BR8606002A - Recristalizacao de bisfenol a por secagem azeotropica do solvente - Google Patents

Recristalizacao de bisfenol a por secagem azeotropica do solvente

Info

Publication number
BR8606002A
BR8606002A BR8606002A BR8606002A BR8606002A BR 8606002 A BR8606002 A BR 8606002A BR 8606002 A BR8606002 A BR 8606002A BR 8606002 A BR8606002 A BR 8606002A BR 8606002 A BR8606002 A BR 8606002A
Authority
BR
Brazil
Prior art keywords
recristalization
bisphenol
solvent
azeotropic drying
azeotropic
Prior art date
Application number
BR8606002A
Other languages
English (en)
Inventor
Douglas James Little
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
Publication of BR8606002A publication Critical patent/BR8606002A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
    • C07C39/12—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings
    • C07C39/15—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic with no unsaturation outside the aromatic rings with all hydroxy groups on non-condensed rings, e.g. phenylphenol
    • C07C39/16—Bis-(hydroxyphenyl) alkanes; Tris-(hydroxyphenyl)alkanes
    • 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)
BR8606002A 1985-12-30 1986-11-18 Recristalizacao de bisfenol a por secagem azeotropica do solvente BR8606002A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/814,814 US4638102A (en) 1985-12-30 1985-12-30 Recrystallization of bisphenol A by azeotropically drying the solvent

Publications (1)

Publication Number Publication Date
BR8606002A true BR8606002A (pt) 1987-09-15

Family

ID=25216067

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8606002A BR8606002A (pt) 1985-12-30 1986-11-18 Recristalizacao de bisfenol a por secagem azeotropica do solvente

Country Status (9)

Country Link
US (1) US4638102A (pt)
EP (1) EP0229357B1 (pt)
JP (1) JP2515765B2 (pt)
KR (1) KR950003116B1 (pt)
AU (1) AU593018B2 (pt)
BR (1) BR8606002A (pt)
CA (1) CA1250002A (pt)
DE (1) DE3678815D1 (pt)
ES (1) ES2021585B3 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740635A (en) * 1986-10-20 1988-04-26 General Electric Company Process for crystallizing bisphenol-A
US4740634A (en) * 1986-10-20 1988-04-26 General Electric Company Process for crystallizing bisphenol-A
US4927978A (en) * 1988-12-16 1990-05-22 Shell Oil Company Method of purifying bisphenols
WO1992000943A1 (de) * 1990-07-05 1992-01-23 Mannesmann Ag Verfahren zur reinigung von bisphenol-a
JP3973239B2 (ja) * 1995-04-06 2007-09-12 日本ジーイープラスチックス株式会社 ジヒドロキシ化合物混合物および重合体
US5959158A (en) * 1996-04-12 1999-09-28 Gammill; Ben Method and system for bisphenol a production using water
US5874644A (en) * 1996-04-12 1999-02-23 Gammill; Ben Method and system for bisphenol a production using controlled turbulence
US6703530B2 (en) 2002-02-28 2004-03-09 General Electric Company Chemical reactor system and process
US20050075520A1 (en) * 2002-03-13 2005-04-07 O'young Drow Lionel System and method of producing bisphenol-A (BPA) using two stage crystallization
US6960697B2 (en) * 2002-03-13 2005-11-01 Mitsubishi Chemical Corporation System and method of producing bisphenol-A (BPA)
JP4575082B2 (ja) * 2004-08-12 2010-11-04 帝人化成株式会社 廃芳香族ポリカーボネートから芳香族ジヒドロキシ化合物を得る方法
DE102007001427A1 (de) * 2007-01-09 2008-07-10 Bayer Materialscience Ag Kristallisationsverfahren zur Herstellung von Bisphenol A

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791616A (en) * 1953-09-29 1957-05-07 Shell Dev Production of bis hydroxyaryl substituted compounds
US3207795A (en) * 1962-03-02 1965-09-21 Hooker Chemical Corp Production and purification of diphenylolalkanes
US3326986A (en) * 1965-01-22 1967-06-20 Dow Chemical Co Process for purifying 4, 4'-isopropylidenediphenol
US3673262A (en) * 1968-12-20 1972-06-27 Hooker Chemical Corp Crystallization of diphenylol alkanes
AU489747B2 (en) * 1973-12-17 1976-06-17 Monsanto Australia Limited Production of bis (hydroxyphenyl) alkanes
GB1410750A (en) * 1974-05-13 1975-10-22 Combinaturl Petrochemic Borzes Process for bisphenol production
US4242527A (en) * 1977-12-28 1980-12-30 General Electric Company Process for purifying crude diphenols
US4156098A (en) * 1978-05-30 1979-05-22 General Electric Company Purification of bisphenol-A
US4294993A (en) * 1980-04-14 1981-10-13 General Electric Company Purification of bisphenol-A
US4354046A (en) * 1981-05-26 1982-10-12 The Dow Chemical Company Process for obtaining high purity bisphenol A

Also Published As

Publication number Publication date
DE3678815D1 (de) 1991-05-23
AU593018B2 (en) 1990-02-01
KR870005949A (ko) 1987-07-08
JP2515765B2 (ja) 1996-07-10
ES2021585B3 (es) 1991-11-16
CA1250002A (en) 1989-02-14
JPS62158233A (ja) 1987-07-14
EP0229357B1 (en) 1991-04-17
US4638102A (en) 1987-01-20
EP0229357A1 (en) 1987-07-22
KR950003116B1 (ko) 1995-04-01
AU6298386A (en) 1987-07-02

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