CN107418391A - A kind of new formula of conductive powder paint and preparation method thereof - Google Patents
A kind of new formula of conductive powder paint and preparation method thereof Download PDFInfo
- Publication number
- CN107418391A CN107418391A CN201710469206.2A CN201710469206A CN107418391A CN 107418391 A CN107418391 A CN 107418391A CN 201710469206 A CN201710469206 A CN 201710469206A CN 107418391 A CN107418391 A CN 107418391A
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- Prior art keywords
- agent
- new formula
- powder paint
- conductive powder
- paint according
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
-
- 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
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of new formula of conductive powder paint, the compound of following parts by weight is included：Polyester resin 56% 60%, curing agent 2.7% 4.6%, sand streak agent 0.2% 1.0%, levelling agent 0.1% 0.8%, styrax 0.3% 0.8%, wear-resisting wax powder 0.1% 0.8%, conductive black 0.5% 10%, comminuted steel shot 10% 20%, electromagnetic shielding reinforcing agent 10% 20%, auxiliary agent 0.1% 2%, wherein, each component ratio sum is 100%.The invention also discloses the preparation method of the new formula of above-mentioned conductive powder paint.The present invention passes through added with electromagnetic shielding reinforcing agent so that the coating produced has extremely low resistivity, good electric conductivity, while also has splendid chemical property.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to new formula of a kind of conductive powder paint and preparation method thereof.
Background technology
The maximum growth field in China powder coating and their application market is：Shipping industry and pipeline industry.The problem of existing be
Impact resistance and hygroscopicity are to be improved and improve, and researcher concentrates on main attention in the modification with various base-materials.State
In terms of the Anti-Corrosive Epoxy Powder Paint for Pipes of interior production is painted on bin stability and coating application property, with external quality product phase
Than still there is certain gap.
Because Foreign Automobile powdery paints technology of preparing makes progress, automobile Lacquer finish, timber and paint for plastics application are all
It is most active potential market.Automobile industry will be its lavish consumer, Greece, Turkey and Eastern Europe powder coating and their application market
Growth it is fine, Asian-Pacific market potentiality are bigger, have been considered as the fastest-rising area in the whole world.
Development of the powdery paints in Chinese nearly twenty or thirty year more becomes perfect, and ordinary powder has been difficult to the need for meeting that client is special
Ask, there is the powdery paints of special small function compensate for some blank of market well for some, meet the specific demand of client.
The content of the invention
For above-mentioned problems of the prior art, the invention provides a kind of new formula of conductive powder paint and its
Preparation method, the invention have extremely low resistivity, good electric conductivity and splendid chemical property.
In order to realize above-mentioned prior art, the new formula of a kind of conductive powder paint of the invention, it is characterised in that include
The compound of following parts by weight：Polyester resin 56%-60%, curing agent 2.7%-4.6%, sand streak agent 0.2%-1.0%, levelling agent
0.1%-0.8%, styrax 0.3%-0.5%, wear-resisting wax powder 0.1%-0.8%, conductive black 0.5%-10%, comminuted steel shot 5%-20%, electromagnetism
Reinforcing agent 10%-20%, auxiliary agent 0.1%-1% are shielded, wherein, each component ratio sum is 100%.
Preferably, the curing agent is three-glycidyl ester.
Preferably, the sand streak agent is the texture agent that can make surface that sand sense effect be presented.
Preferably, the levelling agent is acrylate copolymer.
Preferably, the wear-resisting wax powder is polytetrafluoroethylwax wax.
Preferably, the comminuted steel shot particle diameter is 2-15 μm.
Preferably, the electromagnetic shielding reinforcing agent is amorphous magnesium yttrium binary alloy, amorphous state magnalium binary alloy, amorphous
One or more in state magnesium gadolinium binary alloy.
Preferably, the auxiliary agent is organobentonite or antioxidant.
Present invention also offers a kind of preparation method for the new formula for preparing the conductive powder paint, mainly comprising following step
Suddenly：
（1）Mix：Each component raw material is stirred into 10-15min in the homogenizer that rotating speed is 500r/min；
（2）Melting extrusion：By step（1）In obtained raw material under vacuum conditions, temperature is in 120-160 DEG C of melt extruder
Extruded；
（3）Cool down tabletting：By step（2）In extruded compound in 30-40 DEG C of cooling, be pressed into chip solid；
（4）Pulverize and sieve：By step（3）In obtained chip solid first crush through cooling, breaker roll, then be ground into through pulverizer
30-35 μm of particle diameter, 280 mesh sieves are crossed, obtain finished product.
Compared with prior art, the beneficial effects of the invention are as follows：The formula has relatively low resistivity, and resistivity is 103
It below Ω, can effectively prevent from statically gathering, meet particular/special requirement in some machinery equipments well, and with splendid
Chemical property.
Embodiment
In order that technical scheme is specifically, technical scheme is carried out in conjunction with specific embodiment
It is discussed further：
Embodiment 1
Parts by weight are weighed as 56% polyester resin, 2.7% curing agent, 0.2% sand streak agent, 0.1% levelling agent, 0.3% styrax, 0.1%
In homogenizer, setting turns for wear-resisting wax powder, 0.5% conductive black, 5% comminuted steel shot, 20% electromagnetic shielding reinforcing agent, 0.1% auxiliary agent
Speed is 500r/min, accelerates stirring 10min, then by the mixture material being stirred under vacuum conditions, add melting extrusion
In machine, melting extrusion is carried out at 140 DEG C, by compression roller, the solid of extruding slabbing at 35 DEG C, then in cooling, breaker roll
In the presence of be broken into the blocks of solid of strip, be most ground into through pulverizer 30-35 μm or so of powdery paints afterwards, cross 280
Mesh sieve, screening obtain finished product.
By powdery paints made of method described in the formula and the content of the invention, its coating sand streak is coarse, and feel protrudes,
Resistivity is 0.46*103 Ω, and resistivity is low, good conductivity.
Embodiment 2
Parts by weight are weighed as 58% polyester resin, 3.4% curing agent, 0.6% sand streak agent, 0.5% levelling agent, 0.5% styrax, 0.5%
Wear-resisting wax powder, 5% conductive black, 15% comminuted steel shot, 15% electromagnetic shielding reinforcing agent, 1.5% auxiliary agent are in homogenizer, setting speed
For 500r/min, accelerate stirring 13min, then by the mixture material being stirred under vacuum conditions, add melt extruder
In, melting extrusions are carried out at 140 DEG C, by compression roller, extrude the solid of slabbing at 35 DEG C, then in cooling, breaker roll
It is broken into the blocks of solid of strip under effect, is most ground into through pulverizer 30-35 μm or so of powdery paints afterwards, crosses 280 mesh
Sieve, screening obtain finished product.
By powdery paints made of method described in the formula and the content of the invention, its coating sand streak is coarse, and feel protrudes,
Resistivity is 0.53*103 Ω, and resistivity is low, good conductivity.
Embodiment 3
Parts by weight are weighed as 60% polyester resin, 4.6% curing agent, 1% sand streak agent, 0.8% levelling agent, 0.8% styrax, 0.8% resistance to
Wax powder, 10% conductive black, 10% comminuted steel shot, 10% electromagnetic shielding reinforcing agent, 2% auxiliary agent are ground in homogenizer, setting speed is
500r/min, accelerate stirring 15min, then by the mixture material being stirred under vacuum conditions, add in melt extruder,
Melting extrusion is carried out at 140 DEG C, by compression roller, the solid of extruding slabbing at 35 DEG C, then in cooling, the effect of breaker roll
Under be broken into the blocks of solid of strip, be most ground into through pulverizer 30-35 μm or so of powdery paints afterwards, cross 280 mesh sieves, sieve
Get finished product.
By powdery paints made of method described in the formula and the content of the invention, its coating sand streak is coarse, and feel protrudes,
Resistivity is 0.74*103 Ω, and resistivity is low, good conductivity.
In being tested more than, it can be seen that when addition electromagnetic shielding agent proportion increase, resistivity reduces, coating
Electric conductivity strengthens.
The embodiment of present invention described above, do not form limiting the scope of the invention, any basis
Various other corresponding changes or equivalencing made by the technical concept of the present invention, should be included in the claims in the present invention
Protection domain in.
Claims (9)
1. the new formula of a kind of conductive powder paint, it is characterised in that include the compound of following parts by weight：Polyester resin 56%-
60%th, curing agent 2.7%-4.6%, sand streak agent 0.2%-1.0%, levelling agent 0.1%-0.8%, styrax 0.3%-0.8%, wear-resisting wax powder
0.1%-0.8%, conductive black 0.5%-10%, comminuted steel shot 10%-20%, electromagnetic shielding reinforcing agent 10%-20%, auxiliary agent 0.1%-2%, its
In, each component ratio sum is 100%.
2. the new formula of conductive powder paint according to claim 1, it is characterised in that：The curing agent is that three shrinks are sweet
Grease.
3. the new formula of conductive powder paint according to claim 1, it is characterised in that：The sand streak agent is that can make surface
The texture agent of sand sense effect is presented.
4. the new formula of conductive powder paint according to claim 1, it is characterised in that：The levelling agent is acrylate
Copolymer.
5. the new formula of conductive powder paint according to claim 1, it is characterised in that：The wear-resisting wax powder is polytetrafluoro
Ethylene waxes.
6. the new formula of conductive powder paint according to claim 1, it is characterised in that：The comminuted steel shot particle diameter is 2-15 μ
m。
7. the new formula of conductive powder paint according to claim 1, it is characterised in that：It is described electromagnetic shielding reinforcing agent be
One or more in amorphous magnesium yttrium binary alloy, amorphous state magnalium binary alloy, amorphous magnesium gadolinium binary alloy.
8. the new formula of conductive powder paint according to claim 1, it is characterised in that：The auxiliary agent is organobentonite
Or antioxidant.
9. a kind of new formula for preparing the conductive powder paint as described in claim any one of 1-8, is mainly comprised the steps of：
Mix：Each component raw material is stirred into 10-15min in the homogenizer that rotating speed is 500r/min；
Melting extrusion：By step（1）In obtained raw material under vacuum conditions, temperature is to enter in 120-160 DEG C of melt extruder
Row extrusion；
Cool down tabletting：By step（2）In extruded compound in 30-40 DEG C of cooling, be pressed into chip solid；
Pulverize and sieve：By step（3）In obtained chip solid first crush through cooling, breaker roll, then 30- be ground into through pulverizer
35 μm of particle diameter, 280 mesh sieves are crossed, obtain finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710469206.2A CN107418391A (en) | 2017-06-20 | 2017-06-20 | A kind of new formula of conductive powder paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710469206.2A CN107418391A (en) | 2017-06-20 | 2017-06-20 | A kind of new formula of conductive powder paint and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107418391A true CN107418391A (en) | 2017-12-01 |
Family
ID=60427280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710469206.2A Pending CN107418391A (en) | 2017-06-20 | 2017-06-20 | A kind of new formula of conductive powder paint and preparation method thereof |
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| Country | Link |
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| CN (1) | CN107418391A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111303734A (en) * | 2020-02-17 | 2020-06-19 | 安徽华辉塑业科技股份有限公司 | Ultraviolet-absorbing powder coating for thunder and lightning and preparation method thereof |
| CN112778882A (en) * | 2020-12-25 | 2021-05-11 | 上海邦中新材料有限公司 | Antistatic polyester powder coating and preparation method thereof |
| CN114958159A (en) * | 2022-07-18 | 2022-08-30 | 绍兴市英纳粉末涂料有限公司 | Antistatic plastic powder for spinning machine and production process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740249A (en) * | 2004-08-23 | 2006-03-01 | 徐州正菱涂装有限公司 | Sand grain metal powder paint |
| CN103589379A (en) * | 2013-10-24 | 2014-02-19 | 广东普赛特电子科技股份有限公司 | Modified conductive glue and preparation method thereof |
-
2017
- 2017-06-20 CN CN201710469206.2A patent/CN107418391A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1740249A (en) * | 2004-08-23 | 2006-03-01 | 徐州正菱涂装有限公司 | Sand grain metal powder paint |
| CN103589379A (en) * | 2013-10-24 | 2014-02-19 | 广东普赛特电子科技股份有限公司 | Modified conductive glue and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111303734A (en) * | 2020-02-17 | 2020-06-19 | 安徽华辉塑业科技股份有限公司 | Ultraviolet-absorbing powder coating for thunder and lightning and preparation method thereof |
| CN112778882A (en) * | 2020-12-25 | 2021-05-11 | 上海邦中新材料有限公司 | Antistatic polyester powder coating and preparation method thereof |
| CN114958159A (en) * | 2022-07-18 | 2022-08-30 | 绍兴市英纳粉末涂料有限公司 | Antistatic plastic powder for spinning machine and production process |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
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| RJ01 | Rejection of invention patent application after publication |