CN110484069A - Electronic automobile-used water-based finishing varnish and preparation method - Google Patents
Electronic automobile-used water-based finishing varnish and preparation method Download PDFInfo
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- CN110484069A CN110484069A CN201910702636.3A CN201910702636A CN110484069A CN 110484069 A CN110484069 A CN 110484069A CN 201910702636 A CN201910702636 A CN 201910702636A CN 110484069 A CN110484069 A CN 110484069A
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- finishing varnish
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
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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)
- Paints Or Removers (AREA)
Abstract
The present invention relates to the technical fields of the coating varnish for electric vehicle, are electronic automobile-used water-based finishing varnish and preparation method specifically.The electronic automobile-used water-based finishing varnish formula is 45-55 parts of water-based acrylic resin；5-10 parts of cosolvent；1-3 parts of pH adjusting agent；15-20 parts of amino resins；20-25 parts of deionized water；1-2 parts of auxiliary agent.Product VOC content of the invention is low, environmentally protective.Paint film is full, and clarity is good, and glossiness is high, and the performances such as adhesive force (0 grade of baige method), hardness (Chinese pencil 2H), impact resistance (50cm), flexibility (≤2 grades) are excellent.
Description
Technical field
The present invention relates to the technical fields of the coating varnish for electric vehicle, are electronic automobile-used aqueous Lacquer finish specifically
Varnish and preparation method.
Background technique
Electronic automobile-used coating varnish uses oil paint and its basic performance of water paint excellent at present, but due to its gloss
The surface propertys such as degree and impact resistance join time uneven, the performance and the appearance after coating for influencing varnish, and varnish exploitation of the present invention is just
It is to promote its glossiness and impact resistance in the performance basis that electric vehicle varnish original has for this situation.
Summary of the invention
The surface propertys such as glossiness and impact resistance for the electronic automobile-used water-based finishing varnish of prior art ginseng time is uneven
Above-mentioned deficiency, the present invention provide electronic automobile-used water-based finishing varnish and preparation method, and to solve the above technical problems, the present invention is logical
The selection for crossing acrylic resin, the selection with curing agent are arranged in pairs or groups, and the collocation of functional aid is arranged in pairs or groups out by cross-over experiment repeatedly
The coating that glossiness is higher, impact resistance is good, and by repeating experiment, different substrate materials experimental verification properties of product, it is of the invention
Varnish promotes its glossiness and impact resistance in the performance basis that electric vehicle varnish original has.
The technical solution of the present invention is as follows:
Electronic automobile-used water-based finishing varnish, 45-55 parts of water-based acrylic resin；5-10 parts of cosolvent；PH adjusting agent 1-3
Part；15-20 parts of amino resins；20-25 parts of deionized water；1-2 parts of auxiliary agent.
Further, the cosolvent is butyl glycol ether, propylene glycol methyl ether acetate, isopropanol and dipropylene glycol fourth
The one or more of ether；Further preferably, the group of the cosolvent becomes, and 2-4 parts of butyl glycol ether, 1-2 parts of isopropanol, third
1-2 parts of glycol methyl ether acetate, 1-2 parts of dipropylene.It is put into collocation by above-mentioned several solvents, paint film has levelability
The advantages that good gloss is high.
Further, the pH adjusting agent is dimethylethanolamine, and additive amount is 1-3 parts.Adjust the PH of water paint
Value, so that having excellent storage stability.
Further, the auxiliary agent includes the one or more of wetting agent, levelling agent, defoaming agent；Further, described
Auxiliary agent composition are as follows: 0.2-0.5 parts of defoaming agent；0.2-0.5 parts of levelling agent；0.2-0.5 parts of wetting agent.Paint film appearance is good.
Further, the defoaming agent is organic silicon；Further preferably BYK-022.It has been not easy in work progress
Bubble.
Further, the levelling agent is polyether siloxane copolymer, further preferably TEGO Glide100.Paint
Film good leveling property.
Further, the substrate wetting agents are organosilicone surfactants, further preferably BYK-346.It applies
Substrate can be soaked during work well.
Another object of the present invention is to provide electronic automobile-used water-based finishing varnish preparation methods: by water-based acrylic resin
Agitator tank is added, cosolvent is added at 300-500rpm and stirs evenly, sequentially adds pH adjusting agent, amino resins, deionization
Water, auxiliary agent stir 20min, filter, are packaged to be product.
The beneficial effects of the present invention are,
60 °/20 ° angles of water-based finishing varnish glossiness are 90 °/70 or so at present, and impact resistance is 30cm or so, by this hair
It is 100 °/85 ° or so that bright formula, which can reach 60 °/20 ° angles of glossiness, and impact resistance can be improved to 50cm.
Product VOC content of the invention is low, environmentally protective.Paint film is full, and clarity is good, and glossiness is high, adhesive force (hundred lattice
0 grade of method), hardness (Chinese pencil 2H), impact resistance (50cm), the performances such as flexibility (≤2 grades) it is excellent.
The properties of product data that the present invention obtains are shown in Table 1.
1 performance data table of table
| Gloss (20 °/60 °) | 85°/100° |
| Hardness (Chinese pencil 500g) | 2H |
| Impact resistance Kg.cm | 50 |
| Flexibility | ≤2 |
Specific embodiment
Technical solution in order to enable those skilled in the art to better understand the present invention, below in conjunction with of the invention real
Example is applied, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, should fall within the scope of the present invention.
The electronic automobile-used water-based finishing varnish of embodiment 1
45 parts of water-based acrylic resin；2 parts of butyl glycol ether, 2 parts of isopropanol, 2 parts of propylene glycol methyl ether acetate, dipropyl two
2 parts of alcohol butyl ether；3 parts of dimethylethanolamine；20 parts of amino resins；20 parts of deionized water；0.3 part of defoaming agent (BYK-022)；Levelling
0.5 part of agent (TEGO Glide100)；0.2 part of wetting agent (BYK-346).
Preparation method:
Agitator tank is added in water-based acrylic resin, cosolvent (butyl glycol ether, propylene glycol are added at 300-500rpm
Methyl ether acetate, isopropanol and dipropylene) it stirs evenly, sequentially add pH adjusting agent (dimethylethanolamine), amino
Resin, deionized water, auxiliary agent (wetting agent, levelling agent, defoaming agent) stir 20min, filter, are packaged to be product.
Adjust working viscosity (applying 4 glasss) 30-40 seconds, 150 DEG C are toasted 30 minutes, and thickness of dry film 30-40um is surveyed with glossometer
Gloss is tried, tests impact resistance with impact resistance instrument.
Performance data: can reach 60 °/20 ° angles of glossiness be 100 °/85 ° or so, impact resistance (Kg.cm) can be improved to
50cm。
The electronic automobile-used water-based finishing varnish of embodiment 2
55 parts of water-based acrylic resin；4 parts of butyl glycol ether, 1 part of isopropanol, 2 parts of propylene glycol methyl ether acetate, dipropyl two
1 part of alcohol butyl ether；1 part of dimethylethanolamine；15 parts of amino resins；25 parts of deionized water；0.5 part of defoaming agent (BYK-022)；Levelling
0.4 part of agent (TEGO Glide100)；0.5 part of wetting agent (BYK-346).
Preparation method: with embodiment 1.
Adjust working viscosity (applying 4 glasss) 30-40 seconds, 150 DEG C are toasted 30 minutes, and thickness of dry film 30-40um is surveyed with glossometer
Gloss is tried, tests impact resistance with impact resistance instrument.
Performance data: can reach 60 °/20 ° angles of glossiness be 100 °/85 ° or so, impact resistance (Kg.cm) can be improved to
50cm。
The electronic automobile-used water-based finishing varnish of embodiment 3
50 parts of water-based acrylic resin；3 parts of butyl glycol ether, 1 part of isopropanol, 2 parts of propylene glycol methyl ether acetate, dipropyl two
2 parts of alcohol butyl ether；2 parts of dimethylethanolamine；18 parts of amino resins；23 parts of deionized water；0.5 part of defoaming agent (BYK-022)；Levelling
0.5 part of agent (TEGO Glide100)；0.2 part of wetting agent (BYK-346).
Preparation method: with embodiment 1.
Adjust working viscosity (applying 4 glasss) 30-40 seconds, 150 DEG C are toasted 30 minutes, and thickness of dry film 30-40um is surveyed with glossometer
Gloss is tried, tests impact resistance with impact resistance instrument.
