Title:
PRODUCTION OF FRACTION RICH IN METHYLNAPHTHALENE AND DIMETHYLNAPHTHALENE
Document Type and Number:
Japanese Patent JP3402488
Kind Code:
B2
Abstract:
PURPOSE: To produce methylnaphthalene and dimethylnaphthalenes in a higher yield.
CONSTITUTION: A raffinate after removal of normal paraffin from a hydrogenated and desulfurized kerosine fraction is alkylated by using a light olefin, especially a 3-5C olefin in the presence of a catalyst and subjected to ring formation through dehydration to produce a fraction rich in methylnaphthalene and dimethylnaphthalenes.
Inventors:
Shiro Aizawa
Application Number:
JP12040093A
Publication Date:
May 06, 2003
Filing Date:
April 26, 1993
Export Citation:
Assignee:
Japan Energy Co., Ltd.
International Classes:
B01J23/42; C07B61/00; C07C2/58; C07C5/41; C07C15/24; C10G69/12; (IPC1-7): C07C2/58; C07C5/41; C07C15/24
Domestic Patent References:
| JP2247136A | ||||
| JP2247134A | ||||
| JP1168629A | ||||
| JP1163139A |
Attorney, Agent or Firm:
Fujiyoshi Kazuo