GB1239185A - - Google Patents

Info

Publication number
GB1239185A
GB1239185A GB1239185DA GB1239185A GB 1239185 A GB1239185 A GB 1239185A GB 1239185D A GB1239185D A GB 1239185DA GB 1239185 A GB1239185 A GB 1239185A
Authority
GB
United Kingdom
Prior art keywords
methylstyrene
stage
dimethylphenylcarbinol
jan
give
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
Other languages
English (en)
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 filed Critical
Publication of GB1239185A publication Critical patent/GB1239185A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
    • C07C15/42—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic
    • C07C15/44—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals monocyclic the hydrocarbon substituent containing a carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
    • 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
    • C07C2527/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/02—Sulfur, selenium or tellurium; Compounds thereof
    • C07C2527/053—Sulfates or other compounds comprising the anion (SnO3n+1)2-
    • C07C2527/055—Sulfates or other compounds comprising the anion (SnO3n+1)2- with alkali metals, copper, gold or silver
    • 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

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB1239185D 1969-01-28 1970-01-27 Expired GB1239185A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6902590A FR2029945A5 (xx) 1969-01-28 1969-01-28

Publications (1)

Publication Number Publication Date
GB1239185A true GB1239185A (xx) 1971-07-14

Family

ID=9028662

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1239185D Expired GB1239185A (xx) 1969-01-28 1970-01-27

Country Status (10)

Country Link
JP (1) JPS4945853B1 (xx)
BE (1) BE745018A (xx)
CS (1) CS177026B2 (xx)
DE (1) DE2003563B1 (xx)
ES (1) ES375948A1 (xx)
FR (1) FR2029945A5 (xx)
GB (1) GB1239185A (xx)
NL (1) NL7000851A (xx)
PL (1) PL80699B1 (xx)
RO (1) RO58769A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998027030A1 (en) * 1996-12-17 1998-06-25 Alliedsignal Inc. Process for the production of alpha methylstyrenes
WO2004020369A1 (en) * 2002-08-27 2004-03-11 Shell Internationale Research Maatschappij B.V. Process for the preparation of styrene or substituted styrene

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022139117A1 (ko) * 2020-12-21 2022-06-30 주식회사 엘지화학 알파-메틸스타이렌의 제조방법

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998027030A1 (en) * 1996-12-17 1998-06-25 Alliedsignal Inc. Process for the production of alpha methylstyrenes
WO2004020369A1 (en) * 2002-08-27 2004-03-11 Shell Internationale Research Maatschappij B.V. Process for the preparation of styrene or substituted styrene
US6989469B2 (en) 2002-08-27 2006-01-24 Shell Oil Company Preparation method
AU2003258685B2 (en) * 2002-08-27 2007-08-16 Shell Internationale Research Maatschappij B.V. Process for the preparation of styrene or substituted styrene

Also Published As

Publication number Publication date
ES375948A1 (es) 1972-05-16
JPS4945853B1 (xx) 1974-12-06
PL80699B1 (xx) 1975-08-30
NL7000851A (xx) 1970-07-30
BE745018A (fr) 1970-07-01
RO58769A (xx) 1975-12-15
FR2029945A5 (xx) 1970-10-23
CS177026B2 (xx) 1977-07-29
DE2003563B1 (de) 1972-02-03

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Legal Events

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