Porous MOF/CNFs composite material for lithium cathode protection

A composite material and metal lithium technology, applied in the field of lithium-ion batteries, can solve the problems of increased process complexity, low strength, and difficult production, to improve cycle stability and safety, reduce current density, and good chemical stability sexual effect
CN107808944AInactive Publication Date: 2018-03-16BEIJING INSTITUTE OF TECHNOLOGYGY
4 Cites 21 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
BEIJING INSTITUTE OF TECHNOLOGYGY
Publication Date
2018-03-16
Estimated Expiration
Not applicable · inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The invention relates to a composite material for lithium cathode protection. The composite material is composed of porous metal-organic frameworks (MOF) and carbon nano fibers (CNFs), is used for lithium cathode protection, can effectively solve the problem that lithium dendritic crystals grow on the surface of a lithium cathode, improves the cycle stability of lithium cathode, and enhances the properties and safety of a secondary battery that is prepared from a lithium material.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to a composite material composed of a porous metal-organic framework material (MOF) and a carbon nanofiber (CNFs) material, which is used for metal lithium negative electrode protection and belongs to the field of lithium ion batteries. Background technique

[0002] With the development of the economy, portable electronic devices such as mobile phones, tablets, and laptops have become necessary items in people's lives, and new tools such as drones, electric balance vehicles, and electric vehicles have gradually entered the market, leading the industry trend , These popular industries urgently need rechargeable batteries with higher energy density, higher power density, longer life, and safer.

[0003] Due to the heavy dependence of the current economic development on fossil energy and the lagging behind of environmental protection work, the problem of environmental pollution in China has become increasingly serious. The large-sca...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More