CN106279506B - A kind of acrylate polymer emulsion and preparation method thereof - Google Patents
A kind of acrylate polymer emulsion and preparation method thereof Download PDFInfo
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- CN106279506B CN106279506B CN201610644831.1A CN201610644831A CN106279506B CN 106279506 B CN106279506 B CN 106279506B CN 201610644831 A CN201610644831 A CN 201610644831A CN 106279506 B CN106279506 B CN 106279506B
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- 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
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- 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
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- 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
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- 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
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- 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
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1803—C3-(meth)acrylate, e.g. (iso)propyl (meth)acrylate
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- 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
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- 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
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
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Abstract
The present invention discloses a kind of acrylate polymer emulsion and preparation method thereof, and the emulsion is made up of the raw material of following quality proportioning：Amphoteric surfactant 0.6 1.8%, anion surfactant 0.3 1.2%, acrylic ester monomer 10 20%, methacrylate-based monomer 10 20%, functional monomer 0.3 3%, initiator 0.06 0.6%, surplus is water.In polymerized emulsion of the present invention, when emulsifier is fewer, the particle diameter of emulsion particle is smaller, and between can reaching 30 80nm, the translucent blueing light of emulsion appearance, various aspects of performance is excellent.It is prepared by semi-continuous seed emulsion polymerization, its outward appearance is fine and smooth and the translucent emulsion of blue-fluorescence is presented, and pH value is 7 ± 0.5, and solid content is 30 ± 3%, and emulsion particle diameter is between 30 80nm, the high comprehensive performance of film.
Description
(1) technical field
Prepared the present invention relates to the amino acid surfactant of amphoteric surfactant glycine betaine and anion fluorine-containing
The method of crosslink propylene acid esters nanometer polymer emulsion, the polymer emulsion can be used for insulating mold coating for construction, adhesive, waterproof
The fields such as agent, medicine, agricultural chemicals and leather finishing agent.
(2) background technology
Amphoteric surfactant glycine betaine is respectively provided with excellent stability under acid and alkalescence condition, present respectively sun from
Sub- property and anionic property, are often used in combination with anions and canons and nonionic surfactant, and its compatibility is good.It is nontoxic, excitant
It is small, it is soluble in water, to ph stability, strong detergency, there is excellent thickening property, flexibility, bactericidal properties, antistatic behaviour, anti-hard
It is water-based.After amino acid anion surfactant dissociates in water, hydrophilic anions are generated.With preferable decontamination, foaming,
The characteristics such as scattered, emulsification, wetting.It is widely used as detergent, foaming agent, wetting agent, emulsifying agent and dispersant.Such surface-active
Agent not only has good surface property, and meets the current requirement for saving the energy and environmental protection, also meets people couple
The demand that Product Safety and mildness improve constantly.Acrylic acid ester emulsion has good ageing resistance, light resistance, weather-proof
Property, corrosion resistance and it is cheap, bonding force is strong, synthesis technique is simple the advantages that.However, the country is with amino acids and beet
Bases is that emulsifying agent prepares acrylate nanometer polymer emulsion there is not been reported.The present invention using amino acids and betaines as
Emulsifying agent successfully prepares acrylate nanometer polymer emulsion, by the application field of bigger expansion acrylic acid ester emulsion.
(3) content of the invention
The purpose of the present invention is to be to provide a kind of environment-friendly type surfactant to prepare fluorine-containing crosslink propylene acid esters nanometer and gather
The method of compound emulsion, the particle diameter of the nanometer polymer emulsion is about 30-80nm, and emulsion shows excellent at 80 DEG C after film forming
Performance.
In order to reach the object of the invention, the technical scheme is that：
The present invention provides a kind of acrylate polymer emulsion, and the emulsion is made up of the raw material of following quality proportioning：Two
Property surfactant 0.6-1.8%, anion surfactant 0.3-1.2%, acrylic ester monomer 10-20%, methyl-prop
Olefin(e) acid esters monomer 10-20%, functional monomer 0.3-3%, initiator 0.06-0.6%, surplus are water；The amphoteric surface
Activating agent is dodecyldimethylamine base hydroxypropyl glycine betaine, hexadecanyl phosphate glycine betaine, dodecyl hydroxypropyl sulfo group sweet tea
The mixing of one or both of dish alkali and myristyl hydroxypropyl sulfobetaines any of the above ratio；The anionic surface
Activating agent is one or both of sodium lauroyl glutamate, sodium lauroyl sarcosine and myristoyl-N-methylaminoacetic acid sodium any of the above
The mixing of ratio；The functional monomer is in acrylamide, hydroxy propyl methacrylate and Hexafluorobutyl mathacrylate
A kind of or their mixture；The initiator is potassium peroxydisulfate or ammonium persulfate.
Further, the amphoteric surfactant is one of following：Dodecyldimethylamine base hydroxypropyl glycine betaine, hexadecane
Base phosphate glycine betaine, dodecyl hydroxypropyl sulfobetaines or myristyl hydroxypropyl sulfobetaines, the preferably tetradecane
Base dimethyl hydroxypropyl glycine betaine, structural formula are：The anionic surface is lived
Property agent be one of following：Sodium lauroyl glutamate, sodium lauroyl sarcosine or myristoyl-N-methylaminoacetic acid sodium, preferably lauroyl paddy ammonia
Sour sodium, structural formula are：
Further, the acrylic ester monomer is that ethyl acrylate, propyl acrylate, butyl acrylate or acrylic acid are different
One kind in monooctyl ester, preferably butyl acrylate；The methacrylate-based monomer is one of following：Methyl methacrylate,
EMA, propyl methacrylate, butyl methacrylate, n octyl methacrylate or methacrylic acid are different pungent
Ester, preferably methyl methacrylate.
Further, the functional monomer is one of following：Acrylamide, hydroxy propyl methacrylate or methacrylic acid
Hexafluoro butyl ester, preferably Hexafluorobutyl mathacrylate.
Further, the emulsion is made up of the raw material of following quality proportioning：Amphoteric surfactant 0.6-1.5%, it is cloudy from
Sub- surfactant 0.3-0.9%, acrylic ester monomer 10-20%, methacrylate-based monomer 10-20%, feature
Monomer 0.6-3%, initiator 0.06-0.3%, surplus are water.
Further, the emulsion is made up of the raw material of following quality proportioning：Amphoteric surfactant 0.6-1.2%, it is cloudy from
Sub- surfactant 0.3-0.6%, acrylic ester monomer 10-20%, methacrylate-based monomer 10-20%, feature
Monomer 1.5-3%, initiator 0.9-0.15%, surplus are water.
Further, the emulsion is made up of the raw material of following quality proportioning：Dodecyldimethylamine base hydroxypropyl glycine betaine
0.6%th, sodium lauroyl glutamate 0.3%, butyl acrylate 15%, methyl methacrylate 15%, methacrylic acid hexafluoro fourth
Ester 3%, potassium peroxydisulfate 0.12%, surplus are water.
Further, the emulsion is made up of the raw material of following quality proportioning：Dodecyl hydroxypropyl sulfobetaines
0.6%th, sodium lauroyl glutamate 0.3%, ethyl acrylate 10%, EMA 10%, methacrylic acid hexafluoro fourth
Ester 0.6%, potassium peroxydisulfate 0.06%, surplus are water.
