Apparatus for preparing compound dispersoids of hydrophobic nanoparticles and surfactants and application thereof

Patent metadata

Field	Value
Publication number	US-10071349-B2
Application number	US-201514917875-A
Country	US
Kind code	B2
Filing date	May 7, 2015
Priority date	Jan 13, 2015
Publication date	Sep 11, 2018
Grant date	Sep 11, 2018

Abstract

An apparatus for preparing compound dispersoids of hydrophobic nanoparticles and surfactants, comprises a water supply pipeline, a compounding mixing pipeline and an aggregating pipeline; the compounding mixing pipeline comprises an ultrasonic dispersion instrument and a liquid storage tank connected in series into a loop, and a second plunger pump allowing unidirectional circulation of materials is arranged between the ultrasonic dispersion instrument and the liquid storage tank; the water supply pipeline is connected to the top of the ultrasonic dispersion instrument; and the aggregating pipeline is connected to a discharge end of the liquid storage tank.

First claim

What is claimed is:

1. A preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants, characterized in that the apparatus comprises a water supply pipeline, a complex mixing pipeline and a material collecting pipeline;
the complex mixing pipeline comprises an ultrasonic disperser and a fluid reservoir that are connected in series, and a first plunger pump for one-way circulation of materials is provided between the ultrasonic disperser and the fluid reservoir;
the water supply pipeline is connected with a top of the ultrasonic disperser;
the material collecting pipeline is connected with a material outlet of the fluid reservoir;
the ultrasonic disperser comprises an instrumental barrel, a first ultrafiltration membrane and a second ultrafiltration membrane are disposed in the instrumental barrel up and down in succession which divide the instrumental barrel into three cavities, which are: a first cavity with a first ultrasonic emission probe disposed therein, a second cavity with a second ultrasonic emission probe disposed therein and a third cavity; a wall of the instrumental barrel is provided with a through surfactant delivery pipe connected to the first cavity; and the wall of the instrumental barrel is provided with a through hydrophobic nanoparticles delivery pipe connected to the second cavity.

2. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 1 , characterized in that the ultrasonic disperser comprises a mobile top cap.

3. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 1 or 2 , characterized in that an inner wall of the instrumental barrel is provided with a first snap ring and a second snap ring, the first ultrafiltration membrane and the second ultrafiltration membrane are set up in the instrumental barrel respectively through the first and second snap rings.

4. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 2 , characterized in that the water supply pipeline is connected with the ultra-disperser and the fluid reservoir through a T-branch pipe; the water supply pipeline comprises a fluid reservoir, a second plunger pump and a flowmeter.

5. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 4 , characterized in that the material collecting pipeline is connected with the fluid reservoir and the ultra-disperser through a T-branch pipe; the material collecting pipeline comprises a complex dispersion reservoir and a third plunger pump.

6. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 5 , characterized in that the instrumental barrel is generally rectangular, a temperature control apparatus is provided on the inner side of the barrel wall; the first and second ultrasonic emission probes are provided respectively on a barrel wall next to the temperature control apparatus.

7. The preparation apparatus of complex dispersion of hydrophobic nanoparticles and surfactants according to claim 6 , characterized in that an aperture size of the first ultrafiltration membrane is 10 nm-100 nm, and the aperture size of the second ultrafiltration membrane is 10 nm-100 nm.

Assignees

• Univ China Petroleum

Inventors

• Zhang Chao
• Li Zhaomin
• Wang Peng
• Sun Qian
• Dong Quanwei

Classifications

• B01F11/0258

  Operations & Transport · mapped topic

• B01F15/0243

  Operations & Transport · mapped topic

• B01F11/02 Primary

  Operations & Transport · mapped topic

• B01F15/00396

  Operations & Transport · mapped topic

• B01F15/00136

  Operations & Transport · mapped topic