CN202099367U - Metal anti-microbial coating being easy to clean - Google Patents
Metal anti-microbial coating being easy to clean Download PDFInfo
- Publication number
- CN202099367U CN202099367U CN2011201450248U CN201120145024U CN202099367U CN 202099367 U CN202099367 U CN 202099367U CN 2011201450248 U CN2011201450248 U CN 2011201450248U CN 201120145024 U CN201120145024 U CN 201120145024U CN 202099367 U CN202099367 U CN 202099367U
- Authority
- CN
- China
- Prior art keywords
- powder
- stainless steel
- coating
- metal
- microbial
- 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
Images
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The utility model discloses a metal anti-microbial coating being easy to clean, which is formed by metal substrates. An anti-microbial coating formed by silver power with anti-microbial valid amount and stainless steel powder is sprayed on the surface of the metal substrates in melting mode, and the silver powder and the stainless steel powder are arranged in the anti-microbial coating in physical mixing mode. The weight ratio of the silver powder and the stainless steel powder ranges from 0.5% to 10%, and the grain size of the silver powder ranges from 100 mesh size to 2000 mesh size. A layer of polytetrafluoroethylene coating is covered on the anti-microbial coating. The metal anti-microbial coating is easy to clean, has good sterilizing effect and can be widely used for being manufactured into various metal anti-microbial products.
Description
Technical field
The utility model relates to a kind of metal antibacterial material that contains antimicrobial coating, particularly relates to a kind of easy clean metal antibacterial coating.
Background technology
The applicant discloses a kind of antimicrobial coating and goods with anti-microbial property in patented claim WO2010/069104 A1; It utilizes supersonic flame to be coated with method or high-speed low temperature spraying method, and will to contain particle diameter be that the mixture meltallizing of 100 to 2000 purpose silver powder and powder of stainless steel forms antimicrobial coating on the surface of stainless steel substrate; Silver powder in this antimicrobial coating and powder of stainless steel exist with the form of physical doping, and the weight ratio of silver powder and powder of stainless steel is 0.01
～30%The antibacterial effect of this antimicrobial coating and goods and bactericidal index are very good, and purposes is very wide, can be widely used in facility or the like the field on the vehicles such as kitchen tools, medical apparatus and equipment, communal facility, automobile and aircraft.But this antimicrobial coating and goods are difficult for cleaning, result in hand cramps to use, and when arbitrarily covering one deck easy cleaning layer on antimicrobial coating or on the goods, its sterilizing ability just can not be brought into play, thereby antibacterial effect reduces greatly.
Summary of the invention
The utility model technical problem to be solved is to provide a kind of easy cleaning and antibacterial effect good metal antimicrobial substance still.
The utility model solves the technical scheme that its technical problem adopted: a kind of easy clean metal antibacterial coating; Constitute by metal base; The antimicrobial coating of forming by the silver powder and the powder of stainless steel of antimicrobial effective amount at said metallic substrate surface meltallizing one deck; Wherein said silver powder and powder of stainless steel are present in the said antimicrobial coating with the form of physical doping, and the weight ratio of said silver powder and said powder of stainless steel is 0.5～10%, and the particle diameter of said silver powder is 100 to 2000 orders; It is characterized in that, on said antimicrobial coating, cover one deck polytetrafluorethylecoatings coatings.
As the improvement of technique scheme, the thickness of said polytetrafluorethylecoatings coatings is 1～30 μ m.
Only if having clear and definite opposite expression; The following term of in specification sheets and claims, using has the following meaning: the term that uses among this paper " antibiotic " or " anti-microbial effect " refer to antibacterial and general name germicidal action; Term " antibacterial " or " bacteriostatic action " refer to suppress the effect of microorganism growth breeding, and term " sterilization " or " germicidal action " refer to the effect of kill microorganisms nourishing body and propagulum.
After the term that uses among this paper " physical doping " refers to that antibacterial metal and other metal (like stainless steel) form antimicrobial coating; The antibacterial metal particle is filled mutually in the substrate surface gap with other metallics and is formed the adulterated coating of physical particles, promptly in coating, can distinguish antimicrobial particle and metallics.
The beneficial effect of the utility model is: because the utility model has covered a polytetrafluorethylecoatings coatings on antimicrobial coating, make antimicrobial coating and goods be prone to cleaning, and easy to use; Simultaneously still can have good antibacterial effect.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
With reference to Fig. 1; The application relates to has the metal antibacterial material of decorating resist; Be made up of metal base 1, be coated with method or high-speed low temperature spraying method meltallizing one deck antimicrobial coating 2 at metal base 1 surface by utilizing supersonic flame, antimicrobial coating 2 comprises the silver powder and the powder of stainless steel of antimicrobial effective amount; Wherein said silver powder and powder of stainless steel are present in the said antimicrobial coating with the form of physical doping; The weight ratio of said silver powder and said powder of stainless steel is 0.5～10%, and the particle diameter of said silver powder is 100 to 2000 orders, on said antimicrobial coating 2, covers one deck polytetrafluorethylecoatings coatings 3.
In some preferred embodiment, the thickness of said polytetrafluorethylecoatings coatings is 1～30 μ m.
In certain embodiments; The silver powder, copper powder and the powder of stainless steel that comprise antimicrobial effective amount in the antimicrobial coating; Wherein said silver powder, copper powder and powder of stainless steel are present in the said antimicrobial coating with the form of physical doping, and the weight ratio of said silver powder and said powder of stainless steel is 1～10%, and the weight ratio of said copper powder and said powder of stainless steel is 0.1～40%; The particle diameter of said silver powder is 100 to 2000 orders, on said antimicrobial coating, covers one deck polytetrafluorethylecoatings coatings.
In certain embodiments; The silver powder and the Ni-based chromium stainless steel powder that comprise antimicrobial effective amount in the antimicrobial coating; Wherein said silver powder and Ni-based chromium stainless steel powder are present in the said antimicrobial coating with the form of physical doping; And the weight ratio of said silver powder and said Ni-based chromium stainless steel powder is 0.5～10%, and the particle diameter of said silver powder is 100 to 2000 orders, on said antimicrobial coating, covers one deck polytetrafluorethylecoatings coatings.
In certain embodiments; The silver powder and the cobalt-based chromium stainless steel powder that comprise antimicrobial effective amount in the antimicrobial coating; Wherein said silver powder and cobalt-based chromium stainless steel powder are present in the said antimicrobial coating with the form of physical doping; And the weight ratio of said silver powder and said cobalt-based chromium stainless steel powder is 0.5～10%, and the particle diameter of said silver powder is 100 to 2000 orders, on said antimicrobial coating, covers one deck polytetrafluorethylecoatings coatings.
In certain embodiments; The silver powder and the iron-based chromium stainless steel powder that comprise antimicrobial effective amount in the antimicrobial coating; Wherein said silver powder and iron-based chromium stainless steel powder are present in the said antimicrobial coating with the form of physical doping; And the weight ratio of said silver powder and said iron-based chromium stainless steel powder is 0.5～10%, and the particle diameter of said silver powder is 100 to 2000 orders, on said antimicrobial coating, covers one deck polytetrafluorethylecoatings coatings.
In certain embodiments; The element to the human body beneficial that also contains trace in the antimicrobial coating, the instance to human body beneficial's element that can be included in the application's the antimicrobial coating includes but not limited to potassium, calcium, zinc, chromium, nickel, cobalt, manganese, iron, magnesium, molybdenum, titanium and any mixture thereof.
The instance that can be used in the application's metal base includes but not limited to ferrous metal, non-ferrous metal, alloy or stainless steel.
The instance that can be used in the ferrous metal of the application's metal base includes but not limited to iron, manganese, chromium.
The instance that can be used in the non-ferrous metal of the application's metal base includes but not limited to copper, nickel, cobalt, lead, zinc, tin, antimony, titanium, zirconium, molybdenum, tungsten, scandium.
The instance that can be used in the alloy of the application's metal base includes but not limited to iron and steel, duraluminum, copper alloy, magnesiumalloy, nickelalloy, tin alloy, titanium alloy, zinc alloy.
The stainless instance that can be used in the application's metal base includes but not limited to martensite type stainless steel, Austenitic stainless steel, ferrite type stainless steel and biphasic or bipolar type stainless steel etc.
Embodiment 1:
With 1g silver powder and the Ni-based chromium stainless steel powder of 99g (NiCr-Cr
3C
2) in the container that is fit to, mix, blast alligatoring clean is carried out on surface to be processed, make its surface roughness Ra reach 0.7～15 μ m; Use HVAF method (HVAF or HVOF), (particle's velocity is 160m/s during spraying) is injected in finished surface with mixed powder under fast state; The antibacterial metal coating that obtains; With the remelting method that dusts, be about to powdery and contain a polytetrafluoroethylmaterial material again, be added on the surface of antibacterial metal coating with spray method; The remelting of heating again forms the polytetrafluorethylecoatings coatings that a layer thickness is 5 μ m.
Guangdong Province microbiological analysis inspection center has carried out the anti-microbial property detection, analyzing and testing result such as table 1 to the metal antibacterial material that embodiment 1 obtains:
Table 1
| Test microbes | The viable count (cfu/ sheet) that directly obtains after the no processing sample sheet inoculation | The viable count (cfu/ sheet) that 24h obtains is placed in no processing sample sheet inoculation back | The viable count (cfu/ sheet) that 24h obtains is placed in antibiotic coupons inoculation back | The anti-microbial activity value | Antibiotic rate (%) |
| Streptococcus aureus | 2.7×10 5 | 3.8×10 5 | ＜20 | ＞4.28 | 99.99 |
Result by table 1 can know, after covering one deck polytetrafluorethylecoatings coatings on the antimicrobial coating, its antibacterial effect is still good, and the anti-microbial activity value is greater than 4.28, and antibiotic rate is greater than 99.99%, the viable count of 24h＜20.
Embodiment 2:
The 5g silver powder is mixed in the container that is fit to 95g cobalt-based chromium stainless steel powder, blast alligatoring clean is carried out on surface to be processed, make its surface roughness Ra reach 0.7～5 μ m; Use the high-speed low temperature spraying method; (particle's velocity is 150m/s during spraying) is injected in finished surface with mixed powder under fast state, the antibacterial metal coating that obtains; The reusable heat curing; Be about to contain a PTFE film material, with being covered with its surface after the remelting of heating and pressurizing method, making and on antimicrobial coating, forming a layer thickness is the polytetrafluorethylecoatings coatings of 10 μ m.
Guangdong Province microbiological analysis inspection center has carried out the anti-microbial property detection, analyzing and testing result such as table 2 to the metal antibacterial material that embodiment 2 obtains:
Table 2
| Test microbes | The viable count (cfu/ sheet) that directly obtains after the no processing sample sheet inoculation | The viable count (cfu/ sheet) that 24h obtains is placed in no processing sample sheet inoculation back | The viable count (cfu/ sheet) that 24h obtains is placed in antibiotic coupons inoculation back | The anti-microbial activity value | Antibiotic rate (%) |
| Streptococcus aureus | 3.6×10 5 | 2.7×10 5 | 9.6×10 2 | 2.45 | 99.64 |
Result by table 2 can know that after covering one deck polytetrafluorethylecoatings coatings on the antimicrobial coating, its antibacterial effect is still good, and the anti-microbial activity value is 2.45, and antibiotic rate is 99.64%, and the viable count of 24h is 9.6 * 10
2
Though more than combine accompanying drawing to describe the embodiment of the utility model, those skilled in the art can make various distortion or modification within the scope of the appended claims.
Claims (2)
1. an easy clean metal antibacterial coating is made up of metal base, at said metallic substrate surface meltallizing one deck antimicrobial coating, it is characterized in that, on said antimicrobial coating, covers one deck polytetrafluorethylecoatings coatings.
2. a kind of easy clean metal antibacterial coating according to claim 1 is characterized in that, the thickness of said polytetrafluorethylecoatings coatings is 1～30 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201450248U CN202099367U (en) | 2011-05-10 | 2011-05-10 | Metal anti-microbial coating being easy to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201450248U CN202099367U (en) | 2011-05-10 | 2011-05-10 | Metal anti-microbial coating being easy to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202099367U true CN202099367U (en) | 2012-01-04 |
Family
ID=45385391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201450248U Expired - Fee Related CN202099367U (en) | 2011-05-10 | 2011-05-10 | Metal anti-microbial coating being easy to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202099367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824718A (en) * | 2016-12-29 | 2017-06-13 | 苏州市相城区星火粉沫涂料厂 | A kind of corrosion-resistant anti-electrostatic fire retardant type guard of antibacterial and its production technology |
-
2011
- 2011-05-10 CN CN2011201450248U patent/CN202099367U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824718A (en) * | 2016-12-29 | 2017-06-13 | 苏州市相城区星火粉沫涂料厂 | A kind of corrosion-resistant anti-electrostatic fire retardant type guard of antibacterial and its production technology |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhao et al. | Development and evaluation of electroless Ag-PTFE composite coatings with anti-microbial and anti-corrosion properties | |
| Herrera et al. | Adhesion and detachment kinetics of several strains of Staphylococcus aureus subsp. aureus under three different experimental conditions | |
| Reyes-Vidal et al. | Electrodeposition, characterization, and antibacterial activity of zinc/silver particle composite coatings | |
| AU734162B2 (en) | Inhibition of bacterial growth | |
| US20200299843A1 (en) | Method of applying an antimicrobial surface coating to a substrate | |
| JP6362216B2 (en) | Method for retaining and using high concentrations of dissolved copper on useful product surfaces | |
| De Vietro et al. | Aerosol-assisted low pressure plasma deposition of antimicrobial hybrid organic-inorganic Cu-composite thin films for food packaging applications | |
| Paladini et al. | Development of antibacterial and antifungal silver‐coated polyurethane foams as air filtration units for the prevention of respiratory diseases | |
| CN101748470A (en) | Antibacterial stainless steel with electrochemical oxidation film | |
| Tide et al. | The influence of welding procedures on bacterial colonization of stainless steel weldments | |
| CN202099367U (en) | Metal anti-microbial coating being easy to clean | |
| Fernández-Gómez et al. | Development and characterization of anti-biofilm coatings applied by Non-Equilibrium Atmospheric Plasma on stainless steel | |
| CN100581636C (en) | Cu-Ag antimicrobial filtering metal material and preparing method and application thereof | |
| AU2014292022B2 (en) | Composite coatings of oxidized and/or phosphorous copper | |
| TWI402363B (en) | Antibiotic alloy material composition | |
| CN101244352A (en) | Netted Cu antimicrobial filtering metallic material and preparation thereof | |
| Fu et al. | The key to maximizing the benefits of antimicrobial and self-cleaning coatings is to fully determine their risks | |
| CN102563875A (en) | Enamel inner container of antibacterial electric water heater and manufacturing method thereof | |
| CN202054883U (en) | Antibacterial stainless steel containing copper and cerium on surface | |
| Yilmaz Atay et al. | Antibacterial polymeric coatings with synthesized silver nanoparticles | |
| CN100348338C (en) | Coating method using synthetic resin including nano-silver powder via ultrasonic waves | |
| Paton et al. | Antimicrobial surfaces for use on inhabited space craft: A review | |
| Zhu et al. | Bio-based poly (ethylene furanoate)/ZnO transparent thin films with improved water vapor barrier and antibacterial properties for food packaging application | |
| Al-Athel et al. | Effect of Ni and Zn elements on the microstructure and antibacterial properties of Cu coatings | |
| Kaur et al. | Fabrication and characterization of nano-hydroxyapatite particles and assessment of the effect of their supplementation on growth of bacterial root endosymbionts of cowpea |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20170510 |