CN108165122A - A kind of environment-friendly water-based paint and preparation method thereof - Google Patents
A kind of environment-friendly water-based paint and preparation method thereof Download PDFInfo
- Publication number
- CN108165122A CN108165122A CN201611114870.7A CN201611114870A CN108165122A CN 108165122 A CN108165122 A CN 108165122A CN 201611114870 A CN201611114870 A CN 201611114870A CN 108165122 A CN108165122 A CN 108165122A
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- CN
- China
- Prior art keywords
- water
- ammonium persulfate
- reaction kettle
- environment
- provisioned
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
Abstract
A kind of environment-friendly water-based paint and preparation method thereof, is made of the raw material of following weight percentage：Water 58~65%, C aliphatic alcohol polyethenoxies (7) ether 0.5~0.7%, lauryl sodium sulfate 0.5~1%, methyl methacrylate 8~12%, butyl acrylate 5~7%, styrene 5~11%, acrylic acid 3.5~5.5%, butyl methacrylate 5~7%, N hydroxymethyl acrylamide 0.5~1%, itaconic acid 0.5~1.5%, sodium hydroxide solution 0.5~1.2%, antifoaming agent 0.1~0.2%, sodium acetate 0.05~0.1%, preservative 0.1~0.2%, ammonium persulfate 0.1~0.2%.The water paint of the present invention is nontoxic, and without the volatilization of organic solvent during storage, use, environmental pollution is small, meets environmental requirement.The enamelled coating formed after coating is tough and tensile, and brightness is high, strong adhesive force, and enamelled coating is free of remaining poisonous and harmful small-molecule substance, and water paint of the invention is easy to use, and coating speed is fast, and production efficiency is high, and applied per area amount is few, and low energy consumption, and cost can be greatly reduced.During coating, water can be added at any time as needed, to adjust the viscosity of water paint.
Description
Technical field
The present invention relates to coating composition, specifically, being related to a kind of environment-friendly water-based paint and preparation method thereof.
Background technology
At present, furniture surface covers with paint, lacquer, colour wash, etc. the traditional lacquer spraying technique of generally use to reach bright, etch-proof effect, but work
The paint used in skill is substantially using benzene,toluene,xylene etc. as organic solvent, while in order to which solidification effect will also add
Enter the high molecular polymers such as plasticiser, toughener as additive, regardless of being in covering with paint or daily life, in paint
These ingredients, which inevitably volatilize or occur to aoxidize, generates pollution particle, causes the environmental pollution in life.
On the other hand, it due to the restriction of preparation process and raw material, is also limited in storage transportational process, with green
At the same time the implementation of environmental protection concept, traditional this paint and its spraying process are abandoned, but by people, passed losing
While technique of uniting, the surface aesthetic degree of furniture also has apparent downslide more in the past.It is how not sacrificial on the basis of environmental protection
Domestic animal furniture surface color and luster, bright degree, which become, covers with paint, lacquer, colour wash, etc. one important subject of manufacturers.
Invention content
It is an object of the invention in place of overcome the deficiencies in the prior art, provide a kind of environment-friendly water-based paint and its preparation side
Method, the enamelled coating formed after water paint coating have high brightness and strong adhesive force, and be adapted to following process.
The object of the present invention is achieved like this：
A kind of environment-friendly water-based paint, is made of the raw material of following weight percentage：Water 58~65%, C aliphatic alcohol polyethenoxies
(7) ether 0.5~0.7%, lauryl sodium sulfate 0.5~1%, methyl methacrylate 8~12%, butyl acrylate 5~
7%, styrene 5~11%, acrylic acid 3.5~5.5%, butyl methacrylate 5~7%, N hydroxymethyl acrylamide 0.5~
1%, itaconic acid 0.5~1.5%, sodium hydroxide solution 0.5~1.2%, antifoaming agent 0.1~0.2%, sodium acetate 0.05~
0.1%, preservative 0.1~0.2%, ammonium persulfate 0.1~0.2%.
Above-mentioned water is as dispersant.It is preferred that above-mentioned water is deionized water.
Above-mentioned C aliphatic alcohol polyethenoxies (7) ether, lauryl sodium sulfate are surfactant, play emulsification.
Above-mentioned ammonium persulfate can reduce activation energy, promote polymerisation as catalyst.
Above-mentioned sodium acetate can adjust the acid-base value of lotion, ensure the smoothness of elicitation procedure as buffer.
A kind of preparation method of environment-friendly water-based paint, includes the following steps：
(1) it is equipped with water, C aliphatic alcohol polyethenoxies (7) ether, lauryl sodium sulfate, methyl methacrylate according to the above ratio
Ester, butyl acrylate, styrene, acrylic acid, butyl methacrylate, N hydroxymethyl acrylamide, itaconic acid, sodium hydroxide are molten
Liquid, antifoaming agent, sodium acetate, preservative and ammonium persulfate；Provisioned moisture is used for step (2) into three parts, first part's water,
Second part water is used for step (3), and Part III water is used for step (4), and first part's water accounts for the 45~50% of provisioned water,
Second part water accounts for the 5~10% of provisioned water, and Part III water accounts for the 45~50% of provisioned water；
(2) first part water is added in pre-emulsification kettle, and by methyl methacrylate, the propylene provisioned in step (1)
Acid butyl ester, styrene, acrylic acid, butyl methacrylate, N hydroxymethyl acrylamide, itaconic acid, C aliphatic alcohol polyethenoxies
(7) ether and lauryl sodium sulfate are added in pre-emulsification kettle, are then carried out pre-emulsification, are obtained pre-emulsion；
(3) second part water is added in dissolving tank, and the ammonium persulfate provisioned in step (1) is added in dissolving tank,
Then it is stirred, dissolves ammonium persulfate, obtain ammonium persulfate solution；
(4) Part III water is put into reaction kettle, and the sodium acetate provisioned in step (1) is put into reaction kettle, so
After carry out being stirred and heated to 80 DEG C；
(5) it takes the 1/10 of pre-emulsion and puts into reaction kettle, be stirred for 10 minutes；Then the over cure that step (3) is taken to obtain
In 1/3 input reaction kettle of acid ammonium solution, and progress initiation reaction (during initiation reaction carries out, the temperature of the material in reaction kettle
Degree will automatically ramp up to 88~92 DEG C)；When the temperature of the material in reaction kettles is fallen after rise to 85 DEG C, it is added dropwise into reaction kettle remaining
Pre-emulsion (i.e. the 9/10 of pre-emulsion) and remaining ammonium persulfate solution (i.e. the 2/3 of ammonium persulfate solution), dropping temperature control
System is at 85~90 DEG C；The material in reaction kettle is made to keep the temperature 3 hours after being added dropwise, the material in reaction kettle is then made to cool down；
(6) when the temperature of the material in reaction kettle is down to 40 DEG C, antifoaming agent, hydroxide provisioned in step (1) are added in
Sodium solution and preservative, and stir evenly, obtain water paint.The pH value of water paint is controlled 7.0 or so.
In preferred steps (5) by remaining pre-emulsion it is synchronous with remaining ammonium persulfate solution, be at the uniform velocity added drop-wise to reaction kettle
In；More preferably within the time of 150~180 minutes by remaining pre-emulsion it is synchronous with remaining ammonium persulfate solution, at the uniform velocity drip
It is added in reaction kettle.
The advantages and positive effects of the present invention are：
The water paint of the present invention is nontoxic, without the volatilization of organic solvent, environmental pollution during storage, use
It is small, meet environmental requirement.The enamelled coating formed after coating is tough and tensile, and brightness is high, strong adhesive force, and printing adaptability is wide, subsequently
It is splendid to print processing performance.Importantly, enamelled coating is free of remaining poisonous and harmful small-molecule substance, do not interfere with packaging
Food it is safe, hygienic.In addition, the water paint of the present invention is easy to use, coating speed is fast, and production efficiency is high, and unit area
Coating weight is few, and low energy consumption, and cost can be greatly reduced.During coating, water can be added at any time as needed, to adjust the viscous of water paint
Degree.
Specific embodiment
The embodiment of the present invention is described in detail below；It should be noted that the present embodiment is narrative, it is not limited
, it is impossible to protection scope of the present invention is limited with this.
Embodiment 1：
A kind of environment-friendly water-based paint and preparation method thereof, is made of the raw material of following weight percentage：Deionized water 58L, C fat
Fat alcohol polyoxyethylene (7) ether 0.5 ㎏, 0.5 ㎏ of lauryl sodium sulfate, 8 ㎏ of methyl methacrylate, 5 ㎏ of butyl acrylate, benzene
5 ㎏ of ethylene, 3.5 ㎏ of acrylic acid, 5 ㎏ of butyl methacrylate, 0.5 ㎏ of N hydroxymethyl acrylamide, 0.5 ㎏ of itaconic acid, hydrogen-oxygen
Change 0.5 ㎏ of sodium solution, 0.1 ㎏ of antifoaming agent, 0.05 ㎏ of sodium acetate, 0.1 ㎏ of preservative, 0.1 ㎏ of ammonium persulfate.
Embodiment 2：
A kind of environment-friendly water-based paint and preparation method thereof, is made of the raw material of following weight percentage：Deionized water 65L, C fat
Fat alcohol polyoxyethylene (7) ether 0.7 ㎏, 1 ㎏ of lauryl sodium sulfate, 12 ㎏ of methyl methacrylate, 7 ㎏ of butyl acrylate, benzene
11 ㎏ of ethylene, 5.5 ㎏ of acrylic acid, 7 ㎏ of butyl methacrylate, 1 ㎏ of N hydroxymethyl acrylamide, 1.5 ㎏ of itaconic acid, hydroxide
1.2 ㎏ of sodium solution, 0.2 ㎏ of antifoaming agent, 0.1 ㎏ of sodium acetate, 0.2 ㎏ of preservative, 0.2 ㎏ of ammonium persulfate.
Claims (7)
1. a kind of environment-friendly water-based paint, it is characterised in that：It is made of the raw material of following weight percentage：Water 58~65%, C fatty alcohols
Polyoxyethylene (7) ether 0.5~0.7%, lauryl sodium sulfate 0.5~1%, methyl methacrylate 8~12%, acrylic acid fourth
Ester 5~7%, styrene 5~11%, acrylic acid 3.5~5.5%, butyl methacrylate 5~7%, N hydroxymethyl acrylamide
0.5~1%, itaconic acid 0.5~1.5%, sodium hydroxide solution 0.5~1.2%, antifoaming agent 0.1~0.2%, sodium acetate 0.05
~0.1%, preservative 0.1~0.2%, ammonium persulfate 0.1~0.2%.
2. a kind of environment-friendly water-based paint according to claim 1, it is characterised in that：Above-mentioned water is as dispersant.It is it is preferred that above-mentioned
Water is deionized water.
3. a kind of environment-friendly water-based paint according to claim 1, it is characterised in that：Above-mentioned C aliphatic alcohol polyethenoxies (7) ether,
Lauryl sodium sulfate is surfactant, plays emulsification.
4. a kind of environment-friendly water-based paint according to claim 1, it is characterised in that：Above-mentioned ammonium persulfate, can as catalyst
Activation energy is reduced, promotes polymerisation.
5. a kind of environment-friendly water-based paint according to claim 1, it is characterised in that：Above-mentioned sodium acetate, can as buffer
The acid-base value of lotion is adjusted, ensures the smoothness of elicitation procedure.
6. a kind of preparation method of environment-friendly water-based paint, it is characterised in that：Include the following steps：
(1) it is equipped with water, C aliphatic alcohol polyethenoxies (7) ether, lauryl sodium sulfate, methyl methacrylate, third according to the above ratio
Olefin(e) acid butyl ester, acrylic acid, butyl methacrylate, N hydroxymethyl acrylamide, itaconic acid, sodium hydroxide solution, disappears at styrene
Infusion, sodium acetate, preservative and ammonium persulfate；For provisioned moisture into three parts, first part's water is used for step (2), and second
Part water is used for step (3), and Part III water is used for step (4), and first part's water accounts for the 45~50% of provisioned water, and second
Part water accounts for the 5~10% of provisioned water, and Part III water accounts for the 45~50% of provisioned water；
(2) first part water is added in pre-emulsification kettle, and by provisioned in step (1) methyl methacrylate, acrylic acid fourth
Ester, styrene, acrylic acid, butyl methacrylate, N hydroxymethyl acrylamide, itaconic acid, C aliphatic alcohol polyethenoxies (7) ether
It is added in pre-emulsification kettle with lauryl sodium sulfate, then carries out pre-emulsification, obtain pre-emulsion；
(3) second part water is added in dissolving tank, and the ammonium persulfate provisioned in step (1) is added in dissolving tank, then
It is stirred, dissolves ammonium persulfate, obtain ammonium persulfate solution；
(4) Part III water is put into reaction kettle, and the sodium acetate provisioned in step (1) is put into reaction kettle, Ran Houjin
Row is stirred and heated to 80 DEG C；
(5) it takes the 1/10 of pre-emulsion and puts into reaction kettle, be stirred for 10 minutes；Then the ammonium persulfate that step (3) is taken to obtain
In 1/3 input reaction kettle of solution, carrying out initiation reaction, (during initiation reaction carries out, the temperature of the material in reaction kettle will
It can automatically ramp up to 88~92 DEG C)；When the temperature of the material in reaction kettles is fallen after rise to 85 DEG C, it is added dropwise into reaction kettle remaining pre-
Lotion (i.e. the 9/10 of pre-emulsion) and remaining ammonium persulfate solution (i.e. the 2/3 of ammonium persulfate solution), dropping temperature control exist
85~90 DEG C；The material in reaction kettle is made to keep the temperature 3 hours after being added dropwise, the material in reaction kettle is then made to cool down；
(6) when the temperature of the material in reaction kettle is down to 40 DEG C, antifoaming agent, the sodium hydroxide added in provisioned in step (1) is molten
Liquid and preservative, and stir evenly, obtain water paint.The pH value of water paint is controlled 7.0 or so.
7. a kind of preparation method of environment-friendly water-based paint according to claim 6, it is characterised in that：It will in the step (5)
Remaining pre-emulsion is synchronous with remaining ammonium persulfate solution, is at the uniform velocity added drop-wise in reaction kettle；More preferably at 150~180 minutes
Time in by remaining pre-emulsion it is synchronous with remaining ammonium persulfate solution, be at the uniform velocity added drop-wise in reaction kettle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114870.7A CN108165122A (en) | 2016-12-07 | 2016-12-07 | A kind of environment-friendly water-based paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114870.7A CN108165122A (en) | 2016-12-07 | 2016-12-07 | A kind of environment-friendly water-based paint and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108165122A true CN108165122A (en) | 2018-06-15 |
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ID=62526509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611114870.7A Pending CN108165122A (en) | 2016-12-07 | 2016-12-07 | A kind of environment-friendly water-based paint and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN108165122A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108893025A (en) * | 2018-06-22 | 2018-11-27 | 宁波蒙曼生物科技有限公司 | One kind is except formaldehyde water paint and its preparation and application |
-
2016
- 2016-12-07 CN CN201611114870.7A patent/CN108165122A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108893025A (en) * | 2018-06-22 | 2018-11-27 | 宁波蒙曼生物科技有限公司 | One kind is except formaldehyde water paint and its preparation and application |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180615 |
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| WD01 | Invention patent application deemed withdrawn after publication |