JPS61249977A - 高純度ビフエニルテトラカルボン酸二無水物の製法 - Google Patents

高純度ビフエニルテトラカルボン酸二無水物の製法

Info

Publication number
JPS61249977A
JPS61249977A JP9087785A JP9087785A JPS61249977A JP S61249977 A JPS61249977 A JP S61249977A JP 9087785 A JP9087785 A JP 9087785A JP 9087785 A JP9087785 A JP 9087785A JP S61249977 A JPS61249977 A JP S61249977A
Authority
JP
Japan
Prior art keywords
dianhydride
acid
reduced pressure
crystals
heating
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
JP9087785A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0437078B2 (enrdf_load_stackoverflow
Inventor
Tsutomu Takeuchi
竹内 孜
Mitsumasa Kitai
北井 三正
Yoshio Suguro
勝呂 芳雄
Atsushi Sakai
淳 酒井
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries Ltd
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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP9087785A priority Critical patent/JPS61249977A/ja
Publication of JPS61249977A publication Critical patent/JPS61249977A/ja
Publication of JPH0437078B2 publication Critical patent/JPH0437078B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Furan Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
JP9087785A 1985-04-30 1985-04-30 高純度ビフエニルテトラカルボン酸二無水物の製法 Granted JPS61249977A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9087785A JPS61249977A (ja) 1985-04-30 1985-04-30 高純度ビフエニルテトラカルボン酸二無水物の製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9087785A JPS61249977A (ja) 1985-04-30 1985-04-30 高純度ビフエニルテトラカルボン酸二無水物の製法

Publications (2)

Publication Number Publication Date
JPS61249977A true JPS61249977A (ja) 1986-11-07
JPH0437078B2 JPH0437078B2 (enrdf_load_stackoverflow) 1992-06-18

Family

ID=14010702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9087785A Granted JPS61249977A (ja) 1985-04-30 1985-04-30 高純度ビフエニルテトラカルボン酸二無水物の製法

Country Status (1)

Country Link
JP (1) JPS61249977A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6450876A (en) * 1987-08-21 1989-02-27 Ube Industries Production of high-purity biphenyltetracarboxylic acid dianhydride
JPH01104063A (ja) * 1987-06-25 1989-04-21 Ube Ind Ltd 高純度ビフェニルテトラカルボン酸二無水物の製法
JPH0374379A (ja) * 1989-08-14 1991-03-28 Mitsubishi Kasei Corp ビフェニルテトラカルボン酸二無水物の製造法
US5047560A (en) * 1989-10-06 1991-09-10 Hitachi, Ltd. Process for producing highly pure 3,3',4,4'-biphenyltetracarboxylic acid or dianhydride thereof
JP2005314296A (ja) * 2004-04-28 2005-11-10 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸加熱無水化生成物結晶
JP2005314297A (ja) * 2004-04-28 2005-11-10 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸加熱無水化生成物結晶
JP2006045198A (ja) * 2004-06-28 2006-02-16 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸二無水物及びその製造方法、並びにこれを用いたポリイミド及びその製造方法
US7459570B2 (en) 2002-03-13 2008-12-02 Mitsubishi Chemical Corporation High-purity biphenyltetracarboxylic dianhydride and process for producing the same
JP2012017339A (ja) * 2004-06-28 2012-01-26 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸二無水物及びその製造方法、並びにこれを用いたポリイミド及びその製造方法
JP2021042153A (ja) * 2019-09-10 2021-03-18 Jfeケミカル株式会社 パラターフェニルテトラカルボン酸およびパラターフェニルテトラカルボン酸二無水物の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911862A (enrdf_load_stackoverflow) * 1972-05-19 1974-02-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911862A (enrdf_load_stackoverflow) * 1972-05-19 1974-02-01

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01104063A (ja) * 1987-06-25 1989-04-21 Ube Ind Ltd 高純度ビフェニルテトラカルボン酸二無水物の製法
JPS6450876A (en) * 1987-08-21 1989-02-27 Ube Industries Production of high-purity biphenyltetracarboxylic acid dianhydride
JPH0374379A (ja) * 1989-08-14 1991-03-28 Mitsubishi Kasei Corp ビフェニルテトラカルボン酸二無水物の製造法
US5047560A (en) * 1989-10-06 1991-09-10 Hitachi, Ltd. Process for producing highly pure 3,3',4,4'-biphenyltetracarboxylic acid or dianhydride thereof
US7459570B2 (en) 2002-03-13 2008-12-02 Mitsubishi Chemical Corporation High-purity biphenyltetