Method for preparing surface modification layer of lithium-rich material based on buffer solution system
A lithium-rich material and buffer solution technology, applied in structural parts, electrical components, battery electrodes, etc., can solve problems such as difficult industrialization and inability to achieve uniform coating, and achieve easy operation, non-toxic and harmless cost, and large discharge The effect of capacity
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0025] Example 1:
[0026] (1) Preparation of lithium-rich materials: press Li[Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 Prepare the metal acetate mixture with the ratio of Ni, Co, Mn, and Li; add the mixture of citric acid and ethylene glycol as the complexing agent to the metal acetate solution; put the final mixture at 80℃ Rotary steaming to form a sol; dry the sol in a vacuum oven at 150°C for 6 hours; finally heat it at 450°C for 6 hours and 850°C for 15 hours in an air atmosphere in a tube furnace to obtain the final product Li[Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 ;
[0027] (2) The Li(Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 Sieve (a sieve with an aperture of 0.045mm);
[0028] (3) Take 0.3g of the sieved sample and place it in a beaker, and add 50ml of 0.2M PBS pH=7 standard buffer solution;
[0029] (4) Magnetic stirring (rotating speed 250rpm) at room temperature, reaction time 5 days;
[0030] (5) The sample after the reaction is washed repeatedly with deionized water, filtered by sucti...
Example Embodiment
[0033] Example 2:
[0034] (1) Preparation of lithium-rich materials: press Li[Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 In the ratio of Ni, Co, Mn, and Li, prepare the metal acetate mixture; use the mixture of citric acid and ethylene glycol as the complexing agent to add the metal acetate solution; spin the final mixture at 80°C Steam to form a sol; dry the sol in a vacuum oven at 150°C for 6 hours; finally heat it at 450°C for 6 hours in an air atmosphere in a tube furnace and heat it at 850°C for 15 hours to obtain the final product Li[Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 ;
[0035] (2) The Li(Li 0.2 Mn 0.54 Ni 0.13 Co 0.13 ]O 2 Sieve (a sieve with an aperture of 0.045mm);
[0036] (3) Take 0.3g of the sieved sample and place it in a beaker, and add 50ml of 0.1M PBS pH=5.7 standard buffer solution;
[0037] (4) Magnetic stirring at room temperature (speed 500rpm), reaction time 5 days;
[0038] (5) The sample after the reaction is repeatedly washed with deionized water, filtered by suctio...
Example Embodiment
[0041] Example 3:
[0042] (1) Preparation of lithium-rich materials: press Li[Li 0.2 Ni 0.1 Co 0.1 Al 0.06 Mn 0.54 ]O 2 Prepare the metal acetate mixture with the ratio of Ni, Co, Mn, Al, and Li; add the mixture of citric acid and ethylene glycol as the complexing agent to the metal acetate solution; put the final mixture at 80℃ Rotate down to form a sol; dry the sol in a vacuum oven at 150°C for 6 hours; finally heat it at 450°C for 6 hours and 850°C for 15 hours in an air atmosphere in a tube furnace to obtain the final product Li[Li 0.2 Ni 0.1 Co 0.1 Al 0.06 Mn 0.54 ]O 2 ;
[0043] (2) The Li(Li 0.2 Ni 0.1 Co 0.1 Al 0.06 Mn 0.54 ]O 2 Sieving (a sieve with an aperture of 0.074mm);
[0044] (3) Take 0.3g of the sieved sample and place it in a beaker, and add 50ml of 0.1M PBS pH=7 standard buffer solution;
[0045] (4) Magnetic stirring at room temperature (rotating speed 250rpm), the reaction time is 1 day, 3 days and 5 days respectively;
[0046] (5) The sample after the reaction is...
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.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap