CN109825162A - A kind of heat-resisting coating for wall surface of photocatalytic degradation and its application - Google Patents
A kind of heat-resisting coating for wall surface of photocatalytic degradation and its application Download PDFInfo
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Abstract
The present invention discloses a kind of heat-resisting coating for wall surface of photocatalytic degradation, raw material including following parts by weight: 8-9 parts of quartz sand powder, 0.5-0.8 parts of ceramic fibre powder, 2-8 parts of kaolin powder, 10-14 parts of graphene oxide solution, 0.2-0.4 parts of the structural metal yolk-shell@metal oxide, 2-4 parts of attapulgite, 4-8 parts of chitin, 2-6 parts of polyethyl methacrylate, 6-8 parts of ethylene glycol ethyl ether, 25-40 parts of base-material, simultaneously, present invention design, the three kinds of structural metal yolk-shell@metal oxides are synthesized, the structural metal yolk-shell@metal oxide is dosed in coating for wall surface material, prepare the heat-resisting coating for wall surface of photocatalytic degradation, the heat-resisting coating for wall surface of the photocatalytic degradation being prepared through the invention , the ability of the uvioresistant degradation of coating for wall surface is not only effectively increased, extends the service life of coating, is suitble to wide popularization and application.
Description
Technical field
The present invention relates to coating preparations, and in particular to the heat-resisting coating for wall surface of photocatalytic degradation and its application.
Background technique
Coating for wall surface, which refers to, plays decoration and protection for construction wall, keeps construction wall beautiful and clean, while can also rise
To protection construction wall, the effect prolonged its service life.Coating for wall surface includes interior wall coating and exterior wall by construction wall classification
Coating two large divisions.Interior wall coating focuses on decoration and environmental protection;Exterior coating focus on protection and it is durable.
With technological innovation, various types of nano structural materials are by successive research and development report, such as yolk-shell structure
Nano material.
Yolk-shell, eggshell-yolk is double-layer nanostructured, is chiefly used in gold about yolk-shell structure in the prior art
Belong in nanometer, such as with the metal sulfide of yolk-shell structure.Research shows that: the metal with yolk-shell structure,
Higher catalysis characteristics, such as photocatalysis characteristic are not only shown, and show higher catalytic efficiency.
Based on the excellent characteristics of the structural metal yolk-shell, patent document or opinion about the structural metal yolk-shell
Literary periodical is reported, such as China Patent No. in succession are as follows: CN.201810549068.3, a kind of open " structural metal yolk-shell
Sulfide and its synthetic method ".
Because throughout the year coating for wall surface, especially exterior coating are exposed under air and illumination condition, and coating is easy old
Change, falls off, changes colour, influence beauty.
Therefore, it is significant that the anti-old, uvioresistant of one kind, high performance exterior wall coating are designed.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of photocuring film forming coating for wall surface.
The present invention is to solve above-mentioned technical problem by the following technical programs:
A kind of heat-resisting coating for wall surface of photocatalytic degradation, the raw material including following parts by weight: 8-9 parts of quartz sand powder, ceramics are fine
Powder 0.5-0.8 parts of dimension, 2-8 parts of kaolin powder, 10-14 parts of graphene oxide solution, the oxidation of the structural metal yolk-shell metal
0.2-0.4 parts of object, 2-4 parts of attapulgite, 4-8 parts of chitin, 2-6 parts of polyethyl methacrylate, 6-8 parts of ethylene glycol ethyl ether,
25-40 parts of base-material.
Preferably, the raw material including following parts by weight: 9 parts of quartz sand, 0.7 part of ceramic fibre powder, kaolin 5 part, nanometer
0.5 part of titanium dioxide microballoon sphere, 12 parts of graphene oxide solution, 0.3 part of the structural metal yolk-shell@metal oxide, bumps
3 parts of stick powder, 5 parts of chitin, 4 parts of polyethyl methacrylate, 8 parts of ethylene glycol ethyl ether, 32 parts of base-material.
Preferably, the structural metal the yolk-shell@metal oxide are as follows: the structural metal yolk-shell@SnO2、
The structural metal yolk-shell@TiO2, the structural metal yolk-shell@ZnO.
The above-mentioned structural metal yolk-shell@metal oxide the preparation method is as follows:
(1) aldehyde radical sugar is weighed in reactor, and after pure water stirring, dissolution is added, AgNO is added3, after mixing evenly
To AgNO3Aldehyde radical sugar juice system, solution system is warming up to 195-200 DEG C, after insulated and stirred reacts 4-6h, with anhydrous methanol
Washing obtains Ag@C, Ag@C with DMF and dissolves dispersion, obtains mixing one;
(2) SnCl is weighed2.2H2O or TiCl3.6H2O or ZnCl2, dissolved with DMF, respectively obtain DMF-SnCl2Solution body
It is one or DMF-TiCl3Solution system two or DMF-ZnCl2Solution system three;
(3) by the DMF-SnCl in step (2)2Solution system one or DMF-TiCl3Solution system two or DMF-ZnCl2It is molten
Liquid system three is added drop-wise in the mixing one in step (1), and the temperature during being added dropwise in control reactor is 35-45 DEG C, control
It is added dropwise in 35-40min, ultrasonic vibration during dropwise addition, drop finishes, and after continuing ultrasound 1-2h, filtering obtains filter cake, filter cake warp
The structural metal yolk-shell@metal oxide is obtained after centrifugation, drying;
(4) structural metal the yolk-shell@metal oxide being prepared in step (3) is placed in Muffle furnace, with
It is fast with the heating rate of 10-15 DEG C/min after keeping the temperature 15-20min after the heating rate of 1.2-1.5 DEG C/min is warming up to 300 DEG C
Speed is warming up to 580-600 DEG C, is calcined, and after calcining 1-2h, is cooled to after room temperature with furnace and obtains the structural metal yolk-shell@
SnO2Or the structural metal yolk-shell@TiO2Or the structural metal yolk-shell@ZnO.
Preferably, the aldehyde radical sugar in the step (1) be galactolipin, it is mannose, fructose, any in sorbose
Sugar.
The preparation method of the above-mentioned heat-resisting coating for wall surface of photocatalytic degradation the following steps are included:
S1, it matches, the structural metal yolk-shell@metal oxide is added molten to graphene oxide according to components by weight percent
The graphene oxide maceration extract of the structural metal yolk-shell@metal oxide is obtained after impregnating 45-50min in liquid, was impregnated
Sonic oscillation in journey;
S2, it is matched according to components by weight percent, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, crust
Element, polyethyl methacrylate, ethylene glycol ethyl ether are added to reactor, and reactor is warming up to 75-80 DEG C, control stirring speed
Speed is 100-200rpm, after insulated and stirred 1-2h, by the oxidation of the structural metal the yolk-shell@metal oxide in step S1
Graphene maceration extract is added dropwise in reaction system under the conditions of nitrogen protection, and control time for adding is 45-65min, and process is added dropwise
In, it is slowly stirred, control stirring hastens to be added dropwise, mixing speed increases to 300-350rpm, insulation reaction for 55-80rpm
After 1-2h, reaction terminates.
Preferably, metal@metal oxide impregnates 45-50min in graphene oxide solution in the step S1, dipping
Control dipping temperature is 38-45 DEG C in the process.
Preferably, in the step S2, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, crust
Element, polyethyl methacrylate, ethylene glycol ethyl ether are added in reactor, and reactor is warming up to 78 DEG C, control stirring hasten for
After 150rpm, insulated and stirred 1.5h, the graphene oxide of the structural metal the yolk-shell@metal oxide in step S1 is soaked
Stain liquid is added dropwise in reaction system under the conditions of nitrogen protection, and control time for adding is 50min, during dropwise addition, is slowly stirred
It mixes, control stirring hastens to be added dropwise for 75rpm, and mixing speed increases to 350rpm, and after insulation reaction 1.5h, reaction terminates.
Preferably, the base-material is phenolic resin.
Present invention simultaneously discloses the heat-resisting coating for wall surface of above-mentioned photocatalytic degradation is applied to preparation room exterior wall coating.
The present invention has the advantage that compared with prior art
The present invention discloses a kind of heat-resisting coating for wall surface of photocatalytic degradation, by designing a series of yolk-shell structure gold
Belong to@metal oxide, be added in coating for wall surface, increases the effect that coating for wall surface absorbs degradation, meanwhile, the system of coating for wall surface
Using the form of the graphene oxide solution dipping structural metal yolk-shell@metal oxide during standby, leaching is prepared
Stain liquid, layered graphite oxide alkene are supported on the structural metal the yolk-shell@metal oxide nano with yolk-eggshell structure
On particle, maceration extract is added into component materials, the adhesion property and anti-aging property of coating are obviously increased.
Specific embodiment
It elaborates below to the embodiment of the present invention, the present embodiment carries out under the premise of the technical scheme of the present invention
Implement, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to following implementation
Example.
Embodiment 1
The preparation of the structural metal yolk-shell@SnO2:
(1) mannose 200g is weighed in reactor, and after pure water stirring, dissolution is added, 139g AgNO is added3, stirring
AgNO is obtained after uniformly3Mannose solution system, solution system is warming up to 195 DEG C, after insulated and stirred reacts 6h, with no water beetle
Alcohol washing obtains Ag@C, Ag@C with the DMF dissolution dispersion of 1.5L D, obtains mixing one;
(2) 20g SnCl is weighed2.2H2O is dissolved with 50mLDMF, obtains DMF-SnCl2Solution system one;
(3) by the DMF-SnCl in step (2)2Solution system is added drop-wise in the mixing one in step (1), during dropwise addition
Controlling the temperature in reactor is 40 DEG C, controls and is added dropwise in 40min, and ultrasonic vibration during dropwise addition, drop finishes, and continues ultrasound
After 1-2h, filtering obtains filter cake, filter cake is centrifuged, dry after obtain the structural metal yolk-shell@SnO2 semi-finished product;
(4) structural metal the yolk-shell@SnO that will be prepared in step (3)2Semi-finished product are placed in Muffle furnace, with
After the heating rate of 1.4 DEG C/min is warming up to 300 DEG C, keep the temperature 20min after, with the heating rate of 15 DEG C/min be brought rapidly up to
It 600 DEG C, is calcined, after calcining 2h, obtains the structural metal yolk-shell@SnO2.
Embodiment 2
The structural metal yolk-shell@TiO2Preparation:
(1) galactolipin 200g is weighed in reactor, and after pure water stirring, dissolution is added, 139g AgNO is added3, stirring
AgNO is obtained after uniformly3Galactose solution system, solution system is warming up to 200 DEG C, after insulated and stirred reacts 5h, with no water beetle
Alcohol washing obtains Ag@C, Ag@C with the DMF dissolution dispersion of 1.5L D, obtains mixing one;
(2) 20g TiCl is weighed3.6H2O is dissolved with 50mLDMF, obtains DMF-TiCl3Solution system two;
(3) by the DMF-TiCl in step (2)3Solution system is added drop-wise in the mixing one in step (1), during dropwise addition
Controlling the temperature in reactor is 40 DEG C, controls and is added dropwise in 45min, and ultrasonic vibration during dropwise addition, drop finishes, and continues ultrasound
After 1h, filtering obtains filter cake, filter cake is centrifuged, dry after obtain the structural metal yolk-shell@TiO2 semi-finished product;
(4) structural metal the yolk-shell@TiO that will be prepared in step (3)2Semi-finished product are placed in Muffle furnace, with
After the heating rate of 1.5 DEG C/min is warming up to 300 DEG C, keep the temperature 20min after, with the heating rate of 15 DEG C/min be brought rapidly up to
It 600 DEG C, is calcined, after calcining 2h, obtains the structural metal yolk-shell@TiO2。
Embodiment 3
The preparation of the structural metal yolk-shell@ZnO:
(1) sorbose 200g is weighed in reactor, and after pure water stirring, dissolution is added, 139g AgNO is added3, stirring
AgNO is obtained after uniformly3Sorbose solution system, solution system is warming up to 200 DEG C, after insulated and stirred reacts 5h, with no water beetle
Alcohol washing obtains Ag@C, Ag@C with the DMF dissolution dispersion of 1.5L D, obtains mixing one;
(2) 20g ZnCl is weighed2It is dissolved with 50mLDMF, obtains DMF-ZnCl2Solution system three;
(3) by the DMF-ZnCl in step (2)2Solution system is added drop-wise in the mixing one in step (1), during dropwise addition
Controlling the temperature in reactor is 35 DEG C, controls and is added dropwise in 40min, and ultrasonic vibration during dropwise addition, drop finishes, and continues ultrasound
After 1.5h, filtering obtains filter cake, filter cake is centrifuged, dry after obtain the structural metal yolk-shell@ZnO semi-finished product;
(4) structural metal the yolk-shell@ZnO semi-finished product being prepared in step (3) are placed in Muffle furnace, with
After the heating rate of 1.5 DEG C/min is warming up to 300 DEG C, keep the temperature 20min after, with the heating rate of 15 DEG C/min be brought rapidly up to
It 600 DEG C, is calcined, after calcining 2h, obtains the structural metal yolk-shell@ZnO.
Embodiment 4
The preparation of the heat-resisting coating for wall surface of photocatalytic degradation:
The formula of the heat-resisting coating for wall surface of photocatalytic degradation:
Quartz sand 90g, ceramic fibre powder 7g, kaolin 50g, nanometer titanium dioxide micro-sphere 5g, graphene oxide solution
The structural metal 14g, yolk-shell@SnO22g, attapulgite 30g, chitin 50g, polyethyl methacrylate 40g, second two
Alcohol ether 80g, phenolic resin 320g.
The preparation method of the heat-resisting coating for wall surface of photocatalytic degradation the following steps are included:
S1, according to the weight ratio, by the structural metal yolk-shell@SnO2Addition is impregnated into graphene oxide solution
The graphene oxide maceration extract of the structural metal yolk-shell@metal oxide is obtained after 50min, ultrasound vibration in dipping process
It swings, it is 45 DEG C that dipping temperature is controlled in dipping process, obtains the graphene oxide dipping of the structural metal yolk-shell@SnO2
Liquid,
S2, it is matched according to components by weight percent, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, crust
Element, polyethyl methacrylate, ethylene glycol ethyl ether are added in reactor, and reactor is warming up to 78 DEG C, control stirring hasten for
After 150rpm, insulated and stirred 1.5h, the graphene oxide of the structural metal the yolk-shell@metal oxide in step S1 is soaked
Stain liquid is added dropwise in reaction system under the conditions of nitrogen protection, and control time for adding is 50min, during dropwise addition, is slowly stirred
It mixes, control stirring hastens to be added dropwise for 75rpm, and mixing speed increases to 350rpm, and after insulation reaction 1.5h, reaction terminates,
Obtain the heat-resisting coating for wall surface of photocatalytic degradation.
Embodiment 5
The formula of the heat-resisting coating for wall surface of photocatalytic degradation:
Quartz sand powder 90g, ceramic fibre powder 8g, kaolin powder 80g, graphene oxide solution 14g, yolk-shell structure
Metal@TiO24g, attapulgite 20g, chitin 80g, polyethyl methacrylate 60g, ethylene glycol ethyl ether 80g, phenolic resin
400g。
The preparation method of the above-mentioned heat-resisting coating for wall surface of photocatalytic degradation the following steps are included:
S1, it matches, the structural metal yolk-shell@metal oxide is added molten to graphene oxide according to components by weight percent
The graphene oxide maceration extract of the structural metal yolk-shell@metal oxide is obtained after impregnating 45min in liquid, in dipping process
Sonic oscillation;
S2, it is matched according to components by weight percent, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, crust
Element, polyethyl methacrylate, ethylene glycol ethyl ether are added in reactor, and reactor is warming up to 80 DEG C, control stirring hasten for
After 200rpm, insulated and stirred 2h, the graphene oxide of the structural metal the yolk-shell@metal oxide in step S1 is impregnated
Liquid is added dropwise in reaction system under the conditions of nitrogen protection, and control time for adding is 65min, during dropwise addition, is slowly stirred,
Control stirring hastens to be added dropwise for 55rpm, and mixing speed increases to 300rpm, and after insulation reaction 2h, reaction terminates.
Embodiment 6
Quartz sand powder 80g, ceramic fibre powder 9g, kaolin powder 20g, 10 parts of graphene oxide solution, yolk-shell knot
Structure metal@metal oxide 2g, attapulgite 40g, chitin 80g, polyethyl methacrylate 20g, ethylene glycol ethyl ether 60g,
Base-material 250g.
The preparation method of the heat-resisting coating for wall surface of photocatalytic degradation the following steps are included:
S1, it is matched according to components by weight percent, by the structural metal yolk-shell@TiO2Addition is soaked into graphene oxide solution
The structural metal yolk-shell@TiO is obtained after stain 50min2Graphene oxide maceration extract, sonic oscillation in dipping process;
S2, it is matched according to components by weight percent, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, crust
Element, polyethyl methacrylate, ethylene glycol ethyl ether are added in reactor, and reactor is warming up to 80 DEG C, control stirring hasten for
After 200rpm, insulated and stirred 2h, by the structural metal the yolk-shell@TiO in step S12Graphene oxide maceration extract in nitrogen
It under the conditions of gas shielded, is added dropwise in reaction system, control time for adding is 65min, during dropwise addition, is slowly stirred, control is stirred
It mixes and hastens to be added dropwise for 80rpm, mixing speed increases to 350rpm, and after insulation reaction 2h, reaction terminates, and obtains photocatalysis
It degrades heat-resisting coating for wall surface.
Embodiment 7
The performance detection of the heat-resisting coating for wall surface of photocatalytic degradation:
One, the heat-resisting coating for wall surface of photocatalytic degradation 4-6 of the embodiment of the present invention being prepared carries out performance indexes
Detection, testing result are as shown in table 1:
Table 1
The detection parameters disclosed in table 1: coating disclosed by the invention has stronger UV absorption degradation, and
Performance indexes is preferable.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of heat-resisting coating for wall surface of photocatalytic degradation, which is characterized in that the raw material including following parts by weight: quartz sand powder 8-9
Part, 0.5-0.8 parts of ceramic fibre powder, 2-8 parts of kaolin powder, 10-14 parts of graphene oxide solution, yolk-shell structure gold
Belong to 0.2-0.4 parts of@metal oxide, 2-4 parts of attapulgite, 4-8 parts of chitin, 2-6 parts of polyethyl methacrylate, ethylene glycol
6-8 parts of ether, 25-40 parts of base-material.
2. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 1, which is characterized in that the original including following parts by weight
Material: 9 parts of quartz sand, 0.7 part of ceramic fibre powder, 5 parts of kaolin, 0.5 part of nanometer titanium dioxide micro-sphere, graphene oxide solution 12
Part, 0.3 part of the structural metal yolk-shell@metal oxide, 3 parts of attapulgite, 5 parts of chitin, polyethyl methacrylate 4
Part, 8 parts of ethylene glycol ethyl ether, 32 parts of base-material.
3. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 1 or 2, which is characterized in that the yolk-shell
Structural metal@metal oxide are as follows: the structural metal yolk-shell@SnO2, the structural metal yolk-shell@TiO2、yolk-
The structural metal shell@ZnO.
4. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 3, which is characterized in that the yolk-shell structure
Metal@metal oxide the preparation method is as follows:
(1) aldehyde radical sugar is weighed in reactor, and after pure water stirring, dissolution is added, AgNO is added3, obtain after mixing evenly
AgNO3Aldehyde radical sugar juice system, solution system are warming up to 195-200 DEG C, after insulated and stirred reacts 4-6h, are washed with anhydrous methanol
It washs, obtains Ag@C, Ag@C with DMF and dissolve dispersion, obtain mixing one;
(2) SnCl is weighed2·2H2O or TiCl3·6H2O or ZnCl2, dissolved with DMF, obtain DMF-SnCl2Solution system one or
DMF-TiCl3Solution system two or DMF-ZnCl2Solution system three;
(3) by the DMF-SnCl in step (2)2Solution system one or DMF-TiCl3Solution system two or DMF-ZnCl2Solution body
It is in three mixings one being added drop-wise in step (1), it is 35-45 DEG C that the temperature in reactor is controlled during being added dropwise, and controls 35-
Be added dropwise in 40min, ultrasonic vibration during dropwise addition, drop finishes, and after continuing ultrasound 1-2h, filtering obtains filter cake, filter cake through from
The structural metal yolk-shell@metal oxide is obtained after the heart, drying;
(4) structural metal the yolk-shell@metal oxide being prepared in step (3) is placed in Muffle furnace, with 1.2-
After the heating rate of 1.5 DEG C/min is warming up to 300 DEG C, after keeping the temperature 15-20min, risen rapidly with the heating rate of 10-15 DEG C/min
Temperature is calcined to 580-600 DEG C, after calcining 1-2h, is cooled to after room temperature with furnace and is obtained the structural metal yolk-shell@SnO2
Or the structural metal yolk-shell@TiO2Or the structural metal yolk-shell@ZnO.
5. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 4, which is characterized in that the aldehyde in the step (1)
Base sugar is galactolipin, mannose, fructose, any sugar in sorbose.
6. the heat-resisting coating for wall surface of the described in any item photocatalytic degradations of according to claim 1-2,4-5, which is characterized in that the light
The preparation method of the heat-resisting coating for wall surface of catalytic degradation the following steps are included:
S1, it is matched according to components by weight percent, the structural metal yolk-shell@metal oxide is added into graphene oxide solution
The graphene oxide maceration extract of the structural metal yolk-shell@metal oxide is obtained after dipping 45-50min, in dipping process
Sonic oscillation;
S2, matched according to components by weight percent, by base-material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, chitin,
Polyethyl methacrylate, ethylene glycol ethyl ether are added in reactor, and reactor is warming up to 75-80 DEG C, control stirring hasten for
After 100-200rpm, insulated and stirred 1-2h, by the graphite oxide of the structural metal the yolk-shell@metal oxide in step S1
Alkene maceration extract is added dropwise in reaction system under the conditions of nitrogen protection, and control time for adding is 45-65min, during dropwise addition,
It is slowly stirred, control stirring hastens to be added dropwise, mixing speed increases to 300-350rpm, insulation reaction 1- for 55-80rpm
After 2h, reaction terminates.
7. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 6, which is characterized in that metal@in the step S1
Metal oxide impregnates 45-50min in graphene oxide solution, and control dipping temperature is 38-45 DEG C in dipping process.
8. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 6, which is characterized in that in the step S2, by base
Material, quartz sand powder, ceramic fibre powder, kaolin powder, attapulgite, chitin, polyethyl methacrylate, ethylene glycol ethyl ether,
It is added in reactor, reactor is warming up to 78 DEG C, and control stirring hastens as 150rpm, after insulated and stirred 1.5h, by step S1
In the structural metal yolk-shell@metal oxide graphene oxide maceration extract under the conditions of nitrogen protection, be added dropwise to anti-
It answers in system, control time for adding is 50min, during dropwise addition, is slowly stirred, and control stirring hastens to drip for 75rpm
Finish, mixing speed increases to 350rpm, and after insulation reaction 1.5h, reaction terminates.
9. the heat-resisting coating for wall surface of photocatalytic degradation according to claim 8, which is characterized in that the base-material is phenolic aldehyde tree
Rouge.
10. a kind of using if the heat-resisting coating for wall surface of the described in any item photocatalytic degradations of claim 1-9 is in preparation room exterior wall
Application in coating.
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102672169A (en) * | 2012-06-07 | 2012-09-19 | 北京科技大学 | Method for preparing gold/titanium dioxide core-shell nanoparticle |
CN106366927A (en) * | 2016-10-21 | 2017-02-01 | 孙刚 | Coating |
CN109233539A (en) * | 2018-10-17 | 2019-01-18 | 合肥隆扬环保科技有限公司 | A kind of preparation method of external wall special-purpose thermal insulation coating |
-
2019
- 2019-02-19 CN CN201910121697.0A patent/CN109825162A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102672169A (en) * | 2012-06-07 | 2012-09-19 | 北京科技大学 | Method for preparing gold/titanium dioxide core-shell nanoparticle |
CN106366927A (en) * | 2016-10-21 | 2017-02-01 | 孙刚 | Coating |
CN109233539A (en) * | 2018-10-17 | 2019-01-18 | 合肥隆扬环保科技有限公司 | A kind of preparation method of external wall special-purpose thermal insulation coating |
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Application publication date: 20190531 |