FR2073717A5 - - Google Patents

Info

Publication number
FR2073717A5
FR2073717A5 FR7044968A FR7044968A FR2073717A5 FR 2073717 A5 FR2073717 A5 FR 2073717A5 FR 7044968 A FR7044968 A FR 7044968A FR 7044968 A FR7044968 A FR 7044968A FR 2073717 A5 FR2073717 A5 FR 2073717A5
Authority
FR
France
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
FR7044968A
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Application granted granted Critical
Publication of FR2073717A5 publication Critical patent/FR2073717A5/fr
Expired 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
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/86—Purification; 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)
FR7044968A 1969-12-15 1970-12-14 Expired FR2073717A5 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88533469A 1969-12-15 1969-12-15
US88533369A 1969-12-15 1969-12-15

Publications (1)

Publication Number Publication Date
FR2073717A5 true FR2073717A5 (fr) 1971-10-01

Family

ID=27128758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7044968A Expired FR2073717A5 (fr) 1969-12-15 1970-12-14

Country Status (6)

Country Link
JP (1) JPS5012428B1 (fr)
BE (1) BE759937A (fr)
DE (1) DE2061531A1 (fr)
FR (1) FR2073717A5 (fr)
GB (1) GB1274798A (fr)
NL (1) NL7018177A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0016077A4 (fr) * 1978-06-27 1980-06-12 Gen Electric Procede de recuperation de 2,2-bis(4-hydroxyphenyl)propane a partir de 2,2-bis(4-hydroxyphenyl)propane et de phenol.
EP0499922A1 (fr) * 1991-02-21 1992-08-26 Bayer Ag Procédé de purification de Bisphénols

Families Citing this family (6)

* 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
FR2289476A1 (fr) * 1974-10-31 1976-05-28 Rhone Poulenc Ind Procede de cristallisation d'un complexe de di(hydroxy-4 phenyl) 2,2 propane et de phenol
JPH066542B2 (ja) * 1987-05-06 1994-01-26 三井東圧化学株式会社 ビスフェノ−ルａの製造方法
US5210329A (en) * 1992-02-18 1993-05-11 General Electric Company Process for preparing bisphenol-A
JP4393201B2 (ja) 2002-04-15 2010-01-06 ソルヴェイ アドバンスド ポリマーズ リミテッド ライアビリティ カンパニー 極めて低い発色と高い光透過率特性を示すポリスルホン組成物及び該組成物から製造される物品
JP4918264B2 (ja) * 2006-02-02 2012-04-18 出光興産株式会社 ビスフェノールａの回収方法および回収設備

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0016077A4 (fr) * 1978-06-27 1980-06-12 Gen Electric Procede de recuperation de 2,2-bis(4-hydroxyphenyl)propane a partir de 2,2-bis(4-hydroxyphenyl)propane et de phenol.
EP0016077A1 (fr) * 1978-06-27 1980-10-01 General Electric Company Procede de recuperation de 2,2-bis(4-hydroxyphenyl)propane a partir de 2,2-bis(4-hydroxyphenyl)propane et de phenol
EP0499922A1 (fr) * 1991-02-21 1992-08-26 Bayer Ag Procédé de purification de Bisphénols
US5269887A (en) * 1991-02-21 1993-12-14 Bayer Aktiengesellschaft Process for the purification of bisphenols

Also Published As

Publication number Publication date
NL7018177A (fr) 1971-06-17
BE759937A (fr) 1971-06-07
GB1274798A (en) 1972-05-17
DE2061531A1 (de) 1971-06-24
JPS5012428B1 (fr) 1975-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse