Process for preparing dialkylnaphthalene

Details Process for preparing dialkylnaphthalene Process for preparing dialkylnaphthalene

1997-11-19

1998-12-01

Caldarola, Glenn

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528271, C08G 6302, C08G 6300

Patent

active

058440640

ABSTRACT:
A process for producing alkylnaphthalene from a feedstock comprising isomers of dialkylnaphthalene and naphthalene by contacting the feedstock with a catalyst composition, in which the process comprising transalkylation between isomers of dialkylnaphthalene and naphthalene to produce monoalkylnaphthalene, and isomerization of dialkylnaphthalene, wherein the catalyst composition comprising a synthetic zeolite characterized by an X-ray diffraction pattern including interplanar d-spacing as set forth in Table A of the specification.

REFERENCES:
patent: 4795847 (1989-01-01), Weitkamp et al.
patent: 4954326 (1990-09-01), Odonera et al.
patent: 5001295 (1991-03-01), Angevine et al.
Chemical Abstracts, vol. 103, No. 5, Aug. 5, 1985, p. 486, Abstract No., 37220t, XP002037480.
Chemical Abstracts, vol. 82, No. 25, Jun. 23, 1975, p. 498, Abstract No., 170491w, XP002037481.
Jager, et al. "Poly(Ethylene-2,6-Napthalenedicarboxylate) Fiber for Industrial Applications" vol. 57, No. 12, Sep. 19, 1995, pp. 1429-1440, XP000542982.

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