CN105860763A - Epoxy solvent-free iron core coating varnish and preparation method thereof - Google Patents
Epoxy solvent-free iron core coating varnish and preparation method thereof Download PDFInfo
- Publication number
- CN105860763A CN105860763A CN201610406178.5A CN201610406178A CN105860763A CN 105860763 A CN105860763 A CN 105860763A CN 201610406178 A CN201610406178 A CN 201610406178A CN 105860763 A CN105860763 A CN 105860763A
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- Prior art keywords
- iron core
- coating varnish
- core coating
- free iron
- weight parts
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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
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
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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)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a preparation method of epoxy solvent-free iron core coating varnish. The method includes the steps that 55-60 weight parts of epoxy resin E-168, 20-25 weight parts of water-based acrylic resin and 5-10 weight parts of butanol are added into a reaction kettle to be heated to 30-40 DEG C and stirred for 1-2 hours; 10-20 weight parts of nanometer titania, 8-15 weight parts of nano-aluminium oxide and 2-5 weight parts of sodium hexametaphosphate are added to be heated to 40-50 DEG C, stirred for 1.5-2 hours and then cooled to 25-35 DEG C, and 2-5 weight parts of pigment and 10-15 weight parts of auxiliary are added to be stirred for 0.5-1 hour, so the materials of the coating varnish can be completely evenly mixed; the materials are ground and filtered by a 60-mesh screen to prepare the epoxy solvent-free iron core coating varnish. The prepared product has excellent corrosion resistance, high hardness, strong wear resistance and large impact resistance, and the coating varnish has strong adhesive force and extremely strong coating capacity and meanwhile has the advantages of being high in acid and alkaline resistance, high in weather resistance and the like.
Description
Technical field
The invention belongs to chemical paint technical field, be specific to the industries such as electric power, automobile, machinery and a kind of ring of providing
Oxygen solvent-free iron core coating varnish and preparation method thereof.
Background technology
Epoxy resin coating it as a kind of main coating in paint application, due to the antiseptic property, acidproof of itself
The feature such as alkaline-resisting, is the main raw material(s) part of general high-grade paint.Currently set at China's power equipment, automobile and machinery
Standby all suffer from how accomplishing anticorrosion, antirust, acid and alkali-resistance, and on the premise of intensity must reach regulation grade, particularly working as
Under front Environmental Protection Situation is the severeest, how to accomplish both to have can guarantee that product quality performance, Green Development ecological, environmental protective can be walked again
Under background, develop replacement traditional product.The present invention is aiming at existing market wide variety of epoxy iron core coating varnish, although
Its product quality can meet requirement, but owing to adding many toxic solvents, either producing and in application process, all can
Give out penetrating odor, not only have impact on surrounding enviroment, and operator is brought body harm.Therefore the main pin of the present invention
To power equipment, automobile industry, such as transformer, electrical control cubicles, automobile metal face coating paint, some machinery used in special industry
High-end equipments etc., develop a kind of epoxy without molten on tradition uses the epoxy iron core coating varnish basis of organic solvent manufacture in a large number
Agent iron core coating varnish, thus promote structural adjustment and the industrial upgrading of traditional paint industry.
Summary of the invention
Goal of the invention: a kind of novel epoxy solvent-free iron core coating varnish and preparation method thereof is provided, can not only solve
Covering that hardware is painted and antirust ability poor, and its service life can also be extended, such as the cracking that easily fades
Come off problem, moreover it is possible to the environmental problem brought due to solvent volatilization when thoroughly changing this paint production, can effectively reduce employee
Labour intensity, protection employee physical and mental health, raise labour productivity further.
Technical scheme: for realizing the purpose of the present invention smoothly, the present invention implements a kind of epoxy without molten by below scheme
Agent iron core coating varnish and preparation method thereof, by following raw materials according in terms of parts by weight each composition and ratio prepares: E-168 epoxy resin
55-60 part, water-borne acrylic resin 20-25 part, butanol 5-10 part, nano titanium oxide 10-20 part, nano-aluminium oxide 8-
15 parts, calgon 2-5 part, pigment 2-5 part, auxiliary agent 10-15 part.
Further, a kind of epoxy solvent-free iron core coating varnish of the present invention, described pigment uses iron oxide red, iron oxide yellow, titanium
One or more in white powder, phthalocyanine blue.
Further, a kind of epoxy solvent-free iron core coating varnish of the present invention, described auxiliary agent includes dispersant, defoamer, resistance
In combustion agent, age resistor, antirust agent three kinds or multiple.
Further, a kind of epoxy solvent-free iron core coating varnish of the present invention, described dispersant is sulfuric acid, and defoamer is
Dimethicone, fire retardant is APP, and age resistor is BHT, and antirust agent is zinc molybdate.
