CN106280889A - A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint and preparation method thereof - Google Patents
A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint and preparation method thereof Download PDFInfo
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- CN106280889A CN106280889A CN201610721422.7A CN201610721422A CN106280889A CN 106280889 A CN106280889 A CN 106280889A CN 201610721422 A CN201610721422 A CN 201610721422A CN 106280889 A CN106280889 A CN 106280889A
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- butadiene rubber
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- anticorrosive paint
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/69—Polymers of conjugated dienes
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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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- 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
- C09D5/24—Electrically-conducting paints
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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
- C08G2150/00—Compositions for coatings
- C08G2150/90—Compositions for anticorrosive coatings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/14—Gas barrier composition
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint, it is characterized in that, it is prepared from by following raw material: epoxy resin E51, butadiene rubber, toluene, tert-butyl hydroperoxide, vanadyl acetylacetonate, sodium metaperiodate, lithium aluminium hydride, O-phthalic group diisocyanate, neopentyl glycol, polyoxyethylene polyoxy propanol amidogen ether, dodecyl diphenyl oxide disodium sulfonate, dimethylbenzene, n-butyl alcohol, benzoic sulfimide, toluenesulfonic acid, montmorillonite, sodium hexameta phosphate, carboxymethyl cellulose, N, N bis-(2 hydroxypropyl) aniline, chloroform, deionized water is appropriate.The anticorrosive paint that the present invention provides, has the advantages such as resistance to salt water is strong, antiseptic property good, asepsis environment-protecting.
Description
Technical field
The present invention relates to a kind of anticorrosive paint, a kind of anlistatig butadiene rubber modified epoxy anticorrosive paint
And preparation method thereof.
Background technology
Anticorrosive paint kind is more, common are epoxy coating, polyurethane coating, the inorganic broken coating of richness etc..Use
Time need to be simultaneous for different corrosive environments, it is possible to by analyzing according to the suitable anticorrosive paint of different rotten candle environmental selection
Different film forming binder, solvent, filler and auxiliary agents etc. must act on exploitation played in anticorrosive paint and have anticorrosion painting targetedly
Material product.Wherein epoxy resin cured product have that mechanical property is good, chemical stability is good, electrical insulating property good and shrinkage factor is low,
Temperature tolerance is good, easily processes the advantages such as low with price, is used widely in paint field, but deposits crosslink density after hardening
Height, in tridimensional network, fragility is big, impact property is poor and first property difference etc. shortcoming, limit it to a certain extent at some
The application of high-technology field.
Author Gao Wei, in " preparation of nanometer modified epoxy anticorrosive paint and performance evaluation " literary composition, selects nanometer titanium dioxide
Silicon and nano aluminium oxide, as the filler of coating, are selected silane coupler as the modifying agent of nanoparticle, are used chemical modification
Nanoparticle is distributed in epoxy resin by the mode combined with mechanical agitation with ultrasound wave dispersion, prepares a kind of nanometer and changes
Property anti-corrosive paint of epoxy resin.Although this anticorrosive paint anti-wear performance improves, but the adhesive force of coating has
Declined.
Summary of the invention
It is an object of the invention to provide a kind of anlistatig butadiene rubber modified epoxy anticorrosive paint and preparation thereof
Method.
To achieve these goals, present invention employs following technical scheme:
A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint, it is characterised in that it is by the raw material of following weight portion
It is prepared from: epoxy resin E51 200 parts, butadiene rubber 40-50 part, toluene 150-200 part, tert-butyl hydroperoxide 8-10
Part, vanadyl acetylacetonate 2-3 part, sodium metaperiodate 3-4 part, lithium aluminium hydride 8-10 part, O-phthalic group diisocyanate 12-15
Part, neopentyl glycol 5-6 part, polyoxyethylene polyoxy propanol amidogen ether 3-5 part, dodecyl diphenyl oxide disodium sulfonate 3-5 part, dimethylbenzene
150-200 part, n-butyl alcohol 120-150 part, benzoic sulfimide 5-8 part, toluenesulfonic acid 4-6 part, montmorillonite 15-20 part, six
Polymeric sodium metaphosphate. 6-8 part, carboxymethyl cellulose 6-8 part, N, N-bis-(2-hydroxypropyl) aniline 5-6 part, chloroform 20-30 part, deionization
Water is appropriate.
Described anlistatig butadiene rubber modified epoxy anticorrosive paint, it is characterised in that its system of having the following steps
For forming:
(1) butadiene rubber is joined in toluene, stirs 20-30min, add tert-butyl hydroperoxide and vanadyl acetylacetonate,
Liter high-temperature is to 70-80 DEG C, and 10-12h is reacted in stirring；Reduction temperature, to 50-60 DEG C, adds sodium metaperiodate, and 2-3h is reacted in stirring,
Adding lithium aluminium hydride, liter high-temperature is to 140-150 DEG C, and 18-20h is reacted in stirring, obtains polyhydroxylated butadiene rubber；
(2) polyhydroxylated butadiene rubber is equipped with agitator, thermometer reactor in, be warming up to 100-110 DEG C,
Carry out vacuum outgas 20-30min, after vacuum outgas, drop to room temperature, add O-phthalic group diisocyanate, be warming up to 80-90
DEG C, stirring reaction 3-5h, add neopentyl glycol, continue stirring reaction 6-8h, vacuum outgas 20-30min, cooling discharge；
(3) montmorillonite put in mortar pulverize, pour in the deionized water being equivalent to montmorillonite weight portion 12-15 times,
Stirring 30-40min；It is added dropwise over by benzoic sulfimide and toluenesulfonic acid and is equivalent to toluenesulfonic acid weight portion 8-10 times
The solution of deionized water configuration, stirs with Glass rod；Heating in water bath is warming up to 75-85 DEG C, is stirred continuously with Glass rod, directly
To producing without White Flocculus, the white flock precipitate thing obtained is put into filtered on buchner funnel, washs sucking filtration 3-5 time,
Put it into again in thermostatic drier, with 60-70 DEG C of dry 6-8h；
(4) by polyoxyethylene polyoxy propanol amidogen ether and dodecyl diphenyl oxide disodium sulfonate, it is dissolved in dimethylbenzene and n-butyl alcohol composition
Mixed solvent in, after ultrasound wave is uniformly dispersed under room temperature, under stirring, be slowly added to product and the white carbon black of step (3),
After stirring, continue ultrasound wave dispersion 2-3h, add epoxy resin E51, be warming up to 95-105 DEG C, evacuation 30-40min,
It is cooled to 50-60 DEG C, adds the product of step (2), then be warming up to 90-100 DEG C, stirring reaction 5-8h, addition sodium hexameta phosphate,
Carboxymethyl cellulose, again by blender high speed dispersion 30-40min after ultrasound wave dispersion, is slowly added to N, N-bis-(2-hydroxypropyl)
Aniline and the solution of chloroform configuration, continue stirring 2-3h, obtain anticorrosive paint.
Described butadiene rubber is Rare Earth butadiene rubber.
Compared with other anti-corrosive paint of epoxy resin, there is advantages that
The present invention is first under vanadyl acetylacetonate is catalyzed, with the double bond initial ring oxidation of tert-butyl hydroperoxide with butadiene rubber
Reaction, then with sodium metaperiodate catalytic pyrolysis epoxy radicals, prepare polyhydroxylated butadiene rubber；Polyhydroxylated butadiene rubber
In hydroxyl again with O-phthalic group diisocyanate generation polyreaction, then by the way of chemical bond cross-links, join epoxy
In resin network so that butadiene rubber and epoxy resin have the more preferable compatibility, substantially increase anti-corrosive paint of epoxy resin
Rigidity, coating adhesion and thermostability；Select montmorillonite and white carbon black as the filler of coating, then its surface is modified, adopt
Disperse the mode combined with mechanical agitation to be distributed in epoxy resin by filler with chemical modification and ultrasound wave, impart epoxy
The magnetic of resin anti-corrosive paint, enhance the antistatic of anti-corrosive paint of epoxy resin, shock resistance, resisting fatigue, dimensional stability and
Gas barrier property；The anticorrosive paint energy fast setting film forming of the present invention, coating has outstanding adhesive force, resistant abrasion and anticorrosion
The advantage that erosion performance is strong.
Detailed description of the invention
The anlistatig butadiene rubber modified epoxy anticorrosive paint of the present embodiment, it is by the raw material system of following weight portion
For forming: epoxy resin E51 200 parts, butadiene rubber 50 parts, toluene 200 parts, tert-butyl hydroperoxide 10 parts, acetylacetone,2,4-pentanedione oxygen
Vanadium 3 parts, sodium metaperiodate 4 parts, lithium aluminium hydride 10 parts, O-phthalic group diisocyanate 15 parts, neopentyl glycol 6 parts, polyoxyethylene
Polyoxy propanol amidogen ether 5 parts, dodecyl diphenyl oxide disodium sulfonate 5 parts, dimethylbenzene 200 parts, n-butyl alcohol 150 parts, adjacent sulphonyl benzoyl
Imines 8 parts, toluenesulfonic acid 6 parts, montmorillonite 20 parts, sodium hexameta phosphate 8 parts, carboxymethyl cellulose 8 parts, N, N-bis-(2-hydroxypropyl)
Aniline 6 parts, chloroform 30 parts, deionized water are appropriate.
