CN107033751A - A kind of low temperature cured powder coating and preparation method thereof - Google Patents
A kind of low temperature cured powder coating and preparation method thereof Download PDFInfo
- Publication number
- CN107033751A CN107033751A CN201611119500.2A CN201611119500A CN107033751A CN 107033751 A CN107033751 A CN 107033751A CN 201611119500 A CN201611119500 A CN 201611119500A CN 107033751 A CN107033751 A CN 107033751A
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- CN
- China
- Prior art keywords
- low temperature
- powder coating
- cured powder
- temperature cured
- titanium dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- 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 low temperature cured powder coating, it is prepared from the following raw materials in parts by weight：Abietyl modified unsaturated polyester (UP) 42 55, bisphenol A type epoxy resin 16 23, iron oxide red 2.5 3.8, titanium dioxide 79, azodiisobutyronitrile 12, tetramethoxymethylglycoluril 23, polytetrafluoroethylwax wax 13, GMA types resin 12, silane coupler KH602 0.1 1, compounded mix 58；Invention also provides the preparation method of the low temperature cured powder coating, low temperature cured powder coating of the invention, transparency is high, and good dispersion can solidify, the solidification temperature time, at 10 30 minutes, can be widely used for coil painting between 100 130 DEG C.
Description
Technical field
The present invention relates to a kind of paint field, more particularly to a kind of low temperature cured powder coating and preparation method thereof.
Background technology
Powdery paints by polymer, pigment and additive constitute it is a kind of it is new, without solvent, pure solid powdery
Coating；With without solvent, it is pollution-free, save the energy and resource, reduce labor intensity with coating machinery intensity it is high the features such as.Powder
Thus utilization rate is higher due to not discharging VOC for last coating, in past 10 years, in the world powdery paints
Development speed quickly, annual average rate of increase is 8%-15%.But, also there is coating and metal-like in current powdery paints
Clear with reference to the effect not as paint, the thermal diffusivity of powdery paints is not good enough, and low temperature curing properties are poor, it is impossible to be widely used in hair
The first-class defect of the special equipments such as motivation.
The content of the invention
It is an object of the invention to overcome in the presence of prior art above-mentioned not enough there is provided a kind of painting of low-temperature setting powder
Material and preparation method thereof.The low temperature cured powder coating can solidify between 100-130 DEG C, hardening time at 10-30 minutes,
It can be widely used for coil painting.
In order to realize foregoing invention purpose, the invention provides following technical scheme：
A kind of low temperature cured powder coating, is prepared from the following raw materials in parts by weight：
Abietyl modified unsaturated polyester (UP) 42-55, bisphenol A type epoxy resin 16-23, iron oxide red 2.5-3.8, titanium dioxide 7-
9th, azodiisobutyronitrile 1-2, tetramethoxymethylglycoluril 2-3, polytetrafluoroethylwax wax 1-3, GMA type resin 1-2, silane coupler
KH602 0.1-1, compounded mix 5-8；
Described compounded mix is made up of the raw material of following weight parts：
Wollastonite 15-21, kaolin 12-16, illite 4-9, zinc oxide 2-4, carboxymethyl cellulose 1-2；
Above-mentioned wollastonite, kaolin, illite are mixed, calcined 1-3 hours at 700-800 DEG C, is sent after discharging cooling
Enter and ball milling mixing is carried out in ball mill, add zinc oxide and carboxymethyl cellulose, continue ball milling 1-2 hours, cross 80-100 mesh
Sieve, produces the compounded mix.
Another object of the present invention is to provide the preparation method of above-mentioned low temperature cured powder coating, comprise the following steps：
Above-mentioned each raw material in addition to titanium dioxide is mixed, high-speed mixer, 1200-1600 revs/min of stirring point is sent into
Dissipate 2-6 minutes, send into extruder, melting extrusion is subsequently placed in grinder, adds titanium dioxide, high under 1500-2000 revs/min
Speed grinding, after 80-100 mesh sieves, produces the low temperature cured powder coating.
Compared with prior art, beneficial effects of the present invention：
The low temperature cured powder coating that the present invention is provided, transparency is high, and good dispersion can be consolidated between 100-130 DEG C
Change, the solidification temperature time, at 10-30 minutes, can be widely used for coil painting.
Embodiment
With reference to test example and embodiment, the present invention is described in further detail.But this should not be understood
Following embodiment is only limitted to for the scope of above-mentioned theme of the invention, it is all that this is belonged to based on the technology that present invention is realized
The scope of invention.
Embodiment 1
A kind of low temperature cured powder coating, is prepared from the following raw materials in parts by weight：
Abietyl modified unsaturated polyester (UP) 49, bisphenol A type epoxy resin 18, iron oxide red 3.5, titanium dioxide 8, the isobutyl of azo two
Nitrile 1, tetramethoxymethylglycoluril 2, polytetrafluoroethylwax wax 2, GMA types resin 1, silane coupler KH6020.6, compounded mix 7；
Described compounded mix is made up of the raw material of following weight parts：
Wollastonite 18, kaolin 14, illite 7, zinc oxide 3, carboxymethyl cellulose 1；
Above-mentioned wollastonite, kaolin, illite are mixed, calcined 2 hours at 800 DEG C, ball milling is sent into after discharging cooling
Ball milling mixing is carried out in machine, zinc oxide and carboxymethyl cellulose is added, continues ball milling 1 hour, 100 mesh sieves are crossed, produced described
Compounded mix.
The preparation method of above-mentioned low temperature cured powder coating, comprises the following steps：
Above-mentioned each raw material in addition to titanium dioxide is mixed, high-speed mixer, 1400 revs/min of 5 points of dispersed with stirring is sent into
Clock, sends into extruder, and melting extrusion is subsequently placed in grinder, titanium dioxide is added, in 1700 revs/min of lower speed lappings, after 90
Mesh sieve, produces the low temperature cured powder coating.
