NL7108975A - - Google Patents

Info

Publication number
NL7108975A
NL7108975A NL7108975A NL7108975A NL7108975A NL 7108975 A NL7108975 A NL 7108975A NL 7108975 A NL7108975 A NL 7108975A NL 7108975 A NL7108975 A NL 7108975A NL 7108975 A NL7108975 A NL 7108975A
Authority
NL
Netherlands
Application number
NL7108975A
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 NL7108975A publication Critical patent/NL7108975A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C39/00Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
    • C07C39/24Halogenated derivatives
    • C07C39/367Halogenated derivatives polycyclic non-condensed, containing only six-membered aromatic rings as cyclic parts, e.g. halogenated poly-hydroxyphenylalkanes
    • 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
    • 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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7108975A 1970-06-29 1971-06-29 NL7108975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2032073A DE2032073C3 (de) 1970-06-29 1970-06-29 Verfahren zur Gewinnung bzw. Herstellung von reinem Tetrachlorbisphenol A

Publications (1)

Publication Number Publication Date
NL7108975A true NL7108975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-12-31

Family

ID=5775247

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7108975A NL7108975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-06-29 1971-06-29

Country Status (8)

Country Link
US (1) US3821294A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE769214A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA935440A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH553143A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2032073C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2100057A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1314799A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7108975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (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
DE2700829C2 (de) * 1977-01-11 1986-04-17 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulische Ausbausteuerung

Also Published As

Publication number Publication date
DE2032073A1 (de) 1972-01-05
FR2100057A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-17
GB1314799A (en) 1973-04-26
CA935440A (en) 1973-10-16
DE2032073B2 (de) 1978-01-19
BE769214A (fr) 1971-12-29
US3821294A (en) 1974-06-28
CH553143A (de) 1974-08-30
DE2032073C3 (de) 1978-09-21

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed