Method for preparing graphene-like molybdenum disulfide-ferroferric oxide composite material through reduction for proteic substances

A technology of ferric oxide and molybdenum disulfide, applied in the fields of molybdenum sulfide, chemical instruments and methods, iron oxide/iron hydroxide, etc., can solve the problem of poor particle performance of granular composite materials, unsuitability for industrial production, and complicated preparation process and other problems, to achieve the effect of large output, good magnetic guidance performance and high production efficiency

Active Publication Date: 2017-04-19
XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
View PDF8 Cites 5 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] Based on the problems existing in the prior art, the object of the present invention is to provide a method for preparing graphene-like molybdenum disulfide-ferric oxide composite materials by reduction of protein substances, which can obtain graphite-like materials with nanoscale and superior performance. Molybdenum disulfide-ferroferric oxide nanocomposite

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Method for preparing graphene-like molybdenum disulfide-ferroferric oxide composite material through reduction for proteic substances
  • Method for preparing graphene-like molybdenum disulfide-ferroferric oxide composite material through reduction for proteic substances
  • Method for preparing graphene-like molybdenum disulfide-ferroferric oxide composite material through reduction for proteic substances

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0046] The present embodiment provides a method for preparing a graphene-like molybdenum disulfide-ferric oxide composite material by reduction of a protein substance, and the method comprises the following steps:

[0047] Step 1, the molybdenum disulfide powder is ground to 200 mesh and sieved, and 10 g of the molybdenum disulfide powder under the sieve is added to the intercalation solution. The composition of the intercalation solution is 20 g of potassium chlorate, 10 g of sodium nitrate, and a mass concentration of 98%. 230mL of concentrated sulfuric acid and 70mL of hydrogen peroxide with a mass concentration of 30%;

[0048] Heat in a water bath to 15°C for 2 hours, then stir at 30°C for 30 minutes to carry out intercalation reaction, then heat to 75°C and stir for 30 minutes to react, filter the solution obtained after the reaction and dry the filter cake, grind to 200 mesh sieve, The intercalated molybdenum disulfide powder was obtained.

[0049] Step 2: Take 0.5g of...

Embodiment 2

[0056] The present embodiment provides a method for preparing a graphene-like molybdenum disulfide-ferric oxide composite material by reduction of a protein substance, and the method comprises the following steps:

[0057] Step 1: Grind molybdenum disulfide powder to 200 mesh and sieve, take 10g of undersize molybdenum disulfide powder and add it to the intercalation solution. The composition of the intercalation solution is 40g of potassium chlorate, 5g of sodium nitrate, and a mass concentration of 98%. The concentrated sulfuric acid is 300mL and the hydrogen peroxide of mass concentration 30% is 60mL.

[0058] Heat in a water bath to 10°C for 2 hours, then stir at 10°C for 30 minutes to carry out intercalation reaction, then heat to 95°C and stir for 25 minutes to react, filter the solution obtained after the reaction and dry the filter cake, grind to 200 mesh sieve, The intercalated molybdenum disulfide powder was obtained.

[0059] Step 2: Take 1.1 g of tyrosine and add ...

Embodiment 3

[0065] The present embodiment provides a method for preparing a graphene-like molybdenum disulfide-ferric oxide composite material by reduction of a protein substance, and the method comprises the following steps:

[0066] Step 1, grind molybdenum disulfide powder to 200 mesh and sieve, take 10g of molybdenum disulfide powder under the sieve and add it to the intercalation solution. The composition of the intercalation solution is 10g of potassium chlorate, 8g of sodium nitrate, and a mass concentration of 98%. The concentrated sulfuric acid is 400mL and the hydrogen peroxide of mass concentration 30% is 45mL.

[0067] Heated in a water bath to 30°C for 1 hour, then stirred at 45°C for 50 minutes for intercalation reaction, then heated to 98°C and stirred for 15 minutes, filtered the solution obtained after the reaction and dried the filter cake, ground to 200 mesh and sieved, The intercalated molybdenum disulfide powder was obtained.

[0068] Step 2: Take 1.1 g of tyrosine a...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention provides a method for preparing a graphene-like molybdenum disulfide-ferroferric oxide composite material through reduction for proteic substances. The method comprises the following steps: adding a molybdenum disulfide powder in an intercalation solution and carrying out an intercalation reaction, and filtering and drying after the reaction is finished to obtain an intercalation molybdenum disulfide powder; mixing the intercalation molybdenum disulfide powder prepared in the step 1 with the proteic substances and water, uniformly stirring, drying and grinding to obtain a precursor powder; mixing ferric nitrate with citric acid and then adding the mixture in water, and carrying out a chelation reaction to obtain a yellow sol solution; adding the precursor powder in the yellow sol solution, stirring and mixing to obtain a mixed gel, drying and grinding to obtain a dry gel powder; and carrying out a reduction reaction on the dry gel powder under a protective gas, cooling after the reaction is complete, and taking out a reaction product. The method provided by the invention realizes peeling for molybdenum disulfide and generation for ferroferric oxide simultaneously, and finishes a compounding process of graphene-like molybdenum disulfide and ferroferric oxide in one step.

Description

technical field [0001] The invention belongs to the field of novel two-dimensional materials, and relates to a graphene-like molybdenum disulfide composite material, in particular to a method for preparing a graphene-like molybdenum disulfide-ferric oxide composite material by reducing a protein substance. Background technique [0002] Graphene-like molybdenum disulfide composed of few layers of molybdenum disulfide 2 ) is a new type of two-dimensional (2D) layered compound with graphene-like structure and properties. In recent years, it has become an emerging research hotspot due to its unique physical and chemical properties. Graphene-like molybdenum disulfide is a two-dimensional crystal material with a "sandwich sandwich" layered structure composed of hexagonal multi-layer molybdenum disulfide. The single-layer molybdenum disulfide is composed of three atomic layers, and the middle layer is molybdenum Atomic layers, the upper and lower layers are sulfur atomic layers, t...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): C01G49/08B01J20/20B01J20/30B01J20/28
CPCB01J20/0218B01J20/06B01J20/20C01G39/06C01G49/08B01J20/28009C01P2004/04C01P2002/82C01P2002/72
Inventor 胡平王快社陈震宇周宇航常恬杨帆胡卜亮李秦伟邓洁刘晓平
Owner XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap