C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 15/08 (2006.01) C07C 2/86 (2006.01)
Patent
CA 2103116
The selective methylation of toluene to produce para-xylene is effected by reacting toluene with a methyl halide at a temperature ranging from about 100 to about 500°C and a pressure ranging from about 1 to about 10 atmospheres, in the presence of a shape-selective zeolite catalyst in protonated form having a Si/Al ratio of at least about 25, the zeolite catalyst being either unmodified or modified with a heteropoly acid.
Fouda Safaa Abdelsamie
Nayak Vikram Santu
Pandey Raj N.
Ratnani Kebir
Gas Metropolitain And Company Limited Partnership
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Pandey Raj N.
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