CN108659602B - Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof - Google Patents
Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof Download PDFInfo
- Publication number
- CN108659602B CN108659602B CN201810584618.5A CN201810584618A CN108659602B CN 108659602 B CN108659602 B CN 108659602B CN 201810584618 A CN201810584618 A CN 201810584618A CN 108659602 B CN108659602 B CN 108659602B
- Authority
- CN
- China
- Prior art keywords
- titanium dioxide
- nano titanium
- nano
- composite material
- epoxy resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- 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
-
- 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
- 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
- C08K2003/2248—Oxides; Hydroxides of metals of copper
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The nano titanium dioxide composite material microcapsule for self-repairing belongs to the technical field of composite materials, and comprises, by weight, 30-50% of epoxy resin, 8-12% of urea, 12-18% of formaldehyde, 10-20% of nano titanium dioxide, 5-10% of nano cuprous oxide, 5-10% of nano silicon carbide, 1-5% of a dispersing agent, 2-8% of a silane coupling agent and 0.5-1% of an emulsifying agent, wherein the epoxy value of the epoxy resin is E51, the nano titanium dioxide is rutile titanium dioxide, the dispersing agent is polyethylene glycol, the silane coupling agent is gamma-methacryloxypropyl trimethoxysilane, and the emulsifying agent is OP-10. The invention also discloses a preparation process of the nano titanium dioxide composite material microcapsule for self-repairing, and the product is applied to paint or coating, can effectively repair the damaged part after the coating is damaged, and is particularly suitable for metal corrosion prevention.
Description
Technical Field
The invention belongs to the technical field of composite materials, relates to a nano titanium dioxide composite material special for self-repairing, can be applied to a self-repairing material, can enhance the repairing capability of microcracks on the surface of the repairing material, increases the wear resistance of a repaired part of the material, achieves the aim of enhancing the repairing capability, and belongs to the field of nano functional materials.
Background
Generally, in the field of metal corrosion prevention of aerospace, high-rise buildings, ships and naval vessels and the like, because the limitation of the environment has great difficulty in the maintenance of materials, when the stability of the materials is required to be ensured, the self-repairing coating can be adopted to replace the conventional coating, when the materials are damaged and collided in a bearing range, the repairing liquid can be released inside the self-repairing coating to repair the surface of the materials, the further corrosion damage caused when the surface of the materials is damaged is avoided, and the stability of the performance of the materials is ensured.
The surface of the metal material is coated with a layer of paint to form a layer of protective film, which can prevent the material from being corroded and damaged, and prolong the service life of various materials. Paints or coatings are widely used as external protection for various metal products. However, the common paint or coating has no self-repairing function, if the self-repairing microcapsule is added into the common paint or coating, when the surface of the material is damaged, the self-repairing material can be released, the damaged part is repaired, and the coating has the self-repairing capability. However, the self-repairing microcapsule materials developed at present are only subjected to adhesive repair at the repaired position, and compared with surrounding materials, the self-repairing microcapsule materials have the advantages that the strength and the tolerance are reduced to some extent, the self-repairing microcapsule materials become stress concentration points, and secondary damage is easy to occur. According to the invention, the nano titanium dioxide and other nano materials are added into the self-repairing microcapsule for compounding, so that the surface effect and the high activity of the nano composite material are utilized, the damaged part of the material can be synergistically accelerated to repair, the binding force between the materials is improved, the material is repaired at the damaged part of the material, the nano titanium dioxide can be used for reinforcement, the repairing capability of a coating can be effectively improved, and the service life of the material is prolonged. However, the current research only wraps the nano titanium dioxide or wraps the repair resin, and the nano titanium dioxide composite material and the epoxy resin are wrapped at the same time, and no people carry out related experiments. Therefore, the development of the self-repairing nano titanium dioxide composite material microcapsule has important significance.
