abstract |
The present invention relates to 4-fluoro-4-R-5-R'-1,3-dioxolan-2-one, wherein R is an alkyl group and R 'is H, or a C1 to C3 alkyl group, The present invention relates to a preparation, a solvent mixture for a lithium ion battery containing the same, and a conductive salt solution for a lithium ion battery (eg, a LiPF 6 -containing solution). |