CN109354958A - Acrylic resin paint and preparation and the application in aluminum profile - Google Patents
Acrylic resin paint and preparation and the application in aluminum profile Download PDFInfo
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- CN109354958A CN109354958A CN201811222820.XA CN201811222820A CN109354958A CN 109354958 A CN109354958 A CN 109354958A CN 201811222820 A CN201811222820 A CN 201811222820A CN 109354958 A CN109354958 A CN 109354958A
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- deionized water
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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
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
A kind of application the present invention provides acrylic resin paint and preparation and in aluminum profile.The present invention is using modified acrylic acid emulsion as primary raw material, it is aided with modified diphenyletherformalde-hyde resin etc. and a kind of acrylic resin paint has been made, volatile organic compounds (VOC) content is low, meet environmental protection standard, there is excellent filming performance in aluminium shape surface, with excellent wearability and water resistance, rate of drying is fast.
Description
Technical field
The present invention relates to technical field of coatings, particularly, are related to a kind of acrylic resin paint and preparation and in aluminum profile
In application.
Background technique
Traditional aluminium shape surface processing mode is generally divided into anodic oxidation, electrophoretic painting, fluorocarbon-sprayed and powder spray.
Anodic oxidation and electrophoretic painting need to use during processing a large amount of water, while will generate a large amount of waste water after handling, difficult
With processing, environment is caused greatly to pollute.Anodic oxidation and electrophoretic painting also very power consumption during processing.Fluorocarbon-sprayed
Cost is very high, and control difficulty is big, and coating is very easy to orange peel phenomenon occur.Powder spray is difficult to ensure coating layer thickness, is easy to take off
Color.
With the implementation of new environmental law, Water-borne modification has become a kind of inexorable trend, and being badly in need of one kind at present can be applied to
The water paint of aluminum profile.Water paint takes water as a solvent, and no any pernicious gas volatilization, is the head considered based on safety and environmental protection
Choosing.But the disadvantage of water paint is also that quite obviously, the solvent in water paint is water, and heat of evaporation break is bigger, is applying
Slow drying speed during dress, this severely limits its popularization and application.
Summary of the invention
A kind of application it is an object of that present invention to provide acrylic resin paint and preparation and in aluminum profile, it is existing to solve
There are the technical problems such as aluminum profile coating not enough environmental protection.
To achieve the above object, the present invention provides a kind of preparation methods of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 30~50 minutes, stirring, and initiator is added, in nitrogen in supersonic oscillations
Under atmosphere is enclosed, 70~75 DEG C are heated to, keeps the temperature 1~2 hour, continues to be heated to 80~85 DEG C, keeps the temperature 2~3 hours, be cooled to room
Temperature obtains modified acrylic acid emulsion, spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 85~95 DEG C, stirring and emulsifying 1~2 hour, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Preferably, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, first
Base acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxy silicon
Alkane, deionized water, initiator mass ratio be 1:0.5~1:0.3~0.6:0.5~0.8:0.2~0.4:0.1~0.3:0.2
~0.4:130~150:1~2.
It is further preferred that the initiator is azodiisobutyronitrile.
Preferably, in step (1), the process conditions of stirring are as follows: 800~1000 revs/min, mixing speed is too fast to be will form
A large amount of bubbles adversely affect subsequent reactions, and mixing speed will lead to material undercompounding slowly excessively.
Preferably, in step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 15~20 minutes.
Preferably, in step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water
Mass ratio is 1:1.3~1.5:0.2~0.3:1.5~2.
Preferably, in step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer
Silicon dioxide gel, emulsifier, defoaming agent mass ratio be 0.5~0.7:1:0.5~0.7:0.3~0.5:0.2~0.4:
0.005~0.01:0.01~0.015.
It is further preferred that the filler is selected from titanium dioxide or carbon black.
It is further preferred that the nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, go from
Sub- water, ethyl orthosilicate and concentrated ammonia liquor (mass concentration 28%) are stirred evenly according to volume ratio 250:20:55:1.7 mixing, are heated to 63
DEG C reaction 5 hours, revolving removed ethyl alcohol, is filtered with 0.22 μm of filter paper, and deionized water mixed preparing is added and obtains mass concentration
10% nano silicon dioxide sol.The nano silicon dioxide sol being prepared in the method is imitated with better interface
It answers, the uniform mixing of each material in promotion system.
Preferably, in step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
Preferably, in step (3), the process conditions of dispersion are sheared are as follows: 10000~12000 revs/min of shearing dispersions.It cuts
Cutting dissipates excessive velocities or will affect the filming performance of coating slowly excessively.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Application of the above-mentioned acrylic resin paint in aluminum profile.
The invention has the following advantages:
The present invention is aided with modified diphenyletherformalde-hyde resin etc. and one kind third has been made using modified acrylic acid emulsion as primary raw material
Olefin(e) acid cold coating, volatile organic compounds (VOC) content is low, meets environmental protection standard, has in aluminium shape surface excellent
Filming performance, has excellent wearability and water resistance, and rate of drying is fast.
Modified acrylic acid emulsion is with butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid is primary raw material, utilizes 4,4 '-diisocyanate of dicyclohexyl methyl hydride-, vinyltriethoxysilane, 3- aminopropyl
Trimethoxy silane carries out functional modification, and raw material inherently has functional group abundant, dicyclohexyl methyl hydride -4,4 '-two
Isocyanates, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane introduce more functional groups, shape in condensation course
It at multi-functional long-chain, further interacts between functional group, forms partial mesh structure, so that the long-chain formed is mutual
Infiltration and winding, such structure can bring the stability of macroscopic form, also just improve the adhesion strength and wearability of coating
Deng the closely knit quickening rate of drying of structure simultaneously improves water resistance.In aforementioned each material the time should be instilled in control after mixing
Under the premise of instill in deionized water, the processing of the step is very crucial, instilled slow or too fast will affect filling for strand
Divide winding, and then adverse effect is caused to properties of product.
Modified diphenyletherformalde-hyde resin is to obtain diphenyletherformalde-hyde resin using sucrose Polyester modification, with modified third
Olefin(e) acid lotion preferably can be mixed uniformly, guarantee product properties.
Invention introduces nano silicon dioxide sol, there is interfacial effect, organic component and without unit in promotion system
The abundant fusion divided, is further ensured that the filming performance of product.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
The present invention is further detailed explanation below.
Specific embodiment
The embodiment of the present invention is described in detail below, but the present invention can be limited and be covered according to claim
Multitude of different ways implement.
Embodiment 1:
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 30 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 70 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 80 DEG C, keeps the temperature 2 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 85 DEG C, stirring and emulsifying 1 hour, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.5:0.3:0.5:0.2:0.1:0.2:130:1.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 800 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 15 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.3:0.2:1.5.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.5:1:0.5:0.3:0.2:0.005:0.01.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 10000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Embodiment 2:
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 50 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 75 DEG C are heated to, keeps the temperature 2 hours, continues to be heated to 85 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 95 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:1:0.6:0.8:0.4:0.3:0.4:150:2.Initiator is azodiisobutyronitrile.
In step (1), the process conditions of stirring are as follows: 1000 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 20 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.5:0.3:2.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.7:1:0.7:0.5:0.4:0.01:0.015.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 12000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Embodiment 3:
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 30 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 75 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 85 DEG C, keeps the temperature 2 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 95 DEG C, stirring and emulsifying 1 hour, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:1:0.3:0.8:0.2:0.3:0.2:150:1.Initiator is azodiisobutyronitrile.
In step (1), the process conditions of stirring are as follows: 1000 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 15 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.5:0.2:2.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.5:1:0.7:0.3:0.4:0.005:0.015.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 10000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Embodiment 4:
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 50 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 70 DEG C are heated to, keeps the temperature 2 hours, continues to be heated to 80 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 85 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.5:0.6:0.5:0.4:0.1:0.4:130:2.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 800 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 20 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.3:0.3:1.5.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.7:1:0.5:0.5:0.2:0.01:0.01.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 12000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Embodiment 5:
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 40 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 72 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 82 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 90 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.8:0.5:0.6:0.3:0.2:0.3:140:1.5.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.4:0.2:1.8.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.6:1:0.6:0.4:0.3:0.008:0.012.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Comparative example 1
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and second
Alkenyl triethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, and are then at the uniform velocity instilled in deionized water, and the time is instilled
Control is 40 minutes, stirring, and initiator is added in supersonic oscillations, under nitrogen atmosphere, is heated to 72 DEG C, keeps the temperature 1 hour, after
It is continuous to be heated to 82 DEG C, 3 hours are kept the temperature, is cooled to room temperature, obtains modified acrylic acid emulsion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 90 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane, deionized water, initiator mass ratio be 1:
0.8:0.5:0.6:0.2:0.3:140:1.5.Initiator is azodiisobutyronitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.4:0.2:1.8.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.6:1:0.6:0.4:0.3:0.008:0.012.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Comparative example 2
