申请人:SANYO CHEMICAL INDUSTRIES, LTD.
公开号:US20150155106A1
公开(公告)日:2015-06-04
Described is an electrode or electrolyte solution for an electrochemical device that can be used in a wider temperature range with good long-term stability. An electrode protection film forming agent contains a compound having a urethane bond and a polymerizable unsaturated bond and preferably represented by general formula (1): A(-NHCO
2
—X)
n
. A is i) an n-valent C
2-42
hydrocarbon group, ii) a trivalent residue obtained by removing three isocyanate groups from a trimer of a C
2-42
diisocyanate (B), or iii) a divalent residue obtained by removing two isocyanate groups from a urethane prepolymer having isocyanate groups at both ends and being a reaction product of C
2-42
diisocyanate (B) and C
2-20
diol (N). X is a monovalent C
3-42
organic group having a polymerizable unsaturated bond (b), n is an integer of 1 to 6, and when n is 2 or more, multiple X may be the same or different from each other.
描述了一种用于电化学设备的电极或电解质溶液,可在更广泛的温度范围内使用,并具有良好的长期稳定性。电极保护膜形成剂含有一种具有脲酯键和可聚合不饱和键的化合物,最好由通式(1)表示:A(-NHCO2—X)n。其中,A是i)一个n价的C2-42烃基,ii)从C2-42二异氰酸酯(B)的三聚体中去除三个异氰酸基团而得到的三价残基,或iii)从具有两端具有异氰酸基团并且是C2-20二醇(N)和C2-42二异氰酸酯(B)的反应产物的脲酯预聚物中去除两个异氰酸基团而得到的二价残基。X是具有可聚合不饱和键(b)的一价C3-42有机基,n是1到6的整数,当n为2或更多时,多个X可以相同也可以彼此不同。