The present invention also provides a kind of preparation method of the acrylate polymer emulsion, and methods described is：First will formula
Amphoteric surfactant, anion surfactant and the mixing of part water are measured, stirs and warming-in-water is to 75-85 DEG C, exist respectively
The acrylic ester monomer and methacrylate-based monomer and functional monomer, 10- of 10-30% formula ratios are added dropwise in 15min
30% formula ratio initiator and part water, the follow-up warm 20-40min of continuation of insurance is added dropwise；Then it is remaining in being added dropwise in 2.5-4.0h
Initiator, water, acrylic ester monomer, methacrylate-based monomer and the functional monomer of formula ratio, after being added dropwise, rise
Temperature continues to be incubated 30-45min to 90 DEG C；40 DEG C are cooled to, filtering and discharging, takes filtrate to produce acrylate polymer emulsion.Its
The middle dosage for preparing key and being surfactant, initiator and functional monomer.
Further, addition is first for the acrylic ester monomer and methacrylate-based monomer and functional monomer
The 10% of formula ratio, addition is the 10% of formula ratio to the initiator first.
Acrylate polymer emulsion of the present invention can apply to prepare coating.
The technical advantages of the present invention are that：
1st, amphoteric surfactant glycine betaine is respectively provided with excellent match somebody with somebody with anion, cation, nonionic surfactant
5 performances, there is excellent stability under acid and alkalescence condition, low to skin irritation, biological degradability is good, and has
Good antistatic behaviour, stability in hard water and rust-preventing characteristic.
2nd, amino acid surfactant has the characteristics such as good biological degradability, security and antibacterial ability, meets and works as
The preceding requirement for saving the energy and environmental protection.
3rd, in polymerized emulsion of the present invention, when emulsifier is fewer, the particle diameter of emulsion particle is smaller, can reach
Between 30-80nm, the translucent blueing light of emulsion appearance, various aspects of performance is excellent.By semi-continuous seed emulsion polymerization preparation
Into, its outward appearance is fine and smooth and the translucent emulsion of blue-fluorescence is presented, and pH value is 7 ± 0.5, and solid content is 30 ± 3%, emulsion grain
Footpath is between 30-80nm, the high comprehensive performance of film.
(4) illustrate
Infrared spectrogram after emulsion drying film forming made from Fig. 1, embodiment 1.
Fig. 2：The average grain diameter 69.66nm of emulsion made from embodiment 1.
The average grain diameter 53.99nm of emulsion made from Fig. 3, embodiment 2.
Fig. 4：Thermal multigraph after the drying film forming of emulsion made from embodiment 2, a are fluorine richness polyacrylate dispersion, and b is
Polyacrylate dispersion without fluorine richness.
(5) embodiment
With reference to specific embodiment, the present invention is described further, but protection scope of the present invention is not limited in
This.
Embodiment 1
Equipped with agitator, reflux condensing tube, dropping funel 250mL four-hole boiling flasks in, add 0.6g myristyl
Dimethyl hydroxypropyl glycine betaine and 0.3g sodium lauroyl glutamates and 30.0g deionized water, are stirred and warming-in-water is to 80 DEG C.
The mix monomer of 3.3g methyl methacrylates, butyl acrylate and Hexafluorobutyl mathacrylate is added dropwise in 15min respectively
With 3.61g persulfate aqueous solution, the follow-up warm 15min of continuation of insurance is added dropwise.Then by remaining 32.49g potassium peroxydisulfates water
Solution and 29.7g methyl methacrylates, butyl acrylate and Hexafluorobutyl mathacrylate mix monomer in 3.0h in being added dropwise
Into four-hole boiling flask, after being added dropwise, 90 DEG C are warming up to, continues to be incubated 40min.40 DEG C are cooled to, is made after filtering and discharging
Acrylate nanometer polymer emulsion 99.82g.Infrared spectrum is shown in Fig. 1, and average grain diameter is shown in Fig. 2.The composition of wherein mix monomer is
15g butyl acrylate, 15g methyl methacrylate, 3.0g Hexafluorobutyl mathacrylates；Persulfate aqueous solution is
0.12g potassium peroxydisulfate is dissolved in 35.98g deionized water.
From Fig. 1 infrared spectrum, 3352cm-1Place is that a strong and wide characteristic absorption peak is probably because in acid amides
N-H keys and the-OH in hydroxy propyl methacrylate appearance and overlapping, 2931cm-1And 2873cm-1It is methyl and Asia respectively
The stretching vibration peak of the c h bond of methyl, 1725cm-1It is the C=O key stretching vibration characteristic peaks in ester, 1449cm-1It is-CH2- curved
Bent vibration performance peak, 1378cm-1It is the flexural vibrations characteristic peak of c h bond in CH3,1134cm-1It is the stretching vibration peak of c h bond,
840cm-1It is the stretching vibration absworption peak of the C=O keys in acrylate.1662cm-1For the C=O appearances of acrylamide.
1500cm-1To 1700cm-1In scope, without other appearances, then illustrate the stretching vibration characteristic peak of no C=C keys.By red
Outer spectrogram can illustrate that all monomers have all participated in polymerisation, successfully synthesize acrylate nanometer polymer emulsion.
From Figure 2 it can be seen that the microemulsion that it is 30-80nm that obtained emulsion, which is average grain diameter,.
When emulsifier is fewer, the particle diameter of emulsion particle is smaller, and between can reaching 30-80nm, emulsion appearance is semi-transparent
Bright blueing light, pH value are 7 ± 0.5, and solid content is 30 ± 3%.
Embodiment 2
Equipped with agitator, reflux condensing tube, dropping funel 250mL four-hole boiling flasks in, add 1.0g myristyl
Dimethyl hydroxypropyl glycine betaine and 0.7g sodium lauroyl glutamates and 35.0g deionized waters, are stirred and warming-in-water is to 80 DEG C.Point
The mix monomer of dropwise addition 3.1g methyl methacrylate, butyl acrylate and Hexafluorobutyl mathacrylate not in 15min
With 3.23g persulfate aqueous solutions, the follow-up warm 15min of continuation of insurance is added dropwise.Then it is remaining 29.07g potassium peroxydisulfates is water-soluble
Liquid and 27.9g methyl methacrylates, the mix monomer of butyl acrylate and Hexafluorobutyl mathacrylate in 3.0h in being added dropwise
Into four-hole boiling flask, after being added dropwise, 90 DEG C are warming up to, continues to be incubated 40min.40 DEG C are cooled to, is made after filtering and discharging
Acrylate nanometer polymer emulsion 99.77g, particle diameter 53.99nm.The acrylic acid that the composition of wherein mix monomer is 14.5g
Butyl ester, 14.5g methyl methacrylate, 2g Hexafluorobutyl mathacrylates；Persulfate aqueous solution is 0.2g persulfuric acid
Potassium is dissolved in 32.1g deionized water.As shown in Figure 3, particle diameter is smaller for the emulsion particle diameter measured.The thermogravimetric measured as shown in Figure 4,
It is higher than the polyacrylate dispersion without fluorine richness (by methyl in formula by the stability of the polyacrylate dispersion of fluorine richness
Hexafluorobutyl acrylate removes, and remaining is identical).Because fluoro-containing group is mainly distributed on latex film and air contact after emulsion film forming
Interface, the surface energy of latex film is greatly reduced, water is not easy to infiltrate, and enhances its water resistance, and water absorption rate is significantly reduced, and makes it
During applied to coating, the stain resistance of coating is significantly improved.
Embodiment 3
Equipped with agitator, reflux condensing tube, dropping funel 250mL four-hole boiling flasks in, add 0.6g dodecyl
Hydroxypropyl sulfobetaines and 0.3g sodium lauroyl glutamates and 30.0g deionized water, are stirred and warming-in-water is to 80 DEG C.Point
Be added dropwise not in 15min 2.06g EMAs, ethyl acrylate and Hexafluorobutyl mathacrylate mix monomer and
4.85g persulfate aqueous solution, the follow-up warm 15min of continuation of insurance is added dropwise.Then it is remaining 43.65g potassium peroxydisulfates is water-soluble
Liquid and 18.54g EMAs, the mix monomer of ethyl acrylate and Hexafluorobutyl mathacrylate in 3.0h in being added dropwise
Into four-hole boiling flask, after being added dropwise, 90 DEG C are warming up to, continues to be incubated 40min.40 DEG C are cooled to, is made after filtering and discharging
Acrylate nanometer polymer emulsion 99.7g, particle diameter 75.44nm.The acrylic acid second that the composition of wherein mix monomer is 10g
Ester, 10g EMA, 0.6g Hexafluorobutyl mathacrylates；Persulfate aqueous solution is 0.06g potassium peroxydisulfate
It is dissolved in 48.44g deionized water.
