CN104194684B - A kind of tissue adhesion, resistance to water-white acrylic acid ester emulsion and preparation method thereof - Google Patents
A kind of tissue adhesion, resistance to water-white acrylic acid ester emulsion and preparation method thereof Download PDFInfo
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Abstract
The invention discloses the acrylic acid ester emulsion of a kind of tissue adhesion, resistance to water-white, it is characterized in that: described tissue adhesion, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent and persulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 20-40 part；Butyl acrylate: 0-20 part；Ludox: 10-40 part；Function monomer: 2-10 part；Emulsifying agent: 2-6 part；Persulfate: 1-5 part.The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion both had excellence resistance to blocking, there is again excellent water-whitening resistance.
Description
Technical field
The present invention relates to a kind of acrylic acid ester emulsion and preparation method thereof, specifically a kind of tissue adhesion, resistance to water-white acrylic acid ester emulsion and preparation method thereof.
Background technology
Acrylic emulsion is emulsion conventional in current aqueous paint, particularly especially extensive in the application of aqueous woodware paint varnish.Traditional acrylic acid ester emulsion also exists resistance to blocking and the conflicting phenomenon of water-whitening resistance, its main cause is that acrylic acid ester emulsion is affected by its own molecular structure, it has the characteristic that heat is glutinous cold short, thus acrylic acid ester emulsion there will be tacky situation under the environment that temperature is higher.In order to solve this problem in prior art, it will usually adopt the defect that the mode improving polymer particle case hardness overcomes acrylic acid ester emulsion high temperature tacky.But, along with polymer particle case hardness improves, molecule chain rigidity also strengthens therewith, makes the fragility of paint film increase.Further, since strand rigidity reinforced, under light irradiates, the light resistance of strand is poor, and transport phenomena easily occurs in the group on strand, greatly reduces the water-whitening resistance energy of paint film.Acrylic acid ester emulsion is conflicting performance by resistance to blocking and water-whitening resistance, and the two can not get both.Therefore, how to develop one and both there is excellent resistance to blocking, there is again the acrylic acid ester emulsion of good water-whitening resistance, be one technical barrier of current acrylic acid ester emulsion industry.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of resistance to blocking both with excellence, there is again the acrylic acid ester emulsion of excellent water-whitening resistance.
Another goal of the invention of the present invention is in that to provide the method for the acrylic acid ester emulsion that a kind of technique simply prepares above-mentioned tissue adhesion, resistance to water-white.
The goal of the invention of the present invention is achieved in that the acrylic acid ester emulsion of a kind of tissue adhesion, resistance to water-white, it is characterized in that: described tissue adhesion, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent and persulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 20-40 part；Butyl acrylate: 0-20 part；Ludox: 10-40 part；Function monomer: 2-10 part；Emulsifying agent: 2-6 part；Persulfate: 1-5 part.
The dioxide-containing silica of described Ludox is 20%-40%.
The silicon particle diameter of described Ludox is 20-80 nanometer.
Described function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer.
Described emulsifying agent is dodecyl sodium sulfate.
Described persulfate is the one in Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate or mentioned component mixes in any proportion.
Described preparation method comprises the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 80-90 DEG C, adds the emulsifying agent of persulfate and 10-20% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 75-85 DEG C and continuously stirred, 15-35 minute response time；
E: the mixture obtained in Step d is maintained at 80-85 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 3-5 hour；
F: be warming up to 90-95 DEG C after step e is added dropwise to complete, and be incubated 1-3 hour；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 60-70 DEG C, and be incubated 10-20 minute；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 50-60 DEG C, and be incubated 10-20 minute；
I: the mixture that g step is prepared is cooled to 40-50 DEG C, namely obtains acrylic acid ester emulsion after filtration.
The invention have the advantages that
1, adding Ludox in the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white, the moisture of silicon sol solution is when evaporation, and Ludox micelle, because of activity itself and aggregation generation dehydration condensation, forms network structure.And Ludox micelle infiltrates into when reacting in the macromolecular chain structure of reaction system, make can merge at faster speed between the particle of polymer and particle, can effectively shorten the drying time of film, make film have the tissue adhesion performance of excellence.
2, adding function monomer in the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white, this function monomer adopts N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer (i.e. DAAM/ADH).Owing to having more active group in the strand of N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, there is substantial amounts of cross-linking reaction with methyl methacrylate or butyl acrylate in active group, form cross linking membrane in reaction system.Thus, N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer are greatly improved the crosslink density of acrylic acid ester emulsion reaction system and the bond energy of strand group connection, make emulsion have excellent water-whitening resistance.
3, the tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion adopt autoreaction method of heating to prepare, whole reaction carries out at 40-95 DEG C of temperature, so whole reaction system can carry out under relatively mild environment, it is ensured that the stability of reaction.Whole reaction simultaneously all carries out in reactor, and only need to heat and stir and can prepare, and its manufacturing procedure is very simple, greatly reduces the processing cost of acrylic acid ester emulsion.
Detailed description of the invention
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent and persulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 20-40 part；Butyl acrylate: 0-20 part；Ludox: 10-40 part；Function monomer: 2-10 part；Emulsifying agent: 2-6 part；Persulfate: 1-5 part.Methyl methacrylate and butyl acrylate are added to the water, and carry out polyreaction using persulfate as initiator, and the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The Ludox dioxide-containing silica of the present invention is 20%-40%, and silicon particle diameter is 20-80 nanometer.In whole chemical reaction, Ludox micelle, because of activity itself and aggregation generation dehydration condensation, forms network structure, and colloidal osmotic is to the macromolecular chain structure of reaction system, makes can merge at faster speed between the particle of polymer and particle.
The function monomer of the present invention adopts N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, owing to the strand of N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer having more active group, there is substantial amounts of cross-linking reaction with methyl methacrylate or butyl acrylate in active group, form cross linking membrane in reaction system.
The emulsifying agent of the present invention adopts dodecyl sodium sulfate, and dodecyl sodium sulfate is anion surfactant, has good emulsifying, foaming, infiltration, decontamination and dispersive property.
The sulfate of the present invention adopts the one in Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate or mentioned component to mix in any proportion as initiator.Owing to mentioned component is aqueous persulfate, chemical reaction can give, after completing, the resistance to water that emulsion is excellent.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 80-90 DEG C, adds the emulsifying agent of persulfate and 10-20% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 75-85 DEG C and continuously stirred, 15-35 minute response time；
E: the mixture obtained in Step d is maintained at 80-85 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 3-5 hour；
F: be warming up to 90-95 DEG C after step e is added dropwise to complete, and be incubated 1-3 hour；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 60-70 DEG C, and be incubated 10-20 minute；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 50-60 DEG C, and be incubated 10-20 minute；
I: the mixture that g step is prepared is cooled to 40-50 DEG C, namely obtains acrylic acid ester emulsion after filtration.
The reductant-oxidant added in g step and h step, can adopt the Oxidizing and Reducing Agents that potassium peroxydisulfate, sodium sulfite etc. are conventional to constitute redox system.
Being tested (sample film is fully dried, soaks sample 1-5 hour, see whether paint film bubbles, comes off, fades in 10-50 DEG C of distilled water) by resistance to water-white, the acrylic acid ester emulsion of the present invention is that microvesicle comes off to still, nothing, colour-fast.And by resistance to blocking test, (sample film is fully dried, sample covers reagent paper, sample is positioned under 40-60 DEG C of environment 2-6 hour, then reagent paper is taken off, see sample film whether there is adhesion and take off reagent paper after film whether have come off), the acrylic acid ester emulsion of the present invention is for without adhering to, without coming off.
It is described in detail below in conjunction with a pair each embodiment of table, but does not therefore limit the invention in described scope of embodiments:
Embodiment 1
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, Ludox, function monomer, emulsifying agent and Ammonium persulfate., said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 20 parts；Ludox: 10 parts；Function monomer: 2 parts；Emulsifying agent: 2 parts；Ammonium persulfate.: 1 part.Wherein, in Ludox, dioxide-containing silica is 20%, and the silicon particle diameter of Ludox is 20 nanometers.Function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, and emulsifying agent is dodecyl sodium sulfate.Methyl methacrylate being added to the water, and carries out polyreaction using Ammonium persulfate. as initiator, the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 80 DEG C, adds the emulsifying agent of Ammonium persulfate. and 10% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 75 DEG C and continuously stirred, 15 minutes response time；
E: the mixture obtained in Step d is maintained at 80 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 3 hours；
F: be warming up to 90 DEG C after step e is added dropwise to complete, and be incubated 1 hour；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 60 DEG C, and be incubated 10 minutes；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 50 DEG C, and be incubated 10 minutes；
I: the mixture that g step is prepared is cooled to 40 DEG C, namely obtains acrylic acid ester emulsion after filtration.
After tested, resistance to water-white test (10 DEG C of distilled water, 1 hour) of the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white be microvesicle, without coming off, colour-fast；Resistance to blocking test (40 DEG C, 2 hours) is for without adhesion, without coming off.
