DE3813634C1 - - Google Patents

Info

Publication number
DE3813634C1
DE3813634C1 DE3813634A DE3813634A DE3813634C1 DE 3813634 C1 DE3813634 C1 DE 3813634C1 DE 3813634 A DE3813634 A DE 3813634A DE 3813634 A DE3813634 A DE 3813634A DE 3813634 C1 DE3813634 C1 DE 3813634C1
Authority
DE
Germany
Prior art keywords
soda
phenolate
saturation
weight
crude phenol
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
DE3813634A
Other languages
German (de)
English (en)
Inventor
Jorg Dr Talbiersky
Konrad Dr Stolzenberg
Bernhard Wefringhaus
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.)
Rain Carbon Germany GmbH
Original Assignee
Ruetgerswerke 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
Application filed by Ruetgerswerke AG filed Critical Ruetgerswerke AG
Priority to DE3813634A priority Critical patent/DE3813634C1/de
Priority to GB8905681A priority patent/GB2217708B/en
Priority to CS891634A priority patent/CZ280721B6/cs
Priority to ZA892681A priority patent/ZA892681B/xx
Priority to JP1095047A priority patent/JP2648962B2/ja
Priority to NL8900931A priority patent/NL8900931A/nl
Priority to DD89327696A priority patent/DD283801A5/de
Priority to PL1989279037A priority patent/PL154989B1/pl
Application granted granted Critical
Publication of DE3813634C1 publication Critical patent/DE3813634C1/de
Expired legal-status Critical Current

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
    • C07C37/68Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/86Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification
    • 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
    • C07C37/72Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE3813634A 1988-04-22 1988-04-22 Expired DE3813634C1 (enExample)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE3813634A DE3813634C1 (enExample) 1988-04-22 1988-04-22
GB8905681A GB2217708B (en) 1988-04-22 1989-03-13 Process for the unpressurised saturation of salt-charged phenolate liquors
CS891634A CZ280721B6 (cs) 1988-04-22 1989-03-16 Způsob několikastupňového sycení sůl obsahujících fenolátových louhů plynem, obsahujícím oxid uhličitý
ZA892681A ZA892681B (en) 1988-04-22 1989-04-12 Process for the unpressurised saturation of salt-charged phenolate liquors
JP1095047A JP2648962B2 (ja) 1988-04-22 1989-04-14 塩類を含むフェノラートアルカリ溶液を飽和させる方法
NL8900931A NL8900931A (nl) 1988-04-22 1989-04-14 Werkwijze voor het verzadigen van met zout beladen fenolaatlogen zonder druk.
DD89327696A DD283801A5 (de) 1988-04-22 1989-04-17 Verfahren zur drucklosen saettigung salzbelasteter phenolatlaugen
PL1989279037A PL154989B1 (en) 1988-04-22 1989-04-21 Method of pressureless saturating salt-laden phenolanic lyes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3813634A DE3813634C1 (enExample) 1988-04-22 1988-04-22

Publications (1)

Publication Number Publication Date
DE3813634C1 true DE3813634C1 (enExample) 1989-09-21

Family

ID=6352681

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3813634A Expired DE3813634C1 (enExample) 1988-04-22 1988-04-22

Country Status (8)

Country Link
JP (1) JP2648962B2 (enExample)
CZ (1) CZ280721B6 (enExample)
DD (1) DD283801A5 (enExample)
DE (1) DE3813634C1 (enExample)
GB (1) GB2217708B (enExample)
NL (1) NL8900931A (enExample)
PL (1) PL154989B1 (enExample)
ZA (1) ZA892681B (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD234413A1 (de) * 1985-02-01 1986-04-02 Leuna Werke Veb Verfahren zur karbonisierung von phenolatlaugen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2550814A (en) * 1947-07-24 1951-05-01 Low Temp Carbonisation Ltd Recovery of tar acids from coal oils or tars
DE1145627B (de) * 1958-09-20 1963-03-21 Metallgesellschaft Ag Verfahren zur Gewinnung von reinen Phenolen aus phenolhaltigen OElen oder Rohphenolen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD234413A1 (de) * 1985-02-01 1986-04-02 Leuna Werke Veb Verfahren zur karbonisierung von phenolatlaugen

Also Published As

Publication number Publication date
NL8900931A (nl) 1989-11-16
DD283801A5 (de) 1990-10-24
PL279037A1 (en) 1989-11-27
GB2217708A (en) 1989-11-01
JPH01311038A (ja) 1989-12-15
GB8905681D0 (en) 1989-04-26
CZ163489A3 (en) 1996-04-17
JP2648962B2 (ja) 1997-09-03
ZA892681B (en) 1989-12-27
CZ280721B6 (cs) 1996-04-17
PL154989B1 (en) 1991-10-31
GB2217708B (en) 1992-02-19

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Legal Events

Date Code Title Description
8100 Publication of the examined application without publication of unexamined application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: VFT AG, 47138 DUISBURG, DE

8327 Change in the person/name/address of the patent owner

Owner name: RUETGERS VFT AG, 44579 CASTROP-RAUXEL, DE

8327 Change in the person/name/address of the patent owner

Owner name: RUTGERS CHEMICALS AG, 44579 CASTROP-RAUXEL, DE

8339 Ceased/non-payment of the annual fee