Embodiment 4
Equipped with agitator, reflux condensing tube, dropping funel 250mL four-hole boiling flasks in, add 1.5g myristyl
Dimethyl hydroxypropyl glycine betaine and 0.9g sodium lauroyl sarcosines and 20.0g deionized water, are stirred and warming-in-water is to 80 DEG C.
The mix monomer of 4.3g butyl methacrylates, propyl acrylate and Hexafluorobutyl mathacrylate is added dropwise in 15min respectively
With 3.46g persulfate aqueous solution, the follow-up warm 15min of continuation of insurance is added dropwise.Then by remaining 31.14g potassium peroxydisulfates water
Solution and 38.7g butyl methacrylates, the mix monomer of propyl acrylate and Hexafluorobutyl mathacrylate in 3.0h in dripping
It is added in four-hole boiling flask, after being added dropwise, is warming up to 90 DEG C, continues to be incubated 40min.40 DEG C are cooled to, is made after filtering and discharging
Obtain acrylate nanometer polymer emulsion 99.62g, particle diameter 65.18nm.The acrylic acid that the composition of wherein mix monomer is 20g
Propyl ester, 20g butyl methacrylate, 3g Hexafluorobutyl mathacrylates；Persulfate aqueous solution is 0.3g potassium peroxydisulfate
It is dissolved in 34.3g deionized water.
Embodiment 5
Equipped with agitator, reflux condensing tube, dropping funel 250mL four-hole boiling flasks in, add 1.2g cetyl
Phosphate glycine betaine and 0.8g myristoyl-N-methylaminoacetic acids sodium and 40.0g deionized water, are stirred and warming-in-water is to 80 DEG C.Respectively
Be added dropwise in 15min 3.16g n octyl methacrylates, butyl acrylate and Hexafluorobutyl mathacrylate mix monomer and
2.64g persulfate aqueous solutions, the follow-up warm 15min of continuation of insurance is added dropwise.Then by remaining 23.76g persulfate aqueous solutions
Mix monomer with 28.44g n octyl methacrylates, butyl acrylate and Hexafluorobutyl mathacrylate in 3.0h in being added dropwise
Into four-hole boiling flask, after being added dropwise, 90 DEG C are warming up to, continues to be incubated 30min.40 DEG C are cooled to, is made after filtering and discharging
Acrylate polymer emulsion 99.65g, particle diameter 70.58nm.Wherein mix monomer composition for 15g butyl acrylate,
15.0g n octyl methacrylate, 1.6g Hexafluorobutyl mathacrylates.Persulfate aqueous solution is 0.18g persulfuric acid
Potassium is dissolved in 26.22g deionized waters and is made.
Claims (8)
1. a kind of acrylate polymer emulsion, it is characterised in that the emulsion is made up of the raw material of following quality proportioning：Both sexes
Surfactant 0.6-1.8%, anion surfactant 0.3-1.2%, acrylic ester monomer 10-20%, methacrylate
Class monomer 10-20%, functional monomer 0.3-3%, initiator 0.06-0.6%, surplus are water；The amphoteric surfactant is ten
One in tetraalkyl dimethyl hydroxypropyl glycine betaine, hexadecanyl phosphate glycine betaine and dodecyl hydroxypropyl sulfobetaines
The mixing of kind or two or more arbitrary proportions；The anion surfactant is sodium lauroyl glutamate, Hamposyl L
The mixing of one or both of sodium and myristoyl-N-methylaminoacetic acid sodium any of the above ratio；The functional monomer is metering system
Sour hexafluoro butyl ester；The initiator is potassium peroxydisulfate or ammonium persulfate.
2. acrylate polymer emulsion as claimed in claim 1, it is characterised in that the amphoteric surfactant for it is following it
One：Dodecyldimethylamine base hydroxypropyl glycine betaine, hexadecanyl phosphate glycine betaine or dodecyl hydroxypropyl sulfobetaines；
The anion surfactant is one of following：Sodium lauroyl glutamate, sodium lauroyl sarcosine or myristoyl-N-methylaminoacetic acid
Sodium.
3. acrylate polymer emulsion as claimed in claim 1, it is characterised in that the acrylic ester monomer is acrylic acid
One kind in ethyl ester, propyl acrylate, butyl acrylate or Isooctyl acrylate monomer；The methacrylate-based monomer is following
One of：Methyl methacrylate, EMA, propyl methacrylate, butyl methacrylate, methacrylic acid are just
Monooctyl ester or EHMA.
4. acrylate polymer emulsion as claimed in claim 1, it is characterised in that the emulsion by following quality proportioning original
Material is made：Amphoteric surfactant 0.6-1.5%, anion surfactant 0.3-0.9%, acrylic ester monomer 10-20%,
Methacrylate-based monomer 10-20%, functional monomer 0.6-3%, initiator 0.06-0.3%, surplus are water.
5. acrylate polymer emulsion as claimed in claim 1, it is characterised in that the emulsion by following quality proportioning original
Material is made：Dodecyldimethylamine base hydroxypropyl glycine betaine 0.6%, sodium lauroyl glutamate 0.3%, butyl acrylate 15%, methyl-prop
E pioic acid methyl ester 15%, Hexafluorobutyl mathacrylate 3%, potassium peroxydisulfate 0.12%, surplus are water.
6. acrylate polymer emulsion as claimed in claim 1, it is characterised in that the emulsion by following quality proportioning original
Material is made：Dodecyl hydroxypropyl sulfobetaines 0.6%, sodium lauroyl glutamate 0.3%, ethyl acrylate 10%, metering system
Acetoacetic ester 10%, Hexafluorobutyl mathacrylate 0.6%, potassium peroxydisulfate 0.06%, surplus are water.
7. the preparation method of acrylate polymer emulsion described in a kind of claim 1, it is characterised in that methods described is：First will
Formula ratio amphoteric surfactant, anion surfactant and the mixing of part water, stir and warming-in-water are to 75-85 DEG C, point
Acrylic ester monomer and the methacrylate-based monomer and functional monomer of 10-30% formula ratios is added dropwise not in 15min
Mixing, 10-30% formula ratios initiator and part water, the follow-up warm 20-40min of continuation of insurance is added dropwise；Then in being dripped in 2.5-4.0h
Add the initiator and water, acrylic ester monomer, methacrylate-based monomer and functional monomer of remaining formula ratio, drip
Bi Hou, 90 DEG C are warming up to, continue to be incubated 30-45min；40 DEG C are cooled to, filtering and discharging, takes filtrate to produce acrylate polymer
Emulsion.
8. method as claimed in claim 7, it is characterised in that the acrylic ester monomer and methacrylate-based monomer
Addition is the 10% of formula ratio first with functional monomer, and addition is the 10% of formula ratio to the initiator first.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644831.1A CN106279506B (en) | 2016-08-05 | 2016-08-05 | A kind of acrylate polymer emulsion and preparation method thereof |
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| CN201610644831.1A CN106279506B (en) | 2016-08-05 | 2016-08-05 | A kind of acrylate polymer emulsion and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106279506A CN106279506A (en) | 2017-01-04 |
| CN106279506B true CN106279506B (en) | 2018-02-13 |
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