Ni-Mn-Mo-Si intermetallic compound porous material and preparation method thereof
A ni-mn-mo-si, intermetallic compound technology, applied in the field of porous materials, can solve the problems of weak electrochemical catalytic activity, insufficient corrosion resistance, insufficient anti-oxidation performance, etc., to improve the electrochemical catalytic performance and stability. The effect of reducing energy consumption, reducing energy consumption and preparing energy consumption
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0028] Using Ni, Mn, Mo and Si powder as raw materials, mix according to the following composition ratio: Ni: 60g, Mn: 15g, Mo: 10g, Si: 15g. Put the prepared materials into a ball mill for mixing. The ball milling atmosphere is inert gas protection, the ball-to-material ratio is 3:1, and the ball milling time is 48 hours. Stir the material with a spiral mixer, and add 10 mL of stearic acid alcohol solution, including 2 g of stearic acid, and dry it in a vacuum drying oven at a temperature of 90° C. for 60 minutes. Adopt molding equipment to carry out pressing, and pressing pressure is controlled at 120MPa. Put the cold compact into a hydrogen furnace for degreasing, the degreasing temperature is 500°C, the holding time is 60 minutes, and the heating rate is controlled at 3°C / min. The degreased green body is put into a vacuum furnace for three-stage reaction sintering. The reaction temperature in the first stage is 800°C, the heating rate is controlled at 20°C / min, the react...
Embodiment 2
[0030] Use Ni, Mn, Mo and Si powder as raw materials, and mix according to the following composition ratio: Ni: 50g, Mn: 20g, Mo: 15g, Si: 15g. Put the prepared materials into a ball mill for mixing. The ball milling atmosphere is inert gas protection, the ball-to-material ratio is 1:1, and the ball milling time is 24 hours. Stir the material with a spiral mixer, and add 15 mL of stearic acid alcohol solution, including 3 g of stearic acid, and dry it in a vacuum drying oven at a temperature of 70 ° C for 120 minutes. Adopt molding equipment to press, and the pressing pressure is controlled at 80MPa. Put the cold compact into a hydrogen furnace for degreasing, the degreasing temperature is 550°C, the holding time is 60 minutes, and the heating rate is controlled at 5°C / min. The degreased green body is put into a vacuum furnace for three-stage reaction sintering. The reaction temperature in the first stage is 800°C, the heating rate is controlled at 20°C / min, the reaction sin...
Embodiment 3
[0032] Using Ni, Mn, Mo and Si powder as raw materials, mix according to the following composition ratio: Ni: 75g, Mn: 10g, Mo: 10g, Si: 5g. Put the prepared materials into a ball mill for mixing, the atmosphere of the ball mill is inert gas protection, the ratio of ball to material is 5:1, and the ball mill time is 48 hours. Use a spiral mixer to turn the material, and at the same time add 10 mL of stearic acid alcohol solution, including 1 g of stearic acid, and dry it in a vacuum drying oven at a temperature of 95 ° C for 60 minutes. Adopt molding equipment to carry out pressing, and pressing pressure is controlled at 350MPa. Put the cold compact into a hydrogen furnace for degreasing, the degreasing temperature is 450°C, the holding time is 180 minutes, and the heating rate is controlled at 2°C / min. The degreased green body is put into a vacuum furnace for three-stage reaction sintering. The reaction temperature in the first stage is 850°C, the heating rate is controlled...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com