Disclosure of Invention
The invention provides a nano titanium dioxide composite material microcapsule for self-repairing and a preparation process thereof for solving the problems. According to the scheme, the special nano titanium dioxide composite material for the self-repairing microcapsules is added into the self-repairing microcapsules, and the nano composite material has the surface effect and high activity, so that the diffusion speed of the repair material at the damaged part is increased, the binding force between materials is improved, the material is not only repaired at the damaged part of the material, but also reinforced, the repair capability of the coating is effectively enhanced, and the service life of the material is prolonged.
The technical scheme adopted by the invention for realizing the purpose is as follows:
the nano titanium dioxide composite material microcapsule for self-repairing comprises, by mass, 30-55% of epoxy resin, 8-12% of urea, 12-18% of formaldehyde, 10-20% of nano titanium dioxide, 5-10% of nano cuprous oxide, 5-10% of nano silicon carbide, 1-5% of a dispersing agent, 2-8% of a silane coupling agent and 0.5-1% of an emulsifier, wherein the epoxy value of the epoxy resin is E51, the nano titanium dioxide is rutile titanium dioxide, the dispersing agent is polyethylene glycol, the silane coupling agent is gamma-methacryloxypropyl trimethoxysilane, and the emulsifier is OP-10.
The preparation process of the nano titanium dioxide composite material microcapsule for self-repairing comprises the following steps:
A. weighing each substance according to the mass percentage of each substance according to claim 1;
B. adding the weighed nano titanium dioxide, nano silicon carbide, nano cuprous oxide and polyethylene glycol into deionized water to prepare (0.65-0.75) mol.L-1Dispersing the suspension for 30-40min by ultrasonic to obtain dispersion;
C. adjusting the pH of the dispersion liquid obtained in the step B to 4-6, adding the weighed silane coupling agent, and reacting at the temperature of 75-85 ℃ for 5-7h, wherein the pH of the dispersion liquid obtained in the step B is adjusted to 4-6 by using 5% acetic acid;
D. after the reaction is finished, filtering the product, washing the product with deionized water for three times, then drying the product in vacuum at 90-100 ℃ for 24-28 h, and grinding and crushing the product to prepare the nano titanium dioxide composite material;
E. adding the weighed epoxy resin into a container, adding the nano titanium dioxide composite material prepared by the step D, and stirring for 1-3 hours at the constant temperature of 40-45 ℃ to prepare a mixture of the nano titanium dioxide composite material and the epoxy resin;
F. adding weighed urea and formaldehyde into a container, stirring at a constant temperature of 75-85 ℃ for 30-40min, adjusting the pH value to 8-9, reacting for 1-2h to obtain a prepolymer of urea and formaldehyde, wherein the pH value is adjusted to 8-9, and 1.0 mol.L.is dropwise added-1Controlling a sodium hydroxide solution;
G. and E, adding deionized water into the mixture of the nano titanium dioxide composite material and the epoxy resin in the step E, wherein the mass ratio of the added deionized water to the epoxy resin is (2-3): 1, adding a weighed emulsifier OP-10 to prepare a water emulsion, adding the prepolymer in the F into the water emulsion, adjusting the pH value of the solution to 2-3, and then respectively and sequentially curing at 30 ℃ for 20min at constant temperature, at 40 ℃ for 20min at constant temperature and at 60 ℃ for 30min to prepare microcapsules;
H. the prepared microcapsule is filtered, washed and dried for 24-30h at the temperature of 75-85 ℃, thus obtaining the product of the invention.
The invention has the beneficial effects that:
(1) the nano titanium dioxide composite material microcapsule is applied to paint or coating, and after the coating is damaged, the repair liquid can be orderly cured, so that the curing uniformity of the material at a fracture part is enhanced, the toughness of the material is improved, the occurrence of stress gathering points is reduced, the material can be effectively prevented from being further damaged, and the generation of the stress gathering points is prevented.
(2) The nano-titanium dioxide and nano-cuprous oxide and nano-silicon carbide composite microcapsule material has a synergistic repairing effect, and has the advantages of improving the strength and corrosion resistance of a material at a repairing position.
(3) The nano titanium dioxide composite material has smaller particle size and higher activity, and can be rapidly dispersed when a coating is damaged, and can be rapidly dispersed at the fracture part of the material and rapidly combined with the damaged material, so that the damaged material can be rapidly repaired and connected together.
(4) The self-repairing nano titanium dioxide composite material microcapsule has stable performance and stronger self-repairing performance, and is particularly applied to metal corrosion prevention.
Detailed Description
The present invention will be further described with reference to the following examples. The self-repairing paint used in the specific examples and the comparative examples of the invention is polyurethane paint (single-component curing paint), is qualified according to the test of ISO17872:2007Ed.1, and is used as a carrier of a self-repairing material.
Example 1
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 52% of epoxy resin, 9% of urea, 14% of formaldehyde, 10% of nano titanium dioxide, 5% of nano cuprous oxide, 5% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Example 2
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 47% of epoxy resin, 9% of urea, 14% of formaldehyde, 15% of nano titanium dioxide, 5% of nano cuprous oxide, 5% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Example 3
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 42% of epoxy resin, 9% of urea, 14% of formaldehyde, 20% of nano titanium dioxide, 5% of nano cuprous oxide, 5% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Example 4
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 46% of epoxy resin, 9% of urea, 14% of formaldehyde, 10% of nano titanium dioxide, 8% of nano cuprous oxide, 8% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Example 5
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 42% of epoxy resin, 9% of urea, 14% of formaldehyde, 10% of nano titanium dioxide, 10% of nano cuprous oxide, 10% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Comparative example 1
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. Wherein the nanometer titanium dioxide microcapsule comprises the following components in percentage by mass: 76% of epoxy resin, 9% of urea, 14% of formaldehyde and 1% of dispersing agent.
Comparative example 2
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 42% of epoxy resin, 9% of urea, 14% of formaldehyde, 25% of nano titanium dioxide, 5% of nano silicon carbide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Comparative example 3
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 42% of epoxy resin, 9% of urea, 14% of formaldehyde, 25% of nano titanium dioxide, 5% of nano cuprous oxide, 1% of dispersing agent, 3.5% of silane coupling agent and 0.5% of emulsifying agent.
Comparative example 4
Mixing 10 parts of nano titanium dioxide composite material microcapsule, 87 parts of polyurethane paint and 3 parts of latent curing agent Phthalic Anhydride (PA) uniformly, and coating the mixture on tinplate for curing. The nanometer titanium dioxide composite material microcapsule comprises the following components in percentage by mass: 42 percent of epoxy resin, 9 percent of urea, 14 percent of formaldehyde, 30 percent of nano titanium dioxide, 1 percent of dispersant, 3.5 percent of silane coupling agent and 0.5 percent of emulsifier.
The self-repairing paints of the above examples and comparative examples were coated on a tinplate of 6cm × 8cm × 0.3cm in thickness of 0.2mm, two scratches of the exposed metal are scribed on the surface of the microcapsule along the diagonal line, the microcapsule is stood for 48 hours at room temperature to release the repairing agent for self-repairing scratches, then immersing the glass into 4% saline water, corroding for 10 days, taking out, observing the corrosion condition of the scratches on the diagonal line of the surface, wherein the total length of the two scratches is 20cm, and the corrosion length is defined as L, when the scratch line is completely rustless, namely L is 0cm, the rust grade is defined as 0, the rust length is 0< L is less than or equal to 5.0cm, the rust grade is defined as 1, the rust length is 5.0cm < L is less than or equal to 10.0cm, the rust grade is defined as 2, the rust length is 10.0cm < L is less than or equal to 15.0cm, the rust grade is defined as 3, the rust length is 15.0cm < L is less than or equal to 20.0cm, and the rust grade is defined as 4. The test results are shown in table 1.
TABLE 1 self-healing Material Performance test results
As can be seen from the test results in Table 1, the examples 1 to 3 show that the repair efficiency of the material is high with the increase of the content of the nano titanium dioxide, the occurrence of scratches and corrosion is gradually reduced, and the nano titanium dioxide has a certain repair effect; through the tests of the examples 1, 4 and 5, the nano titanium dioxide is constant, the using amounts of other two nano composite materials are increased, the repairing effect is good, the occurrence of corrosion is less, the nano composite materials can better increase the repairing capability of the materials, but the scratch repairing effect is improved along with the increase of the adding amounts of the other two nano composite materials; it can be seen from the examples and comparative examples that although the nano titanium dioxide material has a certain self-repairing capability, the effect of the three composite materials is far from being achieved by using the nano titanium dioxide material alone or by using one of the nano titanium dioxide material and the nano titanium dioxide material in combination, which fully shows that the three materials have a synergistic repairing effect and a good repairing effect. When the addition amount of the three composite nano materials reaches 30%, the repairing effect is optimal, and scratches are not rusted.
Claims (1)
1. The preparation process of the nano titanium dioxide composite microcapsule for self-repairing comprises, by mass, 30-55% of epoxy resin, 8-12% of urea, 12-18% of formaldehyde, 10-20% of nano titanium dioxide, 5-10% of nano cuprous oxide, 5-10% of nano silicon carbide, 1-5% of a dispersing agent, 2-8% of a silane coupling agent and 0.5-1% of an emulsifier, wherein the epoxy value of the epoxy resin is E51, the nano titanium dioxide is rutile titanium dioxide, the dispersing agent is polyethylene glycol, the silane coupling agent is gamma-methacryloxypropyl trimethoxysilane, and the emulsifier is OP-10;
it is characterized by comprising the following steps:
A. weighing each substance according to the mass percentage of each substance;
B. adding the weighed nano titanium dioxide, nano silicon carbide, nano cuprous oxide and polyethylene glycol into deionized water to prepare a suspension of 0.65-0.75 mol.L < -1 >, and ultrasonically dispersing for 30-40min to obtain a dispersion liquid;
C. adjusting the pH value of the dispersion liquid obtained in the step B to 4-6, adding the weighed silane coupling agent, and reacting for 5-7h at the temperature of 75-85 ℃;
D. after the reaction is finished, filtering the product, washing the product with deionized water for three times, then drying the product in vacuum for 24 to 28 hours at the temperature of between 90 and 100 ℃, and then grinding and crushing the product to prepare the nano titanium dioxide composite material;
E. adding the weighed epoxy resin into a container, adding the nano titanium dioxide composite material prepared by the step D, and stirring for 1-3 hours at a constant temperature of 40-45 ℃ to prepare a mixture of the nano titanium dioxide composite material and the epoxy resin;
F. adding the weighed urea and formaldehyde into a container, stirring at the constant temperature of 75-85 ℃ for 30-40min, adjusting the pH value to 8-9, and reacting for 1-2h to obtain a prepolymer of urea and formaldehyde;
G. and E, adding deionized water into the mixture of the nano titanium dioxide composite material and the epoxy resin in the step E, wherein the mass ratio of the added deionized water to the epoxy resin is 2-3: 1, adding a weighed emulsifier OP-10 to prepare a water emulsion, adding the prepolymer in the F into the water emulsion, adjusting the pH value of the solution to 2-3, and then respectively and sequentially curing at 30 ℃ for 20min at constant temperature, at 40 ℃ for 20min at constant temperature and at 60 ℃ for 30min to prepare microcapsules;
H. filtering and washing the prepared microcapsule, and drying at 75-85 ℃ for 24-30h to obtain the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584618.5A CN108659602B (en) | 2018-06-08 | 2018-06-08 | Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810584618.5A CN108659602B (en) | 2018-06-08 | 2018-06-08 | Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108659602A CN108659602A (en) | 2018-10-16 |
| CN108659602B true CN108659602B (en) | 2021-01-22 |
Family
ID=63775478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810584618.5A Active CN108659602B (en) | 2018-06-08 | 2018-06-08 | Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108659602B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449094B (en) * | 2019-08-26 | 2021-09-17 | 青岛理工大学 | Preparation method of self-repairing microcapsule and application of self-repairing microcapsule in super-hydrophobic coating |
| CN115011206A (en) * | 2022-07-18 | 2022-09-06 | 常州光辉化工有限公司 | Carbon nano tube self-repairing coating and preparation method and application thereof |
| CN115895195A (en) * | 2022-08-10 | 2023-04-04 | 重庆大学 | Mechanical crack damage self-repairing epoxy resin composite insulating material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167885A (en) * | 2011-03-09 | 2011-08-31 | 东南大学 | High-intensity urea-formaldehyde resin microcapsule and preparation method thereof |
| CN103316617A (en) * | 2013-06-20 | 2013-09-25 | 广东药学院 | Preparation method of surface-modified self-healing type microcapsule |
| CN105820713A (en) * | 2016-05-03 | 2016-08-03 | 沈阳建筑大学 | Self-repairing coating for marine ships and preparation method thereof |
-
2018
- 2018-06-08 CN CN201810584618.5A patent/CN108659602B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167885A (en) * | 2011-03-09 | 2011-08-31 | 东南大学 | High-intensity urea-formaldehyde resin microcapsule and preparation method thereof |
| CN103316617A (en) * | 2013-06-20 | 2013-09-25 | 广东药学院 | Preparation method of surface-modified self-healing type microcapsule |
| CN105820713A (en) * | 2016-05-03 | 2016-08-03 | 沈阳建筑大学 | Self-repairing coating for marine ships and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108659602A (en) | 2018-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108659602B (en) | Nano titanium dioxide composite material microcapsule for self-repairing and preparation process thereof | |
| CN111013987A (en) | Steel structure anticorrosion construction process | |
| CN108659589B (en) | Water-based inorganic high-temperature-resistant anticorrosive paint for rust removal on rusty surface and preparation method thereof | |
| CN106336780A (en) | Anti-corrosion heat insulation coating and preparation method thereof | |
| CN109385165B (en) | High-hardness wear-resistant water-based baking paint and preparation method thereof | |
| CN115044278A (en) | Temperature-resistant anticorrosive repairing agent | |
| CN108559358B (en) | Solvent-free graphene-glass flake anticorrosive paint and preparation method thereof | |
| CN103183991A (en) | Antirust coating with high acid resistance and preparation method thereof | |
| CN109679474A (en) | A kind of low viscosity wind electricity blade polyurethane material | |
| CN112375464A (en) | Nano-titanium-doped modified graphene high-performance anticorrosive paint and preparation method thereof | |
| CN116970295A (en) | Corrosion-resistant phosphate composite coating with 'brick-mud' layered structure and preparation method and application thereof | |
| CN110922924A (en) | Graphene modified epoxy resin adhesive and preparation method thereof | |
| CN102408788B (en) | Anticorrosive coating with high bonding strength | |
| CN113337145B (en) | MXene reinforced silicate adhesive ceramic coating and preparation method thereof | |
| CN108822702A (en) | A kind of super thick-slurry type quick drying paint and preparation method thereof for vehicle arrangement | |
| CN108084745A (en) | For coating the Nano-meter SiO_2 of valve2The preparation method of modified inorganic coating | |
| CN111073502A (en) | Environment-friendly anticorrosive paint for surface treatment of metal substrate and preparation method thereof | |
| CN103060787A (en) | Metal surface silicane treating agent containing diethanol amine and preparing method thereof | |
| CN116253536B (en) | Alkali-activated geopolymer coating and preparation method and application thereof | |
| AU2016268157B2 (en) | Water-based zinc-rich pre-construction primer | |
| CN109337584A (en) | A kind of chemical pipeline anticorrosion paint special and preparation method thereof | |
| CN109943200A (en) | Old pump transformation super hydrophobic coating of one kind and its preparation method and application | |
| CN114854289B (en) | Solvent type cold-coating zinc paint and preparation method and application thereof | |
| CN114933835B (en) | Steel pipe anticorrosive coating and steel pipe using same | |
| CN110577772B (en) | Surface protection sealing coating for integral fuel tank of airplane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |