C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 381/12 (2006.01) C07D 327/08 (2006.01) C07D 333/76 (2006.01) C07D 339/08 (2006.01) C07F 9/00 (2006.01) C08F 4/00 (2006.01) C08G 59/22 (2006.01) C08G 59/68 (2006.01) C08G 65/10 (2006.01) C08K 5/36 (2006.01)
Patent
CA 2100815
Selected novel sulfonium compounds Particularly suitable as initiators for the thermal cure of cationically polymerisable materials Abstract of the Disclosure Sulfonium compounds of formula 1 or 2 Image (1), Image (2), wherein R is a mononuclear cycloalkyl radical containing 3 to 8 ring carbon atoms or a mononuclear cycloalkyl radical which contains 3 to 8 ring carbon atoms and to which at least one further ring containing carbon atoms is fused, X is a non-nucleophilic anion, and Z is a single bond, an oxygen or sulfur atom, a group of formula >S?-RX?, wherein R and X are as defined above, or is >C=O or a methylene bridge, which sulfonium compounds are either unsubstituted or carry one or more than substituent selected from the group consisting of halogen, nitro, C1-C8alkyl, phenyl, hydroxyl, C1-C8alkoxy, phenoxy, benzyloxy, alkoxycarbonyl containing 1 to 4 carbon atoms in the alkoxy moiety or acyl of I to 12 carbon atoms. The compounds are especially suitable for use as thermal hardeners for cationically polymerisable material.
Fetherstonhaugh & Co.
Vantico Ag
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