GB1294630A - Method for separating paraxylene - Google Patents

Method for separating paraxylene

Info

Publication number
GB1294630A
GB1294630A GB2664971A GB2664971A GB1294630A GB 1294630 A GB1294630 A GB 1294630A GB 2664971 A GB2664971 A GB 2664971A GB 2664971 A GB2664971 A GB 2664971A GB 1294630 A GB1294630 A GB 1294630A
Authority
GB
United Kingdom
Prior art keywords
xylene
mixture
april
molecular sieve
desorbing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2664971A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Publication of GB1294630A publication Critical patent/GB1294630A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
    • C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2664971A 1970-04-15 1971-04-19 Method for separating paraxylene Expired GB1294630A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3150970 1970-04-15

Publications (1)

Publication Number Publication Date
GB1294630A true GB1294630A (en) 1972-11-01

Family

ID=12333173

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2664971A Expired GB1294630A (en) 1970-04-15 1971-04-19 Method for separating paraxylene

Country Status (3)

Country Link
DE (1) DE2118332A1 (enExample)
FR (1) FR2089639A5 (enExample)
GB (1) GB1294630A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328125A (en) * 1976-08-30 1978-03-16 Toray Ind Inc Adsorption isokation of xylene isomer
FR2757507B1 (fr) * 1996-12-20 1999-01-29 Inst Francais Du Petrole Procede de separation de paraxylene comprenant une adsorption avec injection d'eau et une cristallisation

Also Published As

Publication number Publication date
FR2089639A5 (enExample) 1972-01-07
DE2118332A1 (de) 1971-12-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee