CN108165118A - A kind of water paint and preparation method thereof - Google Patents
A kind of water paint and preparation method thereof Download PDFInfo
- Publication number
- CN108165118A CN108165118A CN201611116728.6A CN201611116728A CN108165118A CN 108165118 A CN108165118 A CN 108165118A CN 201611116728 A CN201611116728 A CN 201611116728A CN 108165118 A CN108165118 A CN 108165118A
- Authority
- CN
- China
- Prior art keywords
- water
- ammonium persulfate
- reaction kettle
- water paint
- provisioned
- 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
-
- 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
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/30—Emulsion polymerisation with the aid of emulsifying agents non-ionic
-
- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
Abstract
A kind of water 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 water 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 water paint and preparation method thereof,
The enamelled coating formed after water paint coating has 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 water 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%, benzene
Ethylene 5~11%, acrylic acid 3.5~5.5%, butyl methacrylate 5~7%, N hydroxymethyl acrylamide 0.5~1%, clothing
Health acid 0.5~1.5%, sodium hydroxide solution 0.5~1.2%, antifoaming agent 0.1~0.2%, sodium acetate 0.05~0.1%, anti-corrosion
Agent 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 water 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 water paint and preparation method thereof is made of the raw material of following weight percentage：Deionized water 58L, C fat
Alcohol polyoxyethylene (7) ether 0.5 ㎏, 0.5 ㎏ of lauryl sodium sulfate, 8 ㎏ of methyl methacrylate, 5 ㎏ of butyl acrylate, benzene second
5 ㎏ of alkene, 3.5 ㎏ of acrylic acid, 5 ㎏ of butyl methacrylate, 0.5 ㎏ of N hydroxymethyl acrylamide, 0.5 ㎏ of itaconic acid, hydroxide
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 water paint and preparation method thereof is made of the raw material of following weight percentage：Deionized water 65L, C fat
Alcohol polyoxyethylene (7) ether 0.7 ㎏, 1 ㎏ of lauryl sodium sulfate, 12 ㎏ of methyl methacrylate, 7 ㎏ of butyl acrylate, benzene second
11 ㎏ of alkene, 5.5 ㎏ of acrylic acid, 7 ㎏ of butyl methacrylate, 1 ㎏ of N hydroxymethyl acrylamide, 1.5 ㎏ of itaconic acid, sodium hydroxide
1.2 ㎏ of 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 water paint, it is characterised in that：It is made of the raw material of following weight percentage：Water 58~65%, C poly alkyl alcohols
Ethylene oxide (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%.
2. a kind of water paint according to claim 1, it is characterised in that：Above-mentioned water is as dispersant.It is preferred that above-mentioned water
For deionized water.
3. a kind of water paint according to claim 1, it is characterised in that：Above-mentioned C aliphatic alcohol polyethenoxies (7) ether, ten
Sodium dialkyl sulfate is surfactant, plays emulsification.
4. a kind of water paint according to claim 1, it is characterised in that：Above-mentioned ammonium persulfate can be dropped as catalyst
Low-activation energy promotes polymerisation.
5. a kind of water paint according to claim 1, it is characterised in that：Above-mentioned sodium acetate can be adjusted as buffer
The acid-base value of whole lotion ensures the smoothness of elicitation procedure.
6. a kind of preparation method of water 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 water paint according to claim 6, it is characterised in that：In the step (5) by more than
Under pre-emulsion it is synchronous with remaining ammonium persulfate solution, be at the uniform velocity added drop-wise in reaction kettle；More preferably at 150~180 minutes
In time 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 |
|---|---|---|---|
| CN201611116728.6A CN108165118A (en) | 2016-12-07 | 2016-12-07 | A kind of water paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611116728.6A CN108165118A (en) | 2016-12-07 | 2016-12-07 | A kind of water paint and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108165118A true CN108165118A (en) | 2018-06-15 |
Family
ID=62526659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611116728.6A Pending CN108165118A (en) | 2016-12-07 | 2016-12-07 | A kind of water paint and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108165118A (en) |
-
2016
- 2016-12-07 CN CN201611116728.6A patent/CN108165118A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180615 |