阅读说明：本技术 纳米棒及其制造方法以及含有该纳米棒的光阀 (Nanorod, manufacturing method thereof and light valve containing nanorod ) 是由 赵世勇 张达玮 李亚男 肖淑勇 梁斌 张昱喆 于 2019-11-21 设计创作，主要内容包括：一种纳米棒及其制造方法以及含有该纳米棒的光阀,纳米棒为无机-有机杂化含氟纳米棒,使用含有无机-有机杂化含氟纳米棒的光阀全光线透射率更高,同时,能增强光阀对水的稳定性和对紫外线辐射的稳定性,更好地保护光阀不受损坏,对提高光阀装置的长期稳定性十分重要。(A nanometer stick and its manufacturing method and light valve containing the nanometer stick, the nanometer stick is inorganic-organic hybridization fluorine nanometer stick, the light valve using the nanometer stick has higher light transmission, at the same time, it can enhance the stability of the light valve to water and ultraviolet radiation, better protect the light valve from damage, it is very important to improve the long-term stability of the light valve device.)

A nanorod comprising an inorganic-organic complex including a fluorine atom, a carbon atom, and a nitrogen atom.

The nanorod of claim 1, wherein: the inorganic-organic complex comprises a component A and B, C, D, E, wherein the component A is iodine, the component B is alkali metal halide or alkaline earth metal halide, the component C is alkali metal fluoride-containing salt or alkaline earth metal fluoride-containing salt, the component D is nitrogen-containing heterocyclic carboxylic acid or nitrogen-containing heterocyclic carboxylic ester, the component E is modified cellulose, and the mass ratio of the components is A: b: c: d: e is 0.3-3: 1: 0.1-1: 0.5-4: 0.2 to 3.

The nanorod of claim 1, wherein the nanorod has a particle length of 50-800 nm and an aspect ratio between the particle length and the particle width of 2-30.

The nanorod according to claim 3, wherein the nanorod has a particle length of 200-500 nm, and an aspect ratio between the particle length and the particle width is preferably 5-15.

The nanorod of claim 2, wherein the iodine is not less than 98% pure.

The nanorod of claim 2, wherein the alkaline earth metal halide is at least one of calcium iodide, barium iodide, calcium bromide, barium bromide.

The nanorod of claim 2, wherein the alkali or alkaline earth halide has a purity of not less than 99%.

The nanorod of claim 2, wherein the fluoride-containing acid salt in the alkali metal fluoride-containing acid salt or the alkaline earth metal fluoride-containing acid salt is BF₄ ^-，PF ₆ ^-，SbF ₆ ^-At least one of (1).

The nanorod of claim 2, wherein: the metal ion in the alkali metal fluoride salt or the alkaline earth metal fluoride salt is Li⁺，Na ⁺，K ⁺，Ca ²⁺，Sr ²⁺，Ba ²⁺At least one of (1).

The nanorod of claim 2, wherein the alkali or alkaline earth metal fluoride-containing salt has a purity of not less than 99%.

The nanorod of claim 2, wherein the modified cellulose is at least one of nitrocellulose, ethylcellulose, cellulose acetate, cellulose butyrate.

The nanorod of claim 2, wherein the nitrogen-containing heterocyclic carboxylic acid or ester is at least one of the following compounds:

n is 1 to 4;n is 1 to 3;n is 1-2;n is 1 to 5;n is 1 to 4; n is 1 to 4;n is 1 to 7;n is 1 to 7;n is 1 to 6;

a light valve for controlling the transmission of light comprising a first transparent electrode and a second transparent electrode, and a liquid suspending medium sandwiched between said first transparent electrode and said second transparent electrode, wherein: the nano-rods of any one of claims 1 to 11 are dispersed in the liquid suspension medium, and the nano-rods can be stably suspended in the liquid suspension medium and can freely move because of the balance of buoyancy and gravity in the liquid suspension medium; when the device works, alternating current with adjustable voltage is connected to the first transparent electrode and the second transparent electrode.

The light valve of claim 13, wherein: the liquid suspension medium is a non-conductive liquid which is at least one of a mineral insulating material, a synthetic insulating material and vegetable oil.

A light valve as claimed in claim 14, wherein the mineral insulating material comprises transformer oil.

The light valve of claim 14, wherein: the synthetic insulating material is at least one of organic silicone oil, fluorocarbon organic compounds, plasticizers (dioctyl phthalate, dibutyl phthalate, diisooctyl phthalate and triisodecyl trimellitate (TDTM)), dodecyl benzene and polybutadienes oil.

The light valve of claim 14, wherein: the vegetable oil is at least one of castor oil, soybean oil and rapeseed oil.

The light valve of claim 14, wherein: each of the first and second transparent electrodes includes at least one of an ITO conductive glass, an ITO/PET conductive film, a nano Ag wire/PET conductive film, a nano Cu wire/PET conductive film.

The light valve of claim 13, wherein the first transparent electrode and the second transparent electrode are sealed around with an insulating material.

The light valve of claim 19, wherein the insulating material is an epoxy.

The light valve as claimed in claim 13, wherein the alternating current has a voltage adjusting range of 5-500V alternating current.

A method for synthesizing inorganic-organic hybrid fluorine-containing nano-rods takes isoamyl acetate as a solvent, low-carbon alcohol with the carbon atom number less than 8 and distilled water as a charge balancing agent, and the feeding mass ratio of the components is A: and B component: and C, component C: and (D) component: and E, component (E): low carbon alcohol: water: the content of the isoamyl acetate is 0.2-5: 1: 0.1-1: 0.4-3: 0.5-5: 0.1-8: 0.01-5: 5-100, the method comprises the following steps:

a. providing component E modified cellulose, component A iodine, isoamyl acetate, component B alkali metal halide or alkaline earth metal halide and component C alkali metal fluoride or alkaline earth metal fluoride, heating to 5-150 ℃, adding low carbon alcohol, distilled water and component D nitrogen-containing heterocyclic carboxylic acid or nitrogen-containing heterocyclic carboxylic ester after iodine is dissolved, continuously heating and keeping the temperature, stirring and reacting for 0.1-20 hours, and then naturally cooling;

b. centrifuging the reaction solution for 0.2-2 hours under the condition of not higher than 5000G to remove large-particle products, centrifuging the supernatant for 0.5-20 hours under the condition of not lower than 10000G, and discarding the supernatant to obtain light-controlled particles, thereby obtaining the inorganic-organic hybrid fluorine-containing nanorod.