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling the time is 40 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under, 72 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 82 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified propylene yogurt
Liquid, it is spare；
(2) diphenyletherformalde-hyde resin, it is spare；
(3) by deionized water, modified acrylic acid emulsion, diphenyletherformalde-hyde resin, filler and nano silicon dioxide sol, cream
Agent, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.8:0.5:0.6:0.3:0.2:0.3:140:1.5.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (3), deionized water, modified acrylic acid emulsion, diphenyletherformalde-hyde resin, filler, nano silica are molten
Glue, emulsifier, defoaming agent mass ratio be 0.6:1:0.6:0.4:0.3:0.008:0.012.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Comparative example 3
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling the time is 40 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under, 72 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 82 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified propylene yogurt
Liquid, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 90 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, emulsifier, defoaming agent are added
Enter in high speed shear separating apparatus, shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.8:0.5:0.6:0.3:0.2:0.3:140:1.5.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.4:0.2:1.8.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, emulsifier, defoaming
The mass ratio of agent is 0.6:1:0.6:0.4:0.008:0.012.Filler is titanium dioxide.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Comparative example 4
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 25 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 72 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 82 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 90 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.8:0.5:0.6:0.3:0.2:0.3:140:1.5.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.4:0.2:1.8.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.6:1:0.6:0.4:0.3:0.008:0.012.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Comparative example 5
A kind of preparation method of acrylic resin paint, comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two
4,4 '-diisocyanate of cyclohexyl-methane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, so
It at the uniform velocity instills in deionized water afterwards, instilling time control is 55 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 72 DEG C are heated to, keeps the temperature 1 hour, continues to be heated to 82 DEG C, keeps the temperature 3 hours, be cooled to room temperature, obtain modified acroleic acid
Lotion, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and dodecyl is added
Benzene sulfonic acid sodium salt is heated to 90 DEG C, stirring and emulsifying 2 hours, obtains modified diphenyletherformalde-hyde resin, spare；
(3) deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silica is molten
Glue, emulsifier, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
Wherein, in step (1), butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methyl
Acrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane,
Deionized water, initiator mass ratio be 1:0.8:0.5:0.6:0.3:0.2:0.3:140:1.5.Initiator is two isobutyl of azo
Nitrile.
In step (1), the process conditions of stirring are as follows: 900 revs/min.
In step (1), the process conditions of supersonic oscillations are as follows: 200W supersonic oscillations 18 minutes.
In step (2), diphenyletherformalde-hyde resin, sucrose Polyester, neopelex and deionized water mass ratio
For 1:1.4:0.2:1.8.
In step (3), deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler, nanometer titanium dioxide
Silica solution, emulsifier, defoaming agent mass ratio be 0.6:1:0.6:0.4:0.3:0.008:0.012.Filler is titanium dioxide.
Nano silicon dioxide sol is prepared by the following method to obtain: by ethyl alcohol, deionized water, ethyl orthosilicate and
Concentrated ammonia liquor (mass concentration 28%) is stirred evenly according to volume ratio 250:20:55:1.7 mixing, is heated to 63 DEG C and is reacted 5 hours, revolving
Ethyl alcohol is removed, is filtered with 0.22 μm of filter paper, deionized water mixed preparing is added and obtains the nano silica of mass concentration 10%
Colloidal sol.
In step (3), the emulsifier is diglycerol polypropylene glycol ether, and defoaming agent is polysiloxanes.
In step (3), the process conditions of dispersion are sheared are as follows: 11000 revs/min of shearing dispersions.
A kind of acrylic resin paint obtained using above-mentioned preparation method.
Test example
Investigate all technical of the coating of Examples 1 to 5 or comparative example 1~5.Respectively at 3mm thickness aluminium square tube appearance
Surface construction spraying (coating thickness is 100 μm), investigates the technical indicators such as rate of drying, and test forms the adhesion strength of film, and
VOC content is measured according to GB/T23985-2009, the results are shown in Table 1.
The technical indicator of 1. coating of table compares
As shown in Table 1, the coating of Examples 1 to 5 has excellent filming performance and wearability, water resistance to aluminum profile.
Comparative example 1 omits 4,4 '-diisocyanate of dicyclohexyl methyl hydride-, and the non-modified processing of 2 diphenyletherformalde-hyde resin of comparative example is right
Ratio 3 omits nano silicon dioxide sol, instills too fast, 5 step of comparative example (1) after each raw material mixing in 4 step of comparative example (1)
In instilled after the mixing of each raw material slow, the properties of coating are obviously deteriorated.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of preparation method of acrylic resin paint, which is characterized in that comprising steps of
(1) by butyl methacrylate, Isooctyl acrylate monomer, glycidyl methacrylate, methacrylic acid and two hexamethylenes
4,4 '-diisocyanate of methylmethane-, vinyltriethoxysilane, 3- aminopropyl trimethoxysilane are uniformly mixed, then even
Speed instills in deionized water, and instilling time control is 30~50 minutes, stirring, and initiator is added, in nitrogen atmosphere in supersonic oscillations
Under enclosing, 70~75 DEG C are heated to, keeps the temperature 1~2 hour, continues to be heated to 80~85 DEG C, keeps the temperature 2~3 hours, be cooled to room temperature,
Modified acrylic acid emulsion is obtained, it is spare；
(2) diphenyletherformalde-hyde resin and sucrose Polyester are put into reaction kettle together, deionized water and detergent alkylate sulphur is added
Sour sodium is heated to 85~95 DEG C, stirring and emulsifying 1~2 hour, obtains modified diphenyletherformalde-hyde resin, spare；
(3) by deionized water, modified acrylic acid emulsion, modified diphenyletherformalde-hyde resin, filler and nano silicon dioxide sol, cream
Agent, defoaming agent are added in high speed shear separating apparatus, and shearing dispersion obtains a kind of acrylic resin paint.
