阅读说明：本技术 纳米光触媒与银离子复合型疏水消毒液 (Nano photocatalyst and silver ion composite hydrophobic disinfectant ) 是由 陈珂珩 于 2020-06-05 设计创作，主要内容包括：本发明揭示了纳米光触媒与银离子复合型疏水消毒液,其按照质量百分比包括：无水乙醇0.05％～0.1％；纳米二氧化钛与纳米银离子络合物0.05％～0.1％；改性全氟聚醚0.3％～1％；余量为氢氟代醚。本发明纳米光触媒与银离子复合型疏水消毒液,有效时间长,依据空间病原微生物浓度以及使用基材表面材质的不同,一般有效时间可达7天至30天,不需频繁喷洒消毒液。无健康危害,常温有一定的挥发性,但对人体无害。无环境危害,原材料均为环保材料,对环境无害。无燃爆危险,闪点高于110℃,不可燃、不爆炸。多功能性,在形成光触媒消毒层的同时,还会有疏油、疏水的功能,也不会影响特定材质所需要的透气性能。(The invention discloses a nano photocatalyst and silver ion composite hydrophobic disinfectant, which comprises the following components in percentage by mass: 0.05 to 0.1 percent of absolute ethyl alcohol; 0.05 to 0.1 percent of nano titanium dioxide and nano silver ion complex; 0.3 to 1 percent of modified perfluoropolyether; the balance being hydrofluoroether. The nano photocatalyst and silver ion composite hydrophobic disinfectant has long effective time, the effective time can reach 7 to 30 days generally according to the concentration of space pathogenic microorganisms and the difference of surface materials of used base materials, and the disinfectant does not need to be sprayed frequently. Has no health hazard, has certain volatility at normal temperature, but is harmless to human body. The environment is not harmed, and the raw materials are environment-friendly materials and are harmless to the environment. No explosion hazard, flash point higher than 110 deg.C, and no flammability and explosion. The multifunctional photocatalyst disinfection layer has the functions of oleophobicity and hydrophobicity while forming the photocatalyst disinfection layer, and does not influence the air permeability required by specific materials.)

1. The nano photocatalyst and silver ion composite hydrophobic disinfectant is characterized by comprising the following components in percentage by mass:

0.05 to 0.1 percent of absolute ethyl alcohol;

0.05 to 0.1 percent of nano titanium dioxide and nano silver ion complex;

0.3 to 1 percent of modified perfluoropolyether;

the balance being hydrofluoroether.

2. The nano-photocatalyst and silver ion composite hydrophobic disinfectant as claimed in claim 1, wherein:

the mass ratio of the nano titanium dioxide is larger than that of the nano silver ion complex.

3. The nano-photocatalyst and silver ion composite hydrophobic disinfectant as claimed in claim 1, wherein:

the particle size of the nano titanium dioxide is less than 50 nm;

the particle size of the nano silver ion complex is less than 50 nm.

Technical Field

The invention relates to a nano photocatalyst and silver ion composite type hydrophobic disinfectant, belonging to the technical field of hydrophobic and oleophobic disinfectant.

Background

The disinfectant is used for killing pathogenic microorganisms on a transmission medium, so that the requirement of harmlessness is met, the pathogenic microorganisms are killed out of a human body, the transmission path of infectious diseases is cut off, and the purpose of controlling the infectious diseases is achieved.

The traditional disinfectant has the following defects: the effective time is short, and disinfection solution needs to be sprayed again according to different concentrations of space pathogenic microorganisms for 2 to 4 hours generally; has health hazard, and common disinfectant has irritation effect on eyes, skin, mucosa and upper respiratory tract; inflammation, edema and spasm of throat and bronchus can be caused after inhalation; the disinfectant is harmful to the environment, especially under the application condition of larger dosage. Causing different degrees of damage to air, soil and groundwater. Has the danger of burning and explosion, and common disinfectant is inflammable, explosive, strong in corrosivity and strong in irritation.

Disclosure of Invention

The invention aims to solve the defects of the prior art and provide a nano photocatalyst and silver ion composite hydrophobic disinfectant aiming at the problems of various defects of the traditional disinfectant.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the nano photocatalyst and silver ion composite hydrophobic disinfectant is characterized by comprising the following components in percentage by mass:

0.05 to 0.1 percent of absolute ethyl alcohol;

0.05 to 0.1 percent of nano titanium dioxide and nano silver ion complex;

0.3 to 1 percent of modified perfluoropolyether;

the balance being hydrofluoroether.

Preferably, the mass ratio of the nano titanium dioxide is larger than that of the nano silver ion complex.

Preferably, the particle size of the nano titanium dioxide is less than 50nm, and the particle size of the nano silver ion complex is less than 50 nm.

The invention has the following beneficial effects:

1. the effective time is long, the effective time can reach 7 to 30 days generally according to the concentration of space pathogenic microorganisms and the difference of surface materials of used base materials, and disinfectant does not need to be sprayed frequently.

2. Has no health hazard, has certain volatility at normal temperature, but is harmless to human body.

3. The environment is not harmed, and the raw materials are environment-friendly materials and are harmless to the environment.

4. No explosion hazard, flash point higher than 110 deg.C, and no flammability and explosion.

5. The multifunctional photocatalyst disinfection layer has the functions of oleophobicity and hydrophobicity while forming the photocatalyst disinfection layer, and does not influence the air permeability required by specific materials.

Detailed Description

The invention provides a nano photocatalyst and silver ion composite hydrophobic disinfectant. The technical solutions of the present invention are described in detail below to make them easier to understand and master.

The nano photocatalyst and silver ion composite hydrophobic disinfectant comprises the following components in percentage by mass:

0.05 to 0.1 percent of absolute ethyl alcohol; 0.05 to 0.1 percent of nano titanium dioxide and nano silver ion complex; 0.3 to 1 percent of modified perfluoropolyether; the balance being hydrofluoroether. The mass percentage of the nano titanium dioxide is larger than that of the nano silver ion complex, and the mass percentage of the nano silver ion complex is more than or equal to 0.01 percent.

The particle size of the nano titanium dioxide and the particle size of the nano silver ion complex are less than 50 nm.

The preparation method of the nano photocatalyst and silver ion composite hydrophobic disinfectant comprises the following steps:

adding nano titanium dioxide and nano silver ion complex into absolute ethyl alcohol, and fully stirring to prepare uniformly dispersed dispersion liquid; adding the dispersion liquid into hydrofluoroether, stirring and dispersing uniformly again to obtain a mixed liquid; adding the modified perfluoropolyether into the mixed solution, and fully stirring to obtain a uniform suspension.