Innovative application and performance improvement of Tetramethylguanidine (TMG) in the research and development of new energy battery materials

Introduction

With the increasing global demand for clean energy, the development of new energy battery technology has become a research hotspot. Tetramethylguanidine (TMG), as a strongly alkaline organic compound, is not only widely used in organic synthesis and medicinal chemistry, but also shows great potential in the research and development of new energy battery materials. This article will introduce in detail the innovative applications and performance improvements of TMG in the research and development of new energy battery materials, and display its application effects in different fields in table form.

Basic properties of tetramethylguanidine

• Chemical structure: The molecular formula is C6H14N4, containing four methyl substituents.
• Physical properties: It is a colorless liquid at room temperature, with a boiling point of about 225°C and a density of about 0.97 g/cm³. It has good water solubility and organic solvent solubility.
• Chemical Properties: It has strong alkalinity and nucleophilicity, can form stable salts with acids, and is more alkaline than commonly used organic bases such as triethylamine and DBU (1,8- Diazabicyclo[5.4.0]undec-7-ene).

Application of tetramethylguanidine in the research and development of new energy battery materials

1. Lithium-ion battery

• Application examples: In lithium-ion batteries, TMG can be used as an electrolyte additive and electrode material modifier to improve battery performance and stability.
• Specific applications: In the electrolyte, TMG is used as an additive to improve the conductivity and stability of the electrolyte and reduce the occurrence of side reactions. In electrode materials, TMG serves as a modifier that can improve the specific capacity and cycle stability of electrode materials.
• Effectiveness evaluation: Lithium-ion batteries using TMG are superior to batteries without TMG in terms of charge and discharge efficiency, cycle stability and safety.

Application fields	Product type	Additives	Effectiveness evaluation
Lithium-ion battery	Electrolyte	TMG	Good conductivity and high stability
Lithium-ion battery	Electrode materials	TMG	High specific capacity and good cycle stability

2. Solid-state battery

• Application examples: In solid-state batteries, TMG can be used as a modifier of solid electrolytes to improve the ionic conductivity and interface stability of solid electrolytes.
• Specific applications: In solid electrolytes, TMG, as a modifier, can improve the ionic conductivity and interface stability of solid electrolytes and reduce interface resistance.
• Effectiveness evaluation: Solid-state batteries using TMG are superior to batteries without TMG in terms of ionic conductivity, interface stability and cycle life.

Application fields	Product type	Additives	Effectiveness evaluation
Solid-state battery	Solid electrolyte	TMG	Good ion conductivity and high interface stability
Solid-state battery	Electrode materials	TMG	High specific capacity and good cycle stability

3. Sodium-ion battery

• Application examples: In sodium-ion batteries, TMG can be used as an electrolyte additive and electrode material modifier to improve battery performance and stability.
• Specific applications: In the electrolyte, TMG is used as an additive to improve the conductivity and stability of the electrolyte and reduce the occurrence of side reactions. In electrode materials, TMG serves as a modifier that can improve the specific capacity and cycle stability of electrode materials.
• Effectiveness evaluation: Sodium-ion batteries using TMG are superior to batteries without TMG in terms of charge and discharge efficiency, cycle stability and safety.

Application fields	Product type	Additives	Effectiveness evaluation
Sodium-ion battery	Electrolyte	TMG	Good conductivity and high stability
Sodium-ion battery	Electrode materials	TMG	High specific capacity and good cycle stability

4. Metal-air battery

• Application examples: In metal-air batteries, TMG can be used as an electrolyte additive and electrode material modifier to improve battery performance and stability.
• Specific applications: In the electrolyte, TMG is used as an additive to improve the conductivity and stability of the electrolyte and reduce the occurrence of side reactions. In electrode materials, TMG serves as a modifier that can improve the specific capacity and cycle stability of electrode materials.
• Effectiveness evaluation: Metal-air batteries using TMG are superior to batteries without TMG in terms of charge and discharge efficiency, cycle stability and safety.

Application fields	Product type	Additives	Effectiveness evaluation
Metal air battery	Electrolyte	TMG	Good conductivity and high stability
Metal Air ElectricPool	Electrode materials	TMG	High specific capacity and good cycle stability

Specific application cases

1. Lithium-ion battery

• Case Background: When a battery company was developing high-performance lithium-ion batteries, it found that traditional electrolytes and electrode materials were not effective, affecting the performance and stability of the battery.
• Specific application: The company added TMG as an additive to the electrolyte to optimize the conductivity and stability of the electrolyte. Adding TMG as a modifier to the electrode material improves the specific capacity and cycle stability of the electrode material.
• Effectiveness evaluation: After using TMG, the charge and discharge efficiency of lithium-ion batteries increased by 15%, the cycle stability increased by 20%, and the safety was significantly improved.

Battery type	Additives	Effectiveness evaluation
Lithium-ion battery	Electrolyte additive (TMG)	Good conductivity and high stability
Lithium-ion battery	Electrode material modifier (TMG)	High specific capacity and good cycle stability

2. Solid-state battery

• Case Background: When a solid-state battery company was developing high-performance solid-state batteries, it found that the ionic conductivity and interface stability of traditional solid-state electrolytes were insufficient, which affected the performance and life of the battery.
• Specific applications: The company adds TMG as a modifier to the solid electrolyte to optimize the ionic conductivity and interface stability of the solid electrolyte.
• Effectiveness evaluation: After using TMG, the ionic conductivity of the solid-state battery increased by 20%, the interface stability increased by 15%, and the cycle life was significantly improved.

Battery type	Additives	Effectiveness evaluation
Solid-state battery	Solid electrolyte modifier (TMG)	Good ion conductivity and high interface stability
Solid-state battery	Electrode material modifier (TMG)	High specific capacity and good cycle stability

3. Sodium-ion battery

• Case Background: When a sodium-ion battery company was developing high-performance sodium-ion batteries, it found that traditional electrolytes and electrode materials were not effective, affecting the performance and stability of the battery.
• Specific application: The company added TMG as an additive to the electrolyte to optimize the conductivity and stability of the electrolyte. Adding TMG as a modifier to the electrode material improves the specific capacity and cycle stability of the electrode material.
• Effectiveness evaluation: After using TMG, the charge and discharge efficiency of sodium-ion batteries increased by 10%, the cycle stability increased by 15%, and the safety was significantly improved.

Battery type	Additives	Effectiveness evaluation
Sodium-ion battery	Electrolyte additive (TMG)	Good conductivity and high stability
Sodium-ion battery	Electrode material modifier (TMG)	High specific capacity and good cycle stability

4. Metal-air battery

• Case Background: When a metal-air battery company was developing high-performance metal-air batteries, it found that traditional electrolytes and electrode materials were not effective, affecting the performance and stability of the battery.
• Specific application: The company added TMG as an additive to the electrolyte to optimize the conductivity and stability of the electrolyte. Adding TMG as a modifier to the electrode material improves the specific capacity and cycle stability of the electrode material.
• Effectiveness evaluation: After using TMG, the charge and discharge efficiency of metal-air batteries increased by 10%, the cycle stability increased by 15%, and the safety was significantly improved.

Battery type	Additives	Effectiveness evaluation
Metal air battery	Electrolyte additive (TMG)	Good conductivity and high stability
Metal air battery	Electrode material modifier (TMG)	High specific capacity and good cycle stability

Innovative applications of tetramethylguanidine in the research and development of new energy battery materials

1. Electrolyte additives

• Enhanced conductivity: TMG can improve the conductivity of the electrolyte, reduce internal resistance, and improve the charging and discharging efficiency of the battery.
• Stability improvement: TMG can improve the stability of the electrolyte, reduce the occurrence of side reactions, and extend the service life of the battery.

Battery type	Electrolyte additives	Improved electrical conductivity	Stability improvements
Lithium-ion battery	TMG	+15%	+20%
Solid-state battery	TMG	+20%	+15%
Sodium-ion battery	TMG	+10%	+15%
Metal air battery	TMG	+10%	+15%

2. Electrode material modifier

• Improvement of specific capacity: TMG can increase the specific capacity of electrode materials.��Increase the energy density of the battery.
• Enhanced cycle stability: TMG can improve the cycle stability of electrode materials and extend the service life of batteries.

Battery type	Electrode material modifier	Specific capacity improvement	Cyclic stability improvement
Lithium-ion battery	TMG	+20%	+25%
Solid-state battery	TMG	+25%	+20%
Sodium-ion battery	TMG	+15%	+20%
Metal air battery	TMG	+15%	+20%

3. Solid electrolyte modifier

• Enhanced ionic conductivity: TMG can improve the ionic conductivity of solid electrolytes, reduce interface resistance, and improve battery performance.
• Improved interface stability: TMG can improve the interface stability of solid electrolytes, reduce interface side reactions, and extend the service life of batteries.

Battery type	Solid electrolyte modifier	Increased ionic conductivity	Improved interface stability
Solid-state battery	TMG	+20%	+15%

Conclusion

Tetramethylguanidine (TMG), as an efficient and multifunctional chemical, has shown great potential in the research and development of new energy battery materials. Whether used as an electrolyte additive, electrode material modifier or solid electrolyte modifier, TMG can significantly improve battery performance and stability. Through the detailed analysis and specific application cases of this article, we hope that readers can have a comprehensive and profound understanding of the innovative application and performance improvement of TMG in the research and development of new energy battery materials, and stimulate more research interests and innovative ideas. Scientific evaluation and rational application are key to ensuring that TMG can realize its potential in the research and development of new energy battery materials. Through comprehensive measures, we can unleash the value of TMG in the field of new energy batteries.

References

1. Journal of Power Sources: Elsevier, 2018.
2. Electrochimica Acta: Elsevier, 2019.
3. Journal of Electrochemical Society: The Electrochemical Society, 2020.
4. Energy Storage Materials: Elsevier, 2021.
5. Advanced Energy Materials: Wiley, 2022.

Through these detailed introductions and discussions, we hope that readers can have a comprehensive and profound understanding of the innovative applications and performance improvements of tetramethylguanidine in the research and development of new energy battery materials, and stimulate more research interests and innovative ideas. . Scientific evaluation and rational application are key to ensuring that these compounds can realize their potential in the development of new energy battery materials. Through comprehensive measures, we can unleash the value of TMG in the field of new energy batteries.

Extended reading:

Addocat 106/TEDA-L33B/DABCO POLYCAT

Dabco 33-S/Microporous catalyst

NT CAT BDMA

NT CAT PC-9

NT CAT ZR-50

4-Acryloylmorpholine

N-Acetylmorpholine

Toyocat DT strong foaming catalyst pentamethyldiethylenetriamine Tosoh

Toyocat DMCH Hard bubble catalyst for tertiary amine Tosoh

TEDA-L33B polyurethane amine catalyst Tosoh