WO2018086174A1 - 一种纳米二氧化硅增透液及其制备方法 - Google Patents

一种纳米二氧化硅增透液及其制备方法 Download PDF

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WO2018086174A1
WO2018086174A1 PCT/CN2016/108328 CN2016108328W WO2018086174A1 WO 2018086174 A1 WO2018086174 A1 WO 2018086174A1 CN 2016108328 W CN2016108328 W CN 2016108328W WO 2018086174 A1 WO2018086174 A1 WO 2018086174A1
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silica
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methanol
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王涛
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苏州蓝锐纳米科技有限公司
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    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D201/00Coating compositions based on unspecified macromolecular compounds
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    • 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
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • 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
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives

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  • the invention relates to the technical field of anti-reflecting liquid, in particular to a nano-silica anti-reflecting liquid and a preparation method thereof.
  • the present invention provides the following technical solutions:
  • a nano silica antireflective liquid consisting of parts by weight of the following raw materials:
  • Ethanol 100 parts - 300 parts
  • Isopropyl alcohol 100 parts - 200 parts
  • Ethyl orthosilicate 80 parts - 200 parts
  • Aqueous ammonia solution having a concentration of 15% by weight to 28% by weight: 50 parts to 200 parts;
  • Aqueous resin 100 parts - 200 parts.
  • a method for preparing a nano silica antireflection solution is prepared by the following steps:
  • the aqueous resin is doped into a silica suspension to obtain a silica antireflection solution.
  • the silica has a porosity of 50-60%, a refractive index of 1.20 to 1.25, and a single-sided anti-reflection of 2.3 to 2.8%.
  • the invention has the beneficial effects that the preparation method of the invention is simpler, including ethanol, methanol, isopropanol, tetraethyl orthosilicate, ammonia water, pure water and water-based resin, and the above substances pass through Simple heating and stirring occur chemically to obtain silica anti-reflecting solution, which is very convenient to configure.
  • the silica transparent suspension liquid is combined with water-based resin, the strength and brightness of the resin are obviously enhanced, and the silica transparent suspension liquid has excellent properties. Adhesiveness, film formation, activity, large specific surface area, non-toxic, odorless and other properties, can be widely used in electronics, catalysts, refractory materials and other industries.
  • a nano silica antireflective liquid consisting of parts by weight of the following raw materials:
  • Ethyl orthosilicate 80 parts
  • Aqueous ammonia solution having a concentration of 15% by weight: 50 parts;
  • Aqueous resin 100 parts.
  • a method for preparing a nano silica antireflection solution is prepared by the following steps:
  • the aqueous resin is doped into a silica suspension to obtain a silica antireflection solution.
  • the silica had a porosity of 50%, a refractive index of 1.20, and a single-sided antireflection of 2.3%.
  • a nano silica antireflective liquid consisting of parts by weight of the following raw materials:
  • Aqueous ammonia solution having a concentration of 21% by weight: 120 parts;
  • Aqueous resin 150 parts.
  • a method for preparing a nano silica antireflection solution is prepared by the following steps:
  • the aqueous resin is doped into a silica suspension to obtain a silica antireflection solution.
  • the silica has a porosity of 55%, a refractive index of 1.22, and a single-sided antireflection of 2.5%.
  • a nano silica antireflective liquid consisting of parts by weight of the following raw materials:
  • Ethyl orthosilicate 200 parts
  • Ammonia solution having a concentration of 28% by weight: 200 parts;
  • Aqueous resin 200 parts.
  • a method for preparing a nano silica antireflection solution is prepared by the following steps:
  • the aqueous resin is doped into a silica suspension to obtain a silica antireflection solution.
  • the silica had a porosity of 60%, a refractive index of 1.25, and a single-sided antireflection of 2.8%.
  • the experiment was divided into two groups, group 1 was the experimental group, and group 2 was the comparison group.
  • Example 1 The AR coating liquid prepared in Example 1 was uniformly coated onto the surface of the photovoltaic glass by a roller coating machine, and dried in a table and heated for 1 hour before entering the tempering furnace to maintain 300. °C constant temperature for 2 hours, AR coating photovoltaic glass, using a glass transmittance tester to detect its transmittance, using a glass refractive index detector to detect its refractive index;
  • Group 2 blank control, the photovoltaic glass is in the same environment as the group 1, and the transmittance and refractive index are detected.
  • the transmittance and refractive index of the group 2 are based on 100, and the result is obtained.
  • the results are shown in Table 1:
  • Group 1 Group 2 Transmittance 100 108 Refractive index 100 102.5
  • the silica antireflective liquid increases the transmittance and refractive index of the glass, and thus can be widely used in industries such as electronics and construction.
  • Example 2 and Example 3 The antireflection and refraction effects of the silica antireflection liquids described in Example 2 and Example 3 were the same as in Example 1, and the transmittance and refractive index of Example 2 and Example 3 were respectively obtained by performing the above experiments. If it is greater than 100, the effect is the same. Therefore, in the process of manufacturing, the component can be matched according to the needs of the customer.
  • the preparation method of the invention is simpler, including ethanol, methanol, isopropanol, ethyl orthosilicate, ammonia water, pure water and water-based resin, and the above substances are chemically replaced by simple heating and stirring to obtain silica antireflection.
  • Liquid, very convenient to configure, silica transparent suspension liquid combined with water-based resin, resin strength and brightness are obviously enhanced, silica transparent suspension liquid has excellent adhesion, film formation, activity, large specific surface area and Non-toxic, odorless and other properties, can be widely used in electronics, catalysts, refractory materials and other industries.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Silicon Compounds (AREA)

Abstract

一种纳米二氧化硅增透液,由以下原料各组分的重量份组成:乙醇:100份-300份;甲醇:50份-150份;异丙醇:100份-200份;正硅酸乙酯:80份-200份;浓度为15wt%-28wt%的氨水溶液:50份-200份;水性树脂:100份-200份。采用以下步骤制得:1)将乙醇、甲醇、异丙醇依次加入到烧杯中;2)将正硅酸乙酯放入到三口烧瓶中,加入纯水;3)将烧杯中的混合溶剂倒入三口烧瓶中;4)向三口烧瓶中加入氨水溶液;5)用真空抽滤器抽得二氧化硅悬胶体;6)将水性树脂掺杂进二氧化硅悬胶体中。二氧化硅透明悬胶液具有优良的粘结性、成膜性、活性、大比表面积及无毒、无味等性能,可广泛应用于电子、催化剂、耐火材料等行业。

Description

一种纳米二氧化硅增透液及其制备方法 技术领域
本发明涉及增透液技术领域,具体为一种纳米二氧化硅增透液及其制备方法。
背景技术
随着化学工业、纳米技术的发展,越来越多的行业需要在载体上镀上化学薄膜,已达到特定的效果,大多数的电子产品都有各种各样的镜片,但这些镜片在某些特定的场合下因为其表面不够透光而越来越影响人们的视觉感官,同时折射率也影响了人们的视觉感官,为此,我们提出一种纳米二氧化硅增透液及其制备方法。
发明内容
本发明的目的在于提供一种纳米二氧化硅增透液及其制备方法,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:
一种纳米二氧化硅增透液,由以下原料各组分的重量份组成:
乙醇:100份-300份;
甲醇:50份-150份;
异丙醇:100份-200份;
正硅酸乙酯:80份-200份;
浓度为15wt%-28wt%的氨水溶液:50份-200份;
纯水:300份-500份;
水性树脂:100份-200份。
一种纳米二氧化硅增透液的制备方法,采用以下步骤制得:
1)将乙醇、甲醇、异丙醇依次加入到烧杯中,常温搅拌3-7分钟;
2)将正硅酸乙酯放入到三口烧瓶中,加入纯水,搅拌1-3分钟;
3)将烧杯中的混合溶剂倒入三口烧瓶中,搅拌1-3分钟,然后加热至60℃-80℃保持恒定;
4)向三口烧瓶中加入氨水溶液,搅拌,保持60℃-80℃恒温反应1-3小时;
5)用真空抽滤器抽得二氧化硅悬胶体,水洗2-4次除去杂质;
6)将水性树脂掺杂进二氧化硅悬胶体中,得到二氧化硅增透液。
优选的,所述二氧化硅的孔隙率为50-60%,折射率为1.20-1.25,单面增透为2.3-2.8%。
与现有技术相比,本发明的有益效果是:本发明的制备方法更加简单,包括乙醇、甲醇、异丙醇、正硅酸乙酯、氨水、纯水和水性树脂,以上几种物质通过简单的加热和搅拌发生化学置换得到二氧化硅增透液,十分方便配置,二氧化硅透明悬胶液与水性树脂结合,树脂的强度和亮度明显增强,二氧化硅透明悬胶液具有优良的粘结性、成膜性、活性、大比表面积及无毒、无味等性能,可广泛应用于电子、催化剂、耐火材料等行业。
具体实施方式
下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
一种纳米二氧化硅增透液,由以下原料各组分的重量份组成:
乙醇:100份;
甲醇:50份;
异丙醇:100份;
正硅酸乙酯:80份;
浓度为15wt%的氨水溶液:50份;
纯水:300份;
水性树脂:100份。
一种纳米二氧化硅增透液的制备方法,采用以下步骤制得:
1)将乙醇、甲醇、异丙醇依次加入到烧杯中,常温搅拌3分钟;
2)将正硅酸乙酯放入到三口烧瓶中,加入纯水,搅拌1分钟;
3)将烧杯中的混合溶剂倒入三口烧瓶中,搅拌1分钟,然后加热至60℃保持恒定;
