CN107177282A - Organic inorganic hybridization water paint and preparation method thereof - Google Patents
Organic inorganic hybridization water paint and preparation method thereof Download PDFInfo
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- CN107177282A CN107177282A CN201710505187.4A CN201710505187A CN107177282A CN 107177282 A CN107177282 A CN 107177282A CN 201710505187 A CN201710505187 A CN 201710505187A CN 107177282 A CN107177282 A CN 107177282A
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- silane coupler
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- coupler modified
- aqueous epoxy
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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
-
- 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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/14—Polycondensates modified by chemical after-treatment
- C08G59/1433—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds
- C08G59/1477—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- 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
-
- 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
-
- 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
- C08K3/34—Silicon-containing compounds
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to water paint of organic inorganic hybridization and preparation method thereof, aqueous epoxy resins and silane coupler is sequentially added to be reacted between 115 125 DEG C in reaction vessel, it is incubated 23 hours, then part curing agent is added, nertralizer and deionized water, obtain silane coupler modified aqueous epoxy emulsion；Tetraethyl orthosilicate is dissolved in ethanol, regulation pH value is 2, adds silane coupler and deionized water, tetraethyl orthosilicate：Mol ratio=1 of silane coupler:4,78 80 DEG C of reactions are obtained for 6 10 hours, and reaction pumps accessory substance after terminating, and sealing ageing obtains silane coupler modified Nano-meter SiO_22Ludox, by the silane coupler modified Nano-meter SiO_2 of silane coupler modified aqueous epoxy emulsion2Ludox, color stuffing, auxiliary agent and deionized water are mixed to prepare finished product.Beneficial effects of the present invention are：By way of organic inorganic hybridization, with reference to the characteristics of organic coating and inorganic coating, unique coating with heat-resist, weatherability and excellent corrosion resistance is formed.
Description
[technical field]
The present invention relates to water paint, and in particular to water paint of hybrid inorganic-organic and preparation method thereof.
[background technology]
In recent years, due to environmental pollution increasingly aggravate and people for environmental consciousness continuous reinforcement, industrial coating by
Solvent-borne type hydrotropism starts transformation.Water paint compares solvent based coating, non-ignitable, pollution-free using water as decentralized medium, low VOC
Content, belongs to Environmentally friendly coatings.To be hair as the water paint of low VOC emission with continuing to increase for environmental protection pressure
A kind of trend of exhibition.Wherein waterborne epoxy coatings is as important anticorrosive paint, with good corrosion resistance, and adhesive force is good, can be with
Good film forming, but its heat resistance, yellowing resistance, weatherability are poor.Nanosized SiO_2 inorganic coating has heat-resist, and performance is steady
Fixed, anti-corrosive properties are good, while ultraviolet can also be absorbed, but it is more crisp, be difficult independent film forming, organic-nothing is formed by the method for chemistry
The hybridized aqueous coating of machine, both advantages can be played simultaneously, form the coating of unique energy.
[content of the invention]
The purpose of the present invention is by way of hybrid inorganic-organic, coating is had excellent heat-resisting, color inhibition, resistance to
Time, corrosion resistance.
To achieve these goals, a kind of organic-inorganic hybridized aqueous coating is invented, its preparation method comprises the following steps：
A. silane coupler modified aqueous epoxy emulsion is prepared,
Sequentially add 40-55 parts of aqueous epoxy resins and 10-25 parts of silane couplers heat up in reaction vessel, in 115-
Reacted between 125 DEG C, be incubated 2-3 hour, then 20-25 parts of curing agent of addition, 0.7-2 parts of nertralizers and 150-200 parts
Deionized water, obtains silane coupler modified aqueous epoxy emulsion；
B. silane coupler modified Nano-meter SiO_2 is prepared2Ludox,
Tetraethyl orthosilicate is dissolved in ethanol, regulation pH value is 2,
Add silane coupler and deionized water, tetraethyl orthosilicate：Mol ratio=1 of silane coupler:4,78-80 DEG C anti-
Answer 6-10 hours,
Reaction pumps accessory substance after terminating, sealing ageing obtains silane coupler modified Nano-meter SiO_22Ludox,
C. by the silane coupler modified aqueous epoxy emulsion of 35-55 parts by weight, 2-5 parts by weight it is silane coupler modified
Nano-meter SiO_22Ludox, the color stuffing of 35-50 parts by weight, the deionized water of the auxiliary agent of 1.5-2.5 parts by weight and 10-30 parts by weight
It is mixed to prepare finished product.
The above method also has following optimize technique step：
Described color stuffing is one in carbon black, titanium white, iron oxide red, kaolin, rust resisting pigment, talcum powder, barium sulfate
Plant or several quality arbitrarily compare mixture.
Described auxiliary agent is one or more of scalemic thereofs in levelling agent, wetting agent, dispersant, thickener, defoamer.
Described aqueous epoxy resins are at least one of epoxy-amine resin, epoxy-carboxylic acid resin, epoxy-sulfonate resin.
The silane coupler is one kind in KH-550 or KH-560.
The curing agent be normal temperature under fatty amine curing agent, aromatic amine curing agent and its derivative, amino resin curing agents,
Phenolic resin class curing agent.
The nertralizer is one or more in low molecule amine or low molecular acid.
This hair has advantages below and beneficial effect：
(1) there is provided film forming, increase and the adhesive force of base material for silane coupler modified aqueous epoxy emulsion.
(2) there is provided heat resistance, stable chemical and physical properties for silane coupler modified nanosized SiO_2 Ludox.
(3) by way of hybrid inorganic-organic, with reference to the characteristics of organic coating and inorganic coating, formed with heat-resisting
Unique coating of the good, weatherability of property and excellent corrosion resistance.
[embodiment]
For ease of further understanding the present invention, the following example elaborates details particularly, but the implementation of the present invention
Mode not limited to this.
Embodiment 1
1) silane coupler modified aqueous epoxy emulsion
In the reaction bulb equipped with thermometer, agitator and reflux condensing tube, the band amido for sequentially adding formula ratio is aqueous
Heat up, reacted at 120 DEG C after epoxy resin, KH-550, be incubated 2 hours.Then 60 DEG C are cooled to, methyl-etherified trimerization is added
Cyanamide formaldehyde resin, is stirred 30 minutes, with 30 minutes in addition sulfamic acid, is added ionized water dilution, is obtained silane coupler
Modified waterborne epoxy emulsion.
2) silane coupler modified Nano-meter SiO_22Ludox
In equipped with thermometer, agitator reaction bulb, tetraethyl orthosilicate, the ethanol of formula ratio are sequentially added, into system
Silane coupler KH-560 and deionized water are added, 80 DEG C are reacted 8 hours.Reaction pumps accessory substance after terminating, sealing ageing is obtained
To silane coupler modified Nano-meter SiO_22Ludox.
3) organic-inorganic hybridized aqueous formulation for coating material
Silane coupler modified aqueous epoxy emulsion, wetting agent, deionized water are added by formula ratio and stirs 20 minutes, then
Titanium white, kaolin are added under stirring to stir 1 hour, are poured into grinding pot and are ground 2 hours, fineness≤15um, so
Levelling agent, defoamer, silane coupler modified Nano-meter SiO_2 are added afterwards2Ludox is scattered 30 minutes, obtains hybrid inorganic-organic
Water paint.
Embodiment 2
1) silane coupler modified aqueous epoxy emulsion
In the reaction bulb equipped with thermometer, agitator and reflux condensing tube, the band amido for sequentially adding formula ratio is aqueous
Heat up, reacted at 120 DEG C after epoxy resin, KH-550, be incubated 2 hours.Then 60 DEG C are cooled to, butyl ether trimerization is added
Cyanamide formaldehyde resin, is stirred 30 minutes, with 30 minutes in addition acetic acid, is added ionized water dilution, is obtained silane coupler modified
Aqueous epoxy emulsion.
2) organic-inorganic hybridized aqueous formulation for coating material
Silane coupler modified aqueous epoxy emulsion, wetting agent, deionized water are added by formula ratio and stirs 20 minutes, then
Titanium white, kaolin are added under stirring to stir 1 hour, are poured into grinding pot and are ground 2 hours, fineness≤15um, so
Levelling agent, defoamer, silane coupler modified Nano-meter SiO_2 are added afterwards2Ludox is scattered 30 minutes, obtains hybrid inorganic-organic
Water paint.
Embodiment 3
1) blank is not added with silane coupler modified Nano-meter SiO_22The aqueous coating formulation of Ludox
Silane coupler modified aqueous epoxy emulsion, wetting agent, deionized water are added by formula ratio and stirs 20 minutes, then
Titanium white, kaolin are added under stirring to stir 1 hour, are poured into grinding pot and are ground 2 hours, fineness≤15um, then
Add levelling agent, defoamer scattered 30 minutes, obtain not adding silane coupler modified Nano-meter SiO_22The blank water paint of Ludox.
The organic-inorganic hybridized aqueous coating obtained to embodiment 1, embodiment 2 carries out making sheet test and embodiment 3 is carried out
Contrast, sprays paint film 25-30um, and test relevant parameter is shown in Table 1.
The color inhibition contrast of the embodiment 1 of table 1, embodiment 2 and the coating of embodiment 3
(1) value of chromatism (2) for baking 180 DEG C of 1h is added to be tested by TGA
As seen from the data in Table 1, relative to being not added with silane coupler modified Nano-meter SiO_22Ludox, organic and inorganic is miscellaneous
The yellowing resistance of coating is obviously improved after change, and heat resistance is also obviously improved.Weatherability and salt fog resistance, which have, substantially to be changed
Enter.
Highly preferred embodiment of the present invention is the foregoing is only, the limitation present invention is not used in.The technical staff of this neighborhood according to
The announcement of the present invention, all should be within the scope of the present invention for the modification that the present invention makes.
Claims (8)
1. a kind of preparation method of organic-inorganic hybridized aqueous coating, it is characterised in that comprise the following steps：
A. silane coupler modified aqueous epoxy emulsion is prepared,
Sequentially add 40-55 parts of aqueous epoxy resins and 10-25 parts of silane couplers heat up in reaction vessel, in 115-125
Reacted between DEG C, be incubated 2-3 hours, then add 20-25 parts of curing agent, 0.7-2 parts of nertralizers and 150-200 parts are gone
Ionized water, obtains silane coupler modified aqueous epoxy emulsion；
B. silane coupler modified Nano-meter SiO_2 is prepared2Ludox,
Tetraethyl orthosilicate is dissolved in ethanol, regulation pH value is 2,
Add silane coupler and deionized water, tetraethyl orthosilicate：Mol ratio=1 of silane coupler:4,78-80 DEG C of reaction 6-
10 hours,
Reaction pumps accessory substance after terminating, sealing ageing obtains silane coupler modified Nano-meter SiO_22Ludox,
C. the silane coupler modified aqueous epoxy emulsion of 35-55 parts by weight, the silane coupler modified of 2-5 parts by weight are received
Rice SiO2Ludox, the color stuffing of 35-50 parts by weight, the deionized water of the auxiliary agent of 1.5-2.5 parts by weight and 10-30 parts by weight are mixed
Close finished product.
2. preparation method as claimed in claim 1, it is characterised in that described color stuffing is carbon black, titanium white, iron oxide red, height
One or more of quality in ridge soil, rust resisting pigment, talcum powder, barium sulfate arbitrarily compare mixture.
3. preparation method as claimed in claim 1, it is characterised in that described auxiliary agent is levelling agent, wetting agent, dispersant, increasing
Thick dose, one or more of scalemic thereofs in defoamer.
4. preparation method as claimed in claim 1, it is characterised in that described aqueous epoxy resins are epoxy-amine resin, ring
At least one of oxygen-carboxylic acid resin, epoxy-sulfonate resin.
5. preparation method as claimed in claim 1, it is characterised in that the silane coupler is one in KH-550 or KH-560
Kind.
6. preparation method as claimed in claim 1, it is characterised in that the curing agent is fatty amine curing agent, fragrance under normal temperature
Amine hardener and its derivative, amino resin curing agents, phenolic resin class curing agent.
7. preparation method as claimed in claim 1, it is characterised in that the nertralizer is one in low molecule amine or low molecular acid
Plant or several.
8. the organic-inorganic hybridized aqueous coating that one kind is prepared using any preparation method of claim 1 ~ 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505187.4A CN107177282A (en) | 2017-06-28 | 2017-06-28 | Organic inorganic hybridization water paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505187.4A CN107177282A (en) | 2017-06-28 | 2017-06-28 | Organic inorganic hybridization water paint and preparation method thereof |
Publications (1)
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| CN107177282A true CN107177282A (en) | 2017-09-19 |
Family
ID=59846004
Family Applications (1)
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| CN201710505187.4A Pending CN107177282A (en) | 2017-06-28 | 2017-06-28 | Organic inorganic hybridization water paint and preparation method thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192463A (en) * | 2017-12-29 | 2018-06-22 | 广州双桃精细化工有限公司 | A kind of water nano polished film smears and preparation method and application |
| CN108219626A (en) * | 2017-12-29 | 2018-06-29 | 三联泵业股份有限公司 | Pump case environment protecting water-based paint and preparation method thereof |
| CN108821779A (en) * | 2018-05-18 | 2018-11-16 | 陶玲 | A kind of preparation method of super hydrophilic functional membrane |