The preparation method of the present invention a kind of epoxy solvent-free iron core coating varnish, comprises the following steps:
1, first E-168 epoxy resin, water-borne acrylic resin, butanol are added in reactor, be warming up to 30-40 DEG C, stirring
1-2 hour.
2, continue to add nano titanium oxide, nano-aluminium oxide, calgon in reactor, be warming up to 40-
50 DEG C, stir 1.5-2 hour, be then cooled to 25-35 DEG C, add pigment and auxiliary agent, after stirring 0.5-1 hour so that it is material
Mixing is fully achieved uniformly.
3, by being ground PROCESS FOR TREATMENT again after disperseing and being sufficiently mixed uniformly, finished product is prepared through 60 mesh filtrations, packaging,
I.e. can get epoxy solvent-free iron core coating varnish.
Beneficial effect: one epoxy solvent-free iron core coating varnish of the present invention and preparation method thereof difference from prior art
It is: the epoxy solvent-free iron core coating varnish of the present invention not only has the antiseptic property of excellence, and hardness is good, wearability is strong, anti-impact
Power of hitting is big, and this paint has stronger adhesive force, covering power extremely strong, the most also has acid and alkali-resistance, the high spy of weatherability
Point.
It addition, the present invention is arranged in pairs or groups by epoxy resin and water-borne acrylic resin, then add nano titanium oxide, nanometer three
Al 2 O and some auxiliary agents, the epoxy solvent-free iron core coating varnish obtained, its temperature classification can reach H level, i.e. operating temperature
More than 180 DEG C are risen to, simultaneously without adding solvent, the advantage with environmental protection by 155 DEG C.
Detailed description of the invention
With the following Examples a kind of epoxy solvent-free iron core coating varnish of the present invention and preparation method thereof is made further
Bright.
The preparation method of a kind of epoxy solvent-free iron core coating varnish that the present invention provides: take raw material E-by weight percentage
168 epoxy resin 55-60 parts, water-borne acrylic resin 20-25 part, butanol 5-10 part add in reactor, are warming up to 30-40
DEG C, stir 1-2 hour.It is subsequently adding nano titanium oxide 10-20 part, nano-aluminium oxide 8-15 part, calgon 2-5
Part, it is warming up to 40-50 DEG C, stirs 1.5-2 hour, be cooled to 25-35 DEG C, add pigment 2-5 part and auxiliary agent 10-15 part, stirring
0.5-1 hour so that it is material mixing is fully achieved uniformly.Finally it is ground, filters through 60 mesh and prepare epoxy solvent-free iron core
Coating varnish.
Using method
1, component A is epoxy solvent-free iron core coating varnish, after opening lid, is sufficiently stirred for.B component is epoxy hardener, logical
Cross after shaking up, pour out；
2, material proportion: by A/B=4/1(weight ratio)
3, after A/B prepares in proportion, stir；
4, with hairbrush brush on iron core, twice or three times, thickness 1-2 millimeter, spontaneous curing.
Embodiment 1
Take raw material E-168 epoxy resin 56kg, water-borne acrylic resin 25kg, butanol 8kg add in reactor, are warming up to 35
DEG C, stir 1.2 hours；It is subsequently adding nano titanium oxide 15kg, nano-aluminium oxide 14kg, calgon 3.5kg, rises
Temperature, to 46 DEG C, stirs 1.5 hours, is cooled to 30 DEG C, adds iron oxide yellow 4kg part, sulfuric acid 2kg, dimethicone 3kg, poly-phosphorus
Acid ammonium 2kg, BHT 1kg, zinc molybdate 3kg, after stirring 1 hour so that it is material mixing is fully achieved uniformly,
Finally it is ground, filters through 60 mesh, pack prepared epoxy solvent-free iron core coating varnish.
Embodiment 2
Take raw material raw material E-168 epoxy resin 59kg, water-borne acrylic resin 22kg, butanol 9kg add in reactor, are warming up to
36 DEG C, stir 1.5 hours；It is subsequently adding nano titanium oxide 16kg, nano-aluminium oxide 12kg, calgon 4kg, rises
Temperature, to 45 DEG C, stirs 1.8 hours, is cooled to 28 DEG C, adds iron oxide yellow 3kg part, sulfuric acid 3kg, dimethicone 4kg, poly-phosphorus
Acid ammonium 3kg, BHT 1.5kg, zinc molybdate 2.5kg, after stirring 1 hour so that it is material mixing is fully achieved
Uniformly, finally it is ground, filters through 60 mesh, pack prepared epoxy solvent-free iron core coating varnish.
Embodiment 3
Take raw material raw material E-168 epoxy resin 58kg, water-borne acrylic resin 24kg, butanol 7kg add in reactor, are warming up to
38 DEG C, stir 1.6 hours；It is subsequently adding nano titanium oxide 18kg, nano-aluminium oxide 10kg, calgon 3kg, rises
Temperature, to 46 DEG C, stirs 1.6 hours, is cooled to 32 DEG C, adds iron oxide yellow 5kg part, sulfuric acid 2kg, dimethicone 3kg, poly-phosphorus
Acid ammonium 2kg, BHT 2kg, zinc molybdate 3kg, after stirring 1 hour so that it is material mixing is fully achieved uniformly,
Finally it is ground, filters through 60 mesh, pack prepared epoxy solvent-free iron core coating varnish.
Epoxy solvent-free iron core coating varnish product quality indicator and main performance feature
| Sequence number | Project | Unit | Quality index |
| 1 | Outward appearance | Light yellow transparent liquid | |
| 2 | Viscosity (25 DEG C) | CPS | 3.6-4.2×104 |
| 3 | Hardening time (25 DEG C) | h | 4-6 (refers to dry 1h) |
| 4 | Compression strength | Kg/cm2 | 28-35 |
| 5 | Bending strength | Kg/cm2 | 10-12 |
| 6 | Tension intensity | Kg/cm2 | 16-18 |
| 7 | Hardness | Shored | 78-82 |
| 8 | Volume resistance | Ω | 1.2×1015 |
| 9 | Sheet resistance | Ω | 1.5×1014 |
| 10 | Temperature resistant grade | ℃ | ＞ 180 |
The epoxy solvent-free iron core coating varnish that the present invention prepares, temperature classification is that H level, i.e. operating temperature are by current 155 DEG C
Rising to more than 180 DEG C, solidification temperature is lower than the solvent-free paint that general temperature classification is H level 10 DEG C-20 DEG C, through U.S. UL
Certification, the humidity index of product reaches 185 DEG C, and has enough nargin.
Although the foregoing describing the detailed description of the invention of the present invention, it will be appreciated by those of skill in the art that these
Being merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
On the premise of the principle and essence of the present invention, these embodiments can be made various changes or modifications, but these change
Protection scope of the present invention is each fallen within amendment.
Claims (4)
1. the preparation method of an epoxy solvent-free iron core coating varnish, it is characterised in that by following raw materials according in terms of parts by weight
Each composition and ratio prepares: E-168 epoxy resin 55-60 part, water-borne acrylic resin 20-25 part, butanol 5-10 part, nano-silica
Change titanium 10-20 part, nano-aluminium oxide 8-15 part, calgon 2-5 part, pigment 2-5 part, auxiliary agent 10-15 part.
A kind of epoxy solvent-free iron core coating varnish the most according to claim 1, it is characterised in that: described pigment uses oxidation
One or more in iron oxide red, iron oxide yellow, titanium dioxide, phthalocyanine blue.
A kind of epoxy solvent-free iron core coating varnish the most according to claim 1, it is characterised in that: described auxiliary agent includes dispersion
In agent, defoamer, fire retardant, age resistor, antirust agent three kinds or multiple；Wherein said dispersant is sulfuric acid, defoamer
For dimethicone, fire retardant is APP, and age resistor is BHT, and antirust agent is zinc molybdate.
The preparation method of a kind of epoxy solvent-free iron core coating varnish the most according to claim 1, it is characterised in that: by following
Processing step is made:
(1) first E-168 epoxy resin, water-borne acrylic resin, butanol are added in reactor, be warming up to 30-40 DEG C, stirring
1-2 hour
(2) continue to add nano titanium oxide, nano-aluminium oxide, calgon in reactor, be warming up to 40-50
DEG C, stir 1.5-2 hour, be then cooled to 25-35 DEG C, add pigment and auxiliary agent, after stirring 0.5-1 hour so that it is material mixes
Conjunction is fully achieved uniformly
(3) by being ground PROCESS FOR TREATMENT again after disperseing and being sufficiently mixed uniformly, finished product is prepared, i.e. through 60 mesh filtrations, packaging
Available epoxy solvent-free iron core coating varnish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406178.5A CN105860763A (en) | 2016-06-12 | 2016-06-12 | Epoxy solvent-free iron core coating varnish and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406178.5A CN105860763A (en) | 2016-06-12 | 2016-06-12 | Epoxy solvent-free iron core coating varnish and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105860763A true CN105860763A (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610406178.5A Pending CN105860763A (en) | 2016-06-12 | 2016-06-12 | Epoxy solvent-free iron core coating varnish and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041796A (en) * | 2019-04-02 | 2019-07-23 | 安徽省欣雨环卫机械有限公司 | A kind of electronic automobile-used acid and alkali-resistance coating of environmental sanitation and preparation method thereof |
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2016
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041796A (en) * | 2019-04-02 | 2019-07-23 | 安徽省欣雨环卫机械有限公司 | A kind of electronic automobile-used acid and alkali-resistance coating of environmental sanitation and preparation method thereof |
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