4)向三口烧瓶中加入氨水溶液,搅拌,保持60℃恒温反应1小时;
5)用真空抽滤器抽得二氧化硅悬胶体,水洗2次除去杂质;
6)将水性树脂掺杂进二氧化硅悬胶体中,得到二氧化硅增透液。
二氧化硅的孔隙率为50%,折射率为1.20,单面增透为2.3%。
实施例2
一种纳米二氧化硅增透液,由以下原料各组分的重量份组成:
乙醇:200份;
甲醇:100份;
异丙醇:150份;
正硅酸乙酯:130份;
浓度为21wt%的氨水溶液:120份;
纯水:400份;
水性树脂:150份。
一种纳米二氧化硅增透液的制备方法,采用以下步骤制得:
1)将乙醇、甲醇、异丙醇依次加入到烧杯中,常温搅拌5分钟;
2)将正硅酸乙酯放入到三口烧瓶中,加入纯水,搅拌2分钟;
3)将烧杯中的混合溶剂倒入三口烧瓶中,搅拌2分钟,然后加热至70℃ 保持恒定;
4)向三口烧瓶中加入氨水溶液,搅拌,保持70℃恒温反应2小时;
5)用真空抽滤器抽得二氧化硅悬胶体,水洗3次除去杂质;
6)将水性树脂掺杂进二氧化硅悬胶体中,得到二氧化硅增透液。
二氧化硅的孔隙率为55%,折射率为1.22,单面增透为2.5%。
实施例3
一种纳米二氧化硅增透液,由以下原料各组分的重量份组成:
乙醇:300份;
甲醇:150份;
异丙醇:200份;
正硅酸乙酯:200份;
浓度为28wt%的氨水溶液:200份;
纯水:500份;
水性树脂:200份。
一种纳米二氧化硅增透液的制备方法,采用以下步骤制得:
1)将乙醇、甲醇、异丙醇依次加入到烧杯中,常温搅拌7分钟;
2)将正硅酸乙酯放入到三口烧瓶中,加入纯水,搅拌3分钟;
3)将烧杯中的混合溶剂倒入三口烧瓶中,搅拌3分钟,然后加热至80℃保持恒定;
4)向三口烧瓶中加入氨水溶液,搅拌,保持80℃恒温反应3小时;
5)用真空抽滤器抽得二氧化硅悬胶体,水洗4次除去杂质;
6)将水性树脂掺杂进二氧化硅悬胶体中,得到二氧化硅增透液。
二氧化硅的孔隙率为60%,折射率为1.25,单面增透为2.8%。
实施例4
透光、折射效果实验:
实验分为两组,组别1为实验组,组别2为对比组。
组别1:将实施例1制备好的二氧化硅增透液通过辊筒涂膜机将AR镀膜液均匀涂布到光伏玻璃表面,经表干、加热1小时固化后再进入钢化炉保持300℃恒温2小时,得到AR镀膜光伏玻璃,使用玻璃透光度检测仪检测其透光度,使用玻璃折射率检测仪检测其折射率;
组别2:空白对照,将光伏玻璃同组别1一同处于相同环境下,检测其透光度和折射率,以组别2的透光度和折射率均以100为基准,可得结果,结果如表1所示:
表1
  组别1 组别2
透光度 100 108
折射率 100 102.5
参考表1中透光度以及折射率的结果,可知,二氧化硅增透液增加了玻璃的透光度以及折射率,因此,可广泛应用于电子、建筑等行业。
实施例2和实施例3中所述的二氧化硅增透液的增透、折射效果与实施例1相同,分别通过进行上述实验得到实施例2和实施例3的透光度和折射率均大于100,即效果相同,因此,在生产制造的过程中可根据客户的需求来配比其分量。
本发明的制备方法更加简单,包括乙醇、甲醇、异丙醇、正硅酸乙酯、氨水、纯水和水性树脂,以上几种物质通过简单的加热和搅拌发生化学置换得到二氧化硅增透液,十分方便配置,二氧化硅透明悬胶液与水性树脂结合,树脂的强度和亮度明显增强,二氧化硅透明悬胶液具有优良的粘结性、成膜性、活性、大比表面积及无毒、无味等性能,可广泛应用于电子、催化剂、耐火材料等行业。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。

Claims (4)

  1. 一种纳米二氧化硅增透液,其特征在于,由以下原料各组分的重量份组成:
    乙醇:100份-300份;
    甲醇:50份-150份;
    异丙醇:100份-200份;
    正硅酸乙酯:80份-200份;
    浓度为15wt%-28wt%的氨水溶液:50份-200份;
    纯水:300份-500份;
    水性树脂:100份-200份。
  2. 一种如权利要求1所述的一种纳米二氧化硅增透液,其特征在于,由以下原料各组分的重量份组成:
    乙醇:200份;
    甲醇:100份;
    异丙醇:150份;
    正硅酸乙酯:130份;
    浓度为21wt%的氨水溶液:120份;
    纯水:400份;
    水性树脂:150份。
  3. 一种如权利要求1所述的一种纳米二氧化硅增透液的制备方法,其特征在于,采用以下步骤制得:
    1)将乙醇、甲醇、异丙醇依次加入到烧杯中,常温搅拌3-7分钟;
    2)将正硅酸乙酯放入到三口烧瓶中,加入纯水,搅拌1-3分钟;
    3)将烧杯中的混合溶剂倒入三口烧瓶中,搅拌1-3分钟,然后加热至60℃-80℃保持恒定;
    4)向三口烧瓶中加入氨水溶液,搅拌,保持60℃-80℃恒温反应1-3小 时;
    5)用真空抽滤器抽得二氧化硅悬胶体,水洗2-4次除去杂质;
    6)将水性树脂掺杂进二氧化硅悬胶体中,得到二氧化硅增透液。
  4. 根据权利要求3所述的一种纳米二氧化硅增透液的制备方法,其特征在于:所述二氧化硅的孔隙率为50-60%,折射率为1.20-1.25,单面增透为2.3-2.8%。
PCT/CN2016/108328 2016-11-08 2016-12-02 一种纳米二氧化硅增透液及其制备方法 WO2018086174A1 (zh)

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