CN107936188A - A kind of polyimide modified acrylic acid anti-corrosion lotion and preparation method thereof - Google Patents
A kind of polyimide modified acrylic acid anti-corrosion lotion and preparation method thereof Download PDFInfo
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- CN107936188A CN107936188A CN201711208760.1A CN201711208760A CN107936188A CN 107936188 A CN107936188 A CN 107936188A CN 201711208760 A CN201711208760 A CN 201711208760A CN 107936188 A CN107936188 A CN 107936188A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/04—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonamides, polyesteramides or polyimides
- C08F283/045—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polycarbonamides, polyesteramides or polyimides on to unsaturated polycarbonamides, polyesteramides or polyimides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1003—Preparatory processes
- C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
- C08G73/106—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing silicon
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/12—Unsaturated polyimide precursors
- C08G73/125—Unsaturated polyimide precursors the unsaturated precursors containing atoms other than carbon, hydrogen, oxygen or nitrogen in the main chain
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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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
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- Chemical & Material Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
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- Engineering & Computer Science (AREA)
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- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
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Abstract
The present invention relates to a kind of polyimide modified acrylic acid anti-corrosion lotion and preparation method thereof, and to be modified using the polyimide oligomers containing unsaturated double-bond, in terms of mass parts, formula composition is as follows：15.0~20.0 parts of the POSS base polyimide oligomers solution containing unsaturated double-bond, 6.0~10.0 parts of acrylate hard monomer, 22.0~32.0 parts of acrylate soft monomer, 1.5~3.0 parts of acrylic acid, 1.5~3.0 parts of neutralizer, 0.5~1.5 part of initiator, 0.5~1.0 part of anion emulsifier, 0.5~1.0 part of nonionic emulsifier, 60.0~90.0 parts of deionized water.The acrylic emulsion has the characteristics that high rigidity, high-wearing feature, enhanced water resistance, is with a wide range of applications, and can be widely used for the anti-corrosion of metal.
Description
Technical field
The present invention relates to a kind of polyimide modified acrylic acid anti-corrosion lotion and preparation method thereof, belong to high molecular material skill
Art field.
Technical background
Water-borne acrylic coatings are good, easy with pollution-free, safe and reliable, good mechanical performance, compatibility using water as solvent
It is famous with its durability and chemical resistance in modified the advantages that, in woodcare paint field, anticorrosive paint field, car paint neck
Favored due to its excellent performance be subject to user in domain.
Chinese patent CN201210432553.5 disclose a kind of metallic anti-rust paint containing modified acrylic acid emulsion and its
Preparation method, the parts by weight of its constitutive material are：Modified Water Soluble Phenolic Resin 35-37, polyimide resin 25-30, modification
It is styrene 15-17, silicate 9-11, nonox 1.7-1.9, vinegar 18-20 in poly- caproic acid, chlorinated paraffin 0.3-0.5, poly- to benzene
Dioctyl phthalate butanediol ester 0.5-0.7, poly- 4-methyl-1-pentene 0.9-1.1, antioxidant DSTP1.3-1.8, modified propylene yogurt
Liquid 3-4, urea 1.1-1.4, tetra isopropyl two (dioctyl phosphito acyloxy) titanate esters 1.4-1.6, dimethyl dimercapto second
The different monooctyl ester tin 0.6-0.8 and Polyoxyethylene Ether acrylate 1.3-1.8 of acid.The metal rust preventing paint film adhesive force of the invention is good,
It is fast drying, heat-resist, it is environment friendly and pollution-free, Modified Water Soluble Phenolic Resin, modified phenylethylene and modified third are with the addition of in raw material
Olefin(e) acid lotion, by the modification to water soluble phenol resin, styrene and acrylic emulsion, improves the height in raw material
The excellent performance of molecular material, while the corrosion resistance and heat resistance of product are added, and also the invention preparation method is simple, into
This is low, is adapted to large-scale production.But the invention only physically adds polyimide resin and improves the performance of polyurethane, and gather
The dissolubility of imide resin is smaller, and polyimides is only resin extender, which still suffers from lower hardness, damage resistant
The shortcomings of poor performance.
The content of the invention
The shortcomings that to overcome the prior art and deficiency, the purpose of the present invention aim to provide a kind of polyimide modified acrylic acid
Anti-corrosion lotion and preparation method thereof.
A kind of polyimide modified acrylic acid anti-corrosion lotion, is changed using the polyimide oligomers containing unsaturated double-bond
Property, in parts by mass, its formula composition is：POSS base polyimide oligomers solution 15.0~20.0 containing unsaturated double-bond
Part, 6.0~10.0 parts of acrylate hard monomer, 22.0~32.0 parts of acrylate soft monomer, 1.5~3.0 parts of acrylic acid, neutralize
1.5~3.0 parts of agent, 0.5~1.5 part of initiator, 0.5~1.0 part of anion emulsifier, 0.5~1.0 part of nonionic emulsifier,
60.0~90.0 parts of deionized water.
The structural formula of the POSS base polyimide oligomers containing unsaturated double-bond is as follows：
The preparation method of the POSS base polyimide oligomers solution containing unsaturated double-bond is as follows：
In the case of logical nitrogen, by pyromellitic dianhydride and diamino-phenyl hexaphenyl POSS according to molar ratio 1:1.2~1:
1.4 are added in reactor, then add diluent and are configured to the solution that mass fraction is 30%~40%, stirring at normal temperature reaction
40~70 DEG C are warming up to after 1~2h, 0.5~1.5h of insulation reaction；Then 110~130 DEG C are to slowly warm up to, and adds gross weight
0.05%~0.2% tetrabutyl titanate catalyst, 4~8h of insulation reaction postcoolings are to 40~70 DEG C；Then add unsaturated
Modifying agent, 40~70 DEG C of the reaction was continued 3~6h, is cooled to room temperature, molten up to the POSS base polyimide oligomers containing amino
Liquid；Wherein, the diluent is one or more combinations in methanol, ethanol, propyl alcohol, methyl pyrrolidone；Described
Unsaturated modifying agent is glycidyl methacrylate, one kind in glycidyl acrylate, allyl glycidyl ether
Or a variety of combination.
The acrylate hard monomer is methyl acrylate, methyl methacrylate, ethyl methacrylate, propylene
One or more of combinations in acetoacetic ester；The acrylate soft monomer for butyl acrylate, butyl methacrylate,
Tert-butyl acrylate, n-BMA, Isobutyl methacrylate, isooctyl methacrylate, the methacrylic acid moon
One or more of combinations in cinnamic alcohol ester, lauryl acrylate, octadecyl methacrylate, octadecyl acrylate.
The neutralizer is triethylamine, one or more of combinations in ammonium hydroxide, dimethylethanolamine.
The initiator is sodium peroxydisulfate, the one or more in ammonium persulfate, potassium peroxydisulfate isopropyl benzene hydroperoxide
Combination.
Anionic emulsifier is dodecyl benzene sulfonate, allyloxy fatty alcohol ethylene oxide ether sulfate, acryloyl
One or more of combinations in amido sodium isopropyl xanthate；The nonionic emulsifier is OP-10, phenethyl phenol polyoxy second
One or more of combinations in alkene ether, tween, fatty alcohol polyethenoxy ether class.
A kind of preparation method of polyimide modified acrylic acid anti-corrosion lotion, comprises the following steps：
POSS base polyimide oligomers solution, acrylate hard monomer, acrylate containing unsaturated double-bond is soft
Monomer, acrylic acid, anion emulsifier, nonionic emulsifier, 1/4~1/3 deionized water mix and to carry out high speed dispersion pre-
Emulsification, obtains pre-emulsification monomer；Initiator is dissolved in remaining deionization, is then added in reaction unit, is then stirred
Mix and be heated to 70~90 DEG C, pre-emulsification monomer is slowly added dropwise under heat-retaining condition into reaction unit, time for adding is small for 3~5
When, after being added dropwise insulation the reaction was continued 1~3 it is small when, then add neutralizer, be cooled to room temperature, that is, obtain the polyamides
Imine modified acrylic emulsion.
Relative to the prior art, the present invention has the following advantages or benefit：Using unsaturated double-bond polyimides it is low
Polymers carries out polyurethane chemical modification, and intensity, richness, wearability are improved after the acrylic emulsion forms a film, the painting
Material is directly painted on metal surface, and antiseptic and rustproof effect is good.
Embodiment
A kind of polyimide modified acrylic acid anti-corrosion lotion of the present invention and preparation method thereof is done with reference to embodiment
Further description.It is understood that specific embodiment described herein is used only for explaining related invention, rather than to this
The restriction of invention.
Embodiment 1
A kind of polyimide modified acrylic acid anti-corrosion lotion, is changed using the polyimide oligomers containing unsaturated double-bond
Property, in parts by mass, its formula composition is：15.0 parts of the POSS base polyimide oligomers solution containing unsaturated double-bond, first
10.0 parts of base methyl acrylate, 22.0 parts of n-BMA, 3.0 parts of acrylic acid, 3.0 parts of dimethylethanolamine, over cure
Sour 0.5 part of potassium, 1.0 parts of allyloxy fatty alcohol ethylene oxide ether sulfate, 0.5 part of tween, 90.0 parts of deionized water.
The preparation method of the POSS base polyimide oligomers solution containing unsaturated double-bond described in the present embodiment is such as
Under：
In the case of logical nitrogen, by pyromellitic dianhydride and diamino-phenyl hexaphenyl POSS according to molar ratio 1:1.2 add
Into reactor, then add ethanol and be configured to the solution that mass fraction is 40%, 70 DEG C are warming up to after stirring at normal temperature reaction 1h,
Insulation reaction 0.5h；Then 130 DEG C are to slowly warm up to, and adds the tetrabutyl titanate catalyst of gross weight 0.1%, insulation reaction
4 postcoolings are to 70 DEG C；Then glycidyl acrylate is added, 70 DEG C of the reaction was continued 3h, are cooled to room temperature, contain amino to obtain the final product
POSS base polyimide oligomers solution.
The preparation method of polyimide modified acrylic acid anti-corrosion lotion in the present embodiment, comprises the following steps：
By POSS base polyimide oligomers solution, methyl methacrylate, methacrylic acid containing unsaturated double-bond
N-butyl, acrylic acid, allyloxy fatty alcohol ethylene oxide ether sulfate, tween, 1/4 deionized water are mixed and divide at a high speed
Pre-emulsification is dissipated, obtains pre-emulsification monomer；Potassium peroxydisulfate is dissolved in remaining deionization, is then added in reaction unit,
Then 90 DEG C are stirred and heated to, pre-emulsification monomer is slowly added dropwise under heat-retaining condition into reaction unit, time for adding is small for 3
When, after being added dropwise insulation the reaction was continued 1 it is small when, then add dimethylethanolamine, be cooled to room temperature, that is, obtain described poly-
Imide-modified acrylic emulsion.
Embodiment 2
A kind of polyimide modified acrylic acid anti-corrosion lotion, is changed using the polyimide oligomers containing unsaturated double-bond
Property, in parts by mass, its formula composition is：20.0 parts of the POSS base polyimide oligomers solution containing unsaturated double-bond, third
6.0 parts of e pioic acid methyl ester, 32.0 parts of isooctyl methacrylate, 1.5 parts of acrylic acid, 1.5 parts of triethylamine, 1.5 parts of sodium peroxydisulfate, ten
0.5 part of dialkyl benzene sulfonate, 1.0 parts of fatty alcohol polyoxyethylene ether, 80.0 parts of deionized water.
