AU1877999A - Method for increasing the space-time yield in the production of bisphenol - Google Patents

Method for increasing the space-time yield in the production of bisphenol

Info

Publication number
AU1877999A
AU1877999A AU18779/99A AU1877999A AU1877999A AU 1877999 A AU1877999 A AU 1877999A AU 18779/99 A AU18779/99 A AU 18779/99A AU 1877999 A AU1877999 A AU 1877999A AU 1877999 A AU1877999 A AU 1877999A
Authority
AU
Australia
Prior art keywords
bisphenol
increasing
production
space
time yield
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.)
Abandoned
Application number
AU18779/99A
Inventor
Frieder Heydenreich
Steffen Kuhling
Rolf Lanze
Rainer Neumann
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.)
Bayer AG
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
Application filed by Bayer AG filed Critical Bayer AG
Publication of AU1877999A publication Critical patent/AU1877999A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU18779/99A 1997-12-23 1998-12-10 Method for increasing the space-time yield in the production of bisphenol Abandoned AU1877999A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19757570 1997-12-23
DE1997157570 DE19757570B4 (en) 1997-12-23 1997-12-23 Process for the preparation of bisphenol A
PCT/EP1998/008042 WO1999033777A1 (en) 1997-12-23 1998-12-10 Method for increasing the space-time yield in the production of bisphenol a

Publications (1)

Publication Number Publication Date
AU1877999A true AU1877999A (en) 1999-07-19

Family

ID=7853207

Family Applications (1)

Application Number Title Priority Date Filing Date
AU18779/99A Abandoned AU1877999A (en) 1997-12-23 1998-12-10 Method for increasing the space-time yield in the production of bisphenol

Country Status (3)

Country Link
AU (1) AU1877999A (en)
DE (1) DE19757570B4 (en)
WO (1) WO1999033777A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6245951B1 (en) 1999-10-12 2001-06-12 General Electric Company Process for cleaning bisphenol pre-reactor
DE19957602A1 (en) 1999-11-30 2001-05-31 Bayer Ag Start-up of bisphenol A production over sulfonated crosslinked polystyrene resin uses higher phenol concentration and lower acetone concentration and throughput than in optimum long-term operation
DE102007058991A1 (en) 2007-12-07 2009-06-25 Bayer Materialscience Ag The use of low-chloride, low-carbonate silica sand as retention material for solid acid catalysts, especially in solid-bed reactors for condensation reactions, preferably for production of Bisphenol A

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1244796B (en) * 1961-08-01 1967-07-20 Union Carbide Corp Continuous process for the production of 2, 2-bis (4-hydroxyphenyl) propane
US4400555A (en) * 1981-10-06 1983-08-23 General Electric Company Ion exchange catalyzed bisphenol synethesis
US4391997A (en) * 1981-10-23 1983-07-05 General Electric Company Ion exchange catalyzed bisphenol process
US4590303A (en) * 1985-06-03 1986-05-20 General Electric Company Method for making bisphenol
DE3727641A1 (en) * 1987-08-19 1989-03-02 Bayer Ag ION EXCHANGERS MODIFIED WITH THIAZOLINES
GB9204490D0 (en) * 1992-03-02 1992-04-15 Dow Deutschland Inc Process for preparing bisphenol a

Also Published As

Publication number Publication date
DE19757570A1 (en) 1999-06-24
DE19757570B4 (en) 2006-06-01
WO1999033777A1 (en) 1999-07-08

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase