RO72879A - CRYSTALLIZATION PROCESS OF A DI- (HYDROXY-4-PHENYL) -2,2-PROPANE AND PHENOL COMPLEX - Google Patents

CRYSTALLIZATION PROCESS OF A DI- (HYDROXY-4-PHENYL) -2,2-PROPANE AND PHENOL COMPLEX

Info

Publication number
RO72879A
RO72879A RO7583734A RO8373475A RO72879A RO 72879 A RO72879 A RO 72879A RO 7583734 A RO7583734 A RO 7583734A RO 8373475 A RO8373475 A RO 8373475A RO 72879 A RO72879 A RO 72879A
Authority
RO
Romania
Prior art keywords
propane
hydroxy
phenyl
crystallization process
phenol complex
Prior art date
Application number
RO7583734A
Other languages
French (fr)
Romanian (ro)
Inventor
Robert Gac
Jean P Dal-Pont
Frederic Levet
Original Assignee
Rhone-Paulenc Industries,Fr
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 Rhone-Paulenc Industries,Fr filed Critical Rhone-Paulenc Industries,Fr
Publication of RO72879A publication Critical patent/RO72879A/en

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
RO7583734A 1974-10-31 1975-10-28 CRYSTALLIZATION PROCESS OF A DI- (HYDROXY-4-PHENYL) -2,2-PROPANE AND PHENOL COMPLEX RO72879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7440170A FR2289476A1 (en) 1974-10-31 1974-10-31 PROCESS FOR CRYSTALLIZING A DI (4-HYDROXY-PHENYL) 2,2 PROPANE AND PHENOL COMPLEX

Publications (1)

Publication Number Publication Date
RO72879A true RO72879A (en) 1982-02-01

Family

ID=9145723

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7583734A RO72879A (en) 1974-10-31 1975-10-28 CRYSTALLIZATION PROCESS OF A DI- (HYDROXY-4-PHENYL) -2,2-PROPANE AND PHENOL COMPLEX

Country Status (13)

Country Link
JP (1) JPS5191240A (en)
BE (1) BE835077A (en)
CA (1) CA1062283A (en)
CS (1) CS188977B2 (en)
DD (1) DD121099A5 (en)
DE (1) DE2548470C2 (en)
FR (1) FR2289476A1 (en)
GB (1) GB1482498A (en)
IT (1) IT1047633B (en)
NL (1) NL7512667A (en)
PL (1) PL105881B1 (en)
RO (1) RO72879A (en)
SU (1) SU594891A3 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58135832A (en) * 1982-02-08 1983-08-12 Mitsui Toatsu Chem Inc Crystallization of adduct of bisphenol a and phenol
US4492807A (en) * 1983-04-22 1985-01-08 General Electric Company Method for purification of bisphenol A
US4529823A (en) * 1984-04-02 1985-07-16 General Electric Company Purification of bisphenol-A
JPH066542B2 (en) * 1987-05-06 1994-01-26 三井東圧化学株式会社 Method for producing bisphenol A
JPH01146839A (en) * 1987-12-04 1989-06-08 Mitsui Toatsu Chem Inc Production of high-purity 2,2-bis(4-hydroxyphenyl)propane
JPH01213246A (en) * 1988-02-22 1989-08-28 Mitsui Toatsu Chem Inc Crystallization of addition product of bisphenol a and phenol
US4927978A (en) * 1988-12-16 1990-05-22 Shell Oil Company Method of purifying bisphenols
US5368827A (en) * 1991-07-10 1994-11-29 Chiyoda Corporation Process for the production of crystalline adduct of bisphenol A and phenol and apparatus therefor
DE69227849T2 (en) * 1991-07-10 1999-04-29 Chiyoda Chem Eng Construct Co Process and preparation of a crystalline adduct of bisphenol A with phenol and device therefor
JP5216748B2 (en) * 2009-11-02 2013-06-19 本州化学工業株式会社 Process for producing 1,1-bis (4-hydroxyphenyl) -3,3,5-trimethylcyclohexane
JP5705168B2 (en) * 2012-06-04 2015-04-22 本州化学工業株式会社 Process for producing 1,1-bis (4-hydroxyphenyl) -3,3,5-trimethylcyclohexane

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT259547B (en) * 1965-06-11 1968-01-25 Bayer Ag Process for obtaining particularly pure 2,2-bis- (phenylene) propane
BE759937A (en) * 1969-12-15 1971-06-07 Shell Int Research

Also Published As

Publication number Publication date
FR2289476A1 (en) 1976-05-28
IT1047633B (en) 1980-10-20
PL105881B1 (en) 1979-11-30
JPS5246946B2 (en) 1977-11-29
CS188977B2 (en) 1979-03-30
DD121099A5 (en) 1976-07-12
DE2548470A1 (en) 1976-05-06
DE2548470C2 (en) 1982-04-08
GB1482498A (en) 1977-08-10
FR2289476B1 (en) 1979-05-11
SU594891A3 (en) 1978-02-25
CA1062283A (en) 1979-09-11
NL7512667A (en) 1976-05-04
BE835077A (en) 1976-04-30
JPS5191240A (en) 1976-08-10

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