FR1528935A - Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol - Google Patents

Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol

Info

Publication number
FR1528935A
FR1528935A FR105428A FR105428A FR1528935A FR 1528935 A FR1528935 A FR 1528935A FR 105428 A FR105428 A FR 105428A FR 105428 A FR105428 A FR 105428A FR 1528935 A FR1528935 A FR 1528935A
Authority
FR
France
Prior art keywords
isopropylidenediphenol
purification
improved process
improved
Prior art date
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
FR105428A
Other languages
English (en)
Inventor
Gordon Floyd Dugan
Alexander Herman Widiger Jr
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Priority to FR105428A priority Critical patent/FR1528935A/fr
Application granted granted Critical
Publication of FR1528935A publication Critical patent/FR1528935A/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
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
FR105428A 1967-05-05 1967-05-05 Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol Expired FR1528935A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR105428A FR1528935A (fr) 1967-05-05 1967-05-05 Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR105428A FR1528935A (fr) 1967-05-05 1967-05-05 Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol

Publications (1)

Publication Number Publication Date
FR1528935A true FR1528935A (fr) 1968-06-14

Family

ID=8630312

Family Applications (1)

Application Number Title Priority Date Filing Date
FR105428A Expired FR1528935A (fr) 1967-05-05 1967-05-05 Procédé perfectionné de purification du 4, 4'-isopropylidènediphénol

Country Status (1)

Country Link
FR (1) FR1528935A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300000A (en) * 1977-12-28 1981-11-10 General Electric Company Process for the recovery of 2,2-bis(4-hydroxyphenyl)propane
US4529823A (en) * 1984-04-02 1985-07-16 General Electric Company Purification of bisphenol-A

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300000A (en) * 1977-12-28 1981-11-10 General Electric Company Process for the recovery of 2,2-bis(4-hydroxyphenyl)propane
US4529823A (en) * 1984-04-02 1985-07-16 General Electric Company Purification of bisphenol-A

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