyloin, 0.1 part of stearic acid；The pure epoxy powder coating component further includes：0.1 part of CAB-551-0.2, sludge ice agent
0.1 part, 0.1 part of pearlescent pigment.
Embodiment 20
The present embodiment is differed only in embodiment 1：0.5 part of acrylic acid levelling agent, 0.5 part of acrylic acid wetting agent, benzene
0.5 part of acyloin, 0.5 part of stearic acid；The pure epoxy powder coating component further includes：0.5 part of acrylic acid levelling agent, acrylic acid profit
0.5 part of humectant, 0.5 part of benzoin, 0.5 part of stearic acid, 4 parts of CAB-551-0.2,4 parts of sludge ice agent, 5 parts of pearlescent pigment.
Embodiment 21
The present embodiment is differed only in embodiment 1：The pure epoxy powder coating component further includes：Pearlescent pigment 5
Part.
Embodiment 22
Pure epoxy powdery paints described in Example 1~21 is tested, the pure epoxy powder described in Examples 1 to 21
Coating stores 6 months under less than 25 DEG C environment of temperature, has storage stability.
Above-mentioned pure epoxy powdery paints is sprayed using corona electrostatic spraying process or friction electrostatic painting technique, with film
Thick 60um is calculated, and theoretical spray area is 10.4~13.8m2Yellow chromaking aluminium sheet based on 0.7mm thickness carries out laboratory test,
Test method is shown in Table 1, and performance parameter is shown in Table 1.
Table 1
As shown in Table 1, pure epoxy powdery paints storage stability performance provided by the invention is good, and chemical resistance is good, machine
Tool excellent performance, weather resistance are good；The pure epoxy powder coating component includes：0~4 part of CAB-551-0.2, sludge ice agent 0~
4 parts；CAB-551-0.2 and sludge ice agent are not added, pure epoxy powdery paints appearance of film provided by the invention is sand streak；Described third
0~0.8 part of olefin(e) acid levelling agent, 0~0.8 part of the acrylic acid wetting agent, 0~0.8 part of the benzoin, the stearic acid 0~1
Part, 0.1~4 part of CAB-551-0.2,0.1~4 part of sludge ice agent, pure epoxy powdery paints appearance of film provided by the invention are wrinkle
Line；The pure epoxy powder coating component includes：0~0.5 part of the acrylic acid levelling agent, the acrylic acid wetting agent 0~
0.5 part, 0~0.5 part of the benzoin, 0~0.5 part of the stearic acid, 0~4 part of CAB-551-0.2,0~4 part of sludge ice agent,
0~5 part of aluminium silver powder, pure epoxy powdery paints appearance of film provided by the invention are mallear stria；The pure epoxy powder coating component
Include：0~0.5 part of the acrylic acid levelling agent, 0~0.5 part of the acrylic acid wetting agent, 0~0.5 part of the benzoin,
0~0.5 part of the stearic acid, 0~4 part of CAB-551-0.2,0~4 part of sludge ice agent, 0~5 part of pearlescent pigment, the present invention provide
Pure epoxy powdery paints appearance of film be mallear stria.
Embodiment 23
According to ISO8130-5：(component includes the pure epoxy powdery paints of 1992 detection embodiments 1：Olefin(e) acid levelling agent 1.5
Part, 1.2 parts of stearic acid, 1 part of amide waxe), (component includes the pure epoxy powdery paints of embodiment 7：1.5 parts of olefin(e) acid levelling agent, acyl
1 part of amine wax), (component includes the pure epoxy powdery paints of embodiment 9：1.5 parts of olefin(e) acid levelling agent, 1.2 parts of stearic acid) spraying work
The coating fluidity of skill.Mobility is qualified, wherein, the coating fluidity of the pure epoxy powder paint technique of embodiment 1
Better than the coating fluidity of the pure epoxy powder paint technique of embodiment 7, the pure epoxy powder paint work of embodiment 1
The coating fluidity of skill is better than the coating fluidity of the pure epoxy powder paint technique of embodiment 9.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
The limitation of the present invention, protection scope of the present invention should be subject to claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
Protection scope of the present invention is also should be regarded as into retouching.
Claims (10)
1. a kind of pure epoxy powdery paints, which is characterized in that in parts by weight, the pure epoxy powder coating component includes：Ring
40~75 parts of oxygen resin, 3~7 parts of curing agent, 0~35 part of titanium dioxide, 0~40 part of barium sulfate, 0~1 part of acrylic acid levelling agent, third
0~1 part of olefin(e) acid wetting agent, 0~1 part of benzoin, 0~1 part of stearic acid, 0~1 part of polyethylene wax, 0~1 part of amide waxe, polytetrafluoro
0~1 part of ethylene waxes, 0~1 part of charge adjusting agent, 0~1 part of organobentonite, 0~1 part of catalyst, 0~5 part of delustering agent, CAB-
0~4 part of 551-0.2,0~4 part of sludge ice agent；The titanium dioxide, the barium sulfate, the acrylic acid levelling agent, the acrylic acid
Wetting agent, the benzoin, the stearic acid, the polyethylene wax, the amide waxe, the polytetrafluoroethylwax wax, the electricity
Lotus conditioning agent, the organobentonite, the catalyst, the delustering agent, the CAB-551-0.2, the sludge ice agent weight
It is 0 when part is different.
2. pure epoxy powdery paints according to claim 1, which is characterized in that the curing agent is epoxy hardener.
3. pure epoxy powdery paints according to claim 1, which is characterized in that 10~35 parts of the titanium dioxide.
4. pure epoxy powdery paints according to claim 1, which is characterized in that 10~40 parts of the barium sulfate.
5. pure epoxy powdery paints according to claim 1, which is characterized in that 0~0.8 part of the acrylic acid levelling agent,
0~0.8 part of the acrylic acid wetting agent, 0~0.8 part of the benzoin, 0~0.8 part of the stearic acid.
6. pure epoxy powdery paints according to claim 1, which is characterized in that 0~0.5 part of the acrylic acid levelling agent,
0~0.5 part of the acrylic acid wetting agent, 0~0.5 part of the benzoin, 0~0.5 part of the stearic acid.
7. pure epoxy powdery paints according to claim 6, which is characterized in that the pure epoxy powder coating component further includes：
0~5 part of aluminium silver powder.
8. pure epoxy powdery paints according to claim 6, which is characterized in that the pure epoxy powder coating component also wraps
It includes：Pigment；The pigment includes：Pearlescent pigment.
9. a kind of preparation method of claim 1~8 any one of them pure epoxy powdery paints, which is characterized in that including：It will
The pure epoxy powder coating component premixing, cleaning are squeezed out, crushed, and mixing obtains the pure epoxy powdery paints.
10. the preparation method of pure epoxy powdery paints according to claim 9, which is characterized in that the crushing process tool
Body includes：It is continuous to squeeze out coarse crushing, continuous crushing.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112430410A (en) * | 2020-10-22 | 2021-03-02 | 宁波爱甬新材料科技有限公司 | Weather-resistant anticorrosive powder coating and preparation method thereof |
| CN113667386A (en) * | 2021-09-17 | 2021-11-19 | 黄山华佳表面科技股份有限公司 | Powder coating with two coating layers and one baking layer and preparation method thereof |
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| CN1733853A (en) * | 2005-06-01 | 2006-02-15 | 兰州理工大学 | FBE pnenolic aldehyde modified epoxy powder coating and its preparation method |
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| CN112430410A (en) * | 2020-10-22 | 2021-03-02 | 宁波爱甬新材料科技有限公司 | Weather-resistant anticorrosive powder coating and preparation method thereof |
| CN113667386A (en) * | 2021-09-17 | 2021-11-19 | 黄山华佳表面科技股份有限公司 | Powder coating with two coating layers and one baking layer and preparation method thereof |
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