The anlistatig butadiene rubber modified epoxy anticorrosive paint of the present embodiment, it has the following steps and is prepared from:
(1) butadiene rubber is joined in toluene, stir 30min, add tert-butyl hydroperoxide and vanadyl acetylacetonate, raise
Temperature is to 80 DEG C, and 12h is reacted in stirring；Reduction temperature, to 60 DEG C, adds sodium metaperiodate, stirring reaction 3h, adds lithium aluminium hydride, liter
High-temperature is to 150 DEG C, and 20h is reacted in stirring, obtains polyhydroxylated butadiene rubber；
(2) polyhydroxylated butadiene rubber is equipped with agitator, thermometer reactor in, be warming up to 110 DEG C, carry out
Vacuum outgas 30min, drops to room temperature after vacuum outgas, add O-phthalic group diisocyanate, be warming up to 90 DEG C, stirring reaction
5h, adds neopentyl glycol, continues stirring reaction 8h, vacuum outgas 30min, cooling discharge；
(3) montmorillonite is put in mortar pulverize, pour in the deionized water being equivalent to montmorillonite weight portion 15 times, stirring
40min；It is added dropwise over by benzoic sulfimide and toluenesulfonic acid and the deionized water being equivalent to toluenesulfonic acid weight portion 10 times
The solution of configuration, stirs with Glass rod；Heating in water bath is warming up to 85 DEG C, is stirred continuously with Glass rod, until wadding a quilt with cotton without white
Till shape produce are raw, the white flock precipitate thing obtained put into filtered on buchner funnel, washing sucking filtration 5 times, then puts it into perseverance
In temperature exsiccator, with 70 DEG C of dry 8h；
(4) by polyoxyethylene polyoxy propanol amidogen ether and dodecyl diphenyl oxide disodium sulfonate, it is dissolved in dimethylbenzene and n-butyl alcohol composition
Mixed solvent in, after ultrasound wave is uniformly dispersed under room temperature, under stirring, be slowly added to product and the white carbon black of step (3),
After stirring, continue ultrasound wave dispersion 3h, add epoxy resin E51, be warming up to 105 DEG C, evacuation 40min, it is cooled to 60
DEG C, add the product of step (2), then be warming up to 100 DEG C, stirring reaction 8h, add sodium hexameta phosphate, carboxymethyl cellulose, super
Again by blender high speed dispersion 40min after sound wave dispersion, it is slowly added to N, N-bis-(2-hydroxypropyl) aniline and chloroform configuration molten
Liquid, continues stirring 3h, obtains anticorrosive paint.
The salt fog of resistance to standard Neutral performance and corrosion-resistant test: use standard Neutral salt fog machine to do neutral salt spray test.By sample
Product (coated weight: 250mg/dm2) put in salt fog machine and spray at 35 DEG C with saline (concentration is 5%, and pH is 6.5-7.5), observe
Sample changed condition.Test result: sample does not occurs red rust in 1500h.
Claims (3)
1. an anlistatig butadiene rubber modified epoxy anticorrosive paint, it is characterised in that it is former by following weight portion
Material is prepared from: epoxy resin E51 200 parts, butadiene rubber 40-50 part, toluene 150-200 part, tert-butyl hydroperoxide 8-10
Part, vanadyl acetylacetonate 2-3 part, sodium metaperiodate 3-4 part, lithium aluminium hydride 8-10 part, O-phthalic group diisocyanate 12-15
Part, neopentyl glycol 5-6 part, polyoxyethylene polyoxy propanol amidogen ether 3-5 part, dodecyl diphenyl oxide disodium sulfonate 3-5 part, dimethylbenzene
150-200 part, n-butyl alcohol 120-150 part, benzoic sulfimide 5-8 part, toluenesulfonic acid 4-6 part, montmorillonite 15-20 part, six
Polymeric sodium metaphosphate. 6-8 part, carboxymethyl cellulose 6-8 part, N, N-bis-(2-hydroxypropyl) aniline 5-6 part, chloroform 20-30 part, deionization
Water is appropriate.
Anlistatig butadiene rubber modified epoxy anticorrosive paint the most according to claim 1, it is characterised in that it has
Following steps are prepared from:
(1) butadiene rubber is joined in toluene, stirs 20-30min, add tert-butyl hydroperoxide and vanadyl acetylacetonate,
Liter high-temperature is to 70-80 DEG C, and 10-12h is reacted in stirring；Reduction temperature, to 50-60 DEG C, adds sodium metaperiodate, and 2-3h is reacted in stirring,
Adding lithium aluminium hydride, liter high-temperature is to 140-150 DEG C, and 18-20h is reacted in stirring, obtains polyhydroxylated butadiene rubber；
(2) polyhydroxylated butadiene rubber is equipped with agitator, thermometer reactor in, be warming up to 100-110 DEG C,
Carry out vacuum outgas 20-30min, after vacuum outgas, drop to room temperature, add O-phthalic group diisocyanate, be warming up to 80-90
DEG C, stirring reaction 3-5h, add neopentyl glycol, continue stirring reaction 6-8h, vacuum outgas 20-30min, cooling discharge；
(3) montmorillonite put in mortar pulverize, pour in the deionized water being equivalent to montmorillonite weight portion 12-15 times,
Stirring 30-40min；It is added dropwise over by benzoic sulfimide and toluenesulfonic acid and is equivalent to toluenesulfonic acid weight portion 8-10 times
The solution of deionized water configuration, stirs with Glass rod；Heating in water bath is warming up to 75-85 DEG C, is stirred continuously with Glass rod, directly
To producing without White Flocculus, the white flock precipitate thing obtained is put into filtered on buchner funnel, washs sucking filtration 3-5 time,
Put it into again in thermostatic drier, with 60-70 DEG C of dry 6-8h；
(4) by polyoxyethylene polyoxy propanol amidogen ether and dodecyl diphenyl oxide disodium sulfonate, it is dissolved in dimethylbenzene and n-butyl alcohol composition
Mixed solvent in, after ultrasound wave is uniformly dispersed under room temperature, under stirring, be slowly added to product and the white carbon black of step (3),
After stirring, continue ultrasound wave dispersion 2-3h, add epoxy resin E51, be warming up to 95-105 DEG C, evacuation 30-40min,
It is cooled to 50-60 DEG C, adds the product of step (2), then be warming up to 90-100 DEG C, stirring reaction 5-8h, addition sodium hexameta phosphate,
Carboxymethyl cellulose, again by blender high speed dispersion 30-40min after ultrasound wave dispersion, is slowly added to N, N-bis-(2-hydroxypropyl)
Aniline and the solution of chloroform configuration, continue stirring 2-3h, obtain anticorrosive paint.
Anlistatig butadiene rubber modified epoxy anticorrosive paint the most according to claim 1 and 2, it is characterised in that
Described butadiene rubber is Rare Earth butadiene rubber.
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| CN201610721422.7A CN106280889A (en) | 2016-08-25 | 2016-08-25 | A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint and preparation method thereof |
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| CN201610721422.7A CN106280889A (en) | 2016-08-25 | 2016-08-25 | A kind of anlistatig butadiene rubber modified epoxy anticorrosive paint and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104610845A (en) * | 2015-01-28 | 2015-05-13 | 芜湖县双宝建材有限公司 | Modified epoxy resin anticorrosive paint |
| CN105348991A (en) * | 2015-12-03 | 2016-02-24 | 梅庆波 | Preparation method of anti-static corrosion and rust prevention coating |
| CN105601770A (en) * | 2016-02-01 | 2016-05-25 | 浙江大学 | Polyhydroxy polybutadiene liquid rubber and controllable preparation method thereof |
-
2016
- 2016-08-25 CN CN201610721422.7A patent/CN106280889A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104610845A (en) * | 2015-01-28 | 2015-05-13 | 芜湖县双宝建材有限公司 | Modified epoxy resin anticorrosive paint |
| CN105348991A (en) * | 2015-12-03 | 2016-02-24 | 梅庆波 | Preparation method of anti-static corrosion and rust prevention coating |
| CN105601770A (en) * | 2016-02-01 | 2016-05-25 | 浙江大学 | Polyhydroxy polybutadiene liquid rubber and controllable preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 机械工业部科学技术司: "《机械工业胶接密封技术》", 31 August 1984, 机电工程编辑部 * |
| 钱苗根: "《现代表面工程》", 30 September 2012, 上海交通大学出版社 * |
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Application publication date: 20170104 |