The preparation method of the POSS base polyimide oligomers solution containing unsaturated double-bond described in the present embodiment is such as
Under：
In the case of logical nitrogen, by pyromellitic dianhydride and diamino-phenyl hexaphenyl POSS according to molar ratio 1:1.4 add
Into reactor, then add propyl alcohol and be configured to the solution that mass fraction is 30%, 40 DEG C are warming up to after stirring at normal temperature reaction 2h,
Insulation reaction 1.5h；Then 110 DEG C are to slowly warm up to, and adds the tetrabutyl titanate catalyst of gross weight 0.2%, insulation reaction
8h postcoolings are to 40 DEG C；Then allyl glycidyl ether is added, 40 DEG C of the reaction was continued 6h, are cooled to room temperature, contain ammonia to obtain the final product
The POSS base polyimide oligomers solution of base.
The preparation method of polyimide modified acrylic acid anti-corrosion lotion in the present embodiment, comprises the following steps：
POSS base polyimide oligomers solution, methyl acrylate, methacrylic acid containing unsaturated double-bond is different pungent
Ester, acrylic acid, dodecyl benzene sulfonate, fatty alcohol polyoxyethylene ether, 1/3 deionized water mix and to carry out high speed dispersion pre-
Emulsification, obtains pre-emulsification monomer；Sodium peroxydisulfate is dissolved in remaining deionization, is then added in reaction unit, then
70 DEG C are stirred and heated to, pre-emulsification monomer is slowly added dropwise under heat-retaining condition into reaction unit, when time for adding is 5 small, drop
After adding insulation the reaction was continued 3 it is small when, then add triethylamine, be cooled to room temperature, that is, obtain described polyimide modified
Acrylic emulsion.
Embodiment 3
A kind of polyimide modified acrylic acid anti-corrosion lotion, is changed using the polyimide oligomers containing unsaturated double-bond
Property, in parts by mass, its formula composition is：16.0 parts of the POSS base polyimide oligomers solution containing unsaturated double-bond, first
7.0 parts of base ethyl acrylate, 25.0 parts of Isobutyl methacrylate, 2.2 parts of acrylic acid, 2.1 parts of dimethylethanolamine, isopropylbenzene
1.1 parts of hydrogen peroxide, 0.8 part of acrylamido sodium isopropyl xanthate, 0.6 part of phenethyl phenol polyethenoxy ether, deionized water
60.0 parts.
The preparation method of the POSS base polyimide oligomers solution containing unsaturated double-bond described in the present embodiment is such as
Under：
In the case of logical nitrogen, by pyromellitic dianhydride and diamino-phenyl hexaphenyl POSS according to molar ratio 1:1.25 add
Into reactor, then add methyl pyrrolidone and be configured to the solution that mass fraction is 36%, after stirring at normal temperature reacts 1.5h
58 DEG C are warming up to, insulation reaction 1h；Then 115 DEG C are to slowly warm up to, and adds the butyl titanate catalysis of gross weight 0.05%
Agent, insulation reaction 6h postcoolings are to 58 DEG C；Then glycidyl methacrylate is added, 58 DEG C of the reaction was continued 4h, are cooled to
Room temperature, up to the POSS base polyimide oligomers solution containing amino.
The preparation method of polyimide modified acrylic acid anti-corrosion lotion in the present embodiment, comprises the following steps：
By POSS base polyimide oligomers solution, ethyl methacrylate, methacrylic acid containing unsaturated double-bond
Isobutyl ester, acrylic acid, acrylamido sodium isopropyl xanthate, phenethyl phenol polyethenoxy ether, the mixing of 1/4 deionized water are gone forward side by side
Row high speed dispersion pre-emulsification, obtains pre-emulsification monomer；Isopropyl benzene hydroperoxide is dissolved in remaining deionization, is then added
Into reaction unit, 80 DEG C are then stirred and heated to, pre-emulsification monomer is slowly added dropwise under heat-retaining condition into reaction unit, is dripped
Between added-time for 4 it is small when, after being added dropwise insulation the reaction was continued 2.5 it is small when, then add dimethylethanolamine, be cooled to room temperature,
Obtain the polyimide modified acrylic emulsion.
By above-described embodiment 1, embodiment 2, embodiment 3, commercially available Flame-retardant acrylic acid lotion, woodenware is sprayed under the same terms
Surface, traditional performance test such as following table：Wherein, adhesive force is surveyed according to the regulation of GB/T1720-1988 using cross-hatching
Examination, hardness measure hardness of paint film according to GB/T6739-2006 colored paints and clear pencil method, and impact resistance is according to GB/T1732-2007
Regulation be detected, water resistance is detected according to the regulation of GB/T1733-93.Test result such as following table：
| Hardness | Adhesive force | Water resistance, 480h | Impact resistance | |
| Embodiment 1 | 1H | 0 grade | Not blistering non-whitening | Paint film is normal |
| Embodiment 2 | 1H | 0 grade | Not blistering non-whitening | Paint film is normal |
| Embodiment 3 | 1H | 0 grade | Not blistering non-whitening | Paint film is normal |
| Commercially available acrylic emulsion | HB | 0 grade | Blistering is turned white | Paint film changes colour |
Claims (10)
1. a kind of polyimide modified acrylic acid anti-corrosion lotion, it is characterised in that use the polyimides containing unsaturated double-bond
Oligomer is modified, and in parts by mass, its formula composition is：POSS base polyimide oligomers solution containing unsaturated double-bond
15.0~20.0 parts, 6.0~10.0 parts of acrylate hard monomer, 22.0~32.0 parts of acrylate soft monomer, acrylic acid 1.5~
3.0 parts, 1.5~3.0 parts of neutralizer, 0.5~1.5 part of initiator, 0.5~1.0 part of anion emulsifier, nonionic emulsifier
0.5~1.0 part, 60.0~90.0 parts of deionized water；
The structural formula of the POSS base polyimide oligomers containing unsaturated double-bond is：
2. a kind of polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that described contains
The preparation method of the POSS base polyimide oligomers solution of unsaturated double-bond is as follows：
In the case of logical nitrogen, by pyromellitic dianhydride and diamino-phenyl hexaphenyl POSS according to molar ratio 1:1.2~1:1.4 plus
Enter into reactor, then add diluent and be configured to the solution that mass fraction is 30%~40%, stirring at normal temperature reacts 1~2h
After be warming up to 40~70 DEG C, 0.5~1.5h of insulation reaction；Then 110~130 DEG C are to slowly warm up to, and adds gross weight
0.05%~0.2% tetrabutyl titanate catalyst, 4~8h of insulation reaction postcoolings are to 40~70 DEG C；Then add unsaturated
Modifying agent, 40~70 DEG C of the reaction was continued 3~6h, is cooled to room temperature, molten up to the POSS base polyimide oligomers containing amino
Liquid.
3. diluent described in is methanol, one or more combinations in ethanol, propyl alcohol, methyl pyrrolidone；It is described not
Saturation modifying agent for glycidyl methacrylate, glycidyl acrylate, one kind in allyl glycidyl ether or
A variety of combinations.
A kind of 4. polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that the propylene
Acid esters hard monomer is methyl acrylate, the one or more in methyl methacrylate, ethyl methacrylate, ethyl acrylate
Combination.
A kind of 5. polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that the propylene
Acid esters soft monomer is butyl acrylate, butyl methacrylate, tert-butyl acrylate, n-BMA, metering system
Sour isobutyl ester, isooctyl methacrylate, lauryl alcohol ester, lauryl acrylate, octadecyl methacrylate, third
One or more of combinations in olefin(e) acid octadecyl ester.
A kind of 6. polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that the neutralization
Agent is triethylamine, one or more of combinations in ammonium hydroxide, dimethylethanolamine.
