CN111978806A - Scratch-resistant heat-resistant coating and preparation method thereof - Google Patents
Scratch-resistant heat-resistant coating and preparation method thereof Download PDFInfo
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- CN111978806A CN111978806A CN202010953514.4A CN202010953514A CN111978806A CN 111978806 A CN111978806 A CN 111978806A CN 202010953514 A CN202010953514 A CN 202010953514A CN 111978806 A CN111978806 A CN 111978806A
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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
- C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
- B32B27/365—Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/584—Scratch resistance
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2369/00—Characterised by the use of polycarbonates; Derivatives of polycarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- 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
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- 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
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
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- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention provides a scratch-resistant heat-resistant coating which comprises four layers, wherein the first layer is an alloy film, the second layer is a scratch-resistant heat-resistant layer, the third layer is an adhesive layer, and the fourth layer is a clutch film layer. (1) Coating the anti-scraping heat-resistant layer coating on a machine, wherein the base material is an alloy film; (2) then, gluing an adhesive, and attaching a separation film. The scratch-resistant heat-resistant coating disclosed by the invention uses a proper polycarbonate/polyethylene glycol terephthalate alloy coating material, the coating material is uniformly attached to the surface of a film substrate by reasonably adjusting a UV photocuring technology, and the excellent high oxygen resistance, creep resistance, scratch resistance, fingerprint resistance and hydrophobic property are endowed to a product through good compatibility with an adhesive layer, so that the use safety, stability and durability of a final product are ensured.
Description
Technical Field
The invention belongs to the technical field of plastic processing, and particularly relates to a scratch-resistant heat-resistant coating and a preparation method thereof.
Background
The scratch-resistant heat-resistant coating is prepared by taking PET subjected to surface hardening treatment as a base material, adopting a nano multi-element doped oxide with excellent heat-insulating property as a medium, treating the base material by using a unique dispersion technology to prepare ink, and then performing a precise coating process to prepare a functional film capable of being directly adhered.
The nano ceramic particles can absorb near infrared rays and far infrared rays strongly, but have high transmittance for visible light, infrared rays are converted into heat energy, and the heat transfer coefficient of the glass (1) is far greater than that of outdoor air of PET (2), so that the glass is convective, and heat dissipation is facilitated. Therefore, most of the heat absorbing the infrared is diffused to the outdoor, and only a small amount of heat (less than 10 percent) is radiated to the indoor by the far infrared rays, thereby reducing the indoor temperature by 5 to 8 ℃.
As a window film protection product, the scratch-resistant heat-resistant coating also has the advantages of buffering impact, preventing glass from bursting, or preventing glass from being broken and scattered due to careless impact, reducing hidden damage of the glass, ensuring the safety of users, and simultaneously keeping the unique luster of the glass on the screen surface and the softness and texture close to natural blue in the sky and improving the surface hardness.
Disclosure of Invention
The invention aims to provide a scratch-resistant heat-resistant coating and a preparation method thereof, and the scratch-resistant heat-resistant coating has excellent high oxygen resistance and creep resistance, and excellent scratch resistance, fingerprint resistance and hydrophobic property, thereby ensuring the use safety, stability and durability of a target final product.
The scratch-resistant heat-resistant coating is prepared from the following components in parts by weight:
4-7 parts of polyvinyl alcohol, 0.02-0.2 part of hexamethylene diisocyanate, 5-7 parts of water-based acrylic emulsion, 0.05-0.1 part of emulsifier, 0.001-0.005 part of catalyst, 0.003-0.005 part of defoamer, 0.01-0.05 part of flatting agent, 15-20 parts of carbon nanotube, 3-5 parts of nano silicon nitride, 5-10 parts of nano silicon dioxide, 0.5-1 part of tannin and 80-85 parts of deionized water.
The catalyst is p-toluenesulfonic acid.
The defoaming agent is BYK-012.
The emulsifier is TX-10.
The leveling agent is acrylic leveling agent gold agglomerate KEPERSURF-157.
The preparation method of the scratch-resistant heat-resistant layer coating comprises the following steps:
1) mixing the carbon nano tube, the nano silicon nitride and the nano silicon dioxide according to a proportion, and uniformly mixing on a ball mill;
2) putting the mixed powder obtained in the step 1) into a graphite die, and preparing by adopting a hot-pressing sintering process, wherein the hot-pressing sintering temperature is 1000-1200 ℃, the heat preservation time is 1-2 hours, and ultrafine grinding is carried out to obtain nano ceramic powder;
3) mixing and stirring polyvinyl alcohol and deionized water at the stirring speed of 50-100 revolutions per minute, heating to 90-100 ℃, keeping the temperature constant for 1-2 hours, adding aqueous acrylic emulsion, defoaming agent, flatting agent, emulsifier and tannin, cooling to 30-50 ℃, then adding hexamethylene diisocyanate and catalyst, heating to 50-60 ℃, keeping the temperature to react for 2-3 hours, fully stirring, finally adding the nano ceramic powder prepared in the step 2), and uniformly mixing at a high speed at the rotation speed of 500 plus 1000 revolutions per minute.
In the technical scheme, the thickness of the scratch-resistant heat-resistant coating is 50-60 micrometers, wherein the thickness of the alloy film is 10-15 micrometers, the thickness of the scratch-resistant heat-resistant layer is 20-25 micrometers, the thickness of the adhesive layer is 5-10 micrometers, and the thickness of the clutch film layer is 10-15 micrometers.
The invention has the following beneficial effects: the scratch-resistant heat-resistant coating disclosed by the invention uses a proper polycarbonate/polyethylene glycol terephthalate alloy coating material, the coating material is uniformly attached to the surface of a film substrate by reasonably adjusting a UV photocuring technology, and the excellent high oxygen resistance, creep resistance, scratch resistance, fingerprint resistance and hydrophobic property are endowed to a product through good compatibility with an adhesive layer, so that the use safety, stability and durability of a final product are ensured.
Detailed Description
Example 1
The alloy film layer formula comprises:
the composition is prepared from the following components in parts by weight: 100 parts of polycarbonate, 25 parts of polyethylene terephthalate, 0.15 part of ester exchange catalyst sodium methoxide, 10101 parts of antioxidant and 4 parts of titanate coupling agent; 0.5 part of nucleating agent nano silicon dioxide.
The preparation method of the alloy film layer comprises the following steps:
(1) weighing the materials in proportion, putting the materials into a high-speed mixer, uniformly mixing the materials for 8 minutes at a mixing speed of 1200 rpm, and then discharging the materials;
(2) and (3) putting the mixed materials into a double-screw extruder to extrude sheets, then carrying out four-roll calendering at the calendering temperature of 220 ℃, and then carrying out bidirectional stretching within the range of 190 ℃ to obtain the alloy film with the film thickness of 15 microns.
A scratch-resistant heat-resistant layer is prepared;
the composition is prepared from the following components in parts by weight:
5 parts of polyvinyl alcohol, 0.05 part of hexamethylene diisocyanate, 9 parts of water-based acrylic emulsion, 0.07 part of emulsifier, 0.003 part of catalyst, BYK-0120.004 parts of defoaming agent, 0. 1570.03 parts of flatting agent KEPERSURF-15 parts of carbon nano tube, 4 parts of nano silicon nitride, 7 parts of nano silicon dioxide, 0.8 part of tannin and 80 parts of deionized water;
the catalyst is p-toluenesulfonic acid;
the defoaming agent is BYK-012;
the emulsifier is TX-10;
the leveling agent is an acrylic leveling agent.
The preparation method comprises the following steps:
1) mixing the carbon nano tube, the nano silicon nitride and the nano silicon dioxide according to a proportion, and uniformly mixing on a ball mill;
2) putting the mixed powder obtained in the step 1) into a graphite die, preparing by adopting a hot-pressing sintering process, wherein the hot-pressing sintering temperature is 1200 ℃, the heat preservation time is 1 hour, and crushing to obtain nano ceramic powder;
3) mixing and stirring polyvinyl alcohol and deionized water at a stirring speed of 70 revolutions per minute, heating to 95 ℃, keeping the temperature constant for 1 hour, adding the water-based acrylic emulsion, the defoaming agent, the leveling agent, the emulsifier and the tannin, cooling to 30 ℃, then heating to 60 ℃ and reacting for 2 hours at a constant temperature, fully stirring, finally adding the nano ceramic powder prepared in the step 2), and uniformly mixing at a high speed at a rotation speed of 1000 revolutions per minute.
The preparation method of the scratch-resistant heat-resistant coating comprises the following steps:
(1) coating the anti-scraping heat-resistant layer coating on a machine, wherein the base material is an alloy film;
(2) then, gluing dimethyl silicone oil as an adhesive, and attaching a clutch film to obtain the scratch-resistant heat-resistant coating.
The technical performance criteria of example 1 are as follows:
1) peeling force: more than or equal to 2500gf/25 mm;
2) the thickness of the scratch-resistant heat-resistant coating is 55 micrometers, wherein the thickness of the alloy film is 15 micrometers, the thickness of the scratch-resistant heat-resistant layer is 20 micrometers, the thickness of the adhesive layer is 10 micrometers, and the thickness of the clutch film layer is 10 micrometers;
3) hardness: 2H;
4) light transmittance: more than or equal to 98 percent;
5) haze: less than or equal to 0.2;
6) retention force: 24H at 90 ℃;
7) friction resistance: 1kg is reciprocated 500 times;
8) the characteristics are as follows: high oxygen resistance, creep resistance and durable strength.
9) Appearance: no crystal point, no rainbow lines, no scratch and no bubble.
Comparative examples 1 to 2
In the formula of the invention, the nano silicon nitride and the nano silicon dioxide have synergistic effect in the aspect of wear resistance, the nano silicon nitride in the embodiment 1 is changed into 11 parts, the nano silicon dioxide is removed as a comparative example 1, the nano silicon dioxide in the embodiment 1 is changed into 11 parts, the nano silicon nitride is removed as a comparative example 2, the rest is the same as the embodiment 1, and the wear resistance is respectively as follows: 1kg was run 405 times and 1kg 420 times.
Comparative example 3
The only difference from example 1 is that tannin was removed and the haze was changed to 1, and it can be seen that the addition of tannin is beneficial for haze.
Claims (3)
1. The scratch-resistant heat-resistant coating is characterized by being prepared from the following components in parts by weight: 4-7 parts of polyvinyl alcohol, 0.02-0.2 part of hexamethylene diisocyanate, 5-7 parts of water-based acrylic emulsion, 0.05-0.1 part of emulsifier, 0.001-0.005 part of catalyst, 0.003-0.005 part of defoamer, 0.01-0.05 part of flatting agent, 15-20 parts of carbon nanotube, 3-5 parts of nano silicon nitride, 5-10 parts of nano silicon dioxide, 0.5-1 part of tannin and 80-85 parts of deionized water.
2. The scratch-resistant heat-resistant coating as claimed in claim 1, wherein the catalyst is p-toluenesulfonic acid, the defoamer is BYK-012, the emulsifier is TX-10, and the leveling agent is an acrylic leveling agent.
3. The method of preparing the scratch-resistant and heat-resistant coating according to claim 1, characterized by comprising the steps of:
1) mixing the carbon nano tube, the nano silicon nitride and the nano silicon dioxide according to a proportion, and uniformly mixing on a ball mill;
2) putting the mixed powder obtained in the step 1) into a graphite die, and preparing by adopting a hot-pressing sintering process, wherein the hot-pressing sintering temperature is 1000-1200 ℃, the heat preservation time is 1-2 hours, and ultrafine grinding is carried out to obtain nano ceramic powder;
3) mixing and stirring polyvinyl alcohol and deionized water at the stirring speed of 50-100 revolutions per minute, heating to 90-100 ℃, keeping the temperature constant for 1-2 hours, adding aqueous acrylic emulsion, defoaming agent, flatting agent, emulsifier and tannin, cooling to 30-50 ℃, then adding hexamethylene diisocyanate and catalyst, heating to 50-60 ℃, keeping the temperature to react for 2-3 hours, fully stirring, finally adding the nano ceramic powder prepared in the step 2), and uniformly mixing at a high speed at the rotation speed of 500 plus 1000 revolutions per minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010953514.4A CN111978806A (en) | 2020-09-11 | 2020-09-11 | Scratch-resistant heat-resistant coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010953514.4A CN111978806A (en) | 2020-09-11 | 2020-09-11 | Scratch-resistant heat-resistant coating and preparation method thereof |
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| CN111978806A true CN111978806A (en) | 2020-11-24 |
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| CN202010953514.4A Withdrawn CN111978806A (en) | 2020-09-11 | 2020-09-11 | Scratch-resistant heat-resistant coating and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1414037A (en) * | 2002-11-15 | 2003-04-30 | 中国科学院兰州化学物理研究所 | Self-lubricating nano composite material and its preparation method |
| CN106221460A (en) * | 2016-08-18 | 2016-12-14 | 付竹兰 | A kind of write erasing coating on PET film |
| CN107586396A (en) * | 2017-09-11 | 2018-01-16 | 浙江理工大学 | A kind of shielding of film surface is ultraviolet and hinders oxygen coating and preparation method thereof |
| CN109233487A (en) * | 2018-07-18 | 2019-01-18 | 安徽诺辰新型材料有限公司 | High-temperature resistant nano Ceramic Composite coating |
-
2020
- 2020-09-11 CN CN202010953514.4A patent/CN111978806A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1414037A (en) * | 2002-11-15 | 2003-04-30 | 中国科学院兰州化学物理研究所 | Self-lubricating nano composite material and its preparation method |
| CN106221460A (en) * | 2016-08-18 | 2016-12-14 | 付竹兰 | A kind of write erasing coating on PET film |
| CN107586396A (en) * | 2017-09-11 | 2018-01-16 | 浙江理工大学 | A kind of shielding of film surface is ultraviolet and hinders oxygen coating and preparation method thereof |
| CN109233487A (en) * | 2018-07-18 | 2019-01-18 | 安徽诺辰新型材料有限公司 | High-temperature resistant nano Ceramic Composite coating |
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Application publication date: 20201124 |