BR0208045A - Processo para recuperação de cumeno - Google Patents

Processo para recuperação de cumeno

Info

Publication number
BR0208045A
BR0208045A BR0208045-1A BR0208045A BR0208045A BR 0208045 A BR0208045 A BR 0208045A BR 0208045 A BR0208045 A BR 0208045A BR 0208045 A BR0208045 A BR 0208045A
Authority
BR
Brazil
Prior art keywords
cumene
recovery process
cumene recovery
recovering
hydrogenolysis
Prior art date
Application number
BR0208045-1A
Other languages
English (en)
Inventor
Junpei Tsuji
Masaaki Katao
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of BR0208045A publication Critical patent/BR0208045A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/14—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic peracids, or salts, anhydrides or esters thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/085—Isopropylbenzene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/24—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting polyarylsubstituted aliphatic compounds at an aliphatic-aliphatic bond, e.g. 1,4-diphenylbutane to styrene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/26—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/72—Copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Epoxy Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

"PROCESSO PARA RECUPERAçãO DE CUMENO". A presente invenção refere-se a um processo para recuperação de cumeno, caracterizado por submissão de 2,3-dimetil-2,3-difenilbutano produzido no processo em que o cumeno é utilizado, à hidrogenólise na presença de um catalisador, dessa forma convertendo o mesmo em cumeno e recuperando o cumeno.
BR0208045-1A 2001-03-14 2002-03-07 Processo para recuperação de cumeno BR0208045A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001071782A JP4126880B2 (ja) 2001-03-14 2001-03-14 クメンの回収方法
PCT/JP2002/002101 WO2002072507A1 (fr) 2001-03-14 2002-03-07 Procede de recuperation de cymene

Publications (1)

Publication Number Publication Date
BR0208045A true BR0208045A (pt) 2004-02-25

Family

ID=18929461

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0208045-1A BR0208045A (pt) 2001-03-14 2002-03-07 Processo para recuperação de cumeno

Country Status (10)

Country Link
US (1) US6900364B2 (pt)
EP (1) EP1375458B1 (pt)
JP (1) JP4126880B2 (pt)
KR (1) KR100873589B1 (pt)
CN (1) CN1223557C (pt)
AT (1) ATE509899T1 (pt)
BR (1) BR0208045A (pt)
CA (1) CA2440734A1 (pt)
ES (1) ES2362416T3 (pt)
WO (1) WO2002072507A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7358411B2 (en) 2003-06-30 2008-04-15 Shell Oil Company Hydrocracking of diphenylalkanes
US7193093B2 (en) * 2003-06-30 2007-03-20 Shell Oil Company Process for producing alkylene oxide
KR101101893B1 (ko) * 2009-07-31 2012-01-05 전라남도 강진군 한지패널 및 그 제조방법
CN106083508A (zh) * 2016-06-13 2016-11-09 许昌恒生制药有限公司 一种2,3‑二甲基‑2,3二苯基丁烷的制备方法
US11279663B2 (en) 2017-02-16 2022-03-22 Saudi Arabian Oil Company Methods and systems of upgrading heavy aromatics stream to petrochemical feedstock
US10053401B1 (en) * 2017-02-16 2018-08-21 Saudi Arabian Oil Company Process for recovery of light alkyl mono-aromatic compounds from heavy alkyl aromatic and alkyl-bridged non-condensed alkyl aromatic compounds
CN114436728B (zh) * 2020-10-19 2024-01-05 中国石油化工股份有限公司 一种利用α,α二甲基苄醇制备异丙苯的方法与应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303124A (en) * 1964-12-24 1967-02-07 Shell Oil Co Catalytic hydrocracking of naphthas with the use of a catalyst composite comprising copper on a siliceous support
US4075254A (en) * 1975-11-07 1978-02-21 United States Steel Corporation Hydrogenation of alkylstyrene to produce alkylbenzene using copper chromite catalysts

Also Published As

Publication number Publication date
ATE509899T1 (de) 2011-06-15
WO2002072507A1 (fr) 2002-09-19
CN1223557C (zh) 2005-10-19
KR100873589B1 (ko) 2008-12-11
JP4126880B2 (ja) 2008-07-30
CN1496344A (zh) 2004-05-12
KR20040002874A (ko) 2004-01-07
EP1375458A4 (en) 2007-05-02
ES2362416T3 (es) 2011-07-05
EP1375458A1 (en) 2004-01-02
JP2002265395A (ja) 2002-09-18
US6900364B2 (en) 2005-05-31
EP1375458B1 (en) 2011-05-18
US20040087821A1 (en) 2004-05-06
CA2440734A1 (en) 2002-09-19

Similar Documents

Publication Publication Date Title
CU22939A3 (es) Proceso para la síntesis de 1,3 dioles
HUP9901818A2 (hu) Előnyös adalékot tartalmazó szappanpehely, ilyen pehelytartalmú mosdószappan, valamint eljárás e szappanpehely előállítására
BR0211704A (pt) Processo para recuperar energia a partir de um gás
BR9901174B1 (pt) microorganismo pertencente ao gênero klebsiella, ao gênero erwinia ou ao gênero pantoea e processo para produzir ácido l-glutámico.
BR9102418A (pt) Proteinas homogenea e de fusao conjugado,processo para conversao de uma prorip em uma rip,isolado de adn,veiculo de expressao e celula hospedeira
DE69914073D1 (de) Verfahren zur umsetzung von sauerstoffverbindungen zu olefinen mit abschreckung des produktes zur wärmegewinnung
CA2414949A1 (en) Integrated water treatment and flue gas desulfurization process
BR0112759B1 (pt) Processo de recuperação de cobre
IT1273678B (it) Processo per la produzione di carbone attivo
AU2003231883A8 (en) Method of filtering a bitstream according to user specifications
ES2128067T3 (es) Detergente en bloque que contiene acido nitrilotriacetico.
BR0208045A (pt) Processo para recuperação de cumeno
ZA200102539B (en) Process for the production of purified water and hydrocarbons from fossil resources.
ATE427919T1 (de) Sol-gel verfahren zur herstellung von hochdimensionalen trockenen gelen und abgeleiteten glasern
BR0014911A (pt) Processo para purificação de acetona
BR0116074B1 (pt) processo para a separação de microesferas de vidro ocas de lamas que contêm as mesmas.
PT1502956E (pt) Processo de produção de citidina 5'-difosfato colina
BR0212442A (pt) Processo para produção de cumeno
DE69829066D1 (de) Verfahren zur reinigung von alkanolaminen
DE69029471D1 (de) Wiedergewinnungsverfahren von mikrobiell erzeugtem chymosin
BR0201415A (pt) Processo e dispositivo para produção de óxidos metálicos
BR0307375A (pt) Processo para a sìntese de ácidos n-acil-2-amino-4-alcóxi-5-nitro-benzóicos
BR0311699B1 (pt) Processo para a decomposição de hidroperóxido de ciclohexila
BR0105071A (pt) Processo para produção de óxido linaloólico ou de misturas que contêm óxido linaloólico
BR0107826B1 (pt) processo para elaborar poeiras ou misturas de poeiras.

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]