CH428756A - Procédé pour la production d'un 2,2-(4,4'-dihydroxydiphényl) propane - Google Patents

Procédé pour la production d'un 2,2-(4,4'-dihydroxydiphényl) propane

Info

Publication number
CH428756A
CH428756A CH265663A CH265663A CH428756A CH 428756 A CH428756 A CH 428756A CH 265663 A CH265663 A CH 265663A CH 265663 A CH265663 A CH 265663A CH 428756 A CH428756 A CH 428756A
Authority
CH
Switzerland
Prior art keywords
dihydroxydiphenyl
propane
production
Prior art date
Application number
CH265663A
Other languages
English (en)
Original Assignee
Hooker Chemical Corp
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 Hooker Chemical Corp filed Critical Hooker Chemical Corp
Publication of CH428756A publication Critical patent/CH428756A/fr

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
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • 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
    • C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH265663A 1962-03-02 1963-03-01 Procédé pour la production d'un 2,2-(4,4'-dihydroxydiphényl) propane CH428756A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US176923A US3207795A (en) 1962-03-02 1962-03-02 Production and purification of diphenylolalkanes

Publications (1)

Publication Number Publication Date
CH428756A true CH428756A (fr) 1967-01-31

Family

ID=22646451

Family Applications (1)

Application Number Title Priority Date Filing Date
CH265663A CH428756A (fr) 1962-03-02 1963-03-01 Procédé pour la production d'un 2,2-(4,4'-dihydroxydiphényl) propane

Country Status (5)

Country Link
US (1) US3207795A (fr)
BE (1) BE628924A (fr)
CH (1) CH428756A (fr)
GB (1) GB1035233A (fr)
LU (1) LU43274A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1076142A (en) * 1964-02-05 1967-07-19 Ici Ltd Manufacture of bis-phenols
DE1296645B (de) * 1965-12-24 1969-06-04 Wolfen Filmfab Veb Verfahren zur Gewinnung reiner 4, 4'-Dihydroxydiarylalkane
NL7410872A (nl) * 1974-08-14 1976-02-17 Shell Int Research Werkwijze voor het zuiveren van in polyhydroxy- verbindingen aanwezige ruwe bishydroxyarylver- bindingen.
US4113974A (en) * 1976-12-30 1978-09-12 General Electric Company Process for purifying impure diphenols
US4240968A (en) * 1979-04-26 1980-12-23 General Electric Company Process for isolating and purifying diphenol by-products
US4354046A (en) * 1981-05-26 1982-10-12 The Dow Chemical Company Process for obtaining high purity bisphenol A
US4638102A (en) * 1985-12-30 1987-01-20 The Dow Chemical Company Recrystallization of bisphenol A by azeotropically drying the solvent
DE4105428A1 (de) * 1991-02-21 1992-08-27 Bayer Ag Verfahren zur reinigung von bisphenolen
US5773633A (en) * 1995-08-01 1998-06-30 General Electric Company Process for crystallizing chroman-I from an impure mixture

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959622A (en) * 1960-11-08 Purification of crude jj-p-bis-
US2623908A (en) * 1951-11-23 1952-12-30 Dow Chemical Co Process for making 4, 4'-isopropylidenediphenol
US3073868A (en) * 1959-02-05 1963-01-15 Hooker Chemical Corp Production and purification of diphenylolalkanes

Also Published As

Publication number Publication date
BE628924A (fr) 1963-08-26
GB1035233A (en) 1966-07-06
LU43274A1 (fr) 1963-08-28
US3207795A (en) 1965-09-21

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