abstract |
The present invention provides a latent catalyst for curing an epoxy compound-containing composition of formula (I) [wherein R1 and R3 independently represent an organic group having 1 to 20 carbon atoms. , R2, R4 and R5 each independently represent an H atom or an organic group having 1 to 20 carbon atoms, and R4 and R5 may together form an aliphatic or aromatic ring. is possible, X is denotes an anion having a pK B value below 13 (at 25 ° C., as measured in water or in dimethyl sulfoxide at 1 bar), and 1 and n is 1, 2 or 3, The use of 3-substituted imidazolium salts, provided that as the imidazolium salt, 1-ethyl-2,3-dimethylimidazolium acetate and 1-ethyl-2,3-dimethylimidazolium acetate-acetic acid complex Excluding the body. |