CH566948A5 - - Google Patents

Info

Publication number
CH566948A5
CH566948A5 CH410275A CH410275A CH566948A5 CH 566948 A5 CH566948 A5 CH 566948A5 CH 410275 A CH410275 A CH 410275A CH 410275 A CH410275 A CH 410275A CH 566948 A5 CH566948 A5 CH 566948A5
Authority
CH
Switzerland
Application number
CH410275A
Original Assignee
Bayer Ag
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
Priority claimed from DE2049809A external-priority patent/DE2049809C3/de
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of CH566948A5 publication Critical patent/CH566948A5/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/06Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85Chromium, molybdenum or tungsten
    • B01J23/86Chromium
    • B01J23/868Chromium copper and chromium
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/685Processes comprising at least two steps in series
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/74Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/84Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/584Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
CH410275A 1970-10-10 1971-10-07 CH566948A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2049809A DE2049809C3 (de) 1970-10-10 1970-10-10 Dehydrierungskatalysator
DE2102476A DE2102476C3 (de) 1970-10-10 1971-01-20 Verfahren zur Reinigung von o-Hydroxydiphenyl

Publications (1)

Publication Number Publication Date
CH566948A5 true CH566948A5 (enrdf_load_stackoverflow) 1975-09-30

Family

ID=25759865

Family Applications (2)

Application Number Title Priority Date Filing Date
CH410275A CH566948A5 (enrdf_load_stackoverflow) 1970-10-10 1971-10-07
CH1465171A CH563808A5 (enrdf_load_stackoverflow) 1970-10-10 1971-10-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1465171A CH563808A5 (enrdf_load_stackoverflow) 1970-10-10 1971-10-07

Country Status (8)

Country Link
JP (1) JPS541699B1 (enrdf_load_stackoverflow)
AU (1) AU457367B2 (enrdf_load_stackoverflow)
CA (1) CA952538A (enrdf_load_stackoverflow)
CH (2) CH566948A5 (enrdf_load_stackoverflow)
DE (1) DE2102476C3 (enrdf_load_stackoverflow)
FR (2) FR2122841A5 (enrdf_load_stackoverflow)
GB (2) GB1340370A (enrdf_load_stackoverflow)
NL (1) NL166915C (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5136445A (en) * 1974-09-21 1976-03-27 Sumitomo Chemical Co Oo fuenirufuenooru no seiseiho
DE2520893C2 (de) * 1975-05-10 1982-03-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Diphenylamin
JPS6129655U (ja) * 1984-07-28 1986-02-22 行雄 栗田 書画類掲示具
CN102399135A (zh) * 2010-09-09 2012-04-04 东营远大化工有限公司 一种邻苯基苯酚的制备和分离精制方法
US8884075B2 (en) 2010-10-11 2014-11-11 Exxonmobil Chemical Patents Inc. Process for producing phenol
CN115745750B (zh) * 2022-09-28 2023-12-15 山东天隅新材料科技有限公司 邻苯基苯酚、制备方法及其应用

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1108221B (de) * 1959-03-21 1961-06-08 Bayer Ag Verfahren zur Lenkung der Wirkungsweise von Dehydrierungskatalysatoren fuer hydroaromatische Verbindungen
DE2049809C3 (de) * 1970-10-10 1975-10-30 Bayer Ag, 5090 Leverkusen Dehydrierungskatalysator

Also Published As

Publication number Publication date
GB1340370A (en) 1973-12-12
JPS541699B1 (enrdf_load_stackoverflow) 1979-01-27
AU457367B2 (en) 1975-01-30
CA952538A (en) 1974-08-06
CH563808A5 (enrdf_load_stackoverflow) 1975-07-15
GB1362284A (en) 1974-08-07
FR2122841A5 (enrdf_load_stackoverflow) 1972-09-01
NL7113876A (enrdf_load_stackoverflow) 1972-04-12
DE2102476A1 (de) 1972-08-03
AU3414971A (en) 1973-04-19
NL166915B (nl) 1981-05-15
FR2111179A5 (enrdf_load_stackoverflow) 1972-06-02
DE2102476B2 (de) 1973-08-02
NL166915C (nl) 1981-10-15
DE2102476C3 (de) 1974-02-28

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased