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Return to Abstracts of Patents Return to Abstracts of Patents 1250-1499 Patent Abstracts1329. ------. [I. G. FARBENINDUSTRIE, A. G.] [Lubricants.] Italian Patent 363,468, no date. Kainer. P. 255. Unsaturated Hydrocarbons occurring in the hydrogenation of CO can be polymerized together with other compounds showing a polymerizable double bond such as isobutylene or styrene. In this mixed polymerization in the presence of inorganic halogenides viscose compounds are obtained, which can be added to lubricating oils. |