Vulcanization accelerator, a means for accelerating...

C - Chemistry – Metallurgy – 08 – K

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6/114, 402/422,

C08K 5/39 (2006.01) C07D 295/20 (2006.01) C07D 295/21 (2006.01) C08L 21/00 (2006.01)

Patent

CA 1264725

ABSTRACT OF DISCLOSURE A vulcanization accelerator containing as an active ingredient a compound having at least one dithiocarbamoyl group, which is shown by the following general formula [I], a means for accelerating vulcanization by adding said compound and rubber products having improved quality which is attained by using said compound as a vulcanization accelerator: Image [I] wherein R1 stands for an alkyl group having one to 12 carbon atoms, a cycloalkyl group having 3 to 8 carbon atoms, an aryl group having 6 to 12 carbon atoms or an aralkyl group having 7 to 13 carbon atoms, A stands for a group shown by the formula Image or metallic atom; in which x represents zero or an integer of 1 to 5, R2 is an alkyl group having one to 12 carbon atoms, a cycloalkyl group having 3 to 8 carbon atoms, an aryl group having 6 to 12 carbon atoms or an aralkyl group having 7 to 13 carbon atoms; and n is one when A stands for a group shown by the formula Image and is an integer of 1 to 4 corresponding to the valency when A stands for a metallic atom.

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