CN106700861A - Preparation method of antirust durable powder painting for automobile - Google Patents
Preparation method of antirust durable powder painting for automobile Download PDFInfo
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- CN106700861A CN106700861A CN201510778441.9A CN201510778441A CN106700861A CN 106700861 A CN106700861 A CN 106700861A CN 201510778441 A CN201510778441 A CN 201510778441A CN 106700861 A CN106700861 A CN 106700861A
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Abstract
The invention provides a preparation method of antirust durable powder painting for an automobile. The painting is rich in raw material source and low in cost; by virtue of combination of various auxiliary materials and main materials as well as interaction and coordination of all the ingredients, the insulating painting has the characteristics of strong light exposure resistance, ageing resistance, rainwater erosion resistance, skid-proof property and the like, and especially has quite excellent antirust property and endurance quality.
Description
Technical field
The present invention relates to coating material field, more particularly to a kind of automobile durable powdery paints of antirust further relates to its preparation
Method.
Background technology
Automobile coating have passed through three main leaps in history：The alkyd paint of the twenties in 20th century；The acrylic acid of the sixties
Paint and the colored varnish of the eighties.The main feature of the performance of automobile coating：Paint film richness is good, and gloss is high, and hardness is high,
Adhesive force is good, and paint film has excellent mechanical performance, has fabulous polish retention, weatherability, wearability, with good
Well acidproof, alkaline-resisting, ethanol-tolerant, gasoline-resistant performance.
However, existing automobile coating can not meet use requirement, rust-proof effect is poor；Particularly, existing automobile coating is resistance to
Long property is poor, and the oxidative phenomena that changes colour after several years is serious.
The content of the invention
Goal of the invention：In order to overcome the above-mentioned deficiencies of the prior art, it is an object of the invention to provide a kind of automobile antirust
Durable powdery paints.
The second object of the present invention is the preparation method for providing the above-mentioned durable powdery paints of automobile antirust.
Technical scheme：A kind of automobile durable powdery paints of antirust that the present invention is provided, is made up of the component of following weight portion：
100 parts of medium oil alkyd, pigment 20-30 parts, filler 5-10 parts, curing agent 5-10 parts, antirust agent 4-6 parts,
Dispersant 1-3 parts, levelling agent 1-3 parts, drier 1-3 parts, plasticizer 2-5 parts, coalescents 2-4 parts.
Preferably, the automobile durable powdery paints of antirust, is made up of the component of following weight portion：Medium oil alkyd tree
100 parts of fat, 25 parts of pigment, 8 parts of filler, 8 parts of curing agent, 5 parts of antirust agent, 2 parts of dispersant, levelling agent 2
Part, 2 parts of drier, 4 parts of plasticizer, 3 parts of coalescents.
It is highly preferred that it is 1 that the pigment is mass ratio:1 titanium dioxide and the mixture of silica；Described filler is quality
Than being 6:3:1 barite, calcium carbonate and kaolinic mixture；The curing agent is tetrahydrochysene phthalic acid；It is described anti-
Rust agent is mass ratio 1:4:The mixture of 2 chromic acid guanidine, BTA and talcum powder；The dispersant is mass ratio 1:2
EFKA-5065 dispersants and EFKA-4050 dispersants mixture；The levelling agent is mass ratio 5:3:The third of 2
The mixture of olefin(e) acid butyl ester, Siloxane-Oxyalkylene Copolymers and tetrasodium pyrophosphate；The drier mass ratio 6:3:1 hydrogen-oxygen
Change the mixture of cobalt, glycerine and D-sorbite；The plasticizer is mass ratio 4:1 epoxidized soybean oil and O-phthalic
The mixture of dioctyl phthalate；The coalescents are mass ratio 7:2:1 keto-alcohol ester organic compound, aklylene glycol benzene
The mixture of base ether and two aklylene glycol phenyl ethers.
Present invention also offers the above-mentioned automobile preparation method of the durable powdery paints of antirust, comprise the following steps：
(1) medium oil alkyd, pigment are weighed, filler, curing agent, antirust agent, dispersant, levelling agent, urges dry
Agent, plasticizer and coalescents, are pre-mixed；
(2) material of premixing is carried out into melting extrusion, extrusion parameter is：One 110 DEG C of area, two 100 DEG C of areas, screw rod turns
Fast 60Hz；
(3) cool down, coarse crushing obtains tablet；
(4) by tablet obtained in step (3), as spheroidal graphite in ball mill, drum's speed of rotation is 1000-1100rpm, is obtained
Mixture；
(5) by the mixture vacuum freeze drying of step (4), then collected in cyclone separator, obtained final product；Freeze-drying
Vacuum pressure is 0.1-0.2Kpa, and the time is 1-2h.
Beneficial effect：The automobile durable powdery paints of antirust that the present invention is provided, raw material sources enrich, with low cost, lead to
Cross and coordinated using various auxiliary materials and major ingredient, the interaction and coordination of each component, so that the insulating moulding coating has simultaneously
The characteristic such as resistance to strong illumination, ageing-resistant, rain erosion resistant, anti-skidding, particularly its antirust and endurance quality are very excellent.
Specific embodiment
According to following embodiments, the present invention may be better understood.However, as it will be easily appreciated by one skilled in the art that real
Apply the content described by example and be merely to illustrate the present invention, without should also without limitation on described in detail in claims
The present invention.
Embodiment 1
Heat resistant and wear resistant powdery paints, is made up of the component of following weight portion：100 parts of medium oil alkyd, pigment 20
Part, 10 parts of filler, 5 parts of curing agent, 4 parts of antirust agent, 3 parts of dispersant, 1 part of levelling agent, 3 parts of drier,
1 part of plasticizer, 3 parts of coalescents.
The pigment is that mass ratio is 1:1 titanium dioxide and the mixture of silica；Described filler is that mass ratio is 6:3:1
Barite, calcium carbonate and kaolinic mixture；The curing agent is tetrahydrochysene phthalic acid；The antirust agent is mass ratio
1:4:The mixture of 2 chromic acid guanidine, BTA and talcum powder；The dispersant is mass ratio 1:2 EFKA-5065
The mixture of dispersant and EFKA-4050 dispersants；The levelling agent is mass ratio 5:3:2 butyl acrylate, polyethers
The mixture of modified polyorganosiloxane and tetrasodium pyrophosphate；The drier mass ratio 6:3:1 cobalt hydroxide, glycerine and
The mixture of D-sorbite；The plasticizer is mass ratio 4:The mixing of 1 epoxidized soybean oil and dioctyl phthalate
Thing；The coalescents are mass ratio 7:2:1 keto-alcohol ester organic compound, aklylene glycol phenyl ether and two alkylidenes
The mixture of glycol phenyl ether.
Its preparation method, comprises the following steps：
(1) medium oil alkyd, pigment are weighed, filler, curing agent, antirust agent, dispersant, levelling agent, urges dry
Agent, plasticizer and coalescents, are pre-mixed；
(2) material of premixing is carried out into melting extrusion, extrusion parameter is：One 110 DEG C of area, two 100 DEG C of areas, screw rod turns
Fast 60Hz；
(3) cool down, coarse crushing obtains tablet；
(4) by tablet obtained in step (3), as spheroidal graphite in ball mill, drum's speed of rotation is 1000-1100rpm, is obtained
Mixture；
(5) by the mixture vacuum freeze drying of step (4), then collected in cyclone separator, obtained final product；Freeze-drying
Vacuum pressure is 0.1-0.2Kpa, and the time is 1-2h.
Embodiment 2
Heat resistant and wear resistant powdery paints, is made up of the component of following weight portion：100 parts of medium oil alkyd, pigment 30
Part, 5 parts of filler, 10 parts of curing agent, 6 parts of antirust agent, 1 part of dispersant, 3 parts of levelling agent, 1 part of drier,
3 parts of plasticizer, 1 part of coalescents.
The pigment is that mass ratio is 1:1 titanium dioxide and the mixture of silica；Described filler is that mass ratio is 6:3:1
Barite, calcium carbonate and kaolinic mixture；The curing agent is tetrahydrochysene phthalic acid；The antirust agent is mass ratio
1:4:The mixture of 2 chromic acid guanidine, BTA and talcum powder；The dispersant is mass ratio 1:2 EFKA-5065
The mixture of dispersant and EFKA-4050 dispersants；The levelling agent is mass ratio 5:3:2 butyl acrylate, polyethers
The mixture of modified polyorganosiloxane and tetrasodium pyrophosphate；The drier mass ratio 6:3:1 cobalt hydroxide, glycerine and
The mixture of D-sorbite；The plasticizer is mass ratio 4:The mixing of 1 epoxidized soybean oil and dioctyl phthalate
Thing；The coalescents are mass ratio 7:2:1 keto-alcohol ester organic compound, aklylene glycol phenyl ether and two alkylidenes
The mixture of glycol phenyl ether.
Embodiment 3
Heat resistant and wear resistant powdery paints, is made up of the component of following weight portion：100 parts of medium oil alkyd, pigment 25
Part, 8 parts of filler, 8 parts of curing agent, 5 parts of antirust agent, 2 parts of dispersant, 2 parts of levelling agent, 2 parts of drier, increasing
2 parts of agent of modeling, 2 parts of coalescents.
Wherein described pigment is that mass ratio is 1:1 titanium dioxide and the mixture of silica；Described filler is for mass ratio
6:3:1 barite, calcium carbonate and kaolinic mixture；The curing agent is tetrahydrochysene phthalic acid；The antirust agent
It is mass ratio 1:4:The mixture of 2 chromic acid guanidine, BTA and talcum powder；The dispersant is mass ratio 1:2
The mixture of EFKA-5065 dispersants and EFKA-4050 dispersants；The levelling agent is mass ratio 5:3:2 acrylic acid
The mixture of butyl ester, Siloxane-Oxyalkylene Copolymers and tetrasodium pyrophosphate；The drier mass ratio 6:3:1 cobalt hydroxide,
The mixture of glycerine and D-sorbite；The plasticizer is mass ratio 4:1 epoxidized soybean oil and phthalic acid two is pungent
The mixture of ester；The coalescents are mass ratio 7:2:1 keto-alcohol ester organic compound, aklylene glycol phenyl ether and
The mixture of two aklylene glycol phenyl ethers.
Claims (4)
1. a kind of automobile preparation method of the durable powdery paints of antirust, it is characterised in that：Comprise the following steps：
(1) medium oil alkyd, pigment are weighed, filler, curing agent, antirust agent, dispersant, levelling agent, urges dry
Agent, plasticizer and coalescents, are pre-mixed；
(2) material of premixing is carried out into melting extrusion, extrusion parameter is：One 110 DEG C of area, two 100 DEG C of areas, screw rod turns
Fast 60Hz；
(3) cool down, coarse crushing obtains tablet；
(4) by tablet obtained in step (3), as spheroidal graphite in ball mill, drum's speed of rotation is 1000-1100rpm, is obtained
Mixture；
(5) by the mixture vacuum freeze drying of step (4), then collected in cyclone separator, obtained final product；Freeze-drying
Vacuum pressure is 0.1-0.2Kpa, and the time is 1-2h.
2. a kind of automobile according to claim 1 preparation method of the durable powdery paints of antirust, it is characterised in that：Respectively
The weight portion of raw material is respectively：100 parts of medium oil alkyd, pigment 20-30 parts, filler 5-10 parts, curing agent
5-10 parts, antirust agent 4-6 parts, dispersant 1-3 parts, levelling agent 1-3 parts, drier 1-3 parts, plasticizer 2-5 parts,
Coalescents 2-4 parts.
3. a kind of automobile according to claim 1 preparation method of the durable powdery paints of antirust, it is characterised in that：Respectively
The weight portion of raw material is respectively：100 parts of medium oil alkyd, 25 parts of pigment, 8 parts of filler, 8 parts of curing agent,
5 parts of antirust agent, 2 parts of dispersant, 2 parts of levelling agent, 2 parts of drier, 4 parts of plasticizer, 3 parts of coalescents.
4. a kind of automobile according to claim 1 preparation method of the durable powdery paints of antirust, it is characterised in that：Institute
Pigment is stated for mass ratio is 1:1 titanium dioxide and the mixture of silica；Described filler is that mass ratio is 6:3:1 weight is brilliant
Stone, calcium carbonate and kaolinic mixture；The curing agent is tetrahydrochysene phthalic acid；The antirust agent is mass ratio 1:4:2
Chromic acid guanidine, BTA and talcum powder mixture；The dispersant is mass ratio 1:2 EFKA-5065 dispersants
With the mixture of EFKA-4050 dispersants；The levelling agent is mass ratio 5:3:It is 2 butyl acrylate, polyether-modified poly-
The mixture of siloxanes and tetrasodium pyrophosphate；The drier mass ratio 6:3:1 cobalt hydroxide, glycerine and sorbose
The mixture of alcohol；The plasticizer is mass ratio 4:1 epoxidized soybean oil and the mixture of dioctyl phthalate；Institute
Coalescents are stated for mass ratio 7:2:1 keto-alcohol ester organic compound, aklylene glycol phenyl ether and two aklylene glycol benzene
The mixture of base ether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778441.9A CN106700861A (en) | 2015-11-13 | 2015-11-13 | Preparation method of antirust durable powder painting for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510778441.9A CN106700861A (en) | 2015-11-13 | 2015-11-13 | Preparation method of antirust durable powder painting for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106700861A true CN106700861A (en) | 2017-05-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510778441.9A Pending CN106700861A (en) | 2015-11-13 | 2015-11-13 | Preparation method of antirust durable powder painting for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106700861A (en) |
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2015
- 2015-11-13 CN CN201510778441.9A patent/CN106700861A/en active Pending
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170524 |