PL162993B1 - Sposób jednoczesnego usuwania zasad i odsiarczania fenolu PL PL PL PL PL - Google Patents

Sposób jednoczesnego usuwania zasad i odsiarczania fenolu PL PL PL PL PL

Info

Publication number
PL162993B1
PL162993B1 PL28284289A PL28284289A PL162993B1 PL 162993 B1 PL162993 B1 PL 162993B1 PL 28284289 A PL28284289 A PL 28284289A PL 28284289 A PL28284289 A PL 28284289A PL 162993 B1 PL162993 B1 PL 162993B1
Authority
PL
Poland
Prior art keywords
phenols
phenol
weight
phthalic anhydride
quinone
Prior art date
Application number
PL28284289A
Other languages
English (en)
Polish (pl)
Inventor
Joerg Talbiersky
Bernhard Wefringhaus
Konrad Stolzenberg
Wolfgang Bergins
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
Publication of PL162993B1 publication Critical patent/PL162993B1/pl

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

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)
PL28284289A 1988-12-19 1989-12-18 Sposób jednoczesnego usuwania zasad i odsiarczania fenolu PL PL PL PL PL PL162993B1 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3842693 1988-12-19
DE3912670A DE3912670A1 (de) 1988-12-19 1989-04-18 Verfahren zum gleichzeitigen entbasen und entschwefeln von phenolen

Publications (1)

Publication Number Publication Date
PL162993B1 true PL162993B1 (pl) 1994-01-31

Family

ID=25875316

Family Applications (1)

Application Number Title Priority Date Filing Date
PL28284289A PL162993B1 (pl) 1988-12-19 1989-12-18 Sposób jednoczesnego usuwania zasad i odsiarczania fenolu PL PL PL PL PL

Country Status (8)

Country Link
US (1) US4992599A (forum.php)
EP (1) EP0374379B1 (forum.php)
JP (1) JP2738577B2 (forum.php)
CA (1) CA2004601A1 (forum.php)
DE (2) DE3912670A1 (forum.php)
ES (1) ES2018763T3 (forum.php)
GR (2) GR900300086T1 (forum.php)
PL (1) PL162993B1 (forum.php)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107443A (en) * 1976-12-30 1978-08-15 General Electric Company Process for purifying impure diphenols
DD212506A1 (de) * 1982-12-17 1984-08-15 Leuna Werke Veb Verfahren zur entfernung von pyridinen

Also Published As

Publication number Publication date
JPH02218631A (ja) 1990-08-31
ES2018763A4 (es) 1991-05-16
DE3912670A1 (de) 1990-06-21
GR900300086T1 (en) 1991-07-31
JP2738577B2 (ja) 1998-04-08
EP0374379B1 (de) 1992-07-08
EP0374379A1 (de) 1990-06-27
GR3005130T3 (forum.php) 1993-05-24
US4992599A (en) 1991-02-12
CA2004601A1 (en) 1990-06-19
DE58901817D1 (de) 1992-08-13
ES2018763T3 (es) 1993-04-01

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