CN106560494A - Hydroxyl acrylic emulsion for outdoor waterborne wood coating and preparation method thereof - Google Patents
Hydroxyl acrylic emulsion for outdoor waterborne wood coating and preparation method thereof Download PDFInfo
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- CN106560494A CN106560494A CN201610360100.4A CN201610360100A CN106560494A CN 106560494 A CN106560494 A CN 106560494A CN 201610360100 A CN201610360100 A CN 201610360100A CN 106560494 A CN106560494 A CN 106560494A
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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
- 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
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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
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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
- 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
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a hydroxyl acrylic emulsion for an outdoor waterborne wood coating and a preparation method thereof. The preparation method comprises the following steps: 1, weighing deionized water, a co-emulsifier, sodium carbonate and an emulsifier, adding the weighed materials into a reactor and carrying out uniform mixing under stirring at a uniform speed; 2, introducing nitrogen into the reactor and allowing temperature to rise to 80 DEG C; 3, adding an initiator solution into the reactor; 4, weighing a certain amount of alkyl methacrylate, styrene, n-butyl acrylate, trimethylolpropane triacrylate and a co-emulsifier and adding the weighed materials into the reactor via a dropwise monomer addition groove; 5, weighing a certain amount of n-butyl acrylate, styrene, a co-emulsifier, a molecular-weight regulating agent, t-butylaminoethyl metacrylate and 2-(methacryloyloxy)ethyl acetoacetate and adding the weighed materials into the reactor via the dropwise monomer addition groove; and 6, cooling the obtained emulsion to room temperature and then carrying out filtering and discharging. The hydroxyl acrylic emulsion obtained in the invention has a high cross-linking degree, good water resistance and weatherability, high hardness and excellent scratch resistance and can be extensively promoted and applied.
Description
Technical field
The present invention relates to water-borne wood coating technical field, more particularly to a kind of crosslinking degree height, film good combination property
Outdoor water-borne wood coating hydroxyl acrylic emulsion and preparation method thereof.
Background technology
Outdoor woodenware is widely used in our life, such as：Outdoor wooden doors and windows, wood house, garden floor, wood
Wayside pavilion, wooden hedge, wooden bridge, wooden footway, roof shide piece, woodcarving modeling, flower stand, desk and chair made of wood, landscape anti-corrosion woodwork etc., these families
Outer woodenware undergoes wind and weather Exposure to Sunlight, it is easy to damage, to its protection commonly mopping, and general paint permeability
Difference, poor sealing and it is unfavorable for environmental protection.Later, with the development of production, outdoor water-borne wood coating, Waterborne wood are occurred in that
The good penetrability of device coating, beneficial to environmental protection, be gradually widely used in the protection of outdoor woodenware.
The polyacrylate dispersion commonly used in water-borne wood coating, is the modified polymer cement of acrylate copolymer emulsion
Mortar, the mortar has excellent bonding, cracking resistance, freeze proof, antiseepage, anti-corrosion, chloride-penetration resistance, ageing-resistant and corrosion resisting property,
And for water-borne wood coating in, with film lighter color, glossiness is high, and open air is exposed to the sun, and durability is strong, and ultraviolet resistance irradiates not
Easy decomposition or the advantage of xanthochromia, and the features such as low cost, it is widely used in water-borne wood coating.
But, the polyacrylate dispersion that existing water-borne wood coating is used, its crosslinking degree is low, film combination property
Difference, it is impossible to effectively keep the elasticity of timber and prevent timber from deforming, and the ageing-resistant and anti-grinded hardness index of woodenware is poor, works as chance
To acid rain, smog, bisque, seashore it is saline and alkaline when, the phenomenon such as be also easy to produce cracking, be layered, come off.
As fully visible, a kind of crosslinking degree height, the water-borne wood coating of film good combination property are needed at present, to meet life
Produce demand living.
The content of the invention
In order to solve the problems of the prior art, it is an object of the invention to provide a kind of outdoor water-borne wood coating hydroxyl
Acrylic emulsion and preparation method thereof, its crosslinking degree is high, film good combination property, can wide popularization and application.
To achieve these goals, the technical solution used in the present invention is：
A kind of outdoor water-borne wood coating hydroxyl acrylic emulsion, the weight portion shared by its each component for being included and each component
For：The weight portion of alkyl methacrylate 5～20, the weight portion of n-butyl acrylate 10～25, the weight portion of styrene 5～15, uncle
The weight portion of Butylaminoethyl methacrylate 0.5～1, the weight portion of trimethylolpropane trimethacrylate 0.05～0.1, second
The weight portion of ethyl acetoacetic acid methacrylic acid glycol ester 0.5～1, the weight portion of emulsifying agent 0.08～0.2, the weight of assistant for emulsifying agent 0.5～1
Part, the weight portion of molecular weight regulator 0.2～1, the weight portion of initiator 0.1～0.3, the weight portion of sodium carbonate 0.3～0.5, deionization
The weight portion of water 40～60；Wherein, the alkyl methacrylate is methyl methacrylate, EMA, methyl
The mixture of one or more in n-butyl acrylate；The emulsifying agent is lauryl sodium sulfate, DBSA
Sodium, n nonylphenol polyethylene glycol oxide ether or to any one in octylphenol polyethylene ethylene oxide ether；The assistant for emulsifying agent is long-chain
In hydrocarbon hexadecane, long-chain fatty alcohol hexadecanol, lauryl mercaptan, diisooctyl amber sodium sulfonate, propane diols, polyglycerol ester
Any one；The sub- amount conditioning agent is n-dodecyl mercaptan, secondary lauryl mercaptan, tert-dodecylmercaotan, sulfydryl second
Any one in alcohol, TGA, mercaptoethanol, the dimer of methyl styrene；The initiator is sodium peroxydisulfate, over cure
Any one in sour potassium or ammonium persulfate.
Preferably, the weight portion of alkyl methacrylate 14.89, the weight portion of n-butyl acrylate 17.79, styrene 8.78
Weight portion, the weight portion of t-butylamino ethyl methacrylate 0.88, the weight portion of trimethylolpropane trimethacrylate 0.07,
The weight portion of acetoacetate methacrylic acid glycol ester 0.88, the weight portion of emulsifying agent 0.11, the weight portion of assistant for emulsifying agent 0.59, molecule
The amount weight portion of conditioning agent 0.62, the weight portion of initiator 0.25, the weight portion of sodium carbonate 0.37, the weight portion of deionized water 54.79.
Present invention also offers a kind of preparation method of outdoor water-borne wood coating hydroxyl acrylic emulsion, it include with
Lower step：
S1, a certain amount of deionized water, assistant for emulsifying agent, sodium carbonate, emulsifying agent are weighed, and the raw material for being weighed is added into reactor
It is interior, at the uniform velocity stir；
S2, in reactor nitrogen is filled with, under conditions of nitrogen protection, agitator speed are constant, by the temperature liter of reactor
Up to 80 DEG C；
S3, initiator and water are pressed into 1:25～1:30 ratio wiring solution-forming, will add in reactor after the solution matched somebody with somebody, and control
Reactor temperature processed maintains 80 DEG C；
S4, weigh a certain amount of methyl methacrylate, styrene, n-butyl acrylate, trimethylolpropane trimethacrylate
And assistant for emulsifying agent, and add it in monomer dropping groove so as to it is added in reactor by monomer dropping groove；
S5, weigh a certain amount of n-butyl acrylate, styrene, assistant for emulsifying agent, molecular weight regulator, t-butylamino ethyl first
Base acrylate and acetoacetate methacrylic acid glycol ester, and add it in monomer dropping groove so as to by monomer
Dropwise adding tank is added in reactor；
S6, by step S5 gained emulsion 15min is kept at 80 DEG C, be then cooled to room temperature, after filtered out with 100～200 mesh
Material.
Preferred scheme, the mixing speed of agitator is 300～500r/min in step S1.
Further preferred scheme, methyl methacrylate, styrene, n-butyl acrylate described in step S4, three
Hydroxymethyl-propane triacrylate and assistant for emulsifying agent need to be added in reactor in 130～150min by monomer dropping groove.
Scheme still further preferably, the weight portion of each raw material added in step S4 is respectively：Methyl methacrylate
The weight portion of ester 40 ~ 60, the weight portion of styrene 5～15, the weight portion of n-butyl acrylate 40～55, trimethylolpropane tris acrylic acid
The weight portion of ester 0.1～0.3, the weight portion of assistant for emulsifying agent 0.2～0.5.
Scheme still more preferably, n-butyl acrylate, styrene described in step S5, assistant for emulsifying agent, molecular weight
Conditioning agent, t-butylamino ethyl methacrylate and acetoacetate methacrylic acid glycol ester need to be in 160～180min
It is interior to be added in reactor by monomer dropping groove.
The weight portion of each raw material added in step S5 is respectively：The weight portion of n-butyl acrylate 25～35, styrene
40～50 weight portions, the weight portion of assistant for emulsifying agent 2～4, the weight portion of molecular weight regulator 1～9, t-butylamino ethyl metering system
The weight portion of acid esters 4～9 and the weight portion of acetoacetate methacrylic acid glycol ester 4～9.
The total weight parts shared by each component and each component included in preparation are：The weight of alkyl methacrylate 5～20
Amount part, the weight portion of n-butyl acrylate 10～25, the weight portion of styrene 5～15, t-butylamino ethyl methacrylate 0.5
～1 weight portion, the weight portion of trimethylolpropane trimethacrylate 0.05～0.1, acetoacetate methacrylic acid glycol ester 0.5
～1 weight portion, the weight portion of emulsifying agent 0.08～0.2, the weight portion of assistant for emulsifying agent 0.5～1, the weight of molecular weight regulator 0.2～1
Part, the weight portion of initiator 0.1～0.3, the weight portion of sodium carbonate 0.3～0.5, the weight portion of deionized water 40～60.Preferably, prepare
Included in each component and the total weight parts shared by each component be：The weight portion of alkyl methacrylate 14.89, acrylic acid are just
The weight portion of butyl ester 17.79, the weight portion of styrene 8.78, the weight portion of t-butylamino ethyl methacrylate 0.88, three hydroxyl first
The weight portion of base propane triacrylate 0.07, the weight portion of acetoacetate methacrylic acid glycol ester 0.88, the weight of emulsifying agent 0.11
Amount part, the weight portion of assistant for emulsifying agent 0.59, the weight portion of molecular weight regulator 0.62, the weight portion of initiator 0.25, the weight of sodium carbonate 0.37
Amount part, the weight portion of deionized water 54.79.Wherein, the alkyl methacrylate is methyl methacrylate, methacrylic acid
The mixture of one or more in ethyl ester, n-BMA；The emulsifying agent is lauryl sodium sulfate, dodecane
Base benzene sulfonic acid sodium salt, n nonylphenol polyethylene glycol oxide ether or to any one in octylphenol polyethylene ethylene oxide ether；It is described to help emulsification
Agent is long chain hydrocarbons hexadecane, long-chain fatty alcohol hexadecanol, lauryl mercaptan, diisooctyl amber sodium sulfonate, propane diols, poly- sweet
Any one in grease；The sub- amount conditioning agent is n-dodecyl mercaptan, secondary lauryl mercaptan, tertiary dodecyl sulphur
Any one in alcohol, mercaptoethanol, TGA, mercaptoethanol, the dimer of methyl styrene；The initiator is over cure
Any one in sour sodium, potassium peroxydisulfate or ammonium persulfate.
By using above technical scheme, a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion of the present invention and its system
Compared with prior art, its advantage is Preparation Method：The present invention is by using special formula and technique, the family obtained by preparation
Outer water-borne wood coating hydroxyl acrylic emulsion crosslinking degree height, film excellent combination property, for the painting of outdoor aqueous wooden ware
In material, its permeability is fabulous, and closure is good, can effectively keep elasticity of wood, prevents timber from deforming, and improves timber itself
Ageing-resistant and anti-grinded hardness index；And water-tolerant, permeable watertight, protection against the tide, antibacterial, anti-algae, with extremely strong antiseptic effect；Tool
There is good ductility, elasticity, paint film splitting resistance is excellent, and chemical resistance is good.
Specific embodiment
To make the object, technical solutions and advantages of the present invention of greater clarity, with reference to instantiation, to the present invention
Further describe.It should be understood that these descriptions are simply exemplary, and it is not intended to limit the scope of the present invention.Additionally,
In below illustrating, the description to known features and technology is eliminated, to avoid unnecessarily obscuring idea of the invention.
Embodiment one
A kind of method of outdoor water-borne wood coating hydroxyl acrylic emulsion of the present invention is obtained is：
1st, deionized water 60g, assistant for emulsifying agent 0.393g, sodium carbonate 0.5g, emulsifying agent 0.2g are weighed, is added in reactor and is started
Stirring, controls rotating speed for 400r/min.
2nd, to nitrogen charging gas shielded in reactor, under conditions of nitrogen protection, agitator speed are constant, by system temperature liter
Height is to 80 DEG C.
3rd, initiator 0.3g and water are pressed into 1:25～1:Reactor, control system temperature are added after 30 ratio wiring solution-forming
Maintain 80 DEG C.
4th, the material of component one is added in monomer dropping groove, controls rate of addition, added in 140min.The thing of component one
Material includes methyl methacrylate 20g, styrene 5g, n-butyl acrylate 18.33g, trimethylolpropane trimethacrylate
0.1g, assistant for emulsifying agent 0.167g.
5. component two is added monomer dropping groove by component one after all adding, and is added with same rate of addition, and material is total
Addition time control was at 170 minutes.The material of component two includes n-butyl acrylate 3.99g, styrene 5.56g, assistant for emulsifying agent
0.44g, molecular weight regulator 1g, t-butylamino ethyl methacrylate 1g, acetoacetate methacrylic acid glycol ester
1g。
6. after all addition terminates, emulsion continues to keep 15min at 80 DEG C material, be then cooled to after room temperature with 100～
200 mesh filtering and dischargings.A kind of prepared 117.98g outdoor water-borne wood coating hydroxyl acrylic emulsions of the invention.
Embodiment two
A kind of method of outdoor water-borne wood coating hydroxyl acrylic emulsion of the present invention is obtained is：
1st, deionized water 40g, assistant for emulsifying agent 0.075g, sodium carbonate 0.3g, emulsifying agent 0.08g are weighed, is added in reactor and is opened
Dynamic stirring, controls rotating speed for 300r/min.
2nd, to nitrogen charging gas shielded in reactor, under conditions of nitrogen protection, agitator speed are constant, by system temperature liter
Height is to 80 DEG C.
3rd, initiator 0.1g and water are pressed into 1:25～1:Reactor, control system temperature are added after 30 ratio wiring solution-forming
Maintain 80 DEG C.
4th, the material of component one is added in monomer dropping groove, controls rate of addition, added in 130min.The thing of component one
Material includes methyl methacrylate 5g, styrene 0.625g, n-butyl acrylate 5g, trimethylolpropane trimethacrylate
0.05g, assistant for emulsifying agent 0.025g.
5. component two is added monomer dropping groove by component one after all adding, and is added with same rate of addition, and material is total
Addition time control was at 160 minutes.The material of component two includes n-butyl acrylate 5g, styrene 8g, assistant for emulsifying agent 0.4g, molecule
Amount conditioning agent 0.2g, t-butylamino ethyl methacrylate 0.5g, acetoacetate methacrylic acid glycol ester 0.5g.
6. after all addition terminates, emulsion continues to keep 15min at 80 DEG C material, be then cooled to after room temperature with 100～
200 mesh filtering and dischargings.A kind of prepared 65.855g outdoor water-borne wood coating hydroxyl acrylic emulsions of the invention.
Embodiment three
1st, deionized water 50g, assistant for emulsifying agent 0.285g, sodium carbonate 0.4g, emulsifying agent 0.14g are weighed, is added in reactor and is opened
Dynamic stirring, controls rotating speed for 500r/min.
2nd, to nitrogen charging gas shielded in reactor, under conditions of nitrogen protection, agitator speed are constant, by system temperature liter
Height is to 80 DEG C.
3rd, initiator 0.2g and water are pressed into 1:25～1:Reactor, control system temperature are added after 30 ratio wiring solution-forming
Maintain 80 DEG C.
4th, the material of component one is added in monomer dropping groove, controls rate of addition, added in 150min.The thing of component one
Material includes methyl methacrylate 15g, styrene 3g, n-butyl acrylate 14.25g, trimethylolpropane trimethacrylate
0.075g, assistant for emulsifying agent 0.105g.
5. component two is added monomer dropping groove by component one after all adding, and is added with same rate of addition, and material is total
Addition time control was at 180 minutes.The material of component two includes n-butyl acrylate 3.6g, styrene 5.4g, assistant for emulsifying agent
0.36g, molecular weight regulator 0.6g, t-butylamino ethyl methacrylate 0.75g, acetoacetate methacrylic acid second two
Alcohol ester 0.75g.
6. after all addition terminates, emulsion continues to keep 15min at 80 DEG C material, be then cooled to after room temperature with 100～
200 mesh filtering and dischargings.A kind of prepared 94.915g outdoor water-borne wood coating hydroxyl acrylic emulsions of the invention.
Example IV
1st, deionized water 445.8g, assistant for emulsifying agent 0.76g, sodium carbonate 3g, emulsifying agent 0.89g are weighed, is added in reactor and is opened
Dynamic stirring, controls rotating speed for 400r/min.
2nd, to nitrogen charging gas shielded in reactor, under conditions of nitrogen protection, agitator speed are constant, by system temperature liter
Height is to 80 DEG C.
3rd, initiator 2g and water are pressed into 1:25～1:Reactor, control system temperature dimension are added after 30 ratio wiring solution-forming
Hold at 80 DEG C.
4th, the material of component one is added in monomer dropping groove, controls rate of addition, added in 140min.The thing of component one
Material includes methyl methacrylate 121.14g, styrene 28.26g, n-butyl acrylate 114.25g, trimethylolpropane tris third
Olefin(e) acid ester 0.54g, assistant for emulsifying agent 1g.
5. component two is added monomer dropping groove by component one after all adding, and is added with same rate of addition, and material is total
Addition time control was at 170 minutes.The material of component two includes n-butyl acrylate 30.46g, styrene 42.83g, assistant for emulsifying agent
3g, molecular weight regulator 5.04g, t-butylamino ethyl methacrylate 7.14g, acetoacetate methacrylic acid ethylene glycol
Ester 7.14g.
6. after all addition terminates, emulsion continues to keep 15min at 80 DEG C material, be then cooled to after room temperature with 100～
200 mesh filtering and dischargings, are obtained a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion of the 813.58g present invention.
In the present invention, the alkyl methacrylate is methyl methacrylate, EMA, metering system
The mixture of one or more in sour N-butyl；The emulsifying agent is lauryl sodium sulfate, neopelex, right
Polyoxyethylene nonyl phenyl vinethene or to any one in octylphenol polyethylene ethylene oxide ether；The assistant for emulsifying agent is long chain hydrocarbons 16
It is any one in alkane, long-chain fatty alcohol hexadecanol, lauryl mercaptan, diisooctyl amber sodium sulfonate, propane diols, polyglycerol ester
Kind；The sub- amount conditioning agent is n-dodecyl mercaptan, secondary lauryl mercaptan, tert-dodecylmercaotan, mercaptoethanol, sulfydryl
Any one in acetic acid, mercaptoethanol, the dimer of methyl styrene；The initiator be sodium peroxydisulfate, potassium peroxydisulfate or
Any one in ammonium persulfate.
Above-mentioned specific embodiment is exemplary, is to preferably make skilled artisans appreciate that originally
Patent, it is impossible to be not understood as including this patent the restriction of scope；As long as according to disclosed in this patent spirit made appoint
How with change or modification, the scope that this patent includes is each fallen within.
Claims (10)
1. a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion, it is characterised in that its each component for being included and each group
Point shared weight portion is：The weight portion of alkyl methacrylate 5～20, the weight portion of n-butyl acrylate 10～25, styrene 5
～15 weight portions, the weight portion of t-butylamino ethyl methacrylate 0.5～1, trimethylolpropane trimethacrylate 0.05
～0.1 weight portion, the weight portion of acetoacetate methacrylic acid glycol ester 0.5～1, the weight portion of emulsifying agent 0.08～0.2, help breast
The weight portion of agent 0.5～1, the weight portion of molecular weight regulator 0.2～1, the weight portion of initiator 0.1～0.3, sodium carbonate 0.3～0.5
Weight portion, the weight portion of deionized water 40～60；
Wherein, the alkyl methacrylate is methyl methacrylate, EMA, n-BMA
In one or more of mixture；The emulsifying agent is lauryl sodium sulfate, neopelex, n nonylphenol gather
Ethylene oxide ether, to any one in octylphenol polyethylene ethylene oxide ether；The assistant for emulsifying agent is long chain hydrocarbons hexadecane, long-chain fat
Any one in fat alcohol hexadecanol, lauryl mercaptan, diisooctyl amber sodium sulfonate, propane diols, polyglycerol ester；The son
Amount conditioning agent is n-dodecyl mercaptan, secondary lauryl mercaptan, tert-dodecylmercaotan, mercaptoethanol, TGA, sulfydryl
Any one in ethanol, the dimer of methyl styrene；The initiator is in sodium peroxydisulfate, potassium peroxydisulfate, ammonium persulfate
Any one.
2. a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 1, it is characterised in that its institute
Comprising each component and each component shared by weight portion be：The weight portion of alkyl methacrylate 14.89, n-butyl acrylate
17.79 weight portions, the weight portion of styrene 8.78, the weight portion of t-butylamino ethyl methacrylate 0.88, trihydroxy methyl third
The weight portion of alkane triacrylate 0.07, the weight portion of acetoacetate methacrylic acid glycol ester 0.88, the weight portion of emulsifying agent 0.11,
The weight portion of assistant for emulsifying agent 0.59, the weight portion of molecular weight regulator 0.62, the weight portion of initiator 0.25, the weight portion of sodium carbonate 0.37,
The weight portion of deionized water 54.79.
3. a kind of preparation method of outdoor water-borne wood coating hydroxyl acrylic emulsion, it is characterised in that it includes following step
Suddenly：
S1, a certain amount of deionized water, assistant for emulsifying agent, sodium carbonate, emulsifying agent are weighed, and the raw material for being weighed is added into reactor
It is interior, at the uniform velocity stir；
S2, in reactor nitrogen is filled with, under conditions of nitrogen protection, agitator speed are constant, by the temperature liter of reactor
Up to 80 DEG C；
S3, initiator and water are pressed into 1:25～1:30 ratio wiring solution-forming, will add in reactor after the solution matched somebody with somebody, and control
Reactor temperature processed maintains 80 DEG C；
S4, weigh a certain amount of methyl methacrylate, styrene, n-butyl acrylate, trimethylolpropane trimethacrylate
And assistant for emulsifying agent, and add it in monomer dropping groove so as to it is added in reactor by monomer dropping groove；
S5, weigh a certain amount of n-butyl acrylate, styrene, assistant for emulsifying agent, molecular weight regulator, t-butylamino ethyl first
Base acrylate and acetoacetate methacrylic acid glycol ester, and add it in monomer dropping groove so as to by monomer
Dropwise adding tank is added in reactor；
S6, by step S5 gained emulsion 15min is kept at 80 DEG C, be then cooled to room temperature, after filtered out with 100～200 mesh
Material.
4. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, the mixing speed of agitator is 300～500r/min in step S1.
5. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, methyl methacrylate, styrene, n-butyl acrylate described in step S4, trimethylolpropane tris acrylic acid
Ester and assistant for emulsifying agent need to be added in reactor in 130～150min by monomer dropping groove.
6. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, the weight portion of each raw material added in step S4 is respectively：The weight portion of methyl methacrylate 40～60, styrene
5～15 weight portions, the weight portion of n-butyl acrylate 40～55, the weight portion of trimethylolpropane trimethacrylate 0.1～0.3, help
The weight portion of emulsifying agent 0.2～0.5.
7. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, n-butyl acrylate, styrene described in step S5, assistant for emulsifying agent, molecular weight regulator, t-butylamino ethyl
Methacrylate and acetoacetate methacrylic acid glycol ester need to be added to instead in 160～180min by monomer dropping groove
Answer in device.
8. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, the weight portion of each raw material added in step S5 is respectively：The weight portion of n-butyl acrylate 25～35, styrene 40
～50 weight portions, the weight portion of assistant for emulsifying agent 2～4, the weight portion of molecular weight regulator 1～9, t-butylamino ethyl methacrylic acid
The weight portion of ester 4～9 and the weight portion of acetoacetate methacrylic acid glycol ester 4～9.
9. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 3, it is special
Levy and be, the total weight parts shared by each component and each component included in preparation are：The weight of alkyl methacrylate 5～20
Part, the weight portion of n-butyl acrylate 10～25, the weight portion of styrene 5～15, t-butylamino ethyl methacrylate 0.5～
1 weight portion, the weight portion of trimethylolpropane trimethacrylate 0.05～0.1, acetoacetate methacrylic acid glycol ester 0.5～
1 weight portion, the weight portion of emulsifying agent 0.08～0.2, the weight portion of assistant for emulsifying agent 0.5～1, the weight portion of molecular weight regulator 0.2～1,
The weight portion of initiator 0.1～0.3, the weight portion of sodium carbonate 0.3～0.5, the weight portion of deionized water 40～60.
10. the preparation method of a kind of outdoor water-borne wood coating hydroxyl acrylic emulsion according to claim 9, it is special
Levy and be, the total weight parts shared by each component and each component included in preparation are：The weight of alkyl methacrylate 14.89
Part, the weight portion of n-butyl acrylate 17.79, the weight portion of styrene 8.78, the weight of t-butylamino ethyl methacrylate 0.88
Amount part, the weight portion of trimethylolpropane trimethacrylate 0.07, the weight portion of acetoacetate methacrylic acid glycol ester 0.88, breast
The weight portion of agent 0.11, the weight portion of assistant for emulsifying agent 0.59, the weight portion of molecular weight regulator 0.62, the weight portion of initiator 0.25, carbon
The weight portion of sour sodium 0.37, the weight portion of deionized water 54.79.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108774443A (en) * | 2018-06-26 | 2018-11-09 | 阜南县宏达工艺品厂 | A kind of wicker products environment friendly mildew resistant method |
| CN109354960A (en) * | 2018-09-20 | 2019-02-19 | 界首永恩机电科技有限公司 | A method of promoting outdoor woodwork weatherability |
| CN110894256A (en) * | 2018-09-12 | 2020-03-20 | 上海昶法新材料有限公司 | Styrene derivative copolymer sizing agent and preparation method thereof |
| CN111807961A (en) * | 2020-07-17 | 2020-10-23 | 万华化学集团股份有限公司 | High-hydroxyl acrylic emulsion with quick drying and long service life and synthesis method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060954A (en) * | 2010-11-23 | 2011-05-18 | 广州慧谷化学有限公司 | Acrylic emulsion as well as preparation method and application thereof |
-
2016
- 2016-05-27 CN CN201610360100.4A patent/CN106560494A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102060954A (en) * | 2010-11-23 | 2011-05-18 | 广州慧谷化学有限公司 | Acrylic emulsion as well as preparation method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 卢艳光: "《人造板及其制品质量监督检验实物》", 31 July 2014, 中国林业出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108774443A (en) * | 2018-06-26 | 2018-11-09 | 阜南县宏达工艺品厂 | A kind of wicker products environment friendly mildew resistant method |
| CN110894256A (en) * | 2018-09-12 | 2020-03-20 | 上海昶法新材料有限公司 | Styrene derivative copolymer sizing agent and preparation method thereof |
| CN110894256B (en) * | 2018-09-12 | 2022-03-18 | 上海昶法新材料有限公司 | Styrene derivative copolymer sizing agent and preparation method thereof |
| CN109354960A (en) * | 2018-09-20 | 2019-02-19 | 界首永恩机电科技有限公司 | A method of promoting outdoor woodwork weatherability |
| CN111807961A (en) * | 2020-07-17 | 2020-10-23 | 万华化学集团股份有限公司 | High-hydroxyl acrylic emulsion with quick drying and long service life and synthesis method thereof |
| CN111807961B (en) * | 2020-07-17 | 2023-05-30 | 万华化学集团股份有限公司 | High-hydroxyl acrylic emulsion with quick drying and long pot life and synthesis method thereof |
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