JPS51133204A - Process for preparing high purity isobutylene - Google Patents

Process for preparing high purity isobutylene

Info

Publication number
JPS51133204A
JPS51133204A JP51044369A JP4436976A JPS51133204A JP S51133204 A JPS51133204 A JP S51133204A JP 51044369 A JP51044369 A JP 51044369A JP 4436976 A JP4436976 A JP 4436976A JP S51133204 A JPS51133204 A JP S51133204A
Authority
JP
Japan
Prior art keywords
high purity
preparing high
purity isobutylene
isobutylene
preparing
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.)
Pending
Application number
JP51044369A
Other languages
English (en)
Inventor
Pieeru Mishiyou Jiyan
Arunoo Gi
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.)
Compagnie Francaise de Raffinage SA
Original Assignee
Compagnie Francaise de Raffinage SA
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 Compagnie Francaise de Raffinage SA filed Critical Compagnie Francaise de Raffinage SA
Publication of JPS51133204A publication Critical patent/JPS51133204A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
    • 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
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • C07C7/17—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with acids or sulfur oxides
    • C07C7/171—Sulfuric acid or oleum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP51044369A 1975-05-09 1976-04-19 Process for preparing high purity isobutylene Pending JPS51133204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7514589A FR2310327A1 (fr) 1975-05-09 1975-05-09 Procede d'obtention d'isobutylene de grande purete

Publications (1)

Publication Number Publication Date
JPS51133204A true JPS51133204A (en) 1976-11-18

Family

ID=9155051

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51044369A Pending JPS51133204A (en) 1975-05-09 1976-04-19 Process for preparing high purity isobutylene

Country Status (10)

Country Link
US (1) US4018843A (ja)
JP (1) JPS51133204A (ja)
BE (1) BE841563A (ja)
BR (1) BR7505271A (ja)
CA (1) CA1047544A (ja)
DE (1) DE2613923C2 (ja)
FR (1) FR2310327A1 (ja)
GB (1) GB1495481A (ja)
IT (1) IT1062049B (ja)
NL (1) NL7604795A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003002852A (ja) * 2001-06-21 2003-01-08 Sumitomo Chem Co Ltd イソブチレン及びメタノールの製造方法
JP2003002851A (ja) * 2001-06-21 2003-01-08 Sumitomo Chem Co Ltd イソブチレン及びメタノールの製造方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1179291A (en) * 1981-10-30 1984-12-11 David T. Ahlberg Distillation apparatus
IT1194350B (it) * 1983-07-28 1988-09-14 Snam Progetti Procedimento per la produzione di butene-1 ad elevata purezza con basso consumo di energia
US5122236A (en) * 1990-05-21 1992-06-16 Smith Jr Lawrence A Method for removal of dimethyl ether and methanol from c4 hydrocarbon streams
US7402720B2 (en) * 2002-12-19 2008-07-22 Exxonmobil Chemical Patents Inc. Distillation process for removal of methyl acetylene and/or propadiene from an olefin stream

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE746473A (fr) * 1969-03-01 1970-08-25 Basf Ag Procede pour obtenir de l'isobutylene a partir de melanges renfermant cette substance et du butadiene
FR2142268A5 (ja) * 1971-06-18 1973-01-26 Petroles Cie Francaise
US3864419A (en) * 1973-10-30 1975-02-04 Goodrich Co B F Tertiary mono olefin extraction with mixed acids

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003002852A (ja) * 2001-06-21 2003-01-08 Sumitomo Chem Co Ltd イソブチレン及びメタノールの製造方法
JP2003002851A (ja) * 2001-06-21 2003-01-08 Sumitomo Chem Co Ltd イソブチレン及びメタノールの製造方法

Also Published As

Publication number Publication date
GB1495481A (en) 1977-12-21
FR2310327B1 (ja) 1983-08-19
US4018843A (en) 1977-04-19
DE2613923A1 (de) 1976-11-25
IT1062049B (it) 1983-06-25
BE841563A (fr) 1976-11-08
BR7505271A (pt) 1976-11-09
DE2613923C2 (de) 1983-03-17
CA1047544A (en) 1979-01-30
FR2310327A1 (fr) 1976-12-03
NL7604795A (nl) 1976-11-11

Similar Documents

Publication Publication Date Title
PT65755B (en) Process for preparing 2-phenyl-3-aroylbenzothiophene compounds
YU71476A (en) Process for preparing oxime-ether compounds
HU174396B (hu) Sposob poluchenija 17-al'fa-gidroksi-kortikosteroidov
HU174190B (hu) Sposob poluchenija acilamino-geteroaril-zamehhjonnykh soedinenij
PT65753A (en) Process for preparing 2-aroyl-3-phenylbenzothiophene compounds
JPS5273833A (en) Process for preparing orthoo hydroxyarylaldehyde
GB1548032A (en) Process for preparing amono-acid admides
CS191310B2 (en) Process for preparing 11-deoxy-16-aryloxy-omega-tetranorprostaglandines
JPS5239608A (en) Process for preparing perfluoroalkyliodide teromer
HU175022B (hu) Sposob poluchenija 11-deoksi-acetilen-aril-prostaglandinov
JPS51133204A (en) Process for preparing high purity isobutylene
GB1542488A (en) Process for preparing alpha-amino-gamma-methylmercaptobutyronitrile
JPS51115453A (en) Process for preparing 22naphtylaminee 11sulphonate
JPS51125467A (en) Process for preparing graftcopolymer
JPS5365862A (en) Process for preparing high purity halogenonaphthalic anhydride
HU174888B (hu) Sposob poluchenija 1-naftil-n-metil-karbamata
HU175729B (hu) Sposob poluchenija ftoroprostaglandinov
HU174777B (hu) Sposob poluchenija 2-acilamino-oksazolov
JPS5210202A (en) Process for preparing c2hydrocarbon
GB1543929A (en) Process for preparing dihalovinylcyclopropane-carboxylates
HU174667B (hu) Sposob poluchenija omega-amino-alkankarbonil-aril-amidov
HU174633B (hu) Sposob poluchenija glikolal'degida
EG12462A (en) Process for preparing imidazolobenzodiazepines
CS193077B2 (en) Process for preparing crystalline escine
YU215176A (en) Process for preparing phenyl-ureas