CN108003745A - 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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- CN108003745A CN108003745A CN201711250766.5A CN201711250766A CN108003745A CN 108003745 A CN108003745 A CN 108003745A CN 201711250766 A CN201711250766 A CN 201711250766A CN 108003745 A CN108003745 A CN 108003745A
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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
- C09D5/032—Powdery paints characterised by a special effect of the produced film, e.g. wrinkle, pearlescence, matt finish
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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
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
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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, 0.8~1.5 part of acrylic acid levelling agent, 0.4~2.5 part of acrylic acid wetting agent, 0~1.8 part of benzoin, 0~1.2 part of stearic acid, 0~1 part of Tissuemat E, 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；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；Unglazed, semi-gloss and bloom effect can be realized by varying delustering agent dosage；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 to apply
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 used by varying delustering agent
Amount realizes unglazed, semi-gloss and bloom effect；It is decorative to further improve it.
To solve above 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 Tissuemat E, 0~1 part of amide waxe, 0~1 part of polytetrafluoroethylwax wax, 0~1 part of charge adjusting agent, have
0~1 part of machine bentonite, 0~1 part of catalyst；It is the titanium dioxide, the barium sulfate, the benzoin, the stearic acid, described
Tissuemat E, the amide waxe, the polytetrafluoroethylwax wax, the charge adjusting agent, the organobentonite, the catalyst
It is 0 when parts by weight are different.
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 Tissuemat E 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, the pure epoxy powder coating component further includes：0~5 part of delustering agent.
Preferably, the pure epoxy powder coating component further includes：3~5 parts of delustering agent.
Preferably, the curing agent is epoxy hardener.
Preferably, the catalyst is imidazole and its derivants.
Preferably, the pure epoxy powder coating component further includes：Pigment.
Preferably, 0~15 part of the pigment.
Present invention also offers a kind of preparation method of above-mentioned pure epoxy powdery paints, including：By the pure epoxy powder
Last coating composition premixing, cleaning, extrusion, crush, mixing, obtains the pure epoxy powdery paints.
Preferably, the crushing process specifically includes：Continuous extrusion coarse crushing, it is continuous to crush.
Compared with prior art, its detailed description is as follows by the application：
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 use epoxy hardener, make that the resistance to optical stabilization of pure epoxy powdery paints is good, and chemical proofing 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 titanium dioxide, sulphur
Sour barium and organobentonite collective effect plays 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 coating process, and powder utilization is high；Pure epoxy powder coating component sulphur of the present invention
Sour barium also with Tissuemat E 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 amide waxe, amide waxe as defoamer, reduce coating melting viscosity or
Using the limited compatibility difference of defoamer and coating, small-molecule substance is set to accelerate effusion, so that the generation of needle pore defect is avoided,
Improved with stearic acid, acrylic acid levelling agent collective effect in pure epoxy powdery paints film forming procedure of the present invention and form levelability,
Even property, reduces surface tension, reduces viscosity；Meanwhile add acrylic acid wetting agent and strengthen 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 benzoin as degasser, when making pure epoxy powdery paints melting levelling, keeps away
Exempt from film and produce 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 produce accumulation until repel or discharge untill, 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 that improve spraying effect, and powder in barium sulfate collective effect
Rate, ensures that pure epoxy powdery paints provided by the invention can carry out thick film application.
Further include delustering agent in pure epoxy powder coating component provided by the invention, change delustering agent dosage realize it is unglazed,
Semi-gloss and bloom effect.
Embodiment
In order to make those skilled in the art 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, 1.5 parts of acrylic acid levelling agent, 2.5 parts of acrylic acid wetting agent, benzoin
1.8 parts, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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
Wash, extrude, crush, mixing, obtains the pure epoxy powdery paints.
Wherein, the crushing process specifically includes：Continuous extrusion coarse crushing, it is continuous to crush.
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, 0.8 part of acrylic acid levelling agent, acrylic acid wetting agent
0.4 part, 0.5 part of benzoin, 0.4 part of stearic acid, 0.2 part of Tissuemat E, 0.2 part of amide waxe, 0.2 part of polytetrafluoroethylwax wax, electricity
0.2 part of lotus conditioning agent, 0.2 part of organobentonite, 0.2 part of catalyst.
Embodiment 3
The present embodiment is differed only in embodiment 1：In parts by weight, the pure epoxy powder coating component includes：
40 parts of epoxy resin, 3 parts of curing agent, 10 parts of titanium dioxide, 10 parts of barium sulfate, 0.8 part of acrylic acid levelling agent, acrylic acid wetting agent
0.4 part, 0.5 part of benzoin, 0.4 part of stearic acid, 0.2 part of Tissuemat E, 0.2 part of amide waxe, 0.2 part of polytetrafluoroethylwax wax, electricity
0.2 part of lotus conditioning agent, 0.2 part of organobentonite, 0.2 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, 1.5 parts of acrylic acid levelling agent, 2.5 parts of acrylic acid wetting agent, benzoin
1.8 parts, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, 2.5 parts of acrylic acid wetting agent, benzoin
1.8 parts, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic bentonite
Profit native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, it is 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of polytetrafluoroethylwax wax, 1 part of charge adjusting agent, organic
1 part of bentonite, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of charge adjusting agent, organobentonite 1
Part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, organic swelling
Native 1 part, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, electric charge adjust
1 part of agent, 1 part of catalyst.
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, 1.5 parts of acrylic acid levelling agent, acrylic acid wetting agent
2.5 parts, 1.8 parts of benzoin, 1.2 parts of stearic acid, 1 part of Tissuemat E, 1 part of amide waxe, 1 part of polytetrafluoroethylwax wax, electric charge adjust
1 part of agent, 1 part of organobentonite.
