CN1568704A - Composite nanometer antibiotic material, preparation method and products thereof - Google Patents
Composite nanometer antibiotic material, preparation method and products thereof Download PDFInfo
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- CN1568704A CN1568704A CN 200410019096 CN200410019096A CN1568704A CN 1568704 A CN1568704 A CN 1568704A CN 200410019096 CN200410019096 CN 200410019096 CN 200410019096 A CN200410019096 A CN 200410019096A CN 1568704 A CN1568704 A CN 1568704A
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Abstract
A combined nano antiseptic material and its preparation method and products are disclosed. The advantages of the invention lie in 1.combining different antiseptic material and preparing combined nano antiseptic material, taking advantage of synergism and coupling effect of between nano particle, promoting the antiseptic ability 2.The combined antiseptic material has wide spectrum antiseptic function and killing effect to staphylococcus aureus etc. 3.The method can be used in producing sorts of bacteria and virus killing antiseptic material ,such as antiseptic fabric, latex etc.
Description
(1) technical field:
The invention belongs to chemical field, particularly a kind of combined nano anti-biotic material and preparation method thereof and product.
(2) background technology:
Nano antibacterial agent is a kind of novel antibacterial material based on nanometer technology that new development is in recent years got up, it because of have quantum effect, small-size effect and have great specific surface area have traditional inorganic antiseptic incomparable excellent antibacterial effect, have persistence, warm tolerance and be difficult for producing advantage such as drug resistance.The scientific research personnel utilizes the nano-antibacterial technology to develop antimicrobial product and medical protection articles for use such as novel protective mask, novel isolating and protecting clothes.Present most antibacterial agent uses is single antibacterial mechanisms (, biological antibiotic antibiotic as nano metal or metal ion, the absorption of inorganic matter nanometer antibiotic etc.), and long sterilizing time, sterilization kind and effect are limited.Along with the modern to self residing environment and healthy pay attention to day by day, people require also more and more higher to the anti-microbial property of anti-biotic material.
(3) summary of the invention:
The object of the present invention is to provide a kind of combined nano anti-biotic material and preparation method thereof and product, it is made by this preparation method, and this case is said to have anti-biotic material efficient, quick, the broad-spectrum sterilization function, and the scope that is widely used.
Technical scheme of the present invention: a kind of combined nano anti-biotic material, the main component that it is characterized in that it comprises silver-series antibacterial agent, nano zine oxide and titanium dioxide and has the nano composite material of adsorption function that the molar ratio of each composition is: Ti: Ag: Zn: high absorption nano material=1: 0.01～0.1: 0.01～0.1: 0.01～0.2.
A kind of preparation method of combined nano anti-biotic material is characterized in that it is made of following steps:
(1) prepares nano zine oxide, silver-series antibacterial agent, nano composite material and TiO 2 sol respectively with adsorption function;
(2) utilize modifier respectively silver-series antibacterial agent, nano zine oxide and nano composite material with adsorption function to be carried out surface modification, to increase the affinity of they and matrix (as lining, plastics, emulsion products etc.);
(3) the above-mentioned three kinds of anti-biotic materials with different antibacterial mechanisms after the modification are joined TiO with the definite composition ratio
2In the colloidal sol, formation comprises nano zine oxide, silver-series antibacterial agent, have the colloidal sol of the combination anti-biotic material of the nano composite material of adsorption function and nano titanium oxide, and the molar ratio of each composition of combination anti-biotic material is: Ti: Ag: Zn: high absorption nano material=1: 0.01～0.1: 0.01～0.1: 0.01～0.2.
Nano zine oxide adopts the direct precipitation method preparation in the above-mentioned said step (1), raw material be zinc sulphate and and carbonic hydroammonium; The sulfuric acid zinc concentration is 0.1-1.0molL
-1, the concentration of carbonic hydroammonium is 0.5-2.0molL
-1, at 60-100 ℃ of stirring reaction 1-2h.
Silver-series antibacterial agent adopts carrier silica is immersed in the silver salt solution in the above-mentioned said step (1), makes 40-50 ℃ of method that stirs 1-2 hour filtration washing down.
TiO 2 sol adopts the sol-gel processing preparation in the above-mentioned said step (1), is raw material with the butyl titanate, makes by the method for controlling hydrolysis; Butyl titanate: ethanol: water: glacial acetic acid=1: 5-20: 1-4: 5-20.
The desirable titanate coupling agent of modifier, silane coupler or stearic acid surfactant in the above-mentioned said step (2), the mass content of modifier is 1～5%.
Matrix in the above-mentioned said step (2) can be lining, plastics, latex series products.
A kind of product that is made by combined nano anti-biotic material and preparation method is characterized in that said combined nano anti-biotic material and the prepared anti-biotic material of preparation method make antibiotic facing material, antibiotic plastic, antibacterial latex series products through smearing with adding technology.
Operation principle of the present invention is: the present invention adopts the colloidal sol nanometer composite technology, anti-biotic material with different antibacterial mechanisms is combined, obtain the combined nano anti-biotic material, and by colloidal sol-gel or nanometer adding technique it is compound on fabric, knit fabric, plastics, the emulsion products, be processed into the product that has antibacterial functions accordingly.The main component of combined nano anti-biotic material comprises silver-series antibacterial agent, nano zine oxide and titanium dioxide, has the nano composite material of adsorption function.Wherein, silver-based inorganic antibacterial agent is as traditional inorganic antiseptic, and its antibacterial mechanisms is when contacting with germ, stripping Ag in slow release ground in the nano powder
+, Ag
+Be diffused in the cells of microorganisms, destroy intracellular protein structure, cause the dysbolism of cell, thereby cause germ death.Nano zine oxide and titanium dioxide are the photocatalysis antibacterial agent, make the organic matter decomposition and have bactericidal effect based on light-catalyzed reaction.Under ultraviolet ray or irradiation of sunlight, component reaction in the light induced electron-hole of generation and the cell and cause cell death.In addition, nano zine oxide itself also is a kind of inorganic antiseptic with good anti-microbial property, and it has very strong kill capability to various bacteria and virus, when contacting with bacterium, zinc ion slowly releases with bacterial cell membrane and memebrane protein and combines, and destroys its structure, reaches antibiotic purpose; Nano composite material with high absorption property has further improved the effect of combined nano antibacterial agent kill bacteria and virus by the strong absorption to bacterium and virus.
Superiority of the present invention is: 1, at the deficiency of single nano anti-biotic material, adopted nanometer combination antimicrobial technology with the anti-biotic material of the different antibacterial actions preparation combined nano anti-biotic material that combines, utilize the collaborative and coupling between the nano particle, improved antibacterial ability greatly; 2, the anti-biotic material with this method development has the broad-spectrum antiseptic function, and it has good kill activity to multiple germs (poison) such as staphylococcus aureus, enteropathogenic E, gonococcus, syphilis fungus; 3, this method can be used to make to bacterium and viral various anti-biotic materials such as antibiotic facing material with kill activity, antibiotic plastic, antibacterial latex product etc.
(4) embodiment:
The invention will be further described in conjunction with the embodiments:
Embodiment 1: the preparation of antibiotic facing material
1, the preparation of (a) nano zine oxide: the sulfuric acid zinc concentration is 1.0molL
-1, the concentration of carbonic hydroammonium is 2.0molL
-1, at 80 ℃ of stirring reaction 2h.
(b) TiO
2The preparation of colloidal sol: butyl titanate: ethanol: water: glacial acetic acid=1: 9: 3: 10.
2, adopt titanate coupling agent respectively silver-series antibacterial agent, nano zine oxide and high-absorption material to be carried out surface modification, the quality consumption of titanate esters is 3%.
3, these the three kinds anti-biotic materials with different antibacterial mechanisms after the modification are joined TiO with the definite composition ratio
2In the colloidal sol, obtain making up anti-biotic material colloidal sol, the molar ratio of each composition of combination anti-biotic material is: Ti: Ag: Zn: high absorption nano material=1: 0.01: 0.01: 0.01, then colloidal sol is applied on the lining equably, and 50 ℃ of dry backs obtain antimicrobial product.
Antibacterial experiment the results are shown in the subordinate list 1.
Embodiment 2: the preparation of antibiotic plastic
Method is identical with embodiment 1, the difference part is not to be that the combined nano anti-biotic material colloidal sol that will obtain directly is applied on the matrix, but with colloidal sol through gelation, vacuum drying, the nano powder that obtains after the ball-milling treatment evenly adds in the plastics, and the mass content of nano powder is 2%.
Antibacterial experiment the results are shown in subordinate list 1.
Embodiment 3: the preparation of antibacterial latex product
Method is identical with embodiment 2, and difference is combination anti-biotic material nano powder is added in the emulsion products, and the mass content of nano powder is 2%.
Antibacterial experiment the results are shown in subordinate list 1.
The antibacterial experiment result of table 1 anti-biotic material
| Anti-biotic material | Sterilizing rate (%) 10 minutes | ||||
| Staphylococcus aureus | Colibacillus | Gonococcus | Syphilis fungus | HIV virus | |
| Antibiotic facing material | ????93 | ????90 | ????80 | ????76 | ????78 |
| Antibiotic plastic | ????94 | ????92 | ????82 | ????78 | ????80 |
| The antibacterial latex product | ????92 | ????95 | ????79 | ????80 | ????79 |
Claims (9)
1, a kind of combined nano anti-biotic material, the main component that it is characterized in that it comprises silver-series antibacterial agent, nano zine oxide and titanium dioxide and has the nano composite material of adsorption function that the molar ratio of each composition is: Ti: Ag: Zn: high absorption nano material=1: 0.01～0.1: 0.01～0.1: 0.01～0.2.
2, a kind of preparation method of combined nano anti-biotic material is characterized in that it is made of following steps:
(1) prepares nano zine oxide, silver-series antibacterial agent, nano composite material and TiO 2 sol respectively with adsorption function;
(2) utilize modifier respectively silver-series antibacterial agent, nano zine oxide and nano composite material with adsorption function to be carried out surface modification, to increase the affinity of they and matrix (as lining, plastics, emulsion products etc.);
(3) the above-mentioned three kinds of anti-biotic materials with different antibacterial mechanisms after the modification are joined TiO with the definite composition ratio
2In the colloidal sol, formation comprises nano zine oxide, silver-series antibacterial agent, have the colloidal sol of the combination anti-biotic material of the nano composite material of adsorption function and nano titanium oxide, and the molar ratio of each composition of combination anti-biotic material is: Ti: Ag: Zn: high absorption nano material=1: 0.01～0.1: 0.01～0.1: 0.01～0.2.
3, according to the preparation method of the said a kind of combined nano anti-biotic material of claim 2, it is characterized in that nano zine oxide adopts the direct precipitation method preparation in the said step (1), raw material be zinc sulphate and and carbonic hydroammonium; The sulfuric acid zinc concentration is 0.1-1.0molL
-1, the concentration of carbonic hydroammonium is 0.5-2.0molL
-1, at 60-100 ℃ of stirring reaction 1-2h.
4, according to the preparation method of the said a kind of combined nano anti-biotic material of claim 2, it is characterized in that silver-series antibacterial agent adopts in the carrier silica immersion silver salt solution in the said step (1), make 40-50 ℃ of method that stirs 1-2 hour filtration washing down.
5, according to the preparation method of the said a kind of combined nano anti-biotic material of claim 2, it is characterized in that TiO 2 sol adopts the sol-gel processing preparation in the said step (1), be raw material with the butyl titanate, make by the method for controlling hydrolysis; Butyl titanate: ethanol: water: glacial acetic acid=1: 5-20: 1-4: 5-20.
6, according to the preparation method of the said a kind of combined nano anti-biotic material of claim 2, it is characterized in that the desirable titanate coupling agent of modifier, silane coupler or stearic acid surfactant in the said step (2), the mass content of modifier is 1～5%.
7,, it is characterized in that the matrix in the said step (2) can be lining, plastics, latex series products according to the preparation method of the said a kind of combined nano anti-biotic material of claim 2.
8, a kind of product that is made by combined nano anti-biotic material and preparation method is characterized in that said combined nano anti-biotic material and the prepared anti-biotic material of preparation method make antibiotic facing material, antibiotic plastic, antibacterial latex series products through smearing with adding technology.
9, said according to Claim 8 a kind of product that is made by combined nano anti-biotic material and preparation method is characterized in that wherein the mass content of anti-biotic material is 1～5%.
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| CN 200410019096 CN1568704A (en) | 2004-04-29 | 2004-04-29 | Composite nanometer antibiotic material, preparation method and products thereof |
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|---|---|---|---|
| CN 200410019096 CN1568704A (en) | 2004-04-29 | 2004-04-29 | Composite nanometer antibiotic material, preparation method and products thereof |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100340616C (en) * | 2006-01-17 | 2007-10-03 | 福州大学 | Method for preparing composite sterilization coating |
| CN100436089C (en) * | 2005-11-14 | 2008-11-26 | 深圳清华大学研究院 | Method for mfg. sterilizing nano plates |
| CN101886328A (en) * | 2010-06-19 | 2010-11-17 | 兰州三毛实业股份有限公司 | Antibacterial treatment process of worsted fabric |
| CN101912638A (en) * | 2010-07-26 | 2010-12-15 | 郭云童 | Nano silver-carrying-silicon dioxide catheter and production method thereof |
| CN101934170B (en) * | 2009-06-30 | 2012-07-04 | 郭春樱 | Air filter screen with nano-antibacterial and deodorization effects and manufacturing method thereof |
| CN102573501A (en) * | 2009-08-27 | 2012-07-11 | 聚合物华润有限公司 | Nano silver-zinc oxide composition |
| CN102864443A (en) * | 2011-07-05 | 2013-01-09 | 刘洪均 | Coating method of matrix |
| CN101402844B (en) * | 2008-03-14 | 2013-04-03 | 东莞拓扑实业有限公司 | UV proof, antimicrobial nano-function powder and method of producing the same |
| CN103015166A (en) * | 2012-12-13 | 2013-04-03 | 北京航空航天大学 | Nano-silver antibacterial fabric and preparation method thereof |
| CN103392738A (en) * | 2013-08-21 | 2013-11-20 | 罗满知 | Inorganic nanometer silver-zinc composite transparent antiseptic and preparation method thereof |
| CN104665690A (en) * | 2015-02-12 | 2015-06-03 | 金红叶纸业集团有限公司 | Paper extractor |
| CN106106522A (en) * | 2016-06-23 | 2016-11-16 | 中国人民解放军军事医学科学院卫生学环境医学研究所 | A kind of nano zine oxide carries silver chitosan compound anti-bacteria agent and preparation method thereof |
| CN106702728A (en) * | 2016-07-13 | 2017-05-24 | 东莞市恩科化工有限公司 | Ag-TIO2 composite antibacterial agent and preparation method thereof |
| CN107779493A (en) * | 2017-10-25 | 2018-03-09 | 安徽古尔特科技有限公司 | ZnO nano particle suppresses the New function of Escherichia coli Growth |
| CN108064881A (en) * | 2016-11-14 | 2018-05-25 | 佛山市顺德区美的电热电器制造有限公司 | A kind of argentiferous titanium dioxide composite antibacterial agent and preparation method thereof and antibiotic paint and preparation method thereof |
| CN108530856A (en) * | 2018-03-09 | 2018-09-14 | 苏州科逸住宅设备股份有限公司 | A kind of high resistant antibacterial resin composition of nanometer and sheet molding compound and high resistant antibacterial bathtub |
| CN110387077A (en) * | 2019-07-29 | 2019-10-29 | 深圳市圆方科技新材料有限公司 | A kind of manufacturing method and antibiotic plastic of antibiotic plastic |
| CN110437619A (en) * | 2019-08-19 | 2019-11-12 | 包天钦 | A kind of preparation method of the foamed silica gel composite antibacterial material of nanometer Ag-TiO2 load |
| CN110591300A (en) * | 2018-06-12 | 2019-12-20 | 浙江大学宁波理工学院 | Composite antibacterial material and preparation method thereof |
| CN110655712A (en) * | 2019-09-04 | 2020-01-07 | 深圳市圆方科技新材料有限公司 | Antibacterial fresh-keeping plastic film and manufacturing method thereof |
| CN111705505A (en) * | 2020-07-01 | 2020-09-25 | 湖南臻和亦康医疗用品有限公司 | Preparation method of medical protective clothing antibacterial fabric |
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2004
- 2004-04-29 CN CN 200410019096 patent/CN1568704A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100436089C (en) * | 2005-11-14 | 2008-11-26 | 深圳清华大学研究院 | Method for mfg. sterilizing nano plates |
| CN100340616C (en) * | 2006-01-17 | 2007-10-03 | 福州大学 | Method for preparing composite sterilization coating |
| CN101402844B (en) * | 2008-03-14 | 2013-04-03 | 东莞拓扑实业有限公司 | UV proof, antimicrobial nano-function powder and method of producing the same |
| CN101934170B (en) * | 2009-06-30 | 2012-07-04 | 郭春樱 | Air filter screen with nano-antibacterial and deodorization effects and manufacturing method thereof |
| CN102573501A (en) * | 2009-08-27 | 2012-07-11 | 聚合物华润有限公司 | Nano silver-zinc oxide composition |
| CN102573501B (en) * | 2009-08-27 | 2015-11-25 | 聚合物华润有限公司 | Nano silver-zinc oxide composition |
| CN101886328A (en) * | 2010-06-19 | 2010-11-17 | 兰州三毛实业股份有限公司 | Antibacterial treatment process of worsted fabric |
| CN101886328B (en) * | 2010-06-19 | 2012-01-18 | 兰州三毛实业股份有限公司 | Antibacterial treatment process of worsted fabric |
| CN101912638A (en) * | 2010-07-26 | 2010-12-15 | 郭云童 | Nano silver-carrying-silicon dioxide catheter and production method thereof |
| CN102864443A (en) * | 2011-07-05 | 2013-01-09 | 刘洪均 | Coating method of matrix |
| CN103015166A (en) * | 2012-12-13 | 2013-04-03 | 北京航空航天大学 | Nano-silver antibacterial fabric and preparation method thereof |
| CN103015166B (en) * | 2012-12-13 | 2014-08-13 | 北京航空航天大学 | Nano-silver antibacterial fabric and preparation method thereof |
| CN103392738A (en) * | 2013-08-21 | 2013-11-20 | 罗满知 | Inorganic nanometer silver-zinc composite transparent antiseptic and preparation method thereof |
| CN104665690A (en) * | 2015-02-12 | 2015-06-03 | 金红叶纸业集团有限公司 | Paper extractor |
| CN104665690B (en) * | 2015-02-12 | 2018-06-19 | 金红叶纸业集团有限公司 | A kind of Dispenser |
| CN106106522A (en) * | 2016-06-23 | 2016-11-16 | 中国人民解放军军事医学科学院卫生学环境医学研究所 | A kind of nano zine oxide carries silver chitosan compound anti-bacteria agent and preparation method thereof |
| CN106106522B (en) * | 2016-06-23 | 2019-05-14 | 中国人民解放军军事医学科学院卫生学环境医学研究所 | A kind of nano zine oxide-load silver chitosan compound anti-bacteria agent and preparation method thereof |
| CN106702728A (en) * | 2016-07-13 | 2017-05-24 | 东莞市恩科化工有限公司 | Ag-TIO2 composite antibacterial agent and preparation method thereof |
| CN108064881A (en) * | 2016-11-14 | 2018-05-25 | 佛山市顺德区美的电热电器制造有限公司 | A kind of argentiferous titanium dioxide composite antibacterial agent and preparation method thereof and antibiotic paint and preparation method thereof |
| CN108064881B (en) * | 2016-11-14 | 2024-02-13 | 佛山市顺德区美的电热电器制造有限公司 | Silver-containing titanium dioxide composite antibacterial agent and preparation method thereof, and antibacterial coating and preparation method thereof |
| CN107779493A (en) * | 2017-10-25 | 2018-03-09 | 安徽古尔特科技有限公司 | ZnO nano particle suppresses the New function of Escherichia coli Growth |
| CN108530856A (en) * | 2018-03-09 | 2018-09-14 | 苏州科逸住宅设备股份有限公司 | A kind of high resistant antibacterial resin composition of nanometer and sheet molding compound and high resistant antibacterial bathtub |
| CN108530856B (en) * | 2018-03-09 | 2020-09-11 | 苏州科逸住宅设备股份有限公司 | Nano high-stain-resistance antibacterial resin composition, sheet molding compound and high-stain-resistance antibacterial bathtub |
| CN110591300A (en) * | 2018-06-12 | 2019-12-20 | 浙江大学宁波理工学院 | Composite antibacterial material and preparation method thereof |
| CN110387077A (en) * | 2019-07-29 | 2019-10-29 | 深圳市圆方科技新材料有限公司 | A kind of manufacturing method and antibiotic plastic of antibiotic plastic |
| CN110437619A (en) * | 2019-08-19 | 2019-11-12 | 包天钦 | A kind of preparation method of the foamed silica gel composite antibacterial material of nanometer Ag-TiO2 load |
| CN110655712A (en) * | 2019-09-04 | 2020-01-07 | 深圳市圆方科技新材料有限公司 | Antibacterial fresh-keeping plastic film and manufacturing method thereof |
| CN111705505A (en) * | 2020-07-01 | 2020-09-25 | 湖南臻和亦康医疗用品有限公司 | Preparation method of medical protective clothing antibacterial fabric |
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