CN104877491B - A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish - Google Patents
A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish Download PDFInfo
- Publication number
- CN104877491B CN104877491B CN201510295042.7A CN201510295042A CN104877491B CN 104877491 B CN104877491 B CN 104877491B CN 201510295042 A CN201510295042 A CN 201510295042A CN 104877491 B CN104877491 B CN 104877491B
- Authority
- CN
- China
- Prior art keywords
- parts
- agent
- heat insulation
- hot
- type automobile
- 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.)
- Expired - Fee Related
Links
Landscapes
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The present invention relates to a kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish, the paint gloss oil contains anti-hot solution, and component and the parts by weight proportioning of described anti-hot solution are:25~28 parts of urea formaldehyde, tired 10~18 parts of the powder of support of nano-titanium system, 17~23 parts of phosphide tin compound, 17~23 parts of nano yttrium oxide, 8~15 parts of spinel powder, 2~4 parts of wetting dispersing agent, 0.3~0.8 part of anti-flooding agent, 3~5 parts of dimethylbenzene, 3~5 parts of butyl acetate, 3~5 parts of alcohol ether solvents, 2~4 parts of dibasic ester, 0.01~0.5 part of graphene.The metallized finish contains 1.0~20 parts of 80~90 parts of paint gloss oil of the present invention, aluminium powder or pearl essence flitter, and various pigment toners are appropriate, for adjusting the diluent of viscosity appropriate.The present invention has the flashing ornaments of conventional flash paint, has the function that the anti-hot function of strength and heat insulation function again.
Description
Technical field
The present invention relates to a kind of automobile paint gloss oil and metallized finish, more particularly to a kind of anti-hot heat insulation type automobile is adjusted
Paint gloss oil and metallized finish.
Background technology
General automobile coating has the functions such as protection and attractive, decorative, such as high glaze, high-weatherability, ornamental decorative, strong resistance to
Corrosivity, color keep permanence, resistance to mechanical collision, anti-scratch flower, resistance to gasoline, machine oil, acid rain resistant, resistance to birds droppings etc., anti-heat are heat-insulated
Type automobile metallic finishe also has the function that anti-hot heat-insulated and energy saving and pollution alleviation in addition to the function with general automobile coating.Therefore, lead to
Cross the temperature of the controllable body of a motor car of anti-hot heat insulation type automobile metallic finishe and in-car, realize it is cool in summer and warm in winter, to reducing air conditioning for automobiles
Energy consumption, reduce motor vehicle emission, improve occupant comfort level have great importance.It can be seen that anti-hot heat insulation type automobile dodges
Lac varnish wide market.
Existing anti-hot finish paint is mainly pure color paint on the market at present, and multi-purpose hollow ceramic microspheres are anti-hot element, mainly
It is used for wall and metope, the anti-heat paint that the country uses on automobile is there is not yet industrialized production.Such anti-heat paint exists
Used on automobile, the ornamental such as high richness of high glaze of paint film is difficult to reach requirement.
The content of the invention
The technical problem to be solved in the present invention is:A kind of flashing ornaments with conventional flash paint are provided, had again
The anti-hot heat insulation type automobile paint gloss oil and metallized finish of the anti-hot heat insulating function effect of strength.
Solve above-mentioned technical problem technical scheme be:A kind of anti-hot heat insulation type automobile paint gloss oil, it contains anti-thermosol
Liquid, component and the parts by weight proportioning of described anti-hot solution are:25~28 parts of urea formaldehyde, the tired support powder 10~18 of nano-titanium system
Part, 17~23 parts of phosphide tin compound, 17~23 parts of nano yttrium oxide, 8~15 parts of spinel powder, 2~4 parts of wetting dispersing agent, prevent
0.3~0.8 part of loose colour agent, 3~5 parts of dimethylbenzene, 3~5 parts of butyl acetate, 3~5 parts of alcohol ether solvents, 2~4 parts of dibasic ester, stone
Black 0.01~0.5 part of alkene.
