BR8807225A - Aumento do nivel de 2-metil-2-buteno em isoamileno - Google Patents

Aumento do nivel de 2-metil-2-buteno em isoamileno

Info

Publication number: BR8807225A
Authority: BR; Brazil
Prior art keywords: isoamylene; butene; methyl; increased level; increased
Prior art date: 1987-10-01

Application number

BR888807225A

Other languages

English (en)

Inventor

Robert Charles Michaelson

Gustavo Cerri

Original Assignee

Exxon Chemical Patents Inc

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.)

1987-10-01

Filing date

1988-09-28

Publication date

1989-10-31

1988-09-28 Application filed by Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc

1989-10-31 Publication of BR8807225A publication Critical patent/BR8807225A/pt

Classifications

- 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
- C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (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)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

BR888807225A 1987-10-01 1988-09-28 Aumento do nivel de 2-metil-2-buteno em isoamileno BR8807225A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US10328787A	1987-10-01	1987-10-01
PCT/US1988/003395 WO1989002882A1 (en)	1987-10-01	1988-09-28	Increasing the level of 2-methyl-2-butene in isoamylene

Publications (1)

Publication Number	Publication Date
BR8807225A true BR8807225A (pt)	1989-10-31

Family

ID=22294393

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR888807225A BR8807225A (pt)	1987-10-01	1988-09-28	Aumento do nivel de 2-metil-2-buteno em isoamileno

Country Status (8)

Country	Link
US (1)	US5073663A (pt)
EP (1)	EP0334941B1 (pt)
JP (3)	JP2691223B2 (pt)
AU (1)	AU603272B2 (pt)
BR (1)	BR8807225A (pt)
CA (1)	CA1310986C (pt)
DE (1)	DE3853674T2 (pt)
WO (1)	WO1989002882A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3812683A1 (de) *	1988-04-16	1989-11-02	Erdoelchemie Gmbh	Verfahren zur isomerisierung von alkenen mit endstaendiger doppelbindung zu alkenen mit innenstaendiger doppelbindung
WO2007058251A1 (ja) *	2005-11-17	2007-05-24	Zeon Corporation	シクロアルキルアルキルエーテルの製造方法
CN101597203B (zh) *	2008-06-05	2012-09-05	中国石化上海石油化工股份有限公司	一种提高粗异戊烯中2-甲基-2-丁烯含量的方法
CN101597201B (zh) *	2008-06-05	2012-09-05	中国石化上海石油化工股份有限公司	2-甲基-1-丁烯异构化为2-甲基-2-丁烯的方法
CN101597198B (zh) *	2008-06-05	2012-09-05	中国石化上海石油化工股份有限公司	提高粗异戊烯中2-甲基-2-丁烯含量的方法
CN101723787B (zh) *	2008-10-31	2012-12-26	中国石化上海石油化工股份有限公司	提高异戊烯中2-甲基-2-丁烯含量的方法
CN101723777B (zh) *	2008-10-31	2012-10-24	中国石化上海石油化工股份有限公司	以甲基叔戊基醚为原料制备异戊烯的方法
CN101723776B (zh) *	2008-10-31	2012-12-26	中国石化上海石油化工股份有限公司	一种制备异戊烯的方法
CN102040452A (zh) *	2009-10-26	2011-05-04	中国石油化工股份有限公司	甲基叔戊基醚制备异戊烯的方法
EP3792234A1 (en) *	2019-09-16	2021-03-17	Total Raffinage Chimie	Method for the preparation of 2-methyl-but-2-ene
JP7648532B2 (ja) *	2019-10-09	2025-03-18	Ｅｎｅｏｓ株式会社	イソプレンの製造方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3151179A (en) *	1960-05-23	1964-09-29	Continental Oil Co	Olefin isomerization
US3293317A (en) *	1962-04-05	1966-12-20	Phillips Petroleum Co	Production of 3-methyl-1-butene
US3236908A (en) *	1962-07-23	1966-02-22	Sinclair Research Inc	Production of 2-methyl-2-butene
US3272887A (en) *	1962-11-06	1966-09-13	British Petroleum Co	Isomerization of olefins using sepiolite catalyst
US3467727A (en) *	1966-10-10	1969-09-16	Universal Oil Prod Co	Isomerization of 2,3-dimethylbutenes
US3408266A (en) *	1966-11-22	1968-10-29	Universal Oil Prod Co	Sub-atmospheric distillation of a benzene, toluene, ethylbenzene styrene mixture in a single column
GB1173128A (en) *	1968-09-20	1969-12-03	Shell Int Research	Process for the preparation of Olefins
US3636127A (en)	1969-11-03	1972-01-18	Universal Oil Products Product	Olefin isomerization process
US3839486A (en)	1971-03-25	1974-10-01	Petro Tex Chem Corp	Process for the isomerization of olefins
GB1373159A (en) *	1972-08-29	1974-11-06	Ici Ltd	Methanol
JPS5074592A (pt) *	1973-10-29	1975-06-19
US3920765A (en) *	1973-11-12	1975-11-18	Goodyear Tire & Rubber	Inhibition of polymerization during the isomerization of olefins
GB1475191A (en) *	1973-11-12	1977-06-01	Goodyear Tire & Rubber	Olefin isomerization process
SU644767A1 (ru) *	1976-05-19	1979-01-30	Предприятие П/Я Р-8585	Способ получени 2-метилбутена-2
US4104321A (en) *	1977-03-18	1978-08-01	Uop Inc.	Process for the separation of olefins
DE2928509A1 (de) *	1979-07-14	1981-01-29	Basf Ag	Verfahren zur gemeinsamen herstellung von methyl-tert.-butylaether und gewinnung von isobuten
US4254290A (en) *	1979-12-20	1981-03-03	General Electric Company	Acidic mixed oxide catalytic de-alkylation of tertiary-alkyl-ether-alkanols
DE3024147C2 (de) *	1980-06-27	1983-05-05	Edeleanu Gmbh, 6000 Frankfurt	Verfahren zur Auftrennung der bei der Verätherung von niederen i-Olefinen mit Methanol anfallenden Reaktionsprodukte
US4398051A (en) *	1980-10-28	1983-08-09	Sumitomo Chemical Company, Limited	Production of tertiary olefins
US4358574A (en) *	1981-01-19	1982-11-09	Exxon Research & Engineering Co.	Production of hydrocarbon resins and products resulting therefrom
US4447668A (en) *	1982-03-29	1984-05-08	Chemical Research & Licensing Company	Process for producing high purity isoolefins and dimers thereof by dissociation of ethers
EP0123338B1 (en) *	1983-04-01	1987-07-29	Stamicarbon B.V.	Process for the preparation of methyl tertiary butyl ether
US4691073A (en) *	1986-07-14	1987-09-01	Exxon Chemical Patents Inc.	Production of tertiary olefins

1988
- 1988-09-28 DE DE3853674T patent/DE3853674T2/de not_active Expired - Fee Related
- 1988-09-28 BR BR888807225A patent/BR8807225A/pt not_active IP Right Cessation
- 1988-09-28 EP EP88909411A patent/EP0334941B1/en not_active Expired - Lifetime
- 1988-09-28 JP JP63508696A patent/JP2691223B2/ja not_active Expired - Fee Related
- 1988-09-28 AU AU26065/88A patent/AU603272B2/en not_active Ceased
- 1988-09-28 WO PCT/US1988/003395 patent/WO1989002882A1/en active IP Right Grant
- 1988-09-30 CA CA000578916A patent/CA1310986C/en not_active Expired - Lifetime
1990
- 1990-01-31 US US07/472,844 patent/US5073663A/en not_active Expired - Lifetime
1996
- 1996-08-20 JP JP8237154A patent/JP2756513B2/ja not_active Expired - Fee Related
- 1996-08-20 JP JP8237157A patent/JP2997422B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0334941B1 (en)	1995-04-26
DE3853674D1 (de)	1995-06-01
JP2756513B2 (ja)	1998-05-25
CA1310986C (en)	1992-12-01
EP0334941A1 (en)	1989-10-04
JPH09118637A (ja)	1997-05-06
JPH02504636A (ja)	1990-12-27
AU603272B2 (en)	1990-11-08
JP2691223B2 (ja)	1997-12-17
JP2997422B2 (ja)	2000-01-11
AU2606588A (en)	1989-04-18
WO1989002882A1 (en)	1989-04-06
US5073663A (en)	1991-12-17
JPH09124517A (ja)	1997-05-13
DE3853674T2 (de)	1995-10-05

Publication	Publication Date	Title
BR8806575A (pt)	1989-10-31	Determinacao de ions em fluidos
FR2726104B1 (fr)	1998-01-02	Processeur de correlation
BR8606998A (pt)	1987-12-01	Descascador de superficie
BR8601412A (pt)	1987-03-10	Laminador de acao transversal
DK628087D0 (da)	1987-11-30	Diazepinderivater
AT387724B (de)	1989-03-10	Ski
BR8807225A (pt)	1989-10-31	Aumento do nivel de 2-metil-2-buteno em isoamileno
AT389452B (de)	1989-12-11	Ski
ATA51786A (de)	1988-09-15	Wasserwaage
AT383550B (de)	1987-07-10	Halbscherenstromabnehmer
ES2020257B3 (es)	1991-08-01	Pieza de union
ATA303787A (de)	1990-03-15	Ski
TR24875A (tr)	1992-07-07	Fungusidlerde veya bunlarla ilgili islahat
ATA212986A (de)	1987-09-15	Halbscherenstromabnehmer
ES292366Y (es)	1987-02-16	Cenicero
KR880004019U (ko)	1988-05-06	지게
KR860000605A (ko)	1986-01-29	문자 처리 장치
KR890012669U (ko)	1989-08-07	지압악력기
ES554755A0 (es)	1987-07-16	Mejoras introducidas en arados
ES549728A0 (es)	1987-02-16	Perfeccionamientos introducidos en espoletas de mortero
ES285075Y (es)	1986-10-16	Mejoras en circuitos de telealimentacion
BR6601440U (pt)	1988-04-19	Conjunto de talheres
BR6601478U (pt)	1988-04-26	Bisnaga exspuidora de conteudo
BR6600904U (pt)	1988-02-09	Disposicao em cueca
BR8601124A (pt)	1987-04-28	Aperfeicoamentos introduzidos em caminhao-guincho de brinquedo

Legal Events

Date	Code	Title	Description
1995-01-31	FB19	Grant procedure suspended (art. 19)
1996-03-26	FF	Decision: intention to grant
1997-03-25	FG	Letter patent granted
2008-09-02	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 28/09/2003