Araliphatic sulfonium salts and their use

Details Araliphatic sulfonium salts and their use Araliphatic sulfonium salts and their use

C - Chemistry, Metallurgy

07

F

402/3, 260/613.1

C07F 9/74 (2006.01) C07C 381/12 (2006.01) C07F 9/92 (2006.01) C08G 59/68 (2006.01) C08K 5/36 (2006.01)

Patent

CA 2007638

Sulfonium salts of the formulae I to IV (see above formula) in which A is C1-C12alkyl, C3-C8cycloalkyl, C4-C10cycloalkylalkyl, phenyl which is unsubstituted or mono- or polysubstituted by C1-C8alkyl, C1-C4alkoxy, halogen, nitro, phenyl, phenoxy, alkoxycarbonyl having 1-4 C atoms in the alkoxy radical or acyl having 1-12 C atoms, Ar, Ar1 and Ar2, independently of one another, are each unsubstituted or mono- or polysubstituted phenyl, or naphthyl which is unsubstituted or mono- or polysubstituted each arylene is an unsubstituted or mono- or polysubstituted phenylene or unsubstituted or mono- or polysubstituted naphthylene and Q~ is SbF6-, AsF6- or SbF5OH- are valuable curing agents and curing accelerators in the heat-curing of cationically polymerizable compounds, preferably epoxy resins.

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