CN106917265A - 一种抗菌复合材料的制备方法 - Google Patents
一种抗菌复合材料的制备方法 Download PDFInfo
- Publication number
- CN106917265A CN106917265A CN201710098648.0A CN201710098648A CN106917265A CN 106917265 A CN106917265 A CN 106917265A CN 201710098648 A CN201710098648 A CN 201710098648A CN 106917265 A CN106917265 A CN 106917265A
- Authority
- CN
- China
- Prior art keywords
- zno
- tio
- rgo
- licl
- dimensional
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 230000000845 anti-microbial effect Effects 0.000 title claims abstract description 16
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims abstract description 66
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 33
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 claims abstract description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 23
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 20
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 19
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 14
- 241000894006 Bacteria Species 0.000 claims abstract description 4
- 239000011165 3D composite Substances 0.000 claims description 21
- 238000004544 sputter deposition Methods 0.000 claims description 15
- 238000009987 spinning Methods 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 229910001868 water Inorganic materials 0.000 claims description 6
- 238000004108 freeze drying Methods 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical class CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 235000019441 ethanol Nutrition 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 2
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims 1
- 229920002749 Bacterial cellulose Polymers 0.000 abstract description 4
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 4
- 239000005016 bacterial cellulose Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 244000005700 microbiome Species 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 62
- 239000011787 zinc oxide Substances 0.000 description 31
- 230000001699 photocatalysis Effects 0.000 description 16
- 238000007146 photocatalysis Methods 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 239000011941 photocatalyst Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 241000165940 Houjia Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000000703 high-speed centrifugation Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/44—Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic Table; Zincates; Cadmates
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic Table; Titanates; Zirconates; Stannates; Plumbates
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Artificial Filaments (AREA)
- Catalysts (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
本发明公开了一种抗菌复合材料的制备方法。所述方法利用静电纺丝技术制备掺杂石墨烯的细菌纤维素三维材料,再使用磁控溅射技术在掺杂石墨烯的细菌纤维素三维材料表面负载ZnO和TiO2,最终制得TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料。静电纺丝制备的掺杂石墨烯的细菌纤维素三维材料对细菌、微生物及灰尘的阻截、吸附性能大大提升。磁控溅射技术将TiO2及ZnO薄膜定量、定向地负载到三维材料上,负载的TiO2及ZnO能够快速、清洁去除有机挥发气体等污染物。本发明方法成本低廉,TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料使用寿命长,能够作为抗菌口罩的功能材料。
Description
技术领域
本发明属于抗菌材料的制备技术领域,涉及一种抗菌复合材料的制备方法。
背景技术
随着环境污染问题的日趋严重,越来越多的人开始重视个人层面的防护。口罩以其携带方便,价格适宜且容易达到保护呼吸道及肺部的功效而成为大多数人的选择。但是普通棉纺口罩中过滤材料拦截效果差,容易滋生细菌及产生异味。
石墨烯是一种单层六元环二维碳材料,比表面积大,能够富集污染物和吸附异味,还具有较强的机械强度和良好的导电性能,但是其本身不具备降解消除有机污染物的能力。纳米二氧化钛和氧化锌光催化剂能够降解空气或水中的有机污染物,半导体纳米二氧化钛或氧化锌在紫外光的照射下,电子和空穴会发生分离,跃迁到导带中的电子有强的氧化性能,它会和空气中的氧气和水蒸气生成超氧自由基和羟基自由,这些自由基又易于可以与吸附的细菌微生物及有机挥发气体反应生成无害的CO2和H2O,以达到污染物的清洁和去除。
发明内容
本发明的目的在于提供一种抗菌复合材料的制备方法,该方法利用静电纺丝技术制备掺杂石墨烯的细菌纤维素三维材料,再使用磁控溅射技术在三维材料表面负载氧化锌和二氧化钛,最终制得TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料。该TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料能够作为抗菌口罩的功能材料,实现抗菌除异味的作用。
实现本发明目的的技术方案如下:
一种抗菌复合材料的制备方法,包括以下步骤:
步骤1,石墨烯的制备:
在氧化石墨烯(GO)溶液中加入水合肼(N2H4),70℃下反应完全,在还原后的氧化石墨烯(rGO)溶液中加入N,N-二甲基甲酰胺(DMAC),旋蒸除水,得到还原后的氧化石墨烯分散液;
步骤2,配制静电纺丝溶液:
在还原后的氧化石墨烯分散液中加入LiCl,搅拌至溶解,加入与LiCl等质量的细菌纤维素粉末,室温下搅拌混合均匀,得到还原后的氧化石墨烯的质量分数为1‰-5‰的静电纺丝溶液;
步骤3,静电纺丝制备三维纤维材料:
设置纺丝速度为1.0mL/h,纺丝电压为7~9KV,环境湿度为40%~50%,进行静电纺丝,得到LiCl/BC/DMAC/rGO三维复合材料,冷冻干燥;
步骤4,磁控溅射法负载TiO2和ZnO:
将等质量的TiO2和ZnO靶材用丙酮擦拭干净,再用80%-98%乙醇擦拭,吹干,氩气气氛中,在冷冻干燥后的LiCl/BC/DMAC/rGO三维复合材料表面磁控溅射TiO2和ZnO,溅射时间为30~180s,溅射功率为20~100W,溅射压强为0.2~1.0Pa,得到TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料。
本发明采用静电纺丝技术和磁控溅射技术配合石墨烯制备了一种抗菌复合材料。纳米二氧化钛和氧化锌光催化剂能够降解空气或水中的有机污染物。同时,将半导体纳米二氧化钛、氧化锌光催化剂与石墨烯复合,延长了空穴和电子的复合,提高了光催化效能,进一步提高了杀菌除异味的效果。另外,掺杂的石墨烯可以提高纺丝溶液整体的导电性能,改善了静电纺丝操作中的溶液在针尖处集聚的问题。本发明方法制备得到的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料具有很好的抗菌能力。
附图说明
图1是掺杂1‰(a)和5‰(b)rGO的LiCl/BC/DMAC/rGO三维复合材料的扫描电镜图。
图2是掺杂1‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射时间和光催化效率的关系图。
图3是掺杂1‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射功率和光催化效率的关系图。
图4是掺杂5‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射时间和光催化效率的关系图。
图5是掺杂5‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射功率和光催化效率的关系图。
具体实施方式
下面结合实施例和附图对本发明作进一步详细说明。
实施例1
一种抗菌复合材料的制备方法,包括以下步骤:
第一步:石墨烯的制备:
低温反应:取高纯磷片石墨(XF056,3500目)100mg,加入浓H2SO4和NaNO3,4℃下搅拌1h,加入KMnO4,温度不超过10℃下搅拌1h;
常温反应:将溶液置于38℃的水浴锅中,搅拌反应0.5h,加去离子水;
高温反应:将水浴锅温度升至95℃,搅拌反应0.5h,加去离子水终止搅拌,然后加入H2O2(30V%),静置0.5h,加入盐酸(10V%),静置过夜后取上清液,高速离心洗涤,直到上清液澄清,取下层沉积物,超声0.5h后低速离心,取上层液得到氧化石墨烯(GO)溶液;
在氧化石墨烯溶液中加入N2H4,70℃保温反应1h,得到rGO溶液,加入DMAC,旋蒸除水,得到rGO的分散液。
第二步:配制静电纺丝溶液:
在rGO的分散液中加入LiCl,搅拌至溶解,再加入与LiCl等质量的细菌纤维素粉末,室温下搅拌12h,得到100g静电纺丝溶液,其中rGO的质量分数为1‰。
第三步:静电纺丝制备三维纤维材料:
将第二步得到的静电纺丝溶液排除气泡,放置半球形接收装置,设置推进速度为1.0mL/h,电压为7KV,维持环境湿度在40%,制得LiCl/BC/DMAC/rGO三维复合材料,冷冻干燥过夜。
第四步:磁控溅射法负载TiO2和ZnO:
靶材的预处理:将TiO2和ZnO靶材用丙酮擦拭多次,再用98%乙醇擦拭,吹干;
磁控溅射处理:将冷冻干燥后的LiCl/BC/DMAC/rGO三维复合材料、等质量的TiO2和ZnO靶材放入磁控溅射镀膜机,在氩气气氛中,设置磁溅射时间分别为30,60,90,120s,磁溅射功率为40W,溅射压强0.2Pa,得到TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料。
图1是掺杂1‰(a)和5‰(b)rGO的LiCl/BC/DMAC/rGO三维复合材料的扫描电镜图。从图1可以看出,当rGO含量为1‰时,静电纺丝的直径大约在1.5um,当rGO含量上升到5‰时,静电纺丝直径下降,下降至1um左右。
图2为掺杂1‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射时间和光催化效率的关系图。如图2所示,溅射时间越长,复合材料中的TiO2和ZnO随之增加,复合材料的光催化效率增强。
实施例2
本实施例与实施例1相同,不同的是电压为9KV,维持环境湿度在50%,磁控溅射时间为100s,磁控溅射功率分别为20W,40W,60W和80W。
图3是掺杂1‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射功率和光催化效率的关系图。从图3可以看出,TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料中TiO2和ZnO含量随着溅射功率的变大而增加,光催化效率随之增强,磁控溅射功率为80W时,复合材料对VOC的光催化效率达到98.5%。
实施例3
本实施例与实施例1相同,不同的是石墨烯质量为500mg,最终静电纺丝溶液中rGO的质量分数为5‰。
图4是掺杂5‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射时间和光催化效率的关系图。如图4所示,TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料中TiO2和ZnO含量随着溅射时间的变大而增加,光催化效率随之增强。同时,提高纺丝中rGO的比例,使得光催化效率有所增加。
实施例4
本实施例与实施例2相同,不同的是石墨烯质量为500mg,最终静电纺丝溶液中rGO的质量分数为5‰。
图5是掺杂5‰rGO的TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料磁控溅射功率和光催化效率的关系图。如图5所示,TiO2/ZnO/LiCl/BC/DMAC/rGO三维复合材料中TiO2和ZnO含量随着溅射功率的变大而增加,光催化效率随之增强。同时,提高纺丝中rGO的比例,使得光催化效率有所增加。
Claims (2)
1.一种抗菌复合材料的制备方法,其特征在于,包括以下步骤:
步骤1,石墨烯的制备:
在氧化石墨烯溶液中加入水合肼,70℃下反应完全,在还原后的氧化石墨烯溶液中加入N,N-二甲基甲酰胺,旋蒸除水,得到还原后的氧化石墨烯分散液;
步骤2,配制静电纺丝溶液:
在还原后的氧化石墨烯分散液中加入LiCl,搅拌至溶解,加入与LiCl等质量的细菌纤维素粉末,室温下搅拌混合均匀,得到还原后的氧化石墨烯的质量分数为1‰-5‰的静电纺丝溶液;
步骤3,静电纺丝制备三维纤维材料:
设置纺丝速度为1.0mL/h,纺丝电压为7~9KV,环境湿度为40%~50%,进行静电纺丝,得到LiCl/BC/DMAC/rGO三维复合材料,冷冻干燥;
步骤4,磁控溅射法负载TiO2和ZnO:
将等质量的TiO2和ZnO靶材用丙酮擦拭干净,再用80%-98%乙醇擦拭,吹干,氩气气氛中,在冷冻干燥后的LiCl/BC/DMAC/rGO三维复合材料表面磁控溅射TiO2和ZnO,溅射时间为30~180s,溅射功率为20~100W,溅射压强为0.2~1.0Pa,得到TiO2/ZnO/LiCl/BC/DMAC/rGO三维抗菌复合材料。
2.根据权利要求1所述的制备方法制得的抗菌复合材料。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710098648.0A CN106917265A (zh) | 2017-02-23 | 2017-02-23 | 一种抗菌复合材料的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710098648.0A CN106917265A (zh) | 2017-02-23 | 2017-02-23 | 一种抗菌复合材料的制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106917265A true CN106917265A (zh) | 2017-07-04 |
Family
ID=59454653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710098648.0A Pending CN106917265A (zh) | 2017-02-23 | 2017-02-23 | 一种抗菌复合材料的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106917265A (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107670495A (zh) * | 2017-09-29 | 2018-02-09 | 常州市隆圣石墨烯科技有限公司 | 一种石墨烯量子能材料及其制备方法 |
CN108404203A (zh) * | 2018-03-30 | 2018-08-17 | 福州大学 | 一种还原氧化石墨烯/生物玻璃纳米纤维支架的制备方法 |
CN108531858A (zh) * | 2018-04-16 | 2018-09-14 | 南昌科勒有限公司 | 具有透明抗菌多层膜的镀膜器件及抗菌多层膜的形成方法 |
CN111728293A (zh) * | 2020-05-28 | 2020-10-02 | 南京微米电子产业研究院有限公司 | 一种新型可降解的纳米纤维口罩 |
CN112295007A (zh) * | 2020-10-30 | 2021-02-02 | 上海应用技术大学 | 一种细菌纤维素/还原氧化石墨烯复合材料的制备方法 |
CN113802200A (zh) * | 2021-08-30 | 2021-12-17 | 兰州大学 | 一种功能化氧化石墨烯/细菌纤维素复合纤维及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102912625A (zh) * | 2012-10-25 | 2013-02-06 | 中原工学院 | 细菌纤维素基发电纤维及纱线的制备方法 |
CN104695209A (zh) * | 2013-12-05 | 2015-06-10 | 江南大学 | 一种新型抗菌纺织面料的制备方法 |
CN104726833A (zh) * | 2013-12-20 | 2015-06-24 | 江南大学 | 一种新型抗紫外线纺织面料的制备方法 |
CN105239184A (zh) * | 2015-10-23 | 2016-01-13 | 南京荣之盛生物科技有限公司 | 一种细菌纤维素/石墨烯/四氧化三铁复合膜及其制备方法 |
-
2017
- 2017-02-23 CN CN201710098648.0A patent/CN106917265A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102912625A (zh) * | 2012-10-25 | 2013-02-06 | 中原工学院 | 细菌纤维素基发电纤维及纱线的制备方法 |
CN104695209A (zh) * | 2013-12-05 | 2015-06-10 | 江南大学 | 一种新型抗菌纺织面料的制备方法 |
CN104726833A (zh) * | 2013-12-20 | 2015-06-24 | 江南大学 | 一种新型抗紫外线纺织面料的制备方法 |
CN105239184A (zh) * | 2015-10-23 | 2016-01-13 | 南京荣之盛生物科技有限公司 | 一种细菌纤维素/石墨烯/四氧化三铁复合膜及其制备方法 |
Non-Patent Citations (1)
Title |
---|
王敏等: "细菌纤维素在LiCl/DMAc 溶剂体系中的溶解性能研究", 《合成纤维》 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107670495A (zh) * | 2017-09-29 | 2018-02-09 | 常州市隆圣石墨烯科技有限公司 | 一种石墨烯量子能材料及其制备方法 |
CN108404203A (zh) * | 2018-03-30 | 2018-08-17 | 福州大学 | 一种还原氧化石墨烯/生物玻璃纳米纤维支架的制备方法 |
CN108404203B (zh) * | 2018-03-30 | 2021-03-02 | 福州大学 | 一种还原氧化石墨烯/生物玻璃纳米纤维支架的制备方法 |
CN108531858A (zh) * | 2018-04-16 | 2018-09-14 | 南昌科勒有限公司 | 具有透明抗菌多层膜的镀膜器件及抗菌多层膜的形成方法 |
CN111728293A (zh) * | 2020-05-28 | 2020-10-02 | 南京微米电子产业研究院有限公司 | 一种新型可降解的纳米纤维口罩 |
CN112295007A (zh) * | 2020-10-30 | 2021-02-02 | 上海应用技术大学 | 一种细菌纤维素/还原氧化石墨烯复合材料的制备方法 |
CN113802200A (zh) * | 2021-08-30 | 2021-12-17 | 兰州大学 | 一种功能化氧化石墨烯/细菌纤维素复合纤维及其制备方法和应用 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106917265A (zh) | 一种抗菌复合材料的制备方法 | |
CN109675450B (zh) | 一种抗菌复合纳米纤维膜及其制备方法和应用 | |
CN108772108B (zh) | 一种可见光响应的二氧化钛纳米线/金属有机骨架/碳纳米纤维膜及其制备方法及应用 | |
Tung et al. | Self-cleaning fibers via nanotechnology: a virtual reality | |
CN102198405B (zh) | 一种净化室内甲醛用的复合催化剂及其制备方法 | |
CN106622128A (zh) | 一种用于空气净化的复合纳米材料及其制备方法 | |
CN107938028B (zh) | 一种具有强吸附作用的光催化复合纤维的制备方法 | |
CN106577750A (zh) | 一种二氧化钛复合纳米抗菌材料的制备方法及其产品 | |
CN1681593A (zh) | 光催化剂材料及其制造方法 | |
CN102294052B (zh) | 医用高分子基的纳米银材料的制备方法 | |
JP2011073912A (ja) | ナノ構造体形成方法 | |
CN103894163B (zh) | 一种高性能纳米TiO2光催化剂材料及其制备方法 | |
CN106693696A (zh) | 一种纳米光催化防雾霾纱网 | |
CN107376905A (zh) | 一种可降解甲醛的Ag/ZnO复合材料的制备方法 | |
CN103341356A (zh) | 陶瓷电气石负载二氧化钛薄膜的水质净化剂的加工方法 | |
CN107497427A (zh) | 一种可降解甲醛的银/石墨烯/氧化锌复合材料制备方法 | |
CN111468137A (zh) | 一种柔性碳纤维@SnS2@SnO2异质结及制备方法 | |
CN103894215A (zh) | 纳米复合光触媒 | |
CN107916562A (zh) | 三元复合涂层织物的制备方法 | |
Gul et al. | Correlation on synthesis design and surface modification towards properties and applications of carbon nanofibers and carbon nanofibers based nanocomposites | |
CN103386300A (zh) | 陶瓷蜂窝板空气净化剂的加工方法 | |
CN106110760A (zh) | 一种抗菌的复合纳米纤维高效过滤材料 | |
CN114130188A (zh) | 空气净化复合材料的制备方法及空气净化复合材料 | |
CN103897469A (zh) | 一种纳米级光触媒滚涂剂 | |
KR20200034465A (ko) | 그래핀양자점-산화물반도체-탄소나노섬유 복합 광촉매 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170704 |