CN109627828A - A kind of super hydrophobic coating of environmental protection flame retardant and preparation method thereof - Google Patents
A kind of super hydrophobic coating of environmental protection flame retardant and preparation method thereof Download PDFInfo
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- CN109627828A CN109627828A CN201811603143.6A CN201811603143A CN109627828A CN 109627828 A CN109627828 A CN 109627828A CN 201811603143 A CN201811603143 A CN 201811603143A CN 109627828 A CN109627828 A CN 109627828A
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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
- C09D5/18—Fireproof paints including high temperature resistant 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
- C09D129/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
- C09D5/1675—Polyorganosiloxane-containing compositions
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention belongs to technical field of coatings, and in particular to a kind of preparation method of the super hydrophobic coating of environmental protection flame retardant is made: 20-60 parts of deionized water by weight of following raw material；30-50 parts of organic solvent；0.5-10 parts of fire retardant；2-10 parts of nano-organosilicon alkane；2-20 parts of tackifier；With epoxy group or 0.5-5 parts of unsaturation silane coupling agent；0.01-0.3 parts of catalyst；The fire retardant includes the mixture of the magnesium hydroxide and aluminium hydroxide according to mass ratio 1:1~2.8, and magnesium hydroxide and aluminium hydroxide pass through titanate coupling agent, stearic acid or stearate and is surface-treated.The super hydrophobic coating of environmental protection flame retardant provided by the invention, it may be used on the fields such as fabric, furniture, building materials, hydrophobic structure can play the effect of moisture-proof, waterproof and dustproof, antibacterial, while the flame-retardant composition of environmental protection is added so that the coating have the effect of it is excellent fire-retardant.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of preparation method of the super hydrophobic coating of environmental protection flame retardant.
Background technique
Super hydrophobic coating can be applied to the fields such as fabric, furniture, building materials, the effect with moisture-proof, waterproof and dustproof, antibacterial
Fruit.But usually these fields are all closely bound up with the life of people, once fire occurs, both have anti-flammability there is an urgent need to a kind of
Can, and there is super-hydrophobic coating material, to reduce harm of the fire to people's life and property.But in super hydrophobic coating
Middle increase fire retardant is very difficult, on the one hand, the presence of fire retardant can destroy the nano-micro structure of super hydrophobic material, to drop
Low hydrophobic effect, on the other hand, the fire retardant of traditional halogen system can discharge hypertoxic gas in fire, further threaten the life of people and animals
Life safety.
Summary of the invention
In view of the above technical problems, the present invention provides a kind of environmentally friendly super hydrophobic coating with flame retardant effect, specific skill
Art scheme are as follows:
A kind of super hydrophobic coating of environmental protection flame retardant, is made by weight of following raw material:
20-60 parts of deionized water；
30-50 parts of organic solvent；
0.5-10 parts of fire retardant；
2-10 parts of nano-organosilicon alkane；
2-20 parts of tackifier；
With epoxy group or 0.5-5 parts of unsaturation silane coupling agent；
0.01-0.3 parts of catalyst；
The fire retardant includes the mixture of the magnesium hydroxide and aluminium hydroxide according to mass ratio 1:1~2.8, magnesium hydroxide
Pass through titanate coupling agent, stearic acid or stearate with aluminium hydroxide to be surface-treated；The purity of the aluminium hydroxide >
99.8%, average grain diameter is 0.1~2.9um, and size distribution 0.5~1.5um particle accounting in 50%-85%, it is described
Purity > 99.7% of magnesium hydroxide, average grain diameter is 0.2~4um, and particle accounting of the size distribution in 0.8~2.0um exists
50%~85%.
Further, purity > 99.8% of the aluminium hydroxide, average grain diameter is 0.1~2.9um, and size distribution exists
The particle accounting of 0.5~1.5um is 0.2~4um in 50%-85%, purity > 99.7% of the magnesium hydroxide, average grain diameter,
And size distribution 0.8~2.0um particle accounting 50%~85%.
Wherein, the nano-organosilicon alkane is the silane containing methyl, ethyl or chain alkyl.
The tackifier are one or more of combination: polyvinyl alcohol, polyvinyl butyral, ethene-vinyl acetate
Copolymer, polyurethane, epoxy bisphenol A resins.
Described with epoxy group or unsaturation silane coupling agent is that one or more of combines: γ-(2,3- epoxy
Third oxygen) propyl trimethoxy silicane, vinyltriethoxysilane, vinyltrimethoxysilane, (the beta-methoxy second of vinyl three
Oxygroup) silane.
The organic solvent is selected from one of following components or multiple combinations: methanol, ethyl alcohol, isopropanol, acetone, fourth
Alkane, hexane.
The catalyst is that one or more of combines diformazan stannous, toluenesulfonic acid-Dibutyltin oxide, Pt-N
(C2H5)3, dibutyl tin dilaurate, di-n-butylacetic acid tin, stannous octoate.
The preparation method of the super hydrophobic coating of the environmental protection flame retardant, comprising the following steps:
(1) nano-organosilicon alkane is added in the mixed solution of ionized water and organic solvent, using ultrasonic 30-60min or
Zirconium pearl stirs 4-15 hours；
(2) it is warming up to 45-55 DEG C, sequentially adds tackifier and fire retardant, stirring to dissolution or evenly dispersed；
(3) catalyst is added and has epoxy group or unsaturation silane coupling agent, after reaction 4 hours, is warming up to 85 DEG C,
Super-hydrophobic nano coating solution can be obtained in 24 hours in reaction.
The particle size 5-1000nm of the super hydrophobic coating of the environmental protection flame retardant, solid content 0.1-40%, with a thickness of 1-20 μm,
115~165 ° of water contact angle.
The super hydrophobic coating of environmental protection flame retardant is loaded into the surface of appliance, room by modes such as painting, spraying, dip-coatings
Temperature is lower stand 24 hours it is above or be heated up to 60~100 DEG C, drying 2~4 hours are to obtain the super-hydrophobic coat of environmental protection flame retardant.
The super hydrophobic coating of environmental protection flame retardant provided by the invention may be used on the fields such as fabric, furniture, building materials, hydrophobic knot
Structure can play the effect of moisture-proof, waterproof and dustproof, antibacterial, while the flame-retardant composition of environmental protection is added, so that the coating is with excellent
Fire-retardant effect.
Specific embodiment
It is described in conjunction with the embodiments the specific technical solution of the present invention.
Embodiment 1
80g in the mixed solvent is added in 2g nanometers of methyl dimethoxysilanes, mixed solvent is water: ethyl alcohol=6:4 composition,
Ultrasonic 60min, is warming up to 45-55 DEG C, sequentially adds 5g tackifier polyvinyl alcohol, fire retardant 1g magnesium hydroxide, 1.5g hydroxide
Aluminium, stirring to dissolution or evenly dispersed.0.01g catalyst di-n-butylacetic acid tin, 3g silane coupling agent γ-(2,3- epoxy is added
Third oxygen) propyl trimethoxy silicane, after reaction 4 hours, 85 DEG C are warming up to, reaction 24 hours obtains particle size 50-200nm,
The super hydrophobic coating of 13% environmental protection flame retardant of solid content.
The coating is painted to the board surface with a thickness of 5mm, is heated up to 60 DEG C, is dried 4 hours.
Embodiment 2
80g in the mixed solvent is added in 2g nanometers of tetraethoxysilanes, mixed solvent is water: ethyl alcohol=6:4 composition, ultrasound
60min is warming up to 45-55 DEG C, sequentially adds 5g tackifier polyvinyl alcohol, fire retardant 1g magnesium hydroxide, 2g aluminium hydroxide, stirring
To dissolution or it is evenly dispersed.0.01g diformazan stannous, 3g silane coupling agent vinyl triethoxysilane is added, reacts 4 hours
Afterwards, 85 DEG C are warming up to, reacts 24 hours, obtains particle size 50-200nm, the super hydrophobic coating of 14% environmental protection flame retardant of solid content.
The coating is painted to the board surface with a thickness of 5mm, is heated up to 60 DEG C, is dried 4 hours.
Embodiment 3
80g in the mixed solvent is added in 2g nanometers of trifluoro propyl triethoxysilanes, mixed solvent is water: isopropanol=5:
5 compositions, ultrasonic 60min are warming up to 45-55 DEG C, sequentially add 5g tackifier polyvinyl alcohol, fire retardant 1g magnesium hydroxide, 1g hydrogen
Aluminium oxide, stirring to dissolution or evenly dispersed.0.01g diformazan stannous, 5g silane coupling agent vinyl triethoxysilane is added,
After reaction 4 hours, 85 DEG C are warming up to, is reacted 24 hours, particle size 50-200nm is obtained, 16% environmental protection flame retardant of solid content surpasses
Hydrophobic coating.
The coating is painted to the board surface with a thickness of 5mm, is heated up to 60 DEG C, is dried 4 hours.
Comparative example
The untreated plank with a thickness of 5mm, does not apply any coating.
Using bright ancient cooking vessel SDC-350 contact angle tester test surfaces water contact angle, tested using limit oxygen index (LOI) instrument
Oxygen index (OI) tests flame retardant rating using testing vertical flammability instrument.
1 testing result of table
| Surface contact angle (°) | Limit oxygen index (LOI) | Flame retardant rating | |
| Comparative example | 85 | 21 | B3 |
| Embodiment 1 | 125 | 27.5 | B2 |
| Embodiment 2 | 128 | 27.5 | B2 |
| Embodiment 3 | 163 | 30 | B1 |
As can be seen from Table 1,3 embodiment surface water contact angles are apparently higher than comparative example, can play it is moisture-proof, antifouling,
Fungi-proofing effect, in addition, limit oxygen index is promoted to 27 or more by 21, it is difficult that flame retardant rating is also promoted to B2 or B1 by the inflammable grade of B3
Grade is fired, fire-retardant effect is played.
Claims (8)
1. a kind of super hydrophobic coating of environmental protection flame retardant, which is characterized in that be made by weight of following raw material:
20-60 parts of deionized water；
30-50 parts of organic solvent；
0.5-10 parts of fire retardant；
2-10 parts of nano-organosilicon alkane；
2-20 parts of tackifier；
With epoxy group or 0.5-5 parts of unsaturation silane coupling agent；
0.01-0.3 parts of catalyst；
The fire retardant includes the mixture of the magnesium hydroxide and aluminium hydroxide according to mass ratio 1:1~2.8, magnesium hydroxide and hydrogen
Aluminium oxide passes through titanate coupling agent, stearic acid or stearate and is surface-treated；The purity of the aluminium hydroxide >
99.8%, average grain diameter is 0.1~2.9um, and size distribution 0.5~1.5um particle accounting in 50%-85%, it is described
Purity > 99.7% of magnesium hydroxide, average grain diameter is 0.2~4um, and particle accounting of the size distribution in 0.8~2.0um exists
50%~85%.
2. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that the aluminium hydroxide it is pure
Degree > 99.8%, average grain diameter be 0.1~2.9um, and size distribution 0.5~1.5um particle accounting in 50%-85%, institute
Purity > 99.7% of magnesium hydroxide is stated, average grain diameter is 0.2~4um, and particle accounting of the size distribution in 0.8~2.0um exists
50%~85%.
3. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that the nano-organosilicon alkane
For the silane containing methyl, ethyl or chain alkyl.
4. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that the tackifier are following
One or more combinations: polyvinyl alcohol, polyvinyl butyral, ethylene-vinyl acetate copolymer, polyurethane, epoxy bisphenol-A tree
Rouge.
5. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that described to have epoxy group
Or unsaturation silane coupling agent is one or more of combination: γ-(the third oxygen of 2,3- epoxy) propyl trimethoxy silicane, second
Alkenyl triethoxysilane, vinyltrimethoxysilane, vinyl three (beta-methoxy ethyoxyl) silane.
6. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that the organic solvent is choosing
From one of following components or multiple combinations: methanol, ethyl alcohol, isopropanol, acetone, butane, hexane.
7. a kind of super hydrophobic coating of environmental protection flame retardant according to claim 1, which is characterized in that the catalyst is following
One or more combination diformazan stannous, toluenesulfonic acid-Dibutyltin oxide, Pt-N (C2H5)3, dibutyl tin dilaurate, two fourths
Base tin acetate, stannous octoate.
8. according to claim 1 to a kind of 7 described in any item preparation methods of the super hydrophobic coating of environmental protection flame retardant, feature exists
In, comprising the following steps:
(1) nano-organosilicon alkane is added in the mixed solution of ionized water and organic solvent, using ultrasonic 30-60min or zirconium pearl
Stirring 4-15 hours；
(2) it is warming up to 45-55 DEG C, sequentially adds tackifier and fire retardant, stirring to dissolution or evenly dispersed；
(3) catalyst is added and has epoxy group or unsaturation silane coupling agent, after reaction 4 hours, is warming up to 85 DEG C, reaction
Super-hydrophobic nano coating solution can be obtained within 24 hours.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811603143.6A CN109627828A (en) | 2018-12-26 | 2018-12-26 | A kind of super hydrophobic coating of environmental protection flame retardant and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811603143.6A CN109627828A (en) | 2018-12-26 | 2018-12-26 | A kind of super hydrophobic coating of environmental protection flame retardant and preparation method thereof |
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| CN109627828A true CN109627828A (en) | 2019-04-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110828596A (en) * | 2019-11-18 | 2020-02-21 | 苏州浩纳新材料科技有限公司 | Transparent polyester solar backboard and preparation method thereof |
| CN114350183A (en) * | 2020-10-13 | 2022-04-15 | 江苏建发科技有限公司 | Preparation method of flame retardant for coating surface of environment-friendly plate |
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| CN108264840A (en) * | 2018-01-19 | 2018-07-10 | 北京国电富通科技发展有限责任公司 | A kind of novel antifouling dodges coating and preparation method thereof |
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| CN107418405A (en) * | 2017-04-10 | 2017-12-01 | 杭州青杭新材料科技有限公司 | A kind of aqueous fluorine-containing polyurethane coating and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110828596A (en) * | 2019-11-18 | 2020-02-21 | 苏州浩纳新材料科技有限公司 | Transparent polyester solar backboard and preparation method thereof |
| CN110828596B (en) * | 2019-11-18 | 2022-08-16 | 苏州浩纳新材料科技有限公司 | Transparent polyester solar backboard and preparation method thereof |
| CN114350183A (en) * | 2020-10-13 | 2022-04-15 | 江苏建发科技有限公司 | Preparation method of flame retardant for coating surface of environment-friendly plate |
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Application publication date: 20190416 |