A kind of 7. polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that the initiation
Agent is sodium peroxydisulfate, one or more of combinations in ammonium persulfate, potassium peroxydisulfate, isopropyl benzene hydroperoxide.
A kind of 8. polyimide modified acrylic acid anti-corrosion lotion according to claim 1, it is characterised in that anionic breast
Agent is dodecyl benzene sulfonate, in allyloxy fatty alcohol ethylene oxide ether sulfate, acrylamido sodium isopropyl xanthate
One or more of combinations；The nonionic emulsifier is OP-10, phenethyl phenol polyethenoxy ether, tween, poly alkyl alcohol
One or more of combinations in ethylene oxide ethers.
It is 9. a kind of such as the preparation method of the polyimide modified acrylic acid anti-corrosion lotion of claim 1-8 any one of them, its spy
Sign is, comprises the following steps：
(1) by POSS base polyimide oligomers solution, acrylate hard monomer, the soft list of acrylate containing unsaturated double-bond
Body, acrylic acid, anion emulsifier, nonionic emulsifier, 1/4~1/3 deionized water mix and carry out the pre- breast of high speed dispersion
Change, obtain pre-emulsification monomer；
(2) initiator is dissolved in remaining deionization, be then added in reaction unit, then it is stirred and heated to 70~
90 DEG C, pre-emulsification monomer is slowly added dropwise under heat-retaining condition into reaction unit, when time for adding is 3~5 small, is protected after being added dropwise
Temperature the reaction was continued 1~3 it is small when, then add neutralizer, be cooled to room temperature, that is, obtain the polyimide modified acrylic acid and prevent
Fermented bean curd liquid.
It is 10. a kind of such as the application process of the polyimide modified acrylic acid anti-corrosion lotion of claim 1-8 any one of them, its spy
Sign is, the polyimide modified acrylic acid anti-corrosion lotion is directly painted on metal surface, makes anti-corrosion of metal antirust.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103923248A (en) * | 2014-04-01 | 2014-07-16 | 中科院广州化学有限公司 | Stable methylacryloyl cage type silsesquioxane emulsion with Pickering effect and preparation thereof |
| CN104312361A (en) * | 2014-09-24 | 2015-01-28 | 徐广苓 | Preparation method of self-crosslinked acrylate anticorrosive coating |
| CN106947030A (en) * | 2017-03-27 | 2017-07-14 | 广东千色花化工有限公司 | POSS base hydridization polyacrylate dispersions and preparation method and application |
| CN107163737A (en) * | 2017-07-07 | 2017-09-15 | 佛山领新信息科技有限公司 | A kind of waterproof and corrosion resistant exterior coating and preparation method thereof |
-
2017
- 2017-11-27 CN CN201711208760.1A patent/CN107936188A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103923248A (en) * | 2014-04-01 | 2014-07-16 | 中科院广州化学有限公司 | Stable methylacryloyl cage type silsesquioxane emulsion with Pickering effect and preparation thereof |
| CN104312361A (en) * | 2014-09-24 | 2015-01-28 | 徐广苓 | Preparation method of self-crosslinked acrylate anticorrosive coating |
| CN106947030A (en) * | 2017-03-27 | 2017-07-14 | 广东千色花化工有限公司 | POSS base hydridization polyacrylate dispersions and preparation method and application |
| CN107163737A (en) * | 2017-07-07 | 2017-09-15 | 佛山领新信息科技有限公司 | A kind of waterproof and corrosion resistant exterior coating and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 张剑桥等: "乙烯基POSS-丙烯酸酯共聚乳液性能研究", 《涂料工业》 * |
| 西鹏主编: "《高技术纤维概论》", 31 March 2012, 中国纺织出版社 * |
| 韦军主编: "《高分子合成工艺学》", 28 February 2011, 华东理工大学出版社 * |
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Application publication date: 20180420 |