1. 平台首页
  2. 国际专利信息
  • 专利标题:   New graphene compound used for manufacturing lithium-ion storage battery, comprises graphene or graphene oxide, and optionally substituted chain group having two or more ether bonds, bound to graphene or graphene oxide through silicon.
  • 专利号:   US2017256817-A1, JP2017160113-A, WO2017149405-A1
  • 发明人:   KADOMA H, OGUNI T, SEO S, MOMMA H, SEO T
  • 专利权人:   SEMICONDUCTOR ENERGY LAB, SEMICONDUCTOR ENERGY LAB
  • 国际专利分类:   H01M010/0525, H01M010/0565, H01M002/02, C01B032/198, H01M010/0562, C01B032/194, C07F007/08, H01M010/052
  • 专利详细信息:   US2017256817-A1 07 Sep 2017 H01M-010/0565 201765 Pages: 22 English
  • 申请详细信息:   US2017256817-A1 US445433 28 Feb 2017
  • 优先权号:   JP040093

▎ 摘　　要

NOVELTY - A graphene compound (I) comprising graphene or graphene oxide, and an optionally substituted chain group, is new. The chain group comprises two or more ether bonds. The chain group is bonded to the graphene or graphene oxide through a silicon atom. USE - New graphene compound is used for manufacturing lithium-ion storage battery (claimed). Uses include but are not limited to mobile phones, smartphones, laptop computers, portable music players, digital cameras, medical equipment, hybrid electric vehicles, electric vehicles, and plug-in hybrid electric vehicles. ADVANTAGE - Graphene oxide in the graphene compound has low reduction resistance and is easily reduced to from compound having excellent conductivity. The battery containing the compound (I) has excellent flexibility and improved battery characteristics. DETAILED DESCRIPTION - A graphene compound of formula (I) comprising graphene or graphene oxide, and an optionally substituted chain group, is new. The chain group comprises two or more ether bonds. The chain group is bonded to the graphene or graphene oxide through a silicon atom. GO=graphene or graphene oxide;and R=optionally substituted chain group comprising at least two or more ether bonds. INDEPENDENT CLAIMS are included for the following: (1) lithium-ion storage battery (110), which comprises the compound (I), an exterior component (207), a positive electrode current collector (100), and a negative electrode current collector (103); (2) preparation of the compound (I); and (3) preparation of a chemically modified graphene compound, which involves stirring graphene oxide and butylamine under a nitrogen stream to form a mixture, and cooling the mixture and dripping methoxytriethyleneoxypropyltrichlorosilane into the mixture to form another mixture, and stirring the resulting mixture. DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of the lithium-ion storage battery. Positive electrode current collector (100) Negative electrode current collector (103) Lithium-ion storage battery (110) Exterior component (207)