2. preparation method according to claim 1, which is characterized in that in step (1), butyl methacrylate, acrylic acid
Different monooctyl ester, glycidyl methacrylate, methacrylic acid, dicyclohexyl methyl hydride -4,4 '-diisocyanate, vinyl three
Ethoxysilane, 3- aminopropyl trimethoxysilane, deionized water, initiator mass ratio be 1:0.5~1:0.3~0.6:
0.5~0.8:0.2~0.4:0.1~0.3:0.2~0.4:130~150:1~2.
3. preparation method according to claim 1, which is characterized in that in step (1), the process conditions of stirring are as follows: 800~
1000 revs/min.
4. preparation method according to claim 1, which is characterized in that in step (1), the process conditions of supersonic oscillations
Are as follows: 200W supersonic oscillations 15~20 minutes.
5. preparation method according to claim 1, which is characterized in that in step (2), diphenyletherformalde-hyde resin, sucrose are poly-
The mass ratio of ester, neopelex and deionized water is 1:1.3~1.5:0.2~0.3:1.5~2.
6. preparation method according to claim 1, which is characterized in that in step (3), deionized water, modified propylene yogurt
Liquid, modified diphenyletherformalde-hyde resin, filler, nano silicon dioxide sol, emulsifier, defoaming agent mass ratio be 0.5~0.7:
1:0.5~0.7:0.3~0.5:0.2~0.4:0.005~0.01:0.01~0.015.
7. preparation method according to claim 1, which is characterized in that the nano silicon dioxide sol is by with lower section
What method was prepared: by ethyl alcohol, deionized water, ethyl orthosilicate and concentrated ammonia liquor (mass concentration 28%) according to volume ratio 250:
20:55:1.7 mixing stirs evenly, and is heated to 63 DEG C and reacts 5 hours, and revolving removes ethyl alcohol, is filtered with 0.22 μm of filter paper, addition go from
Sub- water mixed preparing obtains the nano silicon dioxide sol of mass concentration 10%.
8. preparation method according to claim 1, which is characterized in that in step (3), shear the process conditions of dispersion are as follows:
10000~12000 revs/min of shearing dispersions.
9. a kind of acrylic resin paint obtained using preparation method described in any one of claim 1~8.
10. application of the acrylic resin paint described in claim 9 in aluminum profile.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811222820.XA CN109354958A (en) | 2018-10-19 | 2018-10-19 | Acrylic resin paint and preparation and the application in aluminum profile |
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| CN201811222820.XA CN109354958A (en) | 2018-10-19 | 2018-10-19 | Acrylic resin paint and preparation and the application in aluminum profile |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713148A (en) * | 2016-04-28 | 2016-06-29 | 湖北嘉德普安涂料有限公司 | Double-component water-based resin and paint prepared from resin |
| JP2018003005A (en) * | 2016-05-25 | 2018-01-11 | 関西ペイント株式会社 | Ordinary temperature curable weather resistant coating composition |
| CN108410308A (en) * | 2018-04-16 | 2018-08-17 | 张文霞 | A kind of aqueous, environmental protective fireproof coating and its preparation method and application |
-
2018
- 2018-10-19 CN CN201811222820.XA patent/CN109354958A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713148A (en) * | 2016-04-28 | 2016-06-29 | 湖北嘉德普安涂料有限公司 | Double-component water-based resin and paint prepared from resin |
| JP2018003005A (en) * | 2016-05-25 | 2018-01-11 | 関西ペイント株式会社 | Ordinary temperature curable weather resistant coating composition |
| CN108410308A (en) * | 2018-04-16 | 2018-08-17 | 张文霞 | A kind of aqueous, environmental protective fireproof coating and its preparation method and application |
Non-Patent Citations (1)
| Title |
|---|
| 宋启煌: "《精细化工工艺学》", 30 June 1995, 化学工业出版社 * |
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