Embodiment 2
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent, potassium peroxydisulfate and sodium peroxydisulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 25 parts；Butyl acrylate: 5 parts；Ludox: 18 parts；Function monomer: 4 parts；Emulsifying agent: 3 parts；Potassium peroxydisulfate: 1 part；Sodium peroxydisulfate: 1 part.Wherein, in Ludox, dioxide-containing silica is 25%, and the silicon particle diameter of Ludox is 40 nanometers.Function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, and emulsifying agent is dodecyl sodium sulfate.Methyl methacrylate and butyl acrylate being added to the water, and carries out polyreaction using potassium peroxydisulfate and sodium peroxydisulfate mixture as initiator, the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 83 DEG C, adds the emulsifying agent of potassium peroxydisulfate and sodium peroxydisulfate mixture and 13% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 78 DEG C and continuously stirred, 20 minutes response time；
E: the mixture obtained in Step d is maintained at 82 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 3.5 hours；
F: be warming up to 93 DEG C after step e is added dropwise to complete, and be incubated 1.5 hours；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 63 DEG C, and be incubated 12 minutes；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 52 DEG C, and be incubated 13 minutes；
I: the mixture that g step is prepared is cooled to 43 DEG C, namely obtains acrylic acid ester emulsion after filtration.
After tested, resistance to water-white test (20 DEG C of distilled water, 2 hours) of the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white for still, without coming off, colour-fast；Resistance to blocking test (45 DEG C, 4 hours) is for without adhesion, without coming off.
Embodiment 3
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent, Ammonium persulfate. and sodium peroxydisulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 30 parts；Butyl acrylate: 10 parts；Ludox: 26 parts；Function monomer: 6 parts；Emulsifying agent: 4 parts；Ammonium persulfate.: 1 part；Sodium peroxydisulfate: 2 parts.Wherein, in Ludox, dioxide-containing silica is 30%, and the silicon particle diameter of Ludox is 50 nanometers.Function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, and emulsifying agent is dodecyl sodium sulfate.Methyl methacrylate and butyl acrylate being added to the water, and carries out polyreaction using Ammonium persulfate. and sodium peroxydisulfate mixture as initiator, the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 86 DEG C, adds the emulsifying agent of Ammonium persulfate. and sodium peroxydisulfate mixture and 15% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 80 DEG C and continuously stirred, 25 minutes response time；
E: the mixture obtained in Step d is maintained at 83 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 4 hours；
F: be warming up to 94 DEG C after step e is added dropwise to complete, and be incubated 2 hours；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 65 DEG C, and be incubated 16 minutes；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 55 DEG C, and be incubated 15 minutes；
I: the mixture that g step is prepared is cooled to 45 DEG C, namely obtains acrylic acid ester emulsion after filtration.
After tested, resistance to water-white test (30 DEG C of distilled water, 4 hours) of the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white for still, without coming off, colour-fast；Resistance to blocking test (50 DEG C, 5 hours) is for without adhesion, without coming off.
Embodiment 4
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent, Ammonium persulfate. and potassium peroxydisulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 35 parts；Butyl acrylate: 15 parts；Ludox: 34 parts；Function monomer: 8 parts；Emulsifying agent: 5 parts；Ammonium persulfate.: 2 parts；Potassium peroxydisulfate: 2 parts.Wherein, in Ludox, dioxide-containing silica is 35%, and the silicon particle diameter of Ludox is 65 nanometers.Function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, and emulsifying agent is dodecyl sodium sulfate.Methyl methacrylate and butyl acrylate being added to the water, and carries out polyreaction using Ammonium persulfate. and potassium peroxydisulfate mixture as initiator, the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 88 DEG C, adds the emulsifying agent of Ammonium persulfate. and potassium peroxydisulfate mixture and 18% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 83 DEG C and continuously stirred, 30 minutes response time；
E: the mixture obtained in Step d is maintained at 84 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 4.5 hours；
F: be warming up to 93 DEG C after step e is added dropwise to complete, and be incubated 2.5 hours；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 68 DEG C, and be incubated 18 minutes；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 57 DEG C, and be incubated 18 minutes；
I: the mixture that g step is prepared is cooled to 48 DEG C, namely obtains acrylic acid ester emulsion after filtration.
After tested, resistance to water-white test (40 DEG C of distilled water, 5 hours) of the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white for still, without coming off, colour-fast；Resistance to blocking test (55 DEG C, 6 hours) is for without adhesion, without coming off.
Embodiment 5
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent, Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 40 parts；Butyl acrylate: 20 parts；Ludox: 40 parts；Function monomer: 10 parts；Emulsifying agent: 6 parts；Ammonium persulfate.: 2 parts；Potassium peroxydisulfate: 1 part；Sodium peroxydisulfate: 2 parts.Wherein, in Ludox, dioxide-containing silica is 40%, and the silicon particle diameter of Ludox is 80 nanometers.Function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, and emulsifying agent is dodecyl sodium sulfate.Methyl methacrylate and butyl acrylate being added to the water, and carries out polyreaction using Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate mixture as initiator, the emulsification being aided with emulsifying agent forms acrylic acid ester emulsion.
The tissue adhesion of the present invention, resistance to water-white acrylic acid ester emulsion preparation method comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 90 DEG C, adds the emulsifying agent of Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate mixture and 20% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 85 DEG C and continuously stirred, 35 minutes response time；
E: the mixture obtained in Step d is maintained at 85 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 5 hours；
F: be warming up to 95 DEG C after step e is added dropwise to complete, and be incubated 3 hours；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 70 DEG C, and be incubated 20 minutes；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 60 DEG C, and be incubated 20 minutes；
I: the mixture that g step is prepared is cooled to 50 DEG C, namely obtains acrylic acid ester emulsion after filtration.
After tested, resistance to water-white test (50 DEG C of distilled water, 5 hours) of the acrylic acid ester emulsion of the tissue adhesion of the present invention, resistance to water-white for still, without coming off, colour-fast；Resistance to blocking test (60 DEG C, 6 hours) is for without adhesion, without coming off.
Claims (5)
1. the acrylic acid ester emulsion of a tissue adhesion, resistance to water-white, it is characterized in that: described tissue adhesion, resistance to water-white acrylic acid ester emulsion include water, methyl methacrylate, butyl acrylate, Ludox, function monomer, emulsifying agent and persulfate, said components content by mass fraction calculate be respectively as follows: water: 100 parts；Methyl methacrylate: 20-40 part；Butyl acrylate: 0-20 part；Ludox: 10-40 part；Function monomer: 2-10 part；Emulsifying agent: 2-6 part；Persulfate: 1-5 part, described function monomer is N-[2-(2-methyl-4-oxopentyl) and adipic dihydrazide cross linked polymer, described tissue adhesion, resistance to water-white the preparation method of acrylic acid ester emulsion comprise the following steps:
A: weigh raw material for standby according to said ratio；
B: add water, methyl methacrylate, butyl acrylate, function monomer and Ludox under room temperature state in reactor and be stirred well to uniformly；
C: the mixture of b step is warming up to 80-90 DEG C, adds the emulsifying agent of persulfate and 10-20% proportional quantity and is stirred well to uniformly；
D: the mixture temperature in step c is maintained at 75-85 DEG C and continuously stirred, 15-35 minute response time；
E: the mixture obtained in Step d is maintained at 80-85 DEG C, and drip remaining emulsifying agent, continuously stirred, time for adding is 3-5 hour；
F: be warming up to 90-95 DEG C after step e is added dropwise to complete, and be incubated 1-3 hour；
G: obtain addition reductant-oxidant in mixture in f step, be cooled to 60-70 DEG C, and be incubated 10-20 minute；
H: again add reductant-oxidant in the mixture that g step prepares, be cooled to 50-60 DEG C, and be incubated 10-20 minute；
I: the mixture that h step is prepared is cooled to 40-50 DEG C, namely obtains acrylic acid ester emulsion after filtration.
2. the acrylic acid ester emulsion of tissue adhesion, resistance to water-white according to claim 1, it is characterised in that: the dioxide-containing silica of described Ludox is 20%-40%.
3. the acrylic acid ester emulsion of tissue adhesion, resistance to water-white according to claim 1, it is characterised in that: the silicon particle diameter of described Ludox is 20-80 nanometer.
4. the acrylic acid ester emulsion of tissue adhesion, resistance to water-white according to claim 1, it is characterised in that: described emulsifying agent is dodecyl sodium sulfate.
5. the acrylic acid ester emulsion of tissue adhesion, resistance to water-white according to claim 1, it is characterised in that: described persulfate is the one in Ammonium persulfate., potassium peroxydisulfate and sodium peroxydisulfate or mentioned component mixes in any proportion.
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| CN1685029A (en) * | 2002-09-26 | 2005-10-19 | 舒飞士特钟化工有限公司 | Removable, water-whitening resistant pressure sensitive adhesives |
| CN102649835A (en) * | 2012-04-26 | 2012-08-29 | 华南理工大学 | Organic-inorganic hybrid high-silicon-content acrylic ester emulsion and preparation method thereof |
| CN103045113A (en) * | 2012-08-31 | 2013-04-17 | 江苏创基新材料有限公司 | Preparation method of self-crosslinking IPN (interpenetrating network) organosilicone-acrylate copolymer emulsion pressure-sensitive adhesive |
| CN102924646A (en) * | 2012-12-03 | 2013-02-13 | 陕西科技大学 | Preparation method of waterproof and whiting-resistant silicon-acrylic composite emulsion for interior wall latex coatings |
| CN103626911A (en) * | 2013-10-14 | 2014-03-12 | 杭州师范大学 | Hydrophobic organic and inorganic acrylate polymer emulsion with high silicon content and preparation method and application thereof |
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