CN107915230A - A kind of preparation method of nanometer particle - Google Patents

Abstract

A kind of preparation method of nanometer particle, step are as follows:Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, 80 °C are heated to after stirring the lower 2mol/L sodium hydroxide solutions for adding 7.0mL；Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Description

A kind of preparation method of nanometer particle

Technical field

A kind of preparation method of nanometer particle.

Background technology

In the prior art, the preparation method process of nanometer particle is cumbersome, and yield rate is low.

The content of the invention

The present invention provides a kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.0mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Simple technological process is used, process environmental protection is easy to operate, easy to spread.

Embodiment

Embodiment 1

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.1mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 2

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.2mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 3

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.3mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 4

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.4mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 5

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.5mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 5

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.5mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 6

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.6mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 7

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.7mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 8

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.8mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 9

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.9mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Embodiment 10

A kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L sodium hydroxides for adding 8mL 80 °C are heated to after solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

Claims (2)

1. a kind of preparation method of nanometer particle, step are as follows:

Step 1：2g cetyl trimethylammonium bromides are added in 720mL water, stir the lower 2mol/L hydroxides for adding 7.0mL 80 °C are heated to after sodium solution；

Step 2：Dropwise instill 15.0mL ethyl orthosilicates, continue stirring 2 it is small when；

Step 3：Positive four butyl esters of silicic acid of 5.0mL are instilled dropwise, when ultrasonic disperse 1 is small；

Step 4：It is cooled to room temperature, after filtering white precipitate, is washed 5 times with 2L deionized waters；

Step 5：1L is used again, and the ethanol of 6mol/L washs 5 times, 60 °C of dryings；

Step 6：White powder roasted under 550 °C 3 it is small when remove surfactant, you can obtain nanometer particle.

2. having used simple technological process, process environmental protection is easy to operate, easy to spread.