| CN109233470A (en) * | 2018-08-01 | 2019-01-18 | 武汉格瑞奥科技有限公司 | A kind of aqueous hybrid inorganic-organic anticorrosive paint containing nanometer aluminium silicate composite powder and preparation method thereof and application method |
| CN110204995A (en) * | 2019-06-14 | 2019-09-06 | 绵阳麦思威尔科技有限公司 | Aqueous aluminium alloy coating and preparation method thereof |
| CN112375416A (en) * | 2020-11-12 | 2021-02-19 | 广州文豹纳米复合技术有限公司 | Flame-retardant weather-resistant organic-inorganic composite water-based floor paint and preparation method and application thereof |
| CN112680011A (en) * | 2021-01-14 | 2021-04-20 | 福州大学 | Preparation method of organic-inorganic hybrid anticorrosive paint |
| CN113480914A (en) * | 2021-07-06 | 2021-10-08 | 浙江大学杭州国际科创中心 | Organic-inorganic hybrid three-proofing coating and preparation method thereof |
| CN113881313A (en) * | 2021-10-19 | 2022-01-04 | 暨南大学 | Environment-friendly lubricating wear-resistant water-based epoxy coating and preparation method and application thereof |
| CN114687246A (en) * | 2022-02-17 | 2022-07-01 | 固德电材系统（苏州）股份有限公司 | Epoxy-based silicone resin sizing agent, mica plate and preparation method and application thereof |
| CN115466556A (en) * | 2022-09-29 | 2022-12-13 | 洛阳双瑞防腐工程技术有限公司 | Water-based epoxy heavy-duty anticorrosive paint for petroleum storage tank and preparation method thereof |
| CN116285563A (en) * | 2022-12-27 | 2023-06-23 | 山东华诚高科胶粘剂有限公司 | Silica sol modified waterborne epoxy anticorrosive paint and preparation method thereof |
| CN116694181A (en) * | 2023-05-08 | 2023-09-05 | 金华市通惠工贸有限公司 | Preparation method of high-hardness water-based paint for surface of vacuum cup |
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| CN103319974A (en) * | 2013-06-19 | 2013-09-25 | 江苏科技大学 | Epoxy resin modified silica sol based high-temperature-resistant hydrophobic coating and preparation method thereof |
| CN104231231A (en) * | 2014-09-17 | 2014-12-24 | 张会励 | Preparation method of organic-inorganic hybrid water-based resin |
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Patent Citations (2)
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| CN103319974A (en) * | 2013-06-19 | 2013-09-25 | 江苏科技大学 | Epoxy resin modified silica sol based high-temperature-resistant hydrophobic coating and preparation method thereof |
| CN104231231A (en) * | 2014-09-17 | 2014-12-24 | 张会励 | Preparation method of organic-inorganic hybrid water-based resin |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108192463A (en) * | 2017-12-29 | 2018-06-22 | 广州双桃精细化工有限公司 | A kind of water nano polished film smears and preparation method and application |
| CN108219626A (en) * | 2017-12-29 | 2018-06-29 | 三联泵业股份有限公司 | Pump case environment protecting water-based paint and preparation method thereof |
| CN108821779A (en) * | 2018-05-18 | 2018-11-16 | 陶玲 | A kind of preparation method of super hydrophilic functional membrane |
| CN109233470A (en) * | 2018-08-01 | 2019-01-18 | 武汉格瑞奥科技有限公司 | A kind of aqueous hybrid inorganic-organic anticorrosive paint containing nanometer aluminium silicate composite powder and preparation method thereof and application method |
| CN110204995A (en) * | 2019-06-14 | 2019-09-06 | 绵阳麦思威尔科技有限公司 | Aqueous aluminium alloy coating and preparation method thereof |
| CN112375416A (en) * | 2020-11-12 | 2021-02-19 | 广州文豹纳米复合技术有限公司 | Flame-retardant weather-resistant organic-inorganic composite water-based floor paint and preparation method and application thereof |
| CN112680011A (en) * | 2021-01-14 | 2021-04-20 | 福州大学 | Preparation method of organic-inorganic hybrid anticorrosive paint |
| CN113480914A (en) * | 2021-07-06 | 2021-10-08 | 浙江大学杭州国际科创中心 | Organic-inorganic hybrid three-proofing coating and preparation method thereof |
| CN113881313A (en) * | 2021-10-19 | 2022-01-04 | 暨南大学 | Environment-friendly lubricating wear-resistant water-based epoxy coating and preparation method and application thereof |
| CN114687246A (en) * | 2022-02-17 | 2022-07-01 | 固德电材系统（苏州）股份有限公司 | Epoxy-based silicone resin sizing agent, mica plate and preparation method and application thereof |
| CN115466556A (en) * | 2022-09-29 | 2022-12-13 | 洛阳双瑞防腐工程技术有限公司 | Water-based epoxy heavy-duty anticorrosive paint for petroleum storage tank and preparation method thereof |
| CN116285563A (en) * | 2022-12-27 | 2023-06-23 | 山东华诚高科胶粘剂有限公司 | Silica sol modified waterborne epoxy anticorrosive paint and preparation method thereof |
| CN116694181A (en) * | 2023-05-08 | 2023-09-05 | 金华市通惠工贸有限公司 | Preparation method of high-hardness water-based paint for surface of vacuum cup |
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