JPS5198239A - Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho - Google Patents

Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho

Info

Publication number
JPS5198239A
JPS5198239A JP50023132A JP2313275A JPS5198239A JP S5198239 A JPS5198239 A JP S5198239A JP 50023132 A JP50023132 A JP 50023132A JP 2313275 A JP2313275 A JP 2313275A JP S5198239 A JPS5198239 A JP S5198239A
Authority
JP
Japan
Prior art keywords
jihidorokishijifuenirusurupponnoseizoho
kojundo
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.)
Granted
Application number
JP50023132A
Other languages
Japanese (ja)
Other versions
JPS558972B2 (en
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 filed Critical
Priority to JP50023132A priority Critical patent/JPS5198239A/en
Publication of JPS5198239A publication Critical patent/JPS5198239A/en
Priority to US05/896,611 priority patent/US4162270A/en
Priority claimed from US05/896,611 external-priority patent/US4162270A/en
Publication of JPS558972B2 publication Critical patent/JPS558972B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP50023132A 1975-02-24 1975-02-24 Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho Granted JPS5198239A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50023132A JPS5198239A (en) 1975-02-24 1975-02-24 Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho
US05/896,611 US4162270A (en) 1975-02-24 1978-04-14 Process for producing 4,4'-dihydroxydiphenylsulfone of high purity

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50023132A JPS5198239A (en) 1975-02-24 1975-02-24 Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho
US05/896,611 US4162270A (en) 1975-02-24 1978-04-14 Process for producing 4,4'-dihydroxydiphenylsulfone of high purity

Publications (2)

Publication Number Publication Date
JPS5198239A true JPS5198239A (en) 1976-08-30
JPS558972B2 JPS558972B2 (en) 1980-03-07

Family

ID=26360437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50023132A Granted JPS5198239A (en) 1975-02-24 1975-02-24 Kojundo 4*4** jihidorokishijifuenirusurupponnoseizoho

Country Status (1)

Country Link
JP (1) JPS5198239A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136253A (en) * 1984-07-27 1986-02-20 Nikka Chem Ind Co Ltd Production of 4,4'-dihydroxydiphenyl sulfone
EP0380175A1 (en) * 1989-01-27 1990-08-01 Akzo Nobel N.V. Process for forming 4,4'-dihydroxydiphenyl sulfone
US5001270A (en) * 1985-10-04 1991-03-19 Amoco Corporation Process for recovering 4,4' dihydroxydiphenyl sulfone from an isomer mixture
WO1991004245A1 (en) * 1989-09-14 1991-04-04 Konishi Chemical Ind. Co., Ltd. Process for preparing 4,4'-dihydroxydiphenyl sulfone
JPH05500050A (en) * 1989-08-30 1993-01-14 ヘキスト・アクチェンゲゼルシャフト Method for producing 4,4'-dihydroxydiphenylsulfonic acid
CN1060880C (en) * 1996-05-13 2001-01-17 西门子公司 Process for adjusting a thermal overlad cut-out
JP2003055338A (en) * 2001-08-13 2003-02-26 Konishi Kagaku Ind Co Ltd Method for producing 4,4'-dihydroxydiphenylsulfone having high purity

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61243059A (en) * 1985-04-19 1986-10-29 Konishi Kagaku Kogyo Kk Production of high-purity 4-4'-dihydroxydiphenyl-sulfone
EP0461272B1 (en) * 1989-12-29 1997-08-13 Konishi Chemical Ind. Co., Ltd. Process for producing 4,4'-dihydroxydiphenyl sulfone

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6136253A (en) * 1984-07-27 1986-02-20 Nikka Chem Ind Co Ltd Production of 4,4'-dihydroxydiphenyl sulfone
US5001270A (en) * 1985-10-04 1991-03-19 Amoco Corporation Process for recovering 4,4' dihydroxydiphenyl sulfone from an isomer mixture
EP0380175A1 (en) * 1989-01-27 1990-08-01 Akzo Nobel N.V. Process for forming 4,4'-dihydroxydiphenyl sulfone
JPH05500050A (en) * 1989-08-30 1993-01-14 ヘキスト・アクチェンゲゼルシャフト Method for producing 4,4'-dihydroxydiphenylsulfonic acid
WO1991004245A1 (en) * 1989-09-14 1991-04-04 Konishi Chemical Ind. Co., Ltd. Process for preparing 4,4'-dihydroxydiphenyl sulfone
CN1060880C (en) * 1996-05-13 2001-01-17 西门子公司 Process for adjusting a thermal overlad cut-out
JP2003055338A (en) * 2001-08-13 2003-02-26 Konishi Kagaku Ind Co Ltd Method for producing 4,4'-dihydroxydiphenylsulfone having high purity

Also Published As

Publication number Publication date
JPS558972B2 (en) 1980-03-07

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