Low temperature cured powder coating prepared by above-described embodiment 1 is sprayed at by pretreatment using the method for electrostatic spraying
Coiled material on, coating thickness is 40-60mm, and condition of cure is 120 DEG C, and hardening time is 15min, places 24h after solidification naturally,
Film performance is tested, test result is as follows, coating film gloss (60 DEG C)：92%, film adhesive (IS02409)：1 grade, film is resistance to
Impact strength (GB/T 1732-93)：》60kg/cm, hardness of film (GB/T6739-96)：2H.
Claims (2)
1. a kind of low temperature cured powder coating, it is characterised in that be prepared from the following raw materials in parts by weight：
Abietyl modified unsaturated polyester (UP) 42-55, bisphenol A type epoxy resin 16-23, iron oxide red 2.5-3.8, titanium dioxide 7-9, idol
Nitrogen bis-isobutyronitrile 1-2, tetramethoxymethylglycoluril 2-3, polytetrafluoroethylwax wax 1-3, GMA type resin 1-2, silane coupler
KH602 0.1-1, compounded mix 5-8；
Described compounded mix is made up of the raw material of following weight parts：
Wollastonite 15-21, kaolin 12-16, illite 4-9, zinc oxide 2-4, carboxymethyl cellulose 1-2；
The wollastonite, kaolin, illite are mixed, calcined 1-3 hours at 700-800 DEG C, ball is sent into after discharging cooling
Ball milling mixing is carried out in grinding machine, zinc oxide and carboxymethyl cellulose is added, continues ball milling 1-2 hours, 80-100 mesh sieves are crossed, i.e.,
Obtain the compounded mix.
2. the preparation method of low temperature cured powder coating according to claim 1, it is characterised in that comprise the following steps：
Each raw material in addition to titanium dioxide is mixed, high-speed mixer, 1200-1600 revs/min of 2-6 points of dispersed with stirring is sent into
Clock, sends into extruder, melting extrusion is subsequently placed in grinder, adds titanium dioxide, in 1500-2000 revs/min of lower speed lapping,
After 80-100 mesh sieves, the low temperature cured powder coating is produced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611119500.2A CN107033751A (en) | 2016-12-07 | 2016-12-07 | A kind of low temperature cured powder coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611119500.2A CN107033751A (en) | 2016-12-07 | 2016-12-07 | A kind of low temperature cured powder coating and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107033751A true CN107033751A (en) | 2017-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611119500.2A Pending CN107033751A (en) | 2016-12-07 | 2016-12-07 | A kind of low temperature cured powder coating and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN107033751A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107459915A (en) * | 2017-09-20 | 2017-12-12 | 江南载福粉末涂料（张家港）有限公司 | A kind of corrosion resistant powder of resistance to strong acid coating and preparation method thereof |
| CN108504248A (en) * | 2018-04-08 | 2018-09-07 | 苏州聚康新材料科技有限公司 | A kind of open air application thermosetting powder coating preparation method and applications |
| CN109913049A (en) * | 2019-03-15 | 2019-06-21 | 天津市青龙建筑安装工程有限公司 | A kind of Environment-friendlyexterior exterior wall paint and its construction technology |
| CN114231067A (en) * | 2021-12-28 | 2022-03-25 | 厦门国丽静电粉末有限公司 | Powder coating with good insulating property and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709164A (en) * | 2009-12-16 | 2010-05-19 | 漳州市万安实业有限公司 | Storable low temperature cured powder coating and preparation method thereof |
| CN102391764A (en) * | 2011-09-30 | 2012-03-28 | 广州擎天实业有限公司 | Low-temperature curing flame-retardant finishing powder paint and preparation method thereof |
| CN102993921A (en) * | 2012-10-24 | 2013-03-27 | 宿迁市英杰装饰材料有限公司 | Powder coating with low-temperature curing function |
| CN103483993A (en) * | 2013-09-03 | 2014-01-01 | 蚌埠市鸿安精密机械有限公司 | Low-temperature curing powder paint |
-
2016
- 2016-12-07 CN CN201611119500.2A patent/CN107033751A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709164A (en) * | 2009-12-16 | 2010-05-19 | 漳州市万安实业有限公司 | Storable low temperature cured powder coating and preparation method thereof |
| CN102391764A (en) * | 2011-09-30 | 2012-03-28 | 广州擎天实业有限公司 | Low-temperature curing flame-retardant finishing powder paint and preparation method thereof |
| CN102993921A (en) * | 2012-10-24 | 2013-03-27 | 宿迁市英杰装饰材料有限公司 | Powder coating with low-temperature curing function |
| CN103483993A (en) * | 2013-09-03 | 2014-01-01 | 蚌埠市鸿安精密机械有限公司 | Low-temperature curing powder paint |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107459915A (en) * | 2017-09-20 | 2017-12-12 | 江南载福粉末涂料（张家港）有限公司 | A kind of corrosion resistant powder of resistance to strong acid coating and preparation method thereof |
| CN108504248A (en) * | 2018-04-08 | 2018-09-07 | 苏州聚康新材料科技有限公司 | A kind of open air application thermosetting powder coating preparation method and applications |
| CN109913049A (en) * | 2019-03-15 | 2019-06-21 | 天津市青龙建筑安装工程有限公司 | A kind of Environment-friendlyexterior exterior wall paint and its construction technology |
| CN114231067A (en) * | 2021-12-28 | 2022-03-25 | 厦门国丽静电粉末有限公司 | Powder coating with good insulating property and preparation method thereof |
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Application publication date: 20170811 |