3results about How to "Good floating performance" patented technology

The present application relates to an electrochemical device and an electronic device comprising the same. The electrochemical device of the present application comprises: a positive electrode, a negative electrode and an electrolyte, the positive electrode comprising a positive electrode current collector and a positive electrode active material layer on the positive electrode current collector, the positive electrode active material layer comprising a positive electrode active material, wherein the mass percentage of the positive electrode active material is M% based on the mass of the positive electrode active material layer, M ranges from 95 to 99, and the cracking width of the surface of the positive electrode active material layer is W mm, wherein M and W satisfy: M / W≥47.5. The electrochemical device provided by the present application has reduced direct current internal resistance and improved capacity retention rate, low temperature performance and floating performance.

The application discloses a long-acting hydrogen-releasing microsphere in the stomach and use of the microsphere as a drug in treatment of gastritis, and belongs to the field of pharmaceutical preparations and hydrogen treatment. The composition provided by the application is composed of a hydrogen production micro-particle as a core and a sustained-release agent composed of hydroxypropyl methyl cellulose and ethyl cellulose. By selecting specific components and processes, the microsphere has good floatability and long-acting hydrogen-releasing capacity. The microsphere can float in the gastric juice environment and gradually release hydrogen, so that the sustained anti-oxidation and anti-inflammatory effects are realized, and the microsphere is suitable for treatment of gastric inflammation.

This application discloses an electrolyte, an electrochemical apparatus, and an electronic apparatus. The electrolyte of this application includes ethyl propionate, propyl propionate, ethylene carbonate, and propylene carbonate, where based on a total mass of the electrolyte, a mass percentage of ethyl propionate is a%, a mass percentage of propyl propionate is b%, a mass percentage of ethylene carbonate is c%, and a mass percentage of propylene carbonate is d%, where 20≤a+b≤50, 0<c / d<1, and 15≤c+d≤50. The electrolyte provided in this application can significantly improve floating charge performance of electrochemical apparatuses at high voltage.