CN1873048A - Method for manufacturing surface by bacteriostatic basis material of silver oxide film - Google Patents
Method for manufacturing surface by bacteriostatic basis material of silver oxide film Download PDFInfo
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- CN1873048A CN1873048A CN 200510075203 CN200510075203A CN1873048A CN 1873048 A CN1873048 A CN 1873048A CN 200510075203 CN200510075203 CN 200510075203 CN 200510075203 A CN200510075203 A CN 200510075203A CN 1873048 A CN1873048 A CN 1873048A
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Abstract
This invention discloses a method for preparing bactericidal substrate coated with silver oxide film. The method comprises: (1) forming a silver film with a thickness of 1-100 nm from silver particles on a substrate; (2) preparing an oxidation chamber; (3) placing the substrate in the oxidation chamber; (4) applying an electric current with a certain power and introducing oxygen to form plasma, and oxidizing the silver film to form silver oxide film. The bactericidal substrate has uniform color and stable properties.
Description
Technical field
The present invention relates to a kind of manufacture method, particularly relates to a kind of utilize the sputtering equipment that high-tech industry uses and the cooperation of oxidation furnaces, comes volume production how to have the manufacture method of the base material of the silver oxide film of rice grade.
Background technology
Vacuum splashing and plating is used in industries such as semi-conductor, photoelectricity, indicating meter, but its basic function by in the sputter semiconductor industry the rete of palpus, metal oxide, nitride as metal and non-metal kind, the sputter thickness of its application is between 5,000 ～10, between 000 (1.0 μ m),, still do not have any technology at present this high technology equipment is applied in the antibacterial film production manufacture view of Nai Miyin as the conductive layer or the insulation layer use of semiconductor material.So-called Nai Miyin is with " silver " in precious metal riceization how, be used in then on the various consumer's goods, because " silver ions " itself has bacteriostatic action widely, the Mi Huahou how, silver will become positively charged how nano silver ion, the positively charged how nano silver ion of this kind touches absorption mutually behind the electronegative microorganism cells, and puncture cell appearance makes inner sex change, reduce generative capacity, allow the cell can't metabolism and breeding, till necrocytosis, simultaneously this how nano silver ion can no consumption after destroying cell dissociates out, and keep original bacteriostasis, so its bacteriostasis can be lasting.
But present how riceization technology all focuses on how how to make the technical research of rice particulate, otherwise is attached on the application product again, and the manufacturing cost of its Nai Miyin own is very expensive.This case contriver then is the method for making that develops a cover escapable cost, this method for making mainly is to utilize the processing procedure of vacuum splashing and plating, on base material, form antibacterial silver-colored film, this silver-colored film of being made up of silver-colored particulate merely is to present golden yellow after manufacturing, but when the base material with silver-colored film was placed in the air after for some time, the silver particulate is easily by the oxidation of airborne oxygen institute, and little by little be transformed into faint yellow, though the color and luster of faint yellow silver-colored film is not poor, also have good fungistatic effect, still with regard to human consumer's position, product little by little fades after putting for some time, the human consumer can't accept, and very cause to have the instability quality illusion.
Summary of the invention
The objective of the invention is is providing the innovation of a kind of method for making, and can make the base material that makes have color and luster evenly, the surface of characteristic such as stable has the manufacture method of the antibacterial substrate of silver oxide film.
Manufacture method of the present invention comprises: the preparation that formation one deck is piled up the silver-colored film that forms by silver-colored particulate on a ground has the step of the base material of silver-colored film; The invention is characterized in: this manufacture method also comprises:
The preparation oxidation chamber;
The ground that forms silver-colored film is seated in the oxidation chamber; And
Silver oxide film: in oxidation chamber, charge into oxygen and starch, and pass to the electric current of predetermined power, make the silver-colored particulate reaction on Sauerstoffatom and the silver-colored film form silver suboxide to form electricity.
Borrow force allow silver-colored film in moulding after snperoxiaized step not only can be possessed the bacteriostatic effect, the antibacterial substrate that aforementioned method for making is made also can be kept even, stable color and luster for a long time.
Description of drawings
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is a kind of side-view of base material;
Fig. 2 is the sectional view of an oxidation furnaces, and this oxidation furnaces is the base material that is used for making as shown in Figure 1; And
Fig. 3 is the schema of a preferred embodiment of manufacture method of the present invention.
Embodiment
Consult Fig. 1, one preferred embodiment of manufacture method of the present invention is to be used for making an antibacterial substrate 2, described antibacterial substrate 2 comprises a ground 21, and one be molded on the surface 211 of ground 21 and thickness is 1～100 silver-colored film 22 of rice how, above-mentioned silver-colored film 22 in position be haply near ground 21 by particle diameter be 1～5 how the silver-colored particulate storehouse of rice form, and surperficial 221 position major parts of contiguous this silver film 22 are by silver suboxide (Ag
2O) form, just the silver-colored particulate of neighbouring surface 221 with the oxonium ion combination, this surperficial 221 have the base material 2 of silver oxide film 22, owing to be difficult for having other chemical reaction in air, so it has stable color and luster again.
More specifically, the general simple silver-colored film of being made up of silver-colored particulate 22 is to present golden yellow after manufacturing, and the present invention at base material 2 as yet not before the shipment, elder generation is with silver-colored film 22 oxidations of neighbouring surface 221, make it form the film of the silver suboxide form of difficult and airborne oxygen reaction, not only can keep uniform color and luster, also can allow the color and luster of antibacterial substrate 2 be consistent for a long time.
The material of above-mentioned ground 21 has no particular limits, and present embodiment is with for example: pliability grounds 21 such as cloth, nylon wire, gauze, paper roll, PVC film are the representative explanation.The article that just every hope has fungistatic effect all are applicable to the present invention, for example: filter material, plasthetics, medical treatment product, paper products, and fibre product or the like daily necessities.Concrete Application Areas contain fully human lives's scope food, clothing, live, OK.Wherein, so-called " filter material " for example is: air is with filter screen, water quality filter screen, cold air conditioner filter screen in the past, and some are seated in the antibacterial ball in the filtering element (cartridge).And that so-called " plasthetics " kind has is many, for example: the plastic material grain, in the past be used for loading the plastic cement bottle, cup of drink, be used for polythene bag, crisper, chopping block, the toothbrush of sheathing foodstuff, and the impeller rod of washing machine or the like in the past.And " medical treatment product " for example are: cover the gauze of wound, the patch of wrapping gauze, therapeutic medical packing bag, bottle, operation covering adhesive plaster, medical gloves, vest, beauty treatment adhesive tape, and mouth mask or the like." paper products " for example: dixie cup, carton etc." fibre product " of the present invention for example: sheet, quilt cover, bacterium socks, shoe-pad, clothing, curtain, towel, rag, clean wiping with towel or the like by the made article of fiber.
Cooperate and consult Fig. 2,3, in order to make antibacterial substrate 2 as shown in Figure 1, manufacture method of the present invention is to cooperate a sputtering equipment and an oxidation furnaces 1 to carry out, wherein this sputtering equipment mainly is the sputter target source that is provided with in a vacuum chamber of a vacuum cavity, on the sputter target source, place silver-colored target then, afterwards ground 21 is placed in this vacuum chamber, the storing mode of above-mentioned ground 21 can be batch-type or continous way, wherein batch-type is that the ground 21 that will prepare sputter directly is placed in vacuum chamber, and continous way is to utilize the continuous transmission of a transmission rig, makes the ground 21 of whole volume accept sputter processing through silver-colored target in a continuous manner.After ground 21 is put, in vacuum cavity, charge into one for example the gas of argon gas form electricity slurry, and pass to the electric current of predetermined power, silver atoms on the silver-colored target is spilt by the bombardment of electricity slurry, be deposited on the surface 211 of ground 21, form the how silver-colored film 22 with bacteriostasis efficacy of rice of thickness 1～100 at last.
And this oxidation furnaces 1 comprises: an oxidation chamber 11, is located at base station 12 in the oxidation chamber 111 of oxidation chamber 11, an oxygen is sent into inlet pipe 13, a vacuum-pumping system 14, an automatic pressure Controlling System 15 of oxidation chamber 111, and one and radio frequency (RF) power supply unit 16 of base station 12 electrical ties.The base material 2 that will deposit silver-colored film 22 during use is placed on the base station 12, answers device 16 to supply with these base station 12 AC power with the power supply merit then, oxygen is charged into form electricity slurry, the oxonium ion (O in the electricity slurry in this oxidation chamber 111 again
2-) can transmit toward the direction of silver-colored film 22, and and silver-colored film 22 in silver-colored particulate produce oxidizing reaction, form even, the stable silver suboxide of color and luster at last, above-mentioned silver suboxide not only has the bacteriostatic effect, with the prior oxidation of silver-colored particulate, can make the color of silver-colored film 22 keep stable under for a long time, because the action of aforementioned oxidation is to force in oxidation chamber 111 to carry out, therefore, the base material 2 of formation not only has stable color and luster, and the uniformity coefficient of its color and luster is also preferable.
More specifically, manufacture method of the present invention is to utilize the cooperation of a sputtering equipment and an oxidation furnaces 1 to carry out.Above-mentioned manufacture method comprises following procedure of processing:
Preparation has the base material 2 of silver-colored film 22: utilize a sputtering equipment to form one deck on a ground 21 and piled up by silver-colored particulate and form and how meter thickness is 1～100 silver-colored film 22.
The ground 21 that forms silver-colored film 22 is seated in the oxidation chamber 11.
Silver oxide film 22: in oxidation chamber 11, pass to the electric current of predetermined power, and charge into oxygen, make the silver-colored particulate reaction on oxonium ion and the silver-colored film 22 form silver suboxide to form the electricity slurry.
By above explanation as can be known, the present invention utilize sputtering equipment earlier on a ground 21 deposition one deck thickness be 1～100 silver-colored film 22 of rice and tool bacteriostasis efficacy how, utilize step obsessive oxidation step of elder generation's process before commodity dispatch from the factory of oxidation then, above-mentioned manufacture method is not only innovated, made base material 2 no matter be used in filter material, plasthetics, medical treatment product or fibre product or the like human daily life food, clothing, live, on the row, all have good fungistatic effect.Prior, this silver film 22 is in the position of neighbouring surface 221, pass through oxidation stain in advance, so selling or human consumer when using when base material 2 or by the made commodity of base material 2, its color and luster can maintain stable status for a long time, to avoid having the base material with silver oxide film 22 2 variable color in use for some time of fungistatic effect.
Claims (5)
1. a surface has the manufacture method of the antibacterial substrate of silver oxide film, comprises: the preparation that formation one deck is piled up the silver-colored film that forms by silver-colored particulate on a ground has the step of the base material of silver-colored film; It is characterized in that: this manufacture method also comprises:
The preparation oxidation chamber;
The ground that forms silver-colored film is seated in the oxidation chamber; And
Silver oxide film: in oxidation chamber, pass to the electric current of predetermined power, and charge into oxygen, make the silver-colored particulate reaction on oxonium ion and the silver-colored film form silver suboxide to form the electricity slurry.
2. the surface has the manufacture method of the antibacterial substrate of silver oxide film according to claim 1, it is characterized in that: the step that the surface has the base material of silver-colored film is to utilize a sputtering equipment to carry out, at first one sputter target source is set in a vacuum cavity inside of a sputtering equipment, on the sputter target source, place a silver medal target then, ground is seated in this vacuum cavity afterwards, in vacuum cavity, charge into a gas then and form the electricity slurry, and pass to the electric current of predetermined power, silver atoms on the silver-colored target is spilt by the bombardment of electricity slurry, and be deposited on surperficial this silver film of formation of going up of ground.
3. the surface has the manufacture method of the antibacterial substrate of silver oxide film as claimed in claim 1 or 2, it is characterized in that: the thickness of this silver film is 1～100 rice how.
4. the surface has the manufacture method of the antibacterial substrate of silver oxide film according to claim 1, it is characterized in that: this silver film be by one deck particle diameter at least 1～5 how the silver-colored particulate of rice pile up and form.
5. the surface has the manufacture method of the antibacterial substrate of silver oxide film according to claim 1, and it is characterized in that: this ground is to be selected from filtering material, plastic material, filamentary material, paper-like materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510075203 CN1873048A (en) | 2005-06-03 | 2005-06-03 | Method for manufacturing surface by bacteriostatic basis material of silver oxide film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200510075203 CN1873048A (en) | 2005-06-03 | 2005-06-03 | Method for manufacturing surface by bacteriostatic basis material of silver oxide film |
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| CN1873048A true CN1873048A (en) | 2006-12-06 |
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| CN 200510075203 Pending CN1873048A (en) | 2005-06-03 | 2005-06-03 | Method for manufacturing surface by bacteriostatic basis material of silver oxide film |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8178120B2 (en) * | 2008-06-20 | 2012-05-15 | Baxter International Inc. | Methods for processing substrates having an antimicrobial coating |
| US8454984B2 (en) | 2008-06-25 | 2013-06-04 | Baxter International Inc. | Antimicrobial resin compositions |
| CN103602945A (en) * | 2013-11-15 | 2014-02-26 | 许昌学院 | Method for synthesizing silver oxide semiconductor thin-film material through room temperature in-situ control |
-
2005
- 2005-06-03 CN CN 200510075203 patent/CN1873048A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8178120B2 (en) * | 2008-06-20 | 2012-05-15 | Baxter International Inc. | Methods for processing substrates having an antimicrobial coating |
| US8454984B2 (en) | 2008-06-25 | 2013-06-04 | Baxter International Inc. | Antimicrobial resin compositions |
| CN103602945A (en) * | 2013-11-15 | 2014-02-26 | 许昌学院 | Method for synthesizing silver oxide semiconductor thin-film material through room temperature in-situ control |
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