TWI622410B - Antibacterial fish tank and antibacterial film thereof - Google Patents

Abstract

An antibacterial aquarium comprising: a cylinder; and an antibacterial film attached to a surface of the cylinder, wherein the antibacterial film comprises 97 to 99.99% titanium dioxide and 0.01 to 3% by atomic percentage silver. Thereby, the bacteria in the cylinder which are caused by the biological excretion in the water can be decomposed by the antibacterial film to ensure the biological health of the water, or by attaching the antibacterial film to the outer surface of the cylinder, Or attached to the substrate of other users in daily life, which can easily contact the object, the bacteria in the air can be decomposed by the antibacterial film, and it is not easy to adhere to avoid infection of the user.

Description

Antibacterial fish tank and its antibacterial film

The invention relates to an antibacterial fish tank and an antibacterial film thereof, in particular to an antibacterial fish tank with antibacterial effect and an antibacterial film thereof.

Breeding fish, shrimps or aquatic plants and other creatures in the aquarium is common in daily life. However, in the aquarium, the bacteria are caused by the excretion of the aquatic organisms or the residual feed, which causes the water to become dirty or increase the biological disease in the water. The problem of risk, so the breeder needs to diligently change the water for the aquarium. Similarly, on the surface of a common substrate such as a desktop or a keyboard, various bacteria are attached, which causes the user to be infected by the bacteria when contacting the substrate, and also has a problem of increasing the risk of the user's disease.

In order to solve the above problems, the present invention provides an antibacterial aquarium which has an antibacterial effect on the surface of the aquarium.

The present invention further provides an antibacterial film which can be formed on the surface of various substrates to have an antibacterial effect on the surface of the substrate.

The "substrate" as used in the present invention refers to something that we can, may directly or indirectly contact, such as a table, a chair, a cushion, a computer, and the like.

An antibacterial aquarium comprising: a cylinder having an accommodating space; and an antibacterial film attached to the surface of the cylinder, the antibacterial film having a thickness of 100~ 400 nm, wherein the antibacterial film contains 97 to 99.99% of titanium dioxide and 0.01 to 3% of silver in atomic percentage.

Accordingly, by irradiating the cylinder with ultraviolet light or visible light, the antibacterial film is excited to generate strongly oxidized hydroxyl radicals, and silver particles formed by silver are added to cause damage to the bacteria, and by the antibacterial The film adheres to the inner surface of the cylinder, so that the bacteria in the cylinder which are caused by biological excretion in the water can be decomposed by the antibacterial film to reduce the risk of biological diseases in the water and reduce the adhesion of the moss to the cylinder. The inner surface achieves the effect of maintaining water quality to ensure biological health in the water.

The material of the cylinder is a material that is transparent to ultraviolet light having a wavelength of 10 to 400 nm or visible light having a wavelength of 390 to 700 nm. Thereby, the light generated by the sunlight or the general illumination device can directly penetrate the outer surface of the cylinder body and be irradiated to the inner surface of the cylinder body, so that the position of the cylinder body can be prevented from being restricted by the direction of the light irradiation. , with the effect of increasing the convenience of use.

An antibacterial film having a thickness of 100 to 400 nm, the antibacterial film comprising: titanium oxide in an atomic percentage of 97 to 99.99%; and silver in an atomic percentage of 0.01 to 3%.

Accordingly, the bacteria in the air can be decomposed by the antibacterial film by attaching the antibacterial film to the outer surface of the cylinder or to the substrate of other users in daily life which is easy to contact with the article. Attached to avoid infection of the user and improve the quality of life of the user.

Wherein, the antibacterial film contains 98.62% of titanium dioxide and 1.38% of silver in atomic percentage. Thereby, the ratio of titanium dioxide to silver is controlled to achieve the best antibacterial effect, and the content of silver can be prevented from being too high, so that the antibacterial film is easily blackened and affects the appearance.

The antibacterial film has a thickness of 157.3 nm. Thereby, the optimal antibacterial effect can be achieved, and the antibacterial film is not excessively wasteful to be economical.

〔this invention〕

1‧‧‧Cylinder

2‧‧‧Antibacterial film

S‧‧‧ accommodating space

Fig. 1 is a schematic view showing the structure of an embodiment of the antibacterial aquarium of the present invention.

Fig. 2 is an enlarged view showing the surface of the antibacterial film of the present invention attached to a substrate.

Fig. 3 is an enlarged view showing the adhesion of the antibacterial film of the present invention to the inner surface and the outer surface of the substrate.

The above and other objects, features and advantages of the present invention will become more <RTIgt; It is a preferred embodiment of the antibacterial aquarium of the present invention. The antibacterial aquarium comprises a cylinder 1 to which an antibacterial film 2 is attached, and a light is irradiated onto the antibacterial film 2 to excite the antibacterial film 2 Have an effect.

The outer shape of the cylinder block 1 can be a structural design of various geometric shapes, and the invention is not limited herein. The cylinder 1 can be made of a light-transmitting material. For example, the cylinder 1 can preferably be a material with a wavelength of 10 to 400 nm or a wavelength of 390 to 700 nm. The generated light can directly penetrate the outer surface of the cylinder 1 and be irradiated to the inner surface of the cylinder 1, so that the position of the cylinder 1 can be prevented from being restricted by the direction of light irradiation, and the use convenience is increased. efficacy. In addition, the material of the cylinder block 1 can also be made of an opaque material, so that the light can pass through the cylinder mouth of the cylinder block 1, and can also be irradiated to the inner surface of the cylinder block 1, which is not limited herein. In this embodiment, the cylinder 1 has an accommodating space S, which can be used to store water and liquid to raise organisms such as fish and shrimp or water plants.

The antibacterial film 2 comprises titanium oxide in an atomic percentage of 97 to 99.99% and silver in an amount of 0.01 to 3%, and the titanium dioxide of the antibacterial film 2 is excited by the energy provided by the ultraviolet light and the visible light to catalyze. Produces active hydroxyl radicals and has strong oxidizing ability, which can cause bacterial cell death or destruction of organic matter, and the silver of the antibacterial film 2 can form fine silver particles to penetrate the bacterial cell wall to interfere with bacterial cell wall synthesis and destruction. Bacterial cell membranes to further increase the efficiency of sterilization. In this embodiment, the antibacterial film 2 preferably has 98.62% titanium dioxide and 1.38% silver by atomic percentage, thereby controlling the ratio of titanium dioxide to silver to achieve the best antibacterial effect, and avoiding the silver content. If it is too high, the antibacterial film 2 tends to become black and affect the appearance.

Referring to Figures 2 and 3, the antibacterial film 2 may be attached to the cylinder 1 by spraying, coating or sputtering. For example, a target source containing titanium and silver may be vacuumed. In the environment, the ions are ionized by high-energy ions, and then titanium oxide is synthesized by oxygen and ionized titanium to form titanium dioxide, and titanium dioxide and silver are deposited on the cylinder 1 to form the antibacterial film 2, and the target source can be adjusted. The ratio of titanium to silver allows the antimicrobial film 2 deposited on the cylinder 1 to have the above atomic percentage, which is understood by those of ordinary skill in the art. In the present invention, the antibacterial film 2 can be deposited on the inner surface of the cylinder 1 to avoid the excretion of the organisms in the water raised by the cylinder 1 or the residual feed growth bacteria and moss, or can be deposited thereon. The outer surface of the cylinder block 1 avoids the adhesion and growth of bacteria on the outer surface of the cylinder 1, thereby preventing the user from being infected with bacteria when playing or using the cylinder 1 to increase the risk of disease.

It should be noted that the antibacterial film 2 attached to the cylinder 1 may have a thickness of 100 to 400 nm to prevent the antibacterial film 2 from being too thin to cause an antibacterial effect, or the antibacterial film 2 is too thick to cause the ultraviolet light. When the antibacterial film 2 is irradiated with visible light, the entire antibacterial film 2 cannot be completely penetrated, resulting in failure to inspire completely causing a decrease in the antibacterial effect. In the present embodiment, the thickness of the antibacterial film 2 is preferably 157.3 nm to achieve an optimal antibacterial effect, and the antibacterial film 2 is not excessively thick and wasteful, so as to be economical. Further, when the thickness of the antibacterial film 2 attached to the inner surface of the cylinder 1 is 100 to 400 nm, the maximum visible light transmittance of the inner surface of the cylinder 1 can be 86%, whereby the cylinder can be made The inner surface of the body 1 achieves a slight mirror effect, so that the aquatic organisms cultured in the cylinder 1 can reflect the figure of the aquatic organism itself when approaching the inner surface of the cylinder 1, and the aquatic organism can It has the effect of having the same kind of biological group and achieving the biological emotion of the water raised in the stable.

In addition, although the antibacterial film 2 is attached to the cylinder 1 in the present embodiment, the antibacterial film 2 can be attached to the surface of other substrates in the same manner, for example, the antibacterial film 2 is attached to the user's daily life. The articles that are in contact with the living to produce an antibacterial effect can also achieve the effect of preventing the user from being infected with the bacteria. It is understood by those of ordinary skill in the art that the present invention is not limited thereto.

In order to confirm that the thickness of the antibacterial film 2 of the present invention does have an effect on the antibacterial effect, the antibacterial film 2 is formed on the substrate to form 157.3 nm (Group 1), 332.7 nm (Group 2), and 435.3 nm, respectively. The thickness of each of the three groups was measured by white light of an LED lamp, and the photodegradation rate of each group of antibacterial films was measured. The results are shown in Table 1.

The test results show that when the thickness of the antibacterial film 2 is only 80 nm, the photodegradation rate of the organic substance is only 14% after the reaction of the antibacterial film 2 by light irradiation, and when the thickness of the antibacterial film 2 exceeds 100 nm, The photodegradation rate is significantly improved, and when the thickness of the antibacterial film 2 is increased to 435.3 nm, the photodegradation rate is also lowered to 14.22%. Therefore, when the thickness of the antibacterial film 2 is less than 100 nm or more than 400 nm, it is true. The photodegradation rate is greatly lowered, and the antibacterial film 2 is not completely excited, resulting in poor antibacterial effect.

In summary, the antibacterial fish tank of the present invention and the antibacterial film thereof are made of the antibacterial thin film The film is excited by the ultraviolet light or the visible light to generate a strongly oxidized hydroxyl radical, and the silver particles formed by the silver are added to damage the bacteria, and the antibacterial film is attached to the cylinder by the film. The inner surface allows the bacteria in the cylinder to be contaminated by biological excretions in the water to be decomposed by the antibacterial film to reduce the risk of biological diseases in the water and to reduce the adhesion of moss to the inner surface of the cylinder to maintain water quality. The biological health benefits of water. In addition, by attaching the antibacterial film to the outer surface of the cylinder or to other substrates in the daily life of other users, the bacteria in the air can be decomposed by the antibacterial film without being easily attached. In order to avoid the user's infection, to improve the quality of life of users.

While the invention has been described in connection with the preferred embodiments described above, it is not intended to limit the scope of the invention. The technical scope of the invention is protected, and therefore the scope of the invention is defined by the scope of the appended claims.

Claims (7)

An antibacterial aquarium comprising: a cylinder having an accommodating space; and an antibacterial film attached to a surface of the cylinder, the antibacterial film having a thickness of 100 to 400 nm, wherein the antibacterial film comprises The atomic percentage is 97 to 99.99% of titanium dioxide and 0.01 to 3% of silver. The antibacterial aquarium according to claim 1, wherein the material of the cylinder is a material that is transparent to ultraviolet light having a wavelength of 10 to 400 nm or visible light having a wavelength of 390 to 700 nm. The antibacterial aquarium according to claim 1, wherein the antibacterial film comprises 98.62% by atomic percent of titanium dioxide and 1.38% of silver. The antibacterial aquarium according to claim 1, wherein the antibacterial film has a thickness of 157.3 nm. An antibacterial film having a thickness of 100 to 400 nm, the antibacterial film comprising: titanium oxide in an atomic percentage of 97 to 99.99%; and silver in an atomic percentage of 0.01 to 3%. The antibacterial film of claim 5, wherein the antibacterial film comprises 98.62% by atomic percent of titanium dioxide and 1.38% of silver. The antibacterial film of claim 5, wherein the antibacterial film has a thickness of 157.3 nm.