2results about How to "Achieve mutual isolation" patented technology

The utility model discloses an isolating device, which belongs to the technical field of solar cells, and comprises a paper placing material box for placing isolating paper, a sheet collecting material box with a placing space, a sheet removing mechanism and a paper sucking mechanism, the placing space is used for placing silicon wafers, the sheet removing mechanism is used for conveying the silicon wafers to the placing space, and the paper sucking mechanism is used for sucking the isolating paper. The paper suction mechanism comprises a moving module and a suction assembly connected with the moving module, the moving module drives the suction assembly to move back and forth between the paper placing material box and the placing space, and the suction assembly is used for sucking the isolation paper. According to the utility model, the technical effects of reducing the defective product rate and the production cost are achieved.

The application relates to the field of lithium ion battery negative electrode material preparation, and discloses a silicon-carbon composite material and a preparation method and application thereof. The composite material comprises graphite, nano-silicon, a nitrogen-containing carbon layer between the graphite and the nano-silicon, and a carbon coating layer wrapping the nano-silicon. The silicon-carbon composite material provided by the application has good charge-discharge cycle stability when applied to a lithium battery negative electrode material.