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Document Type and Number:
Japanese Patent JPS637239
Kind Code:
B2
Abstract:
Process for upgrading an olefinic C4 cut issued from a cracking or steam cracking unit, comprising subjecting said cut to isomerization conditions so as to convert at least 80% of its 1-butene content to 2-butenes, subjecting the so-treated C4 cut to polymerization conditions so as to convert at least 90% of its isobutene content to isobutene dimers and trimers without substantially converting the normal butenes, separating the isobutene dimers and trimers, alkylating the remaining fraction and fractionating the latter to an alkylate, L P G and an isobutane containing fraction.

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WO/2000/059849METHOD FOR OLIGOMERISING VON C¿2?- TO C¿8?-OLEFINS
JPH11286459PRODUCTION OF PROPENE AND, WHEN NECESSARY, 1-BUTENE
Inventors:
JAN KOZAN
BERUNAARU JUGAN
JAN FURANSOWA RU PAAJU
JAN MIKERU
Application Number:
JP11575580A
Publication Date:
February 16, 1988
Filing Date:
August 21, 1980
Export Citation:
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Assignee:
ANSUCHI* FURANSE DEYU PETOROORU
International Classes:
C07C2/10; C07C1/00; C07C2/58; C07C2/62; C07C5/25; C07C9/16; C07C11/02; C07C67/00; C10G29/20; C10G45/60; C10G50/00; C10G63/02; C10G69/12; C10L1/06



 
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