Performance data: can reach 60 °/20 ° angles of glossiness be 100 °/85 ° or so, impact resistance (Kg.cm) can be improved to
50cm。
Although by reference to and combine preferred embodiment mode to the present invention have been described in detail, the present invention is not
It is limited to this.Without departing from the spirit and substance of the premise in the present invention, those of ordinary skill in the art can be to reality of the invention
Apply example and carry out various equivalent modifications or substitutions, and these modifications or substitutions all should in covering scope of the invention/it is any ripe
It knows those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, should all cover
Within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. electronic automobile-used water-based finishing varnish, which is characterized in that 45-55 parts of water-based acrylic resin；5-10 parts of cosolvent；PH tune
Agent 1-3 parts of section；15-20 parts of amino resins；20-25 parts of deionized water；1-2 parts of auxiliary agent.
2. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the cosolvent is ethylene glycol
The one or more of butyl ether, propylene glycol methyl ether acetate, isopropanol and dipropylene.
3. electronic automobile-used water-based finishing varnish according to claim 2, which is characterized in that the composition of the cosolvent
It is 2-4 parts of butyl glycol ether, 1-2 parts of isopropanol, 1-2 parts of propylene glycol methyl ether acetate, 1-2 parts of dipropylene.
4. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the pH adjusting agent is diformazan
Ethylethanolamine, additive amount are 1-3 parts.
5. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the auxiliary agent includes wetting
Agent, levelling agent, defoaming agent one or more.
6. electronic automobile-used water-based finishing varnish according to claim 5, which is characterized in that the auxiliary agent composition are as follows: disappear
0.2-0.5 parts of infusion；0.2-0.5 parts of levelling agent；0.2-0.5 parts of wetting agent.
7. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the defoaming agent is organosilicon
Class；Further preferably BYK-022.
8. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the levelling agent is polyethers silicon
Siloxane copolymers, further preferably TEGO Glide100.
9. electronic automobile-used water-based finishing varnish according to claim 1, which is characterized in that the substrate wetting agents are to have
Machine silicon class surfactant, further preferably BYK-346.
10. according to claim 1, which is characterized in that agitator tank is added in water-based acrylic resin, in 300-500rpm
Lower addition cosolvent stirs evenly, and sequentially adds pH adjusting agent, amino resins, deionized water, auxiliary agent, stirs 20min, filter,
It is packaged to be product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702636.3A CN110484069A (en) | 2019-07-31 | 2019-07-31 | Electronic automobile-used water-based finishing varnish and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702636.3A CN110484069A (en) | 2019-07-31 | 2019-07-31 | Electronic automobile-used water-based finishing varnish and preparation method |
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| CN110484069A true CN110484069A (en) | 2019-11-22 |
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| CN201910702636.3A Withdrawn CN110484069A (en) | 2019-07-31 | 2019-07-31 | Electronic automobile-used water-based finishing varnish and preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110903728A (en) * | 2019-12-17 | 2020-03-24 | 湖北和乐门业有限公司 | Ink migration resistant water-based varnish for transfer steel door and preparation method thereof |
| CN110964397A (en) * | 2019-12-25 | 2020-04-07 | 河北晨阳工贸集团有限公司 | Hydrophobic and oleophobic water-based amino baking varnish finishing gold oil and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109337463A (en) * | 2018-09-27 | 2019-02-15 | 韶关市合众化工有限公司 | A kind of preparation method of the water soluble acrylic acid amino baking varnish of coating electric vehicle |
-
2019
- 2019-07-31 CN CN201910702636.3A patent/CN110484069A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109337463A (en) * | 2018-09-27 | 2019-02-15 | 韶关市合众化工有限公司 | A kind of preparation method of the water soluble acrylic acid amino baking varnish of coating electric vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110903728A (en) * | 2019-12-17 | 2020-03-24 | 湖北和乐门业有限公司 | Ink migration resistant water-based varnish for transfer steel door and preparation method thereof |
| CN110964397A (en) * | 2019-12-25 | 2020-04-07 | 河北晨阳工贸集团有限公司 | Hydrophobic and oleophobic water-based amino baking varnish finishing gold oil and preparation method thereof |
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Application publication date: 20191122 |
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