CN109526951A - 一种抗菌剂的制备方法 - Google Patents

一种抗菌剂的制备方法 Download PDF

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CN109526951A
CN109526951A CN201811387294.2A CN201811387294A CN109526951A CN 109526951 A CN109526951 A CN 109526951A CN 201811387294 A CN201811387294 A CN 201811387294A CN 109526951 A CN109526951 A CN 109526951A
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solution
hydrotalcite
antibacterial agent
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supernatant liquor
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椤惧缓
顾建
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/08Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16Heavy metals; Compounds thereof
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16Heavy metals; Compounds thereof
    • A01N59/20Copper
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/12Adsorbed ingredients, e.g. ingredients on carriers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0806Silver
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/085Copper

Abstract

本发明涉及一种抗菌剂的制备方法,包括以下步骤:称取水滑石加入至Ag2SO4溶液和硫酸铜溶液中,在恒温的条件下在磁力搅拌器中反应;将反应完成后的溶液加去离子水,静置后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成,将洗好的溶液在离心机中离心;将离心后的固体在干燥箱中干燥,研磨制成粉末状样品,即得到载银铜水滑石。采用水滑石作为抗菌剂载体,改变了传统的抗菌剂载体如人造沸石、蒙脱土、海泡石等,抗菌效果显著。这大大扩展了抗菌剂的应用范围,具有非常重要的意义。

Description

一种抗菌剂的制备方法
技术领域
本发明属于高分子材料技术领域,特别是指一种抗菌剂的制备方法。
背景技术
水滑石是一种层状结构材料,有着较大的比表面积,给金属离子的负载及离子交换提供了足够的空间与时间,利于离子交换的顺利进行。这些特殊的结构和性能使水滑石与现有的无机载体如沸石、膨润土、硅胶等相比,表现出更好的吸附抗菌金属离子的性能,使之在无机抗菌剂载体的开发上具有十分广阔的前景。
发明内容
本发明的目的是提供一种抗菌剂的制备方法及其应用,以提高聚烯烃的抗菌性能。
本发明是通过以下技术方案实现的:
一种抗菌剂的制备方法,包括以下步骤:
(1)称取水滑石加入至Ag2SO4和硫酸铜混合溶液中,在60-90℃恒温的条件下在磁力搅拌器中反应2-5h;Ag2SO4和硫酸铜的摩尔比为2∶1;
(2)将反应完成后的溶液加去离子水,静置2-3h后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成,将洗好的溶液在离心机中离心20-30min,离心机的转速为3500-5000r/min;
(3)将离心后的固体在干燥箱中干燥2-3h,干燥温度为165-180℃,研磨制成粉末状样品,即得到载银铜水滑石。
步骤(1)中的水滑石和Ag2SO4和硫酸铜混合溶液的质量比为10-16∶120-180。
上述任一项所述的抗菌剂被应用于聚烯烃中。
所述聚烯烃包括聚丙烯、聚苯乙烯、聚乙烯或聚对苯二甲酸丁二醇酯中的一种或多种。
本发明的有益效果是;
1、采用水滑石作为抗菌剂载体,改变了传统的抗菌剂载体如人造沸石、蒙脱土、海泡石等,抗菌效果显著。这大大扩展了抗菌剂的应用范围,具有非常重要的意义。
2、载银铜水滑石的加入对聚烯烃的结晶起到了一定的促进作用,载银铜水滑石充当了聚烯烃结晶的成核剂,结晶作用能够增加大分子链段排列的规整度,增强分子间的作用力,因而结晶度的提高,使聚烯烃的物理性能也有所提高。
具体实施方式
以下通过实施例来详细说明本发明的技术方案,以下的实施例仅是示例性的,仅能用来解释和说明本发明的技术方案,而不能解释为是对本发明技术方案的限制。
实施例1
(1)称取100g水滑石,1.2kg Ag2SO4和硫酸铜混合溶液,将它们放至磁力搅拌器中,60℃条件下反应2h。
(2)将反应完成后的溶液加去离子水,静置1h后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成。将洗好的溶液以离心速率为3500r/min离心20min。
(3)将离心后的固体在干燥箱中干燥2h,干燥温度165℃,研磨制成粉末状样品,即得到载银铜水滑石。
实施例2
(1)称取160g水滑石,1.8kg Ag2SO4和硫酸铜混合溶液,将它们放至磁力搅拌器中,90℃条件下反应5h。
(2)将反应完成后的溶液加去离子水,静置3h后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成。将洗好的溶液以离心速率为5000r/min离心30min。
(3)将离心后的固体在干燥箱中干燥3h,干燥温度180℃,研磨制成粉末状样品,即得到载银铜水滑石。
实施例3
(1)称取130g水滑石,1.5kg Ag2SO4和硫酸铜混合溶液,将它们放至磁力搅拌器中,75℃条件下反应3.5h。
(2)将反应完成后的溶液加去离子水,静置2h后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成。将洗好的溶液以离心速率为4250r/min离心25min。
(3)将离心后的固体在干燥箱中干燥2.5h,干燥温度172.5℃,研磨制成粉末状样品,即得到载银铜水滑石。
以上仅是本发明的优选实施方式的描述,应当指出,由于文字表达的有限性,而在客观上存在无限的具体结构,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。

Claims (3)

1.一种抗菌剂的制备方法,其特征在于,包括以下步骤:
(1)称取水滑石加入至Ag2SO4和硫酸铜混合溶液中,在60-90℃恒温的条件下在磁力搅拌器中反应2-5h;Ag2SO4和硫酸铜的摩尔比为2∶1;
(2)将反应完成后的溶液加去离子水,静置2-3h后倒去上层清液,反复清洗,直至在上层清液中滴加BaCl2溶液无白色沉淀物生成,将洗好的溶液在离心机中离心20-30min,离心机的转速为3500-5000r/min;
(3)将离心后的固体在干燥箱中干燥2-3h,干燥温度为165-180℃,研磨制成粉末状样品,即得到载银铜水滑石。
2.根据权利要求1所述的抗菌剂的制备方法,其特征在于,步骤(1)中的水滑石和Ag2SO4与硫酸铜的混合溶液的质量比为10-16∶120-180。
3.上述权利要求1或2中任一项所述的抗菌剂被应用于聚烯烃中。
CN201811387294.2A 2018-11-19 2018-11-19 一种抗菌剂的制备方法 Withdrawn CN109526951A (zh)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102138569A (zh) * 2010-01-28 2011-08-03 广东炜林纳功能材料有限公司 一种稀土类复合抗菌剂及其应用
CN106633190A (zh) * 2016-10-21 2017-05-10 安徽江淮汽车集团股份有限公司 一种抗菌剂的制备方法及其应用

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102138569A (zh) * 2010-01-28 2011-08-03 广东炜林纳功能材料有限公司 一种稀土类复合抗菌剂及其应用
CN106633190A (zh) * 2016-10-21 2017-05-10 安徽江淮汽车集团股份有限公司 一种抗菌剂的制备方法及其应用

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Application publication date: 20190329