| abstract |
Formula, A n q- Q p m + wherein m, n, p and q are positive integers, m * p = n * q, Q m + is organic onium, A q- is an anion, provided that at least One A q- is of Formula (I): (I) Wherein each R is independently H, halo, alkyl, aryl, aralkyl or cycloalkyl, and may also be halogenated, fluorinated, or perfluorinated, wherein at least two of the R and R 'groups are together And each R group may independently contain one or more heteroatom (s), wherein R 'may be identical to R, provided that R' may not be halo. And a catalyst composition that is essentially free of hydrocarbon containing alcohol. Also provided are fluoropolymer compositions comprising such curing agents, methods of making fluoropolymers, and fluoropolymer articles comprising curable or cured fluoropolymer compositions. |