NL8203913A - Werkwijze voor de zuivering van butadieen of isopreen. - Google Patents

Werkwijze voor de zuivering van butadieen of isopreen. Download PDF

Info

Publication number
NL8203913A
NL8203913A NL8203913A NL8203913A NL8203913A NL 8203913 A NL8203913 A NL 8203913A NL 8203913 A NL8203913 A NL 8203913A NL 8203913 A NL8203913 A NL 8203913A NL 8203913 A NL8203913 A NL 8203913A
Authority
NL
Netherlands
Prior art keywords
column
solvent
stage
extractive distillation
hydrocarbons
Prior art date
Application number
NL8203913A
Other languages
English (en)
Dutch (nl)
Original Assignee
Japan Synthetic Rubber 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 Japan Synthetic Rubber Co Ltd filed Critical Japan Synthetic Rubber Co Ltd
Publication of NL8203913A publication Critical patent/NL8203913A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals

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)
NL8203913A 1981-11-06 1982-10-08 Werkwijze voor de zuivering van butadieen of isopreen. NL8203913A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17714981 1981-11-06
JP56177149A JPS5879932A (ja) 1981-11-06 1981-11-06 ブタジエン又はイソプレンの精製方法

Publications (1)

Publication Number Publication Date
NL8203913A true NL8203913A (nl) 1983-06-01

Family

ID=16026043

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8203913A NL8203913A (nl) 1981-11-06 1982-10-08 Werkwijze voor de zuivering van butadieen of isopreen.

Country Status (5)

Country Link
JP (1) JPS5879932A (enrdf_load_stackoverflow)
BR (1) BR8206005A (enrdf_load_stackoverflow)
FR (1) FR2516074B1 (enrdf_load_stackoverflow)
MX (1) MX160704A (enrdf_load_stackoverflow)
NL (1) NL8203913A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2496539B1 (de) * 2009-11-03 2014-09-03 Basf Se Verfahren zur auftrennung eines c4-schnittes durch extraktivdestillation mit einem selektiven lösungsmittel
CA2867635A1 (en) * 2012-03-29 2013-10-03 Tpc Group Llc Low emissions oxidative dehydrogenation process for producing butadiene
SG11201906702RA (en) * 2017-02-01 2019-08-27 Zeon Corp Isoprene separation and recovery method and isoprene separation and recovery apparatus
JP7216279B2 (ja) * 2017-02-01 2023-02-01 日本ゼオン株式会社 １，３－ブタジエンの分離回収方法および分離回収装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775259A (en) * 1971-08-26 1973-11-27 Shell Oil Co Isoprene recovery process by plural extractive distillations
US4038156A (en) * 1976-09-21 1977-07-26 Shell Oil Company Butadiene recovery process
CA1104517A (en) * 1977-08-02 1981-07-07 Polysar Limited Energy conservation in a butadiene process
US4134795A (en) * 1978-04-05 1979-01-16 The Goodyear Tire & Rubber Company Acetylenes removal from diolefin streams by extractive distillation
JPS56128724A (en) * 1980-03-15 1981-10-08 Japan Synthetic Rubber Co Ltd Purification of butadiene or isoprene
JPS5754129A (ja) * 1980-09-18 1982-03-31 Japan Synthetic Rubber Co Ltd Butajenmatahaisopurennoseiseihoho

Also Published As

Publication number Publication date
FR2516074A1 (fr) 1983-05-13
JPS5879932A (ja) 1983-05-13
BR8206005A (pt) 1983-09-13
MX160704A (es) 1990-04-19
JPS6217976B2 (enrdf_load_stackoverflow) 1987-04-21
FR2516074B1 (fr) 1986-05-09

Similar Documents

Publication Publication Date Title
EP0004658B1 (en) Acetylenes removal from diolefin streams by extractive distillation
JP2006502122A (ja) Ｃ４フラクションの連続的分別
AU2005210003B2 (en) Method for obtaining raw-1,3-butadiene
CS209404B2 (en) Method of aespeiring 1,3-butadien from the hydrocarbon mixtures
US4175034A (en) Closed-loop vacuum fractionation process
CA2532649C (en) Method for the separation of a crude c4 cut
CN105246864B (zh) 提纯来自氧化脱氢方法的1,3‑丁二烯的方法
JPS6143331B2 (enrdf_load_stackoverflow)
JP4243246B2 (ja) 粗−１，３−ブタジエンの後処理法
US3436436A (en) Method for separation of conjugated diolefin by back wash in extractive distillation
US3707575A (en) Process for separating c5 hydrocarbons by solvent extraction and extractive distillation
JPH0825915B2 (ja) １，３−ブタジエンを得る方法
US2434796A (en) Process for the extractive distilla
US4401515A (en) Process for producing 1,3-butadiene or 2-methyl-1,3-butadiene having high purity
NL8203913A (nl) Werkwijze voor de zuivering van butadieen of isopreen.
US3947506A (en) Recovery of isoprene
JP2020506184A (ja) 純粋な１，３−ブタジエンを得る方法
KR102597623B1 (ko) 순수 1,3-부타디엔을 얻기 위한 단순화된 방법
US3436437A (en) Process for recovering high purity isoprene by extractive distillation with methoxypropionitrile
US3349147A (en) Purifying dehydrogenation recycle stream in butadiene manufacture
JPH0413330B2 (enrdf_load_stackoverflow)
US3038016A (en) Isoprene separation
US2604485A (en) Method for purifying cuprous ammonium acetate solvent
JPS6152126B2 (enrdf_load_stackoverflow)
JPH0348891B2 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed