IT8019159A0 - Processo per la preparazione difenoli. - Google Patents

Processo per la preparazione difenoli.

Info

Publication number
IT8019159A0
IT8019159A0 IT8019159A IT1915980A IT8019159A0 IT 8019159 A0 IT8019159 A0 IT 8019159A0 IT 8019159 A IT8019159 A IT 8019159A IT 1915980 A IT1915980 A IT 1915980A IT 8019159 A0 IT8019159 A0 IT 8019159A0
Authority
IT
Italy
Prior art keywords
diphenols
preparation
Prior art date
Application number
IT8019159A
Other languages
English (en)
Other versions
IT1129966B (it
Inventor
Fujihisa Matsunaga
Hirohiko Nambu
Original Assignee
Mitsui Petrochemical Ind
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 Mitsui Petrochemical Ind filed Critical Mitsui Petrochemical Ind
Publication of IT8019159A0 publication Critical patent/IT8019159A0/it
Application granted granted Critical
Publication of IT1129966B publication Critical patent/IT1129966B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids
    • 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
    • C07C37/685—Processes comprising at least two steps in series
    • 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
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT19159/80A 1979-01-11 1980-01-11 Processo per la preparazione di fenoli IT1129966B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP101279A JPS5594326A (en) 1979-01-11 1979-01-11 Preparation of phenol

Publications (2)

Publication Number Publication Date
IT8019159A0 true IT8019159A0 (it) 1980-01-11
IT1129966B IT1129966B (it) 1986-06-11

Family

ID=11489656

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19159/80A IT1129966B (it) 1979-01-11 1980-01-11 Processo per la preparazione di fenoli

Country Status (8)

Country Link
US (1) US4271322A (it)
JP (1) JPS5594326A (it)
CA (1) CA1144572A (it)
DE (1) DE3000899A1 (it)
FR (1) FR2446269A1 (it)
GB (1) GB2040930B (it)
IT (1) IT1129966B (it)
NL (1) NL8000193A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567304A (en) * 1983-04-05 1986-01-28 General Electric Company Process for preparing acetone and phenol
US4480134A (en) * 1983-04-05 1984-10-30 General Electric Company Process for preparing phenol and acetone from cumene
JPH0390043A (ja) * 1989-08-31 1991-04-16 Agency Of Ind Science & Technol フェノールおよびその誘導体の回収方法
JP3265659B2 (ja) * 1992-06-05 2002-03-11 住友化学工業株式会社 フェノールの精製方法
IT1271279B (it) * 1994-12-15 1997-05-27 Enichem Spa Processo per il recupero di fenolo da un flusso acquoso contenente na2 so4
US6965056B1 (en) * 1999-05-03 2005-11-15 Shell Oil Company Removal of salts in the manufacture of phenolic compound
EP2743246B1 (en) 2006-04-17 2016-11-09 Asahi Kasei Kabushiki Kaisha Alpha-Metylstyrene-based copolymer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH288171A (fr) * 1950-09-20 1953-01-15 Distillers Co Yeast Ltd Procédé de préparation du phénol.
US3331755A (en) * 1964-12-18 1967-07-18 Consolidation Coal Co Extractive distillation of 2, 6-xylenol with glycol
IT998154B (it) * 1973-06-15 1976-01-20 Sir Soc Italiana Resine Spa Procedimento per la separazione e la purificazione di paracumil fenolo
FR2245593B1 (it) * 1973-08-31 1976-06-18 Rhone Poulenc Ind
GB1574420A (en) * 1976-12-18 1980-09-03 Bp Chem Int Ltd Process for recovering crude phenol from catalyst-free cumene hydroperoxide cleavage reaction products

Also Published As

Publication number Publication date
IT1129966B (it) 1986-06-11
FR2446269B1 (it) 1985-02-01
NL8000193A (nl) 1980-07-15
US4271322A (en) 1981-06-02
DE3000899A1 (de) 1980-07-24
FR2446269A1 (fr) 1980-08-08
CA1144572A (en) 1983-04-12
JPS5594326A (en) 1980-07-17
GB2040930B (en) 1983-05-05
GB2040930A (en) 1980-09-03

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