The present invention further technical scheme be:The component and parts by weight proportioning of the anti-hot heat insulation type automobile paint gloss oil
For:17~23 parts of targeting agent, anti-settling 8~15 parts of wax assistant, 10~18 parts of synergist, anti-17~23 parts of hot solution, thickener
0.3~0.8 part, 0.1~0.3 part of levelling agent, 0.5~1 part of anti-flooding agent, increase gorgeous 0.2~0.5 part of auxiliary agent, acrylic resin 27
~33 parts, for adjusting the diluent of viscosity appropriate.
The component and parts by weight of described targeting agent match:25~38 parts of acetylbutyrylcellulose, butyl acetate 40
~50 parts, 10~18 parts of dimethylbenzene, 8~15 parts of butanol.
The component and parts by weight of described anti-settling agent match:17~23 parts of polyamide wax, 45~55 parts of polyester resin,
0.5~1.5 part of wetting dispersing agent, 27~33 parts of solvent or diluent.
The component and parts by weight of described synergist match:45~55 parts of polyamide wax, 45~55 parts of targeting agent.
The present invention another technical scheme be:A kind of anti-hot heat insulation type automobile metal sparkling finish paint, its each component and weight
Number matches:1.0~20 parts of 80~90 parts of paint gloss oil, aluminium powder or pearl essence flitter, various pigment toners are appropriate, use
In adjusting, the diluent of viscosity is appropriate;Described paint gloss oil is anti-hot heat insulation type automobile paint gloss oil of the present invention.
The anti-hot heat insulation type Automotive Metallic Coatings of the present invention, maintain existing dicoration and the protection of orthodox car paint
Property, adding anti-heat and heat insulating function, summer again under sun light direct beam, can stop more than 90% heat, make in-car and outside
For the temperature difference up to 5-15 degree, cold winter can also obstruct cold air invasion.This effect cool in summer and warm in winter, it will be apparent that serve section
The effect of energy, so the market prospects in future are very good.
The device have the advantages that it is described below:
1st, painted in orthodox car and assign new function.
(1) energy saving and pollution alleviation:Because the exhausted major part of solar heat is reflected in atmosphere, vehicle interior temperature is decreased obviously, automobile
Air-conditioning can be opened or do not opened less, reduction oil, reduce discharge of the waste gas to environment.
(2) the temperature difference is obvious:It is summer of the room temperature at 35 DEG C, parked in outdoor automobile, under sunshine irradiation, in-car temperature
Up to more than 50 DEG C of degree, if crossing vehicle with anti-hot paint spraying, is scattering into air because solar heat is reflected, in-car temperature
Degree is at most at 40 DEG C or so, and similar with environment temperature, the temperature difference is very notable, and people's car more becomes natural harmony.
(3) cool and be also incubated:Winter is cold, and the outer temperature of car is more much lower than in-car, because finish paint is heat-insulated, effectively prevents
The convection current of car internal and external temperature is stopped, so as to reach warming purpose.
(4) hot merit index
Sun luminous reflectance white >=0.8
Other color >=0.6
Hemispherical emissivity >=0.85
Near infrared light reflectivity certified products >=0.6
Grade A >=0.7
High-class product >=0.8
2nd, possesses the function of general automobile coating, as high glaze, high-weatherability, ornamental decorative, strong corrosion resistant, color are protected
Hold permanence, resistance to mechanical collision, anti-scratch flower, resistance to gasoline, machine oil, acid rain resistant, resistance to birds droppings etc..
Below, it is in conjunction with the embodiments special to the technology of anti-hot the heat insulation type automobile paint gloss oil and metallized finish of the present invention
Sign is further described.
Embodiment
1~embodiment of embodiment 3:A kind of anti-hot heat insulation type automobile paint gloss oil, it contains anti-hot solution, described anti-heat
The component and parts by weight of solution match somebody with somebody such as subordinate list one.
Subordinate list one
In subordinate list one, described urea formaldehyde refers to urea formaldehyde of the molecular weight between 300-500, and wetting dispersing agent is
BYK163 wetting dispersing agents, anti-flooding agent are BYK-P104S anti-flooding agents, and alcohol ether solvents are CAC(Ethylene glycol ether acetate),
Dibasic ester is DBE(Dibasic acid ester mixture).
The preparation method of 1~embodiment of embodiment 3 is:Stirred after feeding intake successively, then disperse be ground to fineness≤
After 10 μ, discharging.
Embodiment 4:A kind of anti-hot heat insulation type automobile paint gloss oil, the component of the anti-hot heat insulation type automobile paint gloss oil and again
Amount number, which matches, is:17~23 parts of targeting agent, 8~15 parts of anti-settling agent, 10~18 parts of synergist, anti-17~23 parts of hot solution,
0.3~0.8 part of BYK410 thickeners, 0.1~0.3 part of BYK306 levelling agents, 0.5~1 part of BYK-P104S anti-flooding agents, increase gorgeous
0.2~0.5 part of agent, 27~33 parts of acrylic resin, for adjusting the diluent of viscosity appropriate.
In the present embodiment, described anti-hot solution is any anti-hot solution in 1~embodiment of embodiment 3.
The component and parts by weight of described targeting agent match:25~38 parts of acetylbutyrylcellulose, butyl acetate 40
~50 parts, 10~18 parts of dimethylbenzene, 8~15 parts of butanol.The preparation method of the targeting agent is:First add solvent(Butyl acetate, two
Toluene and butanol)After add acetylbutyrylcellulose, stirring is until be completely dissolved under the low speed.Its technical parameter is:
Outward appearance and color:Colourless transparent solution, no mechanical admixture;Viscosity >=100S/T-4;The μ of fineness≤10.
The component and parts by weight of described anti-settling agent match:17~23 parts of polyamide wax, 45~55 parts of polyester resin,
0.5~1.5 part of BYK163 wetting dispersing agents, 27~33 parts of solvent or diluent.The preparation method of the anti-settling agent is:High-speed stirring after feeding intake successively
Mix about 30 minutes to it is fully dispersed at once.Its technical parameter is:Milky paste fluid, fineness reading in three seconds is 10 μ
Below.
The component and parts by weight of described synergist match:45~55 parts of polyamide wax, 45~55 parts of targeting agent, is stirred
Mix uniformly.
Described diluent is butyl acetate.
The preparation method of embodiment 4 is:Stirred successively after blanking, its technical parameter is:Outward appearance and color:Breast
White translucent liquid;Viscosity >=80S/T-4;The μ of fineness≤10.
Embodiment 5:A kind of anti-hot heat insulation type automobile metal sparkling finish paint, its each component and parts by weight proportioning are:Paint
1.0~20 parts of 80~90 parts of gloss oil, aluminium powder or pearl essence flitter, various pigment toners are appropriate, for adjusting the dilution of viscosity
Appropriate agent;Described paint gloss oil is the anti-hot heat insulation type automobile paint gloss oil described in embodiment 4.
The preparation method of anti-hot heat insulation type automobile metal sparkling finish paint described in embodiment 5 is added in paint gloss oil
Flash of light silver paste or pearl essence and various mill bases, diluent obtain finished product paint.
The execution standard of hot heat insulation type automobile metal sparkling finish paint of the invention anti-is:HG/T 4341-2012《Metal surface
Use heat-reflecting insulating coating》.
The technological operation of hot heat insulation type automobile metal sparkling finish paint of the invention anti-is:1st, flashlight powder dosage is determined by model;
2nd, color fixation is compared repeatedly under stirring;3rd, viscosity is adjusted after color mixes up;4th, stir, it is ensured that color after plate to sending
It is finished product after sample detection is qualified.
Contrast test:
The processing procedure of laboratory vehicle:Vehicle complete vehicle or the anti-heat of part → surface treatment → priming paint → middle painting → present invention are heat-insulated
Type automobile metal sparkling finish paint → supporting anti-hot heat radiating type Automobile Coatings.
Compare the processing procedure of car:Vehicle complete vehicle or part → surface treatment → priming paint → middle painting → conven-tional luster finish paint →
Conventional finishing varnish.
1st, heat insulating temperature difference testing is tested:Under conditions of outdoor temperature is 35 ± 1 DEG C, laboratory vehicle and control car are placed in together
On one outdoor place, 3~5 hours are irradiated under sunshine, the vehicle interior temperature for compareing car is 55 ± 1 DEG C, laboratory vehicle
Vehicle interior temperature is 40 ± 5 DEG C.As a result showing, the vehicle interior temperature of laboratory vehicle is at least lower more than 10 DEG C than the vehicle interior temperature for compareing car,
Illustrate that the anti-hot radiating effect of anti-hot heat insulation type automobile metal sparkling finish paint of the invention is notable.
2nd, it is incubated temperature test experiment:Be 5 ± 1 DEG C in outdoor temperature, under conditions of the irradiation of no sunshine, by laboratory vehicle and
Control car is placed on same outdoor place, and after 3~5 hours, the vehicle interior temperature for compareing car is 5 ± 1 DEG C, the car of laboratory vehicle
Interior temperature is 10 ± 3 DEG C.As a result show, the vehicle interior temperature of laboratory vehicle is at least higher more than 5 DEG C than the vehicle interior temperature for compareing car, explanation
The heat insulation effect of anti-hot heat insulation type automobile metal sparkling finish paint of the invention is also good.
In contrast test, priming paint and middle painting that laboratory vehicle and control car use are identicals, and laboratory vehicle uses " supporting anti-
Hot heat radiating type Automobile Coatings " the applicant has applied for the invention of entitled " a kind of anti-hot heat radiating type Automobile Coatings " on the same day
Patent.
Described supporting anti-hot heat radiating type Automobile Coatings are made up of following component and parts by weight proportioning:High hydroxyl value third
10~30 parts of olefin(e) acid resin, low 15~35 parts of hydroxyl value acroleic acid resin, 1~5 part of optical brightener, anti-18~25 parts of hot solution, esters
1~5 part of solvent, 1~5 part of alcohol ether solvents, 1~3 part of dibasic ester, 0.1~1.0 part of levelling agent, 0.1~0.5 part of defoamer, profit
0.1~0.5 part of humectant.
The component and parts by weight of the anti-hot solution of supporting anti-hot heat radiating type Automobile Coatings match and are:Acrylic resin 25
~28 parts, 3~10 parts of aluminium nitride, 27~33 parts of phosphide tin compound, 17~23 parts of nano yttrium oxide, 2~4 parts of wetting dispersing agent,
0.3~0.8 part of anti-flooding agent, 3~5 parts of dimethylbenzene, 3~5 parts of butyl acetate, 3~5 parts of alcohol ether solvents, 2~4 parts of dibasic ester,
0.01~0.5 part of graphene.Described acrylic resin refers to the acrylic resin that content is 3~4%, and wetting dispersing agent is
BYK163 wetting dispersing agents, anti-flooding agent are BYK-P104S anti-flooding agents, and alcohol ether solvents are CAC(Ethylene glycol ether acetate),
Dibasic ester is DBE(Dibasic acid ester mixture).Anti- thermosol liquid and preparation method thereof is:Disperse after feeding intake after being ground to the μ of fineness≤10,
Discharge standby.
Generally, the optical brightener of supporting anti-hot heat radiating type Automobile Coatings is a kind of commercial polyester resin class addition
Agent.The component and parts by weight of described anti-hot solution match somebody with somebody any formula in such as subordinate list one, and described esters solvent is diformazan
Benzene, alcohol ether solvents are CAC(Ethylene glycol ether acetate), dibasic ester is DBE(Dibasic acid ester mixture), levelling agent is
BYK306 levelling agents, defoamer are type siloxane such as BYK141, and wetting agent is BYK163 wetting dispersing agents.Described high hydroxyl third
Olefin(e) acid resin refers to the acrylic resin that hydroxy radical content is 3~4%, described low hydroxyl value acrylate refer to hydroxy radical content for 1~
2% acrylic resin.
Claims (5)
1. a kind of matching used anti-hot heat insulation type automobile metal sparkling finish paint and finishing varnish, it is characterised in that:Dodged including metal
Finish coat varnish and finishing varnish, described metallized finish each component and parts by weight proportioning are:80~90 parts of paint gloss oil, aluminium powder
Or 1.0~20 parts of pearl essence flitter, various pigment toners are appropriate, for adjusting the diluent of viscosity appropriate;Described paint
Gloss oil contains anti-hot solution I, and component and the parts by weight proportioning of described anti-hot solution I are:25~28 parts of urea formaldehyde, nano-titanium
Tired 10~18 parts of the powder of support of system, 17~23 parts of phosphide tin compound, 17~23 parts of nano yttrium oxide, 8~15 parts of spinel powder, wetting point
2~4 parts of powder, 0.3~0.8 part of anti-flooding agent, 3~5 parts of dimethylbenzene, 3~5 parts of butyl acetate, 3~5 parts of alcohol ether solvents, divalence
2~4 parts of acid esters, 0.01~0.5 part of graphene;
Described finishing varnish is made up of following component and parts by weight proportioning:10~30 parts of high hydroxyl value acrylic resin, low hydroxyl
It is worth 15~35 parts of acrylic resin, 1~5 part of optical brightener, anti-II 18~25 parts of hot solution, 1~5 part of esters solvent, alcohol ether solvents
1~5 part, 1~3 part of dibasic ester, 0.1~1.0 part of levelling agent, 0.1~0.5 part of defoamer, 0.1~0.5 part of wetting agent;Anti- heat
The component and parts by weight of solution II match:25~28 parts of acrylic resin, 3~10 parts of aluminium nitride, phosphide tin compound 27~
33 parts, 17~23 parts of nano yttrium oxide, 2~4 parts of wetting dispersing agent, 0.3~0.8 part of anti-flooding agent, 3~5 parts of dimethylbenzene, acetic acid
3~5 parts of butyl ester, 3~5 parts of alcohol ether solvents, 2~4 parts of dibasic ester, 0.01~0.5 part of graphene;
Described high hydroxyl value acrylic resin refers to the acrylic resin that hydroxy radical content is 3~4%, described low hydroxyl value acrylic acid
Resin refers to the acrylic resin that hydroxy radical content is 1~2%.
2. one kind according to claim 1 matching used anti-hot heat insulation type automobile metal sparkling finish paint and finishing varnish, its
It is characterised by:The component and parts by weight of described paint gloss oil match:17~23 parts of targeting agent, 8~15 parts of anti-settling agent,
10~18 parts of synergist, anti-I 17~23 parts of hot solution, 0.3~0.8 part of thickener, 0.1~0.3 part of levelling agent, anti-flooding agent
0.5~1 part, increase gorgeous 0.2~0.5 part of auxiliary agent, 27~33 parts of acrylic resin, for adjusting the diluent of viscosity appropriate.
3. one kind according to claim 2 matching used anti-hot heat insulation type automobile metal sparkling finish paint and finishing varnish, its
It is characterised by:The component and parts by weight of described targeting agent match:25~38 parts of acetylbutyrylcellulose, butyl acetate 40
~50 parts, 10~18 parts of dimethylbenzene, 8~15 parts of butanol.
4. one kind according to claim 2 matching used anti-hot heat insulation type automobile metal sparkling finish paint and finishing varnish, its
It is characterised by:The component and parts by weight of described anti-settling agent match:17~23 parts of polyamide wax, polyester resin 45~55
Part, 0.5~1.5 part of wetting dispersing agent, 27~33 parts of solvent or diluent.
5. one kind according to claim 2 matching used anti-hot heat insulation type automobile metal sparkling finish paint and finishing varnish, its
It is characterised by:The component and parts by weight of described synergist match:45~55 parts of polyamide wax, 45~55 parts of targeting agent.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510295042.7A CN104877491B (en) | 2015-06-02 | 2015-06-02 | A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510295042.7A CN104877491B (en) | 2015-06-02 | 2015-06-02 | A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104877491A CN104877491A (en) | 2015-09-02 |
CN104877491B true CN104877491B (en) | 2017-12-19 |
Family
ID=53945183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510295042.7A Expired - Fee Related CN104877491B (en) | 2015-06-02 | 2015-06-02 | A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104877491B (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1511901A (en) * | 2002-12-27 | 2004-07-14 | 深圳市海川实业股份有限公司 | High performance metal filling building decorative paint |
CN100357378C (en) * | 2005-01-05 | 2007-12-26 | 中国科学院过程工程研究所 | Insulating mold coating and its uses |
US8163850B2 (en) * | 2009-02-06 | 2012-04-24 | Eastman Chemical Company | Thermosetting polyester coating compositions containing tetramethyl cyclobutanediol |
CN103788838B (en) * | 2013-03-26 | 2015-12-09 | Ppg涂料(天津)有限公司 | A kind of coating composition and preparation method thereof |
CN103396725B (en) * | 2013-08-06 | 2015-08-12 | 信和新材料股份有限公司 | Emulation copper coating and production technique thereof |
-
2015
- 2015-06-02 CN CN201510295042.7A patent/CN104877491B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN104877491A (en) | 2015-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104109438B (en) | Heat-reflecting heat-insulating baking varnish coating and preparation method thereof | |
CN101195725B (en) | Heat-insulating energy-saving paint for vehicle and method for producing the same | |
CN101870842B (en) | Aqueous cold pigment double-coat multifunctional thermal-insulation external wall paint and preparation method thereof | |
WO2017028471A1 (en) | Water-based reflective heat-insulating faux stone texture coating system for construction and preparation method thereof | |
CN104151970B (en) | Hydrate colour transparent heat insulating dope and preparation method and using method | |
CN104312341A (en) | Reflective heat-insulation type really stone paint and preparation method thereof | |
CN109233493B (en) | High-reflectivity acrylic acid heat-shielding coating and preparation method thereof | |
CN103396715B (en) | Colorful heat-reflecting insulating coating and production method thereof | |
CN111138961A (en) | Finish paint and preparation method thereof | |
CN106634349A (en) | Color reflection heat insulation and temperature reduction paint and preparation method thereof | |
CN105755800A (en) | A thermal reflective coating cloth | |
CN106085048A (en) | A kind of preparation method of thermal-insulating external-wall coating | |
CN108102482A (en) | A kind of reflective heat-insulation paint and preparation method thereof | |
CN104877509B (en) | A kind of anti-hot heat radiating type Automobile Coatings | |
CN105368294B (en) | A kind of environment-friendly water-based car paint of high gloss impact resistance and preparation method thereof | |
CN109913063A (en) | A kind of anti-graffiti interior wall sealing wax of fluorescence and preparation method thereof | |
CN114507471B (en) | Intermediate coating for wet-on-wet coating process and preparation method and application thereof | |
CN103770412B (en) | The changeable colors along with angle type vehicle flashing paint that ornamental and weatherability is held concurrently excellent | |
CN104877491B (en) | A kind of anti-hot heat insulation type automobile paint gloss oil and metallized finish | |
CN105131755B (en) | A kind of preparation method of the self-crosslinking true mineral varnish of liquid sliver | |
CN107987597A (en) | Heat insulating coatings used for building exterior wall and preparation method thereof | |
CN116120794B (en) | Passive radiation cooling composite coating and preparation method thereof | |
CN107189660B (en) | A kind of composite liquefied granite coating of reflective insulation and preparation method thereof | |
CN113861744B (en) | Radiation refrigeration coating with high reflectivity and preparation method and application thereof | |
CN112920696A (en) | Water-based energy-saving baking paint for heavy machinery cab and application thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 Termination date: 20210602 |
|
CF01 | Termination of patent right due to non-payment of annual fee |