CN112266644A - Self-cleaning waterproof coating and preparation method thereof - Google Patents
Self-cleaning waterproof coating and preparation method thereof Download PDFInfo
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- CN112266644A CN112266644A CN202011204803.0A CN202011204803A CN112266644A CN 112266644 A CN112266644 A CN 112266644A CN 202011204803 A CN202011204803 A CN 202011204803A CN 112266644 A CN112266644 A CN 112266644A
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- mixture
- cleaning
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- 238000004140 cleaning Methods 0.000 title claims abstract description 46
- 238000000576 coating method Methods 0.000 title claims abstract description 30
- 239000011248 coating agent Substances 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000000203 mixture Substances 0.000 claims description 48
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 30
- 239000000945 filler Substances 0.000 claims description 20
- 239000003999 initiator Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 10
- 239000010445 mica Substances 0.000 claims description 10
- 229910052618 mica group Inorganic materials 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 10
- 229920001709 polysilazane Polymers 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 10
- 230000003449 preventive effect Effects 0.000 claims description 8
- 239000003112 inhibitor Substances 0.000 claims description 7
- GNSFRPWPOGYVLO-UHFFFAOYSA-N 3-hydroxypropyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCCO GNSFRPWPOGYVLO-UHFFFAOYSA-N 0.000 claims description 5
- 244000037364 Cinnamomum aromaticum Species 0.000 claims description 5
- 235000014489 Cinnamomum aromaticum Nutrition 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 5
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 5
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000003760 magnetic stirring Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 3
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000003075 superhydrophobic effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- 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
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1612—Non-macromolecular compounds
- C09D5/1618—Non-macromolecular compounds inorganic
-
- 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
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1637—Macromolecular compounds
-
- 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
- C09D5/1668—Vinyl-type polymers
-
- 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
Abstract
The invention belongs to the technical field of waterproof coatings, and particularly relates to a self-cleaning waterproof coating and a preparation method thereof.
Description
Technical Field
The invention belongs to the technical field of waterproof coatings, and particularly relates to a self-cleaning waterproof coating and a preparation method thereof.
Background
The coating is singly or combined with a matrix reinforcing material, and is brushed or sprayed on the surface of a base layer needing waterproof treatment layer in a layered mode, so that a continuous, seamless and integral coating waterproof layer with a certain thickness can be formed at normal temperature, and the materials meeting the waterproof and seepage-proof requirements of roof, basement, bathroom, outer wall and other parts of a building are called waterproof coating. The self-cleaning coating is a coating which can be used on the surface of a substrate and can play a role of antifouling and easy cleaning (also called self-cleaning and self-cleaning in commerce) by virtue of hydrophobic and hydrophilic physical characteristics of the coating, the super-hydrophobicity refers to wettability that the contact angle between a water drop and a solid surface is more than 150 degrees and the rolling angle is less than 10 degrees, the lotus leaf surface is a typical representation of the super-hydrophobic surface, rainwater can freely roll off when contacting the lotus leaf surface and takes away dust on the lotus leaf surface to realize the self-cleaning function, the hydrophobic surface can arouse great interest in academic circles, and the main reason is that the self-cleaning coating has the properties of wetting resistance, icing resistance, corrosion resistance, drag reduction and the like, so that the self-cleaning coating has wide application prospects in the fields of textile industry, building, military, aviation and the like, and the research of a waterproof self-cleaning coating has.
Disclosure of Invention
In order to solve the problems, the invention provides a self-cleaning waterproof coating and a preparation method thereof.
The self-cleaning waterproof coating is characterized by comprising the following components, by weight, 10-20 parts of an acrylate mixture A, 10-15 parts of an acrylate mixture B, 80-120 parts of water, 30-70 parts of an initiator, 5-10 parts of a nano self-cleaning filler, 5-8 parts of carbon powder, 1-2 parts of a mildew preventive and 5-10 parts of mica powder.
Preferably, the acrylate mixture a is a mixture of n-butyl acrylate and methyl methacrylate.
Preferably, the acrylate mixture B is a mixture of methyl methacrylate and hydroxypropyl methacrylate.
Preferably, the nano self-cleaning filler is a mixture of organosilicon polysilazane, nano aluminum oxide and nano titanium dioxide.
Preferably, the initiator is an aqueous solution of potassium persulfate.
Preferably, the mildew inhibitor is cassia oil.
The preparation method of the self-cleaning waterproof coating is characterized by comprising the following steps:
step one, adding 90-99 parts of absolute ethyl alcohol into 1-1.2 parts of organic silicon polysilazane, uniformly mixing the mixture by magnetic stirring for 10-15min, adding 10-15 parts of nano titanium dioxide and 10-15 parts of nano aluminum oxide, and magnetically stirring for 30min to prepare a nano self-cleaning filler;
and secondly, mixing 10-20 parts of acrylate mixture A, 10-15 parts of acrylate mixture B, 80-120 parts of water, 30-70 parts of initiator, 5-10 parts of nano self-cleaning filler, 5-8 parts of carbon powder, 1-2 parts of mildew preventive and 5-10 parts of mica powder by using a double-planet mixer under the condition of ultrasonic 32000 Hz.
When in use, the coating is coated on a base layer and dried.
The invention has the advantages that the waterproof coating has super-hydrophobicity and self-cleaning capability.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
A self-cleaning waterproof coating comprises, by weight, 10 parts of an acrylate mixture A, 10 parts of an acrylate mixture B, 80 parts of water, 30 parts of an initiator, 5 parts of a nano self-cleaning filler, 5 parts of carbon powder, 12 parts of a mildew inhibitor and 5 parts of mica powder.
Preferably, the acrylate mixture a is a mixture of n-butyl acrylate and methyl methacrylate.
Preferably, the acrylate mixture B is a mixture of methyl methacrylate and hydroxypropyl methacrylate.
Preferably, the nano self-cleaning filler is a mixture of organosilicon polysilazane, nano aluminum oxide and nano titanium dioxide.
Preferably, the initiator is an aqueous solution of potassium persulfate.
Preferably, the mildew inhibitor is cassia oil.
The preparation method of the self-cleaning waterproof coating is characterized by comprising the following steps:
step one, adding 90 parts of absolute ethyl alcohol into 1 part of organic silicon polysilazane, uniformly mixing the mixture by magnetic stirring for 10min, adding 10 parts of nano titanium dioxide and 10 parts of nano aluminum oxide, and performing magnetic stirring for 30min to prepare a nano self-cleaning filler;
and secondly, mixing 10 parts of acrylate mixture A, 10 parts of acrylate mixture B, 80 parts of water, 30 parts of initiator, 5 parts of nano self-cleaning filler, 5 parts of carbon powder, 1 part of mildew preventive and 5 parts of mica powder by using a double-planet mixer under the condition of ultrasonic 32000 Hz.
Example two
A self-cleaning waterproof coating comprises the following components, by weight, 16 parts of an acrylate mixture A, 16 parts of an acrylate mixture B, 100 parts of water, 40 parts of an initiator, 7 parts of a nano self-cleaning filler, 7 parts of carbon powder, 1 part of a mildew inhibitor and 8 parts of mica powder.
Preferably, the acrylate mixture a is a mixture of n-butyl acrylate and methyl methacrylate.
Preferably, the acrylate mixture B is a mixture of methyl methacrylate and hydroxypropyl methacrylate.
Preferably, the nano self-cleaning filler is a mixture of organosilicon polysilazane, nano aluminum oxide and nano titanium dioxide.
Preferably, the initiator is an aqueous solution of potassium persulfate.
Preferably, the mildew inhibitor is cassia oil.
The preparation method of the self-cleaning waterproof coating is characterized by comprising the following steps:
step one, adding 95 parts of absolute ethyl alcohol into 1.1 parts of organic silicon polysilazane, uniformly mixing by magnetic force for 10min, adding 12 parts of nano titanium dioxide and 12 parts of nano aluminum oxide, and magnetically stirring for 30min to prepare a nano self-cleaning filler;
and secondly, mixing 16 parts of an acrylate mixture A, 16 parts of an acrylate mixture B, 100 parts of water, 40 parts of an initiator, 7 parts of a nano self-cleaning filler, 7 parts of carbon powder, 1 part of a mildew preventive and 8 parts of mica powder by using a double-planet mixer under the condition of ultrasonic 32000 Hz.
EXAMPLE III
A self-cleaning waterproof coating comprises, by weight, 20 parts of an acrylate mixture A, 15 parts of an acrylate mixture B, 120 parts of water, 70 parts of an initiator, 10 parts of a nano self-cleaning filler, 8 parts of carbon powder, 2 parts of a mildew preventive and 10 parts of mica powder.
Preferably, the acrylate mixture a is a mixture of n-butyl acrylate and methyl methacrylate.
Preferably, the acrylate mixture B is a mixture of methyl methacrylate and hydroxypropyl methacrylate.
Preferably, the nano self-cleaning filler is a mixture of organosilicon polysilazane, nano aluminum oxide and nano titanium dioxide.
Preferably, the initiator is an aqueous solution of potassium persulfate.
Preferably, the mildew inhibitor is cassia oil.
The preparation method of the self-cleaning waterproof coating is characterized by comprising the following steps:
step one, adding 99 parts of absolute ethyl alcohol into 1.2 parts of organic silicon polysilazane, magnetically stirring for 15min, uniformly mixing, adding 15 parts of nano titanium dioxide and 15 parts of nano aluminum oxide, and magnetically stirring for 30min to prepare a nano self-cleaning filler;
and secondly, mixing 20 parts of an acrylate mixture A, 15 parts of an acrylate mixture B, 120 parts of water, 70 parts of an initiator, 10 parts of a nano self-cleaning filler, 8 parts of carbon powder, 2 parts of a mildew preventive and 10 parts of mica powder by using a double-planet mixer under the condition of ultrasonic 32000 Hz.
The test is carried out according to GB/T9755-2001, the stain resistance is tested according to GB/T9780-2005, and the specific results are shown in the following table 1:
| example one | Example two | EXAMPLE III | |
| Water resistance | No abnormal condition after 100 hours | 120h has no abnormal condition | 105h has no abnormal condition |
| Soil pick-up resistance rating | 0 | 0 | 0 |
Claims (7)
1. The self-cleaning waterproof coating is characterized by comprising the following components, by weight, 10-20 parts of an acrylate mixture A, 10-15 parts of an acrylate mixture B, 80-120 parts of water, 30-70 parts of an initiator, 5-10 parts of a nano self-cleaning filler, 5-8 parts of carbon powder, 1-2 parts of a mildew preventive and 5-10 parts of mica powder.
2. Preferably, the acrylate mixture a is a mixture of n-butyl acrylate and methyl methacrylate.
3. Preferably, the acrylate mixture B is a mixture of methyl methacrylate and hydroxypropyl methacrylate.
4. Preferably, the nano self-cleaning filler is a mixture of organosilicon polysilazane, nano aluminum oxide and nano titanium dioxide.
5. A self-cleaning waterproof coating material according to claim 1, characterized in that the initiator is an aqueous solution of potassium persulfate.
6. The self-cleaning waterproof coating as claimed in claim 1, wherein the mildew inhibitor is cassia oil.
7. The preparation method of the self-cleaning waterproof coating is characterized by comprising the following steps of:
step one, adding 90-99 parts of absolute ethyl alcohol into 1-1.2 parts of organic silicon polysilazane, uniformly mixing the mixture by magnetic stirring for 10-15min, adding 10-15 parts of nano titanium dioxide and 10-15 parts of nano aluminum oxide, and magnetically stirring for 30min to prepare a nano self-cleaning filler;
and secondly, mixing 10-20 parts of acrylate mixture A, 10-15 parts of acrylate mixture B, 80-120 parts of water, 30-70 parts of initiator, 5-10 parts of nano self-cleaning filler, 5-8 parts of carbon powder, 1-2 parts of mildew preventive and 5-10 parts of mica powder by using a double-planet mixer under the condition of ultrasonic 32000 Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204803.0A CN112266644A (en) | 2020-11-02 | 2020-11-02 | Self-cleaning waterproof coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204803.0A CN112266644A (en) | 2020-11-02 | 2020-11-02 | Self-cleaning waterproof coating and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112266644A true CN112266644A (en) | 2021-01-26 |
Family
ID=74344900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011204803.0A Withdrawn CN112266644A (en) | 2020-11-02 | 2020-11-02 | Self-cleaning waterproof coating and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112266644A (en) |
-
2020
- 2020-11-02 CN CN202011204803.0A patent/CN112266644A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210126 |
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| WW01 | Invention patent application withdrawn after publication |