Reaction of olefins with maleic anhydride, and use of the...

Details Reaction of olefins with maleic anhydride, and use of the... Reaction of olefins with maleic anhydride, and use of the...

C - Chemistry, Metallurgy

07

D

260/365.5

C07D 307/60 (2006.01) C07C 51/567 (2006.01) C10M 129/26 (2006.01) C10M 129/93 (2006.01) C23F 11/12 (2006.01)

Patent

CA 1226293

- 10 - Abstract of the Disclosure: Olefinically unsaturated hydrocarbons, in particular dimeric or polymeric isobutene derivatives, which have a mean number average molecular weight Mn of from 100 to 3000, are reacted with maleic anhydride in a molar ratio of maleic anhydride to olefin of from 0.2 to 3.0, in the presence of from 1 to 5000 ppm by weight of an alkoxide of titanium, of zirconium, of vanadium or of aluminum, at from 150 to 280°C, with for- mation of the corresponding succinic anhydride. These products are used for the preparation of anticorrosive agents or oil additives.

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