JPS5011909B1 - - Google Patents

Info

Publication number
JPS5011909B1
JPS5011909B1 JP7283269A JP7283269A JPS5011909B1 JP S5011909 B1 JPS5011909 B1 JP S5011909B1 JP 7283269 A JP7283269 A JP 7283269A JP 7283269 A JP7283269 A JP 7283269A JP S5011909 B1 JPS5011909 B1 JP S5011909B1
Authority
JP
Japan
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.)
Granted
Application number
JP7283269A
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 to DE19681793431 priority Critical patent/DE1793431A1/de
Application filed filed Critical
Publication of JPS5011909B1 publication Critical patent/JPS5011909B1/ja
Granted 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
    • C07C37/70Purification; 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
JP7283269A 1968-09-17 1969-09-16 Granted JPS5011909B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19681793431 DE1793431A1 (de) 1968-09-17 1968-09-17 Verfahren zur Reinigung von 4,4'-Dihydroxydiphenylpropan-(2,2) oder des Phenoladduktes dieser Verbindungen

Publications (1)

Publication Number Publication Date
JPS5011909B1 true JPS5011909B1 (ja) 1975-05-07

Family

ID=5707702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7283269A Granted JPS5011909B1 (ja) 1968-09-17 1969-09-16

Country Status (6)

Country Link
JP (1) JPS5011909B1 (ja)
BE (1) BE738962A (ja)
DE (1) DE1793431A1 (ja)
FR (1) FR2018276A1 (ja)
GB (1) GB1277282A (ja)
NL (1) NL6913707A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT971366B (it) * 1972-11-30 1974-04-30 Sir Soc Italiana Resine Spa Procedimento per la produzione di 2 2 4 4 diidrossidifenil propano
CN1050828C (zh) * 1993-02-16 2000-03-29 中国石油化工总公司 制备高品位聚碳酸脂级双酚a的脱酚新方法
CN1080914A (zh) * 1993-02-17 1994-01-19 中国石油化工总公司 一种2,2-二(4-羟基苯基)丙烷的制造方法
DE4413396A1 (de) * 1994-04-18 1995-10-19 Bayer Ag Verfahren zur Herstellung von ultrareinem Bisphenol-A und dessen Verwendung

Also Published As

Publication number Publication date
BE738962A (ja) 1970-03-02
NL6913707A (ja) 1970-03-19
FR2018276A1 (ja) 1970-05-29
GB1277282A (en) 1972-06-07
DE1793431A1 (de) 1971-07-01

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