ELECTROLYTIC SOLUTION, METHOD FOR PREPARING ESTER COMPOUND CONTAINED THEREIN AND LITHIUM SECONDARY CELL
申请人:NEC Corporation
公开号:US20180342769A1
公开(公告)日:2018-11-29
Provided is a lithium secondary cell which has high capacity, suppresses deterioration in capacity and improves cycle characteristics particularly when used in high-temperature environments and has long lifespan. Provided is a lithium secondary cell including a positive electrode active material layer containing a positive electrode active material, a negative electrode active material layer containing a negative electrode active material and an electrolytic solution for immersing the positive and negative electrode active material layers, wherein the electrolytic solution contains at least one certain ester compound.
NAPHTHALOCYANINE COMPOUND AND METHOD FOR PRODUCING THE SAME
申请人:Kimura Keizo
公开号:US20090270610A1
公开(公告)日:2009-10-29
A naphthalocyanine compound of formula (I):
wherein R
111
, R
121
, R
131
and R
141
represent a group of formula (II); R
112
, R
122
, R
132
and R
142
represent a substituent; M
1
represents two hydrogen atoms, two monovalent metal atoms, etc.; n112, n122, n132 and n142 are 0 to 4; R
211
-R
218
represent H or a substituent; X
211
and X
212
represent —O—, —S— or —N(R
220
)—; R
219
and R
220
represent H, an aliphatic group, etc.; n211 is 2 or more; and n212 is 1 or more.
US7838670B2
申请人:——
公开号:US7838670B2
公开(公告)日:2010-11-23
αβ-Unsaturated aldehydes and related compounds. Part VII. Thermal fission of 1: 1: 3-trialkoxypropanes