CN1687200A - Method of applying inorganic carrier nano silver powder in preparing antibiosis plastic - Google Patents
Method of applying inorganic carrier nano silver powder in preparing antibiosis plastic Download PDFInfo
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- CN1687200A CN1687200A CN 200510049757 CN200510049757A CN1687200A CN 1687200 A CN1687200 A CN 1687200A CN 200510049757 CN200510049757 CN 200510049757 CN 200510049757 A CN200510049757 A CN 200510049757A CN 1687200 A CN1687200 A CN 1687200A
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Abstract
The present invention discloses an application method of nano-silver powder using inorganic ultrafine powder as carrier in preparation of anti-bacterial plastics. Said invention adopts a modifying agent to modify the nano silver powder using inorganic ultrafine powder as carrier, then makes the modified powder be rotationally coated on the treated plastic surface so as to obtain the invented anti-bacterial film. It is applicable to plastics of PP, PS, HDPE, LDPE, PVC, PC and ABS, etc and obtain obvious antibacterial effect.
Description
Technical field
The present invention relates to a kind of application method of inorganic carrier nano silver powder, especially relate to the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic.
Background technology
Inorganic carrier nano silver powder is widely used for making antimicrobial macromolecule polymkeric substance etc. by people and possesses antibacterial and type material bactericidal property because of it has good antimicrobial property, it can keep the cleaning of material self, reduces the cross infection because of using the common plastics goods to cause.As disclosing a kind of mother particles of antibacterial plastics and the application in the preparation antibacterial plastic product thereof in No. 00127425.2 Chinese invention patent application specification that separates May 9 calendar year 2001, after the special surface treatment of inorganic nano antiseptic powder process, make antiseptic-germicide and plastics have good consistency, make a kind of mother particles of antibacterial plastics, can be directly used in the preparation antibacterial plastic product.But above-mentioned invention has been subjected to the influence of application scenario when concrete the application, some medium and small sized enterprises do not make the throughput of master batch, and buy the restriction that the finished product master batch also is subjected to market environment, and the finished product master batch can not adapt to the concrete processing requirement of each manufacturing enterprise in actual applications.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of concrete processing requirement that can adapt to each manufacturing enterprise at above-mentioned prior art present situation, is suitable for the application method of inorganic carrier nano silver powder in making antibiotic plastic of medium and small sized enterprises.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic, and step is as follows:
(1) according to the mixed solution of weight ratio 1: 10～30 preparation properties-correcting agent and acetone;
(2) be that the nano silver powder of carrier joins in the mixed solution of step (1) with the inorganic superfine powder body, weight ratio is 5～20: 1, ultra-sonic oscillation 0.5～3 hour, properties-correcting agent and powder are fully reacted, after treating that acetone volatilizees fully, obtain the modified Nano aluminium powder, wherein Yin granularity is 1～50nm, and silver content is 10%;
(3) mixed solution of preparation acrylate and lacquer thinner, acrylate content is 0.01～2%, and whipped state heating down makes its thorough mixing, and the nano silver powder in the step (2) is added in the mixed solution for preparing by weight 0.01～2%, sonic oscillation is 0.5～2 hour again, obtains viscous fluid;
(4) the sheet plastic surface is handled with clean-out system, remove the lipid organism, remove surface inorganic thing and impurity, clean, dry with clean-out system;
(5) viscous fluid in the step (3) is spin-coated on sheet plastic surface in the step (4) with high speed spin coating instrument, 45 ℃ down oven dry obtain the antibiotic plastic thin plate.
Described properties-correcting agent is one or more in the KH-560 type silane coupling agent produced of monoalkoxytitanates coupling agent, Sodium hexametaphosphate 99, Nanjing Shuguang Chemical General Plant.
Described inorganic superfine powder body is anatase-type nanometer titanium dioxide, nano silicon, polygorskite, zeolite, montmorillonite and their mixture.
Described clean-out system can be ethanol or acetone.
Can remove surface inorganic thing and impurity with the dilute hydrochloric acid soaking and washing in the step (4), also can remove surface inorganic thing and impurity with the fine sandpaper polishing.
Described modified Nano aluminium powder can be paste.
Compared with prior art, the invention has the advantages that adopting properties-correcting agent is that the nano silver powder of carrier carries out modification to the inorganic superfine powder body, again the powder after the modification is spun on the treated frosting, can reach the effect that is uniformly dispersed and does not change the original mechanical property of plastics, the antibiotic plastic of making has significant antibacterial effect, bacterial classifications such as intestinal bacteria, streptococcus aureus, Candida albicans is suppressed kill ratio can reach more than 99%; It can adapt to the concrete processing requirement of each manufacturing enterprise, be suitable for medium and small sized enterprises and make antibiotic plastic according to the needs of oneself, be mainly used in antibiotic household appliances, the antimicrobial medical utensil, the antibiotic plastic building materials, food is applicable in the plastics such as PP, PS, HDPE, LDPE, PVC, PC, ABS with fields such as antibiotic utensil and antibiotic daily necessities.
Description of drawings
Fig. 1 is the present invention prepares antibiotic plastic with the nano TiO 2 carrying nano silver powder a process flow sheet;
Fig. 2 is the anatase octahedrite nano TiO 2 carrying nano silver powder X-ray diffractogram after the modification in the embodiment of the invention one;
Fig. 3 is the nano silicon carrier nano silver powder X-ray diffractogram after the modification in the embodiment of the invention two.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Embodiment one: the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic, and applying step is as follows:
(1) according to weight ratio preparation in 1: 10 monoalkoxytitanates coupling agent acetone mixed solution;
(2) be that the nano silver powder of carrier joins in the mixed solution of step (1) with the anatase octahedrite nano titanium oxide, weight ratio is 5: 1, ultra-sonic oscillation 2 hours, making monoalkoxytitanates coupling agent and anatase octahedrite nano titanium oxide is that the nano silver powder of carrier fully reacts, after treating that solvent acetone is volatilized fully, obtain modified Nano silver paste, wherein the mean particle size of nanometer silver is 18nm, and silver content is 10%;
(3) mixed solution of preparation acrylate and lacquer thinner, acrylate content is 0.01%, and whipped state heating down makes its thorough mixing, by weight 0.01% the paste in the step (2) is added in the mixed solution for preparing, sonic oscillation is 0.5 hour again, obtains viscous fluid;
(4) (300 * 300 * 2mm) surface Ethanol Treatment are removed the lipid organism, use the dilute hydrochloric acid soaking and washing, remove surface inorganic thing and impurity, clean with ethanol, dry with acrylic sheet;
(5) with KH-4A type high speed spin coating instrument the viscous fluid in the step (3) 10 is restrained the acrylic sheet surface that is spin-coated in the step (4), dry down for 45 ℃ and obtain the antibacterial polypropylene thin plate;
(6) adopt dull and stereotyped viable bacteria counting method that the antibiotic thin plate in the step (5) is made antibacterial test.
Embodiment two: the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic, and applying step is as follows:
(1) according to weight ratio preparation in 1: 20 KH-560 silane coupling agent acetone mixed solution;
(2) be that the nano silver powder of carrier joins in the mixed solution of step (1) with nano silicon, weight ratio is 10: 1, ultra-sonic oscillation 1 hour, coupling agent and powder are fully reacted, after treating that solvent acetone is volatilized fully, obtain the modified Nano aluminium powder, wherein the mean particle size of nanometer silver is 20nm, and silver content is 10%;
(3) mixed solution of preparation acrylate and lacquer thinner, acrylate content is 0.5%, and whipped state heating down makes its thorough mixing, and in 0.5% adding polyvinyl alcohol reagent, sonic oscillation 1 hour obtains viscous fluid with the powder in the step (2);
(4) (300 * 300 * 2mm) surface acetone treatment are removed the lipid organism, with the fine sandpaper polishing, remove surface inorganic thing and impurity, clean with acetone, dry with the polystyrene thin plate;
(5) with KH-4A type high speed spin coating instrument the viscous fluid in the step (3) 20 is restrained the polystyrene thin sheet surface that is spin-coated in the step (4), dry down for 45 ℃ and obtain antibiotic polystyrene thin plate;
(6) adopt dull and stereotyped viable bacteria counting method that the antibiotic thin plate in the step (5) is made antibacterial test.
Embodiment three: the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic, and applying step is as follows:
(1) according to the mixed solution of weight ratio 1: 30 preparation Sodium hexametaphosphate 99 coupling agent and acetone;
(2) be that the nano silver powder of carrier joins in the mixed solution of step (1) with zeolite, weight ratio is 20: 1, ultra-sonic oscillation 3 hours, coupling agent and powder are fully reacted, after treating that solvent acetone is volatilized fully, obtain the modified Nano aluminium powder, wherein the mean particle size of nanometer silver is 50nm, and silver content is 10%;
(3) mixed solution of preparation acrylate and lacquer thinner, acrylate content is 2%, and whipped state heating down makes its thorough mixing, and in 2% adding polyvinyl alcohol reagent, sonic oscillation 2 hours obtains viscous fluid with the powder in the step (2);
(4) (300 * 300 * 2mm) surface acetone treatment are removed the lipid organism, with the fine sandpaper polishing, remove surface inorganic thing and impurity, clean with acetone, dry with the polystyrene thin plate;
(5) with KH-4A type high speed spin coating instrument the viscous fluid in the step (3) 20 is restrained the polystyrene thin sheet surface that is spin-coated in the step (4), dry down for 45 ℃ and obtain antibiotic polystyrene thin plate;
(6) adopt dull and stereotyped viable bacteria counting method that the antibiotic thin plate in the step (5) is made antibacterial test.
Claims (8)
1, the application method of a kind of inorganic carrier nano silver powder in making antibiotic plastic is characterized in that step is as follows:
(1) according to the mixed solution of weight ratio 1: 10～30 preparation properties-correcting agent and acetone;
(2) be that the nano silver powder of carrier joins in the mixed solution of step (1) with the inorganic superfine powder body, weight ratio is 5～20: 1, ultra-sonic oscillation 0.5～3 hour, properties-correcting agent and powder are fully reacted, after treating that acetone volatilizees fully, obtain the modified Nano aluminium powder, wherein Yin granularity is 1～50nm, and silver content is 10%;
(3) mixed solution of preparation acrylate and lacquer thinner, acrylate content is 0.01～2%, and whipped state heating down makes its thorough mixing, and the nano silver powder in the step (2) is added in the mixed solution for preparing by weight 0.01～2%, sonic oscillation is 0.5～2 hour again, obtains viscous fluid;
(4) the sheet plastic surface is handled with clean-out system, remove the lipid organism, remove surface inorganic thing and impurity, clean, dry with clean-out system;
(5) thick liquid in the step (3) is spin-coated on sheet plastic surface in the step (4) with high speed spin coating instrument, 45 ℃ down oven dry obtain the antibiotic plastic thin plate.
2, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that described properties-correcting agent is one or more in the KH-560 type silane coupling agent produced of monoalkoxytitanates coupling agent, Sodium hexametaphosphate 99, Nanjing Shuguang Chemical General Plant.
3, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that described inorganic superfine powder body is anatase-type nanometer titanium dioxide, nano silicon, polygorskite, zeolite, montmorillonite and their mixture.
4, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that described clean-out system is an ethanol.
5, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that described clean-out system is an acetone.
6, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that removing surface inorganic thing and impurity with the dilute hydrochloric acid soaking and washing in the step (4).
7, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that removing surface inorganic thing and impurity with the fine sandpaper polishing in the step (4).
8, the application method of a kind of inorganic carrier nano silver powder as claimed in claim 1 in making antibiotic plastic is characterized in that described modified Nano aluminium powder is a paste.
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| CNB2005100497570A CN1308383C (en) | 2005-04-29 | 2005-04-29 | Method of applying inorganic carrier nano silver powder in preparing antibiosis plastic |
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| CNB2005100497570A CN1308383C (en) | 2005-04-29 | 2005-04-29 | Method of applying inorganic carrier nano silver powder in preparing antibiosis plastic |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010069104A1 (en) | 2008-12-17 | 2010-06-24 | Chin Raymond | Antibacterial coating, its preparation methods and metalwork containing the coating |
| CN102300914A (en) * | 2009-01-30 | 2011-12-28 | 奥托·博克保健有限公司 | Use of finely dispersed metal particles in a material, a skin patch and an orthopedic article |
| CN102864443A (en) * | 2011-07-05 | 2013-01-09 | 刘洪均 | Coating method of matrix |
| CN103012954A (en) * | 2012-11-29 | 2013-04-03 | 北京京润新技术发展有限责任公司 | Nano silver modified polypropylene material for electrodialyzer clapboard network and preparation and application of nano silver modified polypropylene material |
| CN103102618A (en) * | 2013-01-23 | 2013-05-15 | 浙江理工大学 | TiO2@Ag/PVC (Poly Vinyl Chloride) composite antibacterial film and preparation method thereof |
| CN103817321A (en) * | 2014-02-19 | 2014-05-28 | 南京林业大学 | Modified nano silver powder preparing method |
| CN104744664A (en) * | 2015-04-07 | 2015-07-01 | 杭州艾茵美家居用品有限公司 | Production method of nano-silver memory foams |
| CN106519279A (en) * | 2016-10-28 | 2017-03-22 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for application of artemisinin waste residues in manufacturing antibacterial plastic |
| CN106589528A (en) * | 2016-11-30 | 2017-04-26 | 芜湖立创包装有限公司 | Antibacterial plastic material composition, antibacterial plastic bottle and preparation method of antibacterial plastic bottle |
| CN107603101A (en) * | 2017-08-29 | 2018-01-19 | 广东圆融新材料有限公司 | A kind of damage resistant bloom exempts from mould proof ABS/PMMA materials of spray antimicrobial and preparation method thereof |
| CN109096519A (en) * | 2018-08-22 | 2018-12-28 | 黄福龙 | The production method of antibiotic property plastics |
| CN112662030A (en) * | 2020-11-27 | 2021-04-16 | 同曦集团有限公司 | Antibacterial plastic for manufacturing children guardrail and preparation method and application thereof |
| CN112920445A (en) * | 2020-10-12 | 2021-06-08 | 苏州巴涛信息科技有限公司 | High-strength antibacterial plastic and preparation method thereof |
| CN113770348A (en) * | 2021-09-09 | 2021-12-10 | 清华大学 | Preparation method and application of ultrahigh-conductivity material |
| CN117511056A (en) * | 2023-11-07 | 2024-02-06 | 贵州省纳米材料工程中心 | Polypropylene antibacterial material and preparation method thereof |
| CN117511056B (en) * | 2023-11-07 | 2024-05-14 | 贵州省纳米材料工程中心 | Polypropylene antibacterial material and preparation method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1205864C (en) * | 2000-09-28 | 2005-06-15 | 舟山明日纳米材料有限公司 | Prepn of nano silver-carrying antiseptic |
| CN1294144A (en) * | 2000-11-14 | 2001-05-09 | 上海博纳科技发展有限公司 | Mother particles of antibacterial plastics and its application in preparing antibacterial plastic products |
-
2005
- 2005-04-29 CN CNB2005100497570A patent/CN1308383C/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010069104A1 (en) | 2008-12-17 | 2010-06-24 | Chin Raymond | Antibacterial coating, its preparation methods and metalwork containing the coating |
| CN102300914A (en) * | 2009-01-30 | 2011-12-28 | 奥托·博克保健有限公司 | Use of finely dispersed metal particles in a material, a skin patch and an orthopedic article |
| CN102300914B (en) * | 2009-01-30 | 2013-12-11 | 奥托·博克保健有限公司 | Use of finely dispersed metal particles in a material, a skin patch and an orthopedic article |
| US9187613B2 (en) | 2009-01-30 | 2015-11-17 | Otto Bock Healthcare Gmbh | Use of finely dispersed metal particles in a material, a skin patch and an orthopedic article |
| CN102864443A (en) * | 2011-07-05 | 2013-01-09 | 刘洪均 | Coating method of matrix |
| CN103012954B (en) * | 2012-11-29 | 2015-11-11 | 北京京润新技术发展有限责任公司 | A kind of electrical dialyzer splitter plate net nanometer silver modified polypropylene material, Preparation Method And The Use |
| CN103012954A (en) * | 2012-11-29 | 2013-04-03 | 北京京润新技术发展有限责任公司 | Nano silver modified polypropylene material for electrodialyzer clapboard network and preparation and application of nano silver modified polypropylene material |
| CN103102618A (en) * | 2013-01-23 | 2013-05-15 | 浙江理工大学 | TiO2@Ag/PVC (Poly Vinyl Chloride) composite antibacterial film and preparation method thereof |
| CN103817321B (en) * | 2014-02-19 | 2016-03-30 | 南京林业大学 | A kind of preparation method of modified Nano silver powder |
| CN103817321A (en) * | 2014-02-19 | 2014-05-28 | 南京林业大学 | Modified nano silver powder preparing method |
| CN104744664A (en) * | 2015-04-07 | 2015-07-01 | 杭州艾茵美家居用品有限公司 | Production method of nano-silver memory foams |
| CN106519279A (en) * | 2016-10-28 | 2017-03-22 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for application of artemisinin waste residues in manufacturing antibacterial plastic |
| CN106589528A (en) * | 2016-11-30 | 2017-04-26 | 芜湖立创包装有限公司 | Antibacterial plastic material composition, antibacterial plastic bottle and preparation method of antibacterial plastic bottle |
| CN107603101A (en) * | 2017-08-29 | 2018-01-19 | 广东圆融新材料有限公司 | A kind of damage resistant bloom exempts from mould proof ABS/PMMA materials of spray antimicrobial and preparation method thereof |
| CN109096519A (en) * | 2018-08-22 | 2018-12-28 | 黄福龙 | The production method of antibiotic property plastics |
| CN112920445A (en) * | 2020-10-12 | 2021-06-08 | 苏州巴涛信息科技有限公司 | High-strength antibacterial plastic and preparation method thereof |
| CN112662030A (en) * | 2020-11-27 | 2021-04-16 | 同曦集团有限公司 | Antibacterial plastic for manufacturing children guardrail and preparation method and application thereof |
| CN113770348A (en) * | 2021-09-09 | 2021-12-10 | 清华大学 | Preparation method and application of ultrahigh-conductivity material |
| CN117511056A (en) * | 2023-11-07 | 2024-02-06 | 贵州省纳米材料工程中心 | Polypropylene antibacterial material and preparation method thereof |
| CN117511056B (en) * | 2023-11-07 | 2024-05-14 | 贵州省纳米材料工程中心 | Polypropylene antibacterial material and preparation method thereof |
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| CN1308383C (en) | 2007-04-04 |
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