GB2088858B - Process for isolating 4,4'-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenyl sulfone isomers - Google Patents

Process for isolating 4,4'-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenyl sulfone isomers

Info

Publication number
GB2088858B
GB2088858B GB8132787A GB8132787A GB2088858B GB 2088858 B GB2088858 B GB 2088858B GB 8132787 A GB8132787 A GB 8132787A GB 8132787 A GB8132787 A GB 8132787A GB 2088858 B GB2088858 B GB 2088858B
Authority
GB
United Kingdom
Prior art keywords
dihydroxydiphenyl sulfone
isolating
mixture
isomers
dihydroxydiphenyl
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
GB8132787A
Other versions
GB2088858A (en
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.)
TOKAI ELECTRO CHEMICAL CO
Tokai Denka Kogyo KK
Original Assignee
TOKAI ELECTRO CHEMICAL CO
Tokai Denka Kogyo KK
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
Priority claimed from JP55152228A external-priority patent/JPS582236B2/en
Priority claimed from JP55168373A external-priority patent/JPS5791981A/en
Application filed by TOKAI ELECTRO CHEMICAL CO, Tokai Denka Kogyo KK filed Critical TOKAI ELECTRO CHEMICAL CO
Publication of GB2088858A publication Critical patent/GB2088858A/en
Application granted granted Critical
Publication of GB2088858B publication Critical patent/GB2088858B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C315/00—Preparation of sulfones; Preparation of sulfoxides
    • C07C315/06—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/36—Compounds containing oxirane rings with hydrocarbon radicals, substituted by nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
    • C08G59/32—Epoxy compounds containing three or more epoxy groups
    • C08G59/3227—Compounds containing acyclic nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8132787A 1980-10-31 1981-10-30 Process for isolating 4,4'-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenyl sulfone isomers Expired GB2088858B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP55152228A JPS582236B2 (en) 1980-10-31 1980-10-31 Method for isolating 4,4'-dihydroxydiphenylsulfone from a mixture of dihydroxydiphenylsulfone isomers
JP55168373A JPS5791981A (en) 1980-11-28 1980-11-28 Novel polyglycidyl compound and its preparation

Publications (2)

Publication Number Publication Date
GB2088858A GB2088858A (en) 1982-06-16
GB2088858B true GB2088858B (en) 1984-09-05

Family

ID=26481205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8132787A Expired GB2088858B (en) 1980-10-31 1981-10-30 Process for isolating 4,4'-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenyl sulfone isomers

Country Status (1)

Country Link
GB (1) GB2088858B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3835527A1 (en) * 1988-10-19 1990-05-03 Basf Ag METHOD FOR PRODUCING BIS (4-HYDROXYPHENYL) SULPHONE
JP4124319B2 (en) 2002-01-23 2008-07-23 日華化学株式会社 Method for producing 2,4'-dihydroxydiphenylsulfone

Also Published As

Publication number Publication date
GB2088858A (en) 1982-06-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921030