Device and method for preparing nano-material or nano-composite material through quick reacting

A technology of nanocomposite materials and nanomaterials, which is applied in the field of rapid reaction preparation of nanomaterials or nanocomposite materials. It can solve the problems of rapid reaction three-pass and reaction speed mismatch, and adhere to the wall of the device, so as to achieve uniform appearance. , Narrow particle size distribution and strong controllability

Active Publication Date: 2017-11-28
深圳原驰三维技术有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0009] Aiming at the above technical problems, the present invention discloses a device and method for rapid reaction to prepare nanomaterials or nanocomposite materials, which solves the problem of three-pass rapid reaction and mismatching reaction speed. The middle of the container cavity is not in contact with the wall, which solves the problem of the reaction product adhering to the wall, and is especially suitable for the large-scale production of simple nano-silver or silver nano-composite materials

Method used

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  • Device and method for preparing nano-material or nano-composite material through quick reacting
  • Device and method for preparing nano-material or nano-composite material through quick reacting
  • Device and method for preparing nano-material or nano-composite material through quick reacting

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0046] Such as Figure 1~Figure 2 As shown, a device for rapid reaction preparation of nanomaterials or nanocomposites, which includes a high-pressure inert gas cylinder 1, a gas pressure gauge 2, a raw material stirring tank, a peristaltic pump 5, a pressure storage tank, an impact reactor 8, a temperature control Reaction vessel 10, product storage tank 12, described impact reactor 8 is positioned at the upper opening of temperature control reaction vessel 10; A symmetrical guide channel 22, the angle between the symmetrical guide channels 22 is 30 ~ 150 °, the raw material stirring tank includes the first raw material stirring tank 3 and the second raw material stirring tank 4, the pressure storage The feed tank includes a first pressure storage tank 6 and a second pressure storage tank 7, the first raw material stirring tank 3 is connected with the first pressure storage tank 6 through a peristaltic pump 5, and the second raw material stirring tank 4 is passed through The...

Embodiment 4

[0057] Adopt the continuous reaction system and method that embodiment 1 provides to prepare silver-coated nickel nano-sol, it comprises the following steps:

[0058] Add a certain amount of mixed solution of silver nitrate, hydroxyethyl cellulose and nickel nanoparticles into the first raw material stirring tank 3, pour a certain amount of formaldehyde solution into the second raw material stirring tank 4, and start stirring. The peristaltic pump 5 is turned on, and the liquid in the first raw material stirring tank 3 and the second raw material stirring tank 4 flows into the first pressure storage tank 6 and the second pressure storage tank 7 . Simultaneously open high-pressure inert gas cylinder 1 and make gas enter in the first pressure storage tank 6 and the second pressure storage tank 7, make the liquid pressure in the first pressure storage tank 6 and the second pressure storage tank 7 maintain At 0.35MPa. Before the experiment, the temperature control device of the t...

Embodiment 5

[0061] The continuous reaction system and method provided in Example 1 are used to prepare silver-coated tin oxide rice particle sol, including the following steps:

[0062] Add a certain amount of mixed solution of silver nitrate, sodium citrate and tin oxide nanoparticles into the first raw material stirring tank 3, pour a certain amount of hydrazine hydrate solution into the second raw material stirring tank 4, and start stirring. The peristaltic pump 5 is turned on, and the liquid in the first raw material stirring tank 3 and the second raw material stirring tank 4 flows into the first pressure storage tank 6 and the second pressure storage tank 7 . Simultaneously open high-pressure inert gas cylinder 1 and make gas enter in the first pressure storage tank 6 and the second pressure storage tank 7, make the liquid pressure in the first pressure storage tank 6 and the second pressure storage tank 7 maintain At 0.5MPa. Before the experiment, the temperature control device of...

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Abstract

The invention provides a device and method for preparing a nano-material or nano-composite material through quick reacting. The device comprises at least two pressure raw material storing containers, an impinging reactor and a temperature control reaction container, wherein the impinging reactor is located at an opening formed in the upper portion of the temperature control reaction container; the impinging reactor comprises a central channel located in the middle of the impinging reactor, an even number of symmetrical flow guiding channels are arranged around the central channel, an included angle formed between every two symmetrical flow guiding channels ranges from 30 degrees to 150 degrees, one of the pressure raw material storing containers is connected with an inlet of the central channel, and every two symmetrical flow guiding channels are connected with other pressure raw material storing containers respectively; and the extending lines of the flow guiding channels and the central channel intersect under the impinging reactor in the middle of a cavity of the temperature control reaction container. According to the technical scheme, the obtained nano-material or nano-composite material is narrow in particle size distribution, uniform in morphology, low in agglomeration degree and good in stability and consistency.

Description

technical field [0001] The invention belongs to the field of preparation of nanometer materials, in particular to a device and method for preparing nanometer materials or nanocomposite materials by rapid reaction. Background technique [0002] Nanomaterials have received extensive attention because of their unique physical and chemical properties that bulk materials do not have. Using these properties, nanomaterials can be widely used in fields including biomedicine, environmental treatment, catalysis, new energy, electronics and electrical. Almost all industrial fields within. According to statistics, the global nanotechnology-related market size reached 91 billion US dollars in 2009, and the number of nanomaterial-related products and related practitioners will double every three years. By 2020, the market size is expected to reach 3 billion. trillions of dollars and provide about 6 million jobs, so all countries in the world attach great importance to the industrializati...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B22F9/24B22F1/02B82Y40/00
CPCB82Y40/00B22F9/24B22F1/17
Inventor 万军喜敖洪亮戴金洲李永东
Owner 深圳原驰三维技术有限公司
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