Pore gradient silicon carbide porous ceramic and preparation method thereof
A technology of gradient silicon carbide and porous ceramics, applied in ceramic products, other household appliances, household appliances, etc., can solve the problems affecting the use effect of porous ceramics, and achieve the effect of high ceramic yield
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0024] A method for preparing a pore-gradient silicon carbide porous ceramic, calculated with the total mass of added silicon carbide powder as 100 parts, the specific steps are:
[0025] 1) Add 20 parts of 10 μm fine silicon carbide powder, 80 parts of coarse silicon carbide powder and 5 parts of polycarbosilane into the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution, Obtain silicon carbide powder coated with polycarbosilane, grind and pass through a 100-mesh sieve;
[0026] 2) Add 40 parts of 10 μm fine silicon carbide powder, 60 parts of coarse silicon carbide powder and 5 parts of polycarbosilane into the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution, Obtain silicon carbide powder coated with polycarbosilane, grind and pass through a 100-mesh sieve;
[0027] 3) Add 100 parts of 10 μm fine silicon carbide powder ...
Embodiment 2
[0033] A method for preparing a pore-gradient silicon carbide porous ceramic, calculated with the total mass of added silicon carbide powder as 100 parts, the specific steps are:
[0034] 1) Add 20 parts of 10 μm fine silicon carbide powder, 80 parts of coarse silicon carbide powder and 5 parts of polycarbosilane into the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution, Obtain the silicon carbide powder that is coated with polycarbosilane, grind and cross 100 mesh sieves; figure 2 middle left part;
[0035] 2) Add 100 parts of 10 μm fine silicon carbide powder and 5 parts of polycarbosilane to the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution to obtain polycarbosilane-coated Silicon carbide powder, ground and passed through a 100-mesh sieve; figure 2 middle right part and image 3 middle left part;
[0036] 3) A...
Embodiment 3
[0041] A method for preparing a pore-gradient silicon carbide porous ceramic, calculated with the total mass of added silicon carbide powder as 100 parts, the specific steps are:
[0042] 1) Add 20 parts of 10 μm fine silicon carbide powder, 80 parts of coarse silicon carbide powder and 5 parts of polycarbosilane into the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution, Obtain silicon carbide powder coated with polycarbosilane, grind and pass through a 100-mesh sieve;
[0043] 2) Add 100 parts of 10 μm fine silicon carbide powder and 5 parts of polycarbosilane to the xylene solution, then ball mill and mix for 3 hours to obtain a cloudy solution; then remove the solvent in the cloudy solution to obtain polycarbosilane-coated Silicon carbide powder, ground and passed through a 100-mesh sieve;
[0044] 3) Add 100 parts of 10 μm fine silicon carbide powder, 5 parts of carbon powder and 5 parts of polyc...
PUM
Property | Measurement | Unit |
---|---|---|
porosity | aaaaa | aaaaa |
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