Embodiment 14
The present embodiment is differed only in embodiment 1：The pure epoxy powder coating component further includes：2 parts of delustering agent.
Embodiment 15
The present embodiment is differed only in embodiment 1：The pure epoxy powder coating component further includes：3 parts of delustering agent.
Embodiment 16
The present embodiment is differed only in embodiment 1：The pure epoxy powder coating component further includes：5 parts of delustering agent.
Embodiment 17
Pure epoxy powdery paints described in Example 1~16 is tested, the pure epoxy powder described in embodiment 1~16
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 coating 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, its 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：0~5 part of delustering agent, when not adding delustering agent,
The pure epoxy powdery paints is bloom, and when the delustering agent is 2 parts, the pure epoxy powdery paints is semi-gloss：The delustring
When agent is 3~5 parts, the pure epoxy powdery paints is unglazed.
Embodiment 17
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
Coating fluidity of the coating fluidity of skill better than the pure epoxy powder paint technique of embodiment 9.
Embodiment 18
Pure epoxy powdery paints described in embodiment 1~16 is used into corona electrostatic spraying coating process or friction electrostatic painting work
Skill is sprayed, and is calculated with thickness 60um, theoretical spray area is 10.4~13.8m2Yellow chromaking aluminium sheet based on 0.7mm thickness
Laboratory test is carried out, the pure epoxy powder coating solidification temperature that measure obtains described in embodiment 1~13 is 140~200 DEG C, Gu
The change time is 3~20min；The pure epoxy powder coating solidification temperature that measure obtains described in embodiment 14 is 170~200 DEG C, Gu
The change time is 10~15min；The pure epoxy powder coating solidification temperature that measure obtains described in embodiment 15~16 is 190~200
DEG C, hardening time is 10~12min；I.e. when instant component adds 3~5 parts of delustering agent, no light effect, and pure epoxy are realized
The powder coating solidification time is short, can shorten the production cycle, improves production efficiency.
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, some 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, it is characterised in that in parts by weight, the pure epoxy powder coating component includes：Ring
40~75 parts of oxygen tree fat, 3~7 parts of curing agent, 0~35 part of titanium dioxide, 0~40 part of barium sulfate, acrylic acid levelling agent 0.8~1.5
Part, 0.4~2.5 part of acrylic acid wetting agent, 0~1.8 part of benzoin, 0~1.2 part of stearic acid, 0~1 part of Tissuemat E, amide waxe
0~1 part, 0~1 part of polytetrafluoroethylwax wax, 0~1 part of charge adjusting agent, 0~1 part of organobentonite, 0~1 part of catalyst；It is described
Titanium dioxide, the barium sulfate, the benzoin, the stearic acid, the Tissuemat E, the amide waxe, the polytetrafluoroethyl-ne
Alkene wax, the charge adjusting agent, the organobentonite, described catalyst weight part are 0 when different.
2. pure epoxy powdery paints according to claim 1, it is characterised in that 10~35 parts of the titanium dioxide.
3. pure epoxy powdery paints according to claim 1, it is characterised in that 10~40 parts of the barium sulfate.
4. pure epoxy powdery paints according to claim 1, it is characterised in that 0.5~1.8 part of the benzoin, described
0.4~1.2 part of stearic acid, 0.2~1 part of the Tissuemat E, 0.2~1 part of the amide waxe, the polytetrafluoroethylwax wax 0.2
~1 part, 0.2~1 part of the charge adjusting agent, 0.2~1 part of the organobentonite, 0.2~1 part of the catalyst.
5. pure epoxy powdery paints according to claim 1, it is characterised in that the pure epoxy powder coating component also wraps
Include：0~5 part of delustering agent.
6. pure epoxy powdery paints according to claim 1, it is characterised in that the pure epoxy powder coating component also wraps
Include：3~5 parts of delustering agent.
7. pure epoxy powdery paints according to claim 1, it is characterised in that the curing agent is epoxy hardener.
8. pure epoxy powdery paints according to claim 1, it is characterised in that the catalyst is imidazoles and its derivative
Thing.
A kind of 9. preparation method of claim 1~8 any one of them pure epoxy powdery paints, it is characterised in that including：Will
The pure epoxy powder coating component premixing, cleaning, extrusion, crush, mixing, obtains the pure epoxy powdery paints.
10. the preparation method of pure epoxy powdery paints according to claim 9, it is characterised in that the crushing process tool
Body includes：Continuous extrusion coarse crushing, it is continuous to crush.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250766.5A CN108003745A (en) | 2017-12-01 | 2017-12-01 | A kind of pure epoxy powdery paints and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250766.5A CN108003745A (en) | 2017-12-01 | 2017-12-01 | A kind of pure epoxy powdery paints and preparation method thereof |
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| CN108003745A true CN108003745A (en) | 2018-05-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110079890A (en) * | 2019-04-26 | 2019-08-02 | 绍兴喜能纺织科技有限公司 | A kind of bicomponent composite fibre 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 |
| CN101709195A (en) * | 2009-12-25 | 2010-05-19 | 广州擎天实业有限公司 | Pure epoxy powder coating for coating bakelite board and preparation method thereof |
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| 杨成德: "《涂料开发与试验》", 28 February 2015, 科学技术文献出版社 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110079890A (en) * | 2019-04-26 | 2019-08-02 | 绍兴喜能纺织科技有限公司 | A kind of bicomponent composite fibre and preparation method thereof |
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Application publication date: 20180508 |