Preparation of alkylnaphthalene mixture

Details Preparation of alkylnaphthalene mixture Preparation of alkylnaphthalene mixture

C - Chemistry, Metallurgy

07

C

260/684

C07C 2/00 (2006.01) B41M 5/165 (2006.01) C07C 2/68 (2006.01)

Patent

CA 1070334

ABSTRACT OF THE DISCLOSURE A process for the preparation of a mixture of alkyl- naphthalenes useful as a dye solvent for carbonless copy paper by: 1) alkylating naphthalene in the presence of an alkylation catalyst, 2) adding an additional catalyst after the alkyla- tion has been completed, and 3) holding the reaction mass at 180° to 280°F. for a time sufficient to maximize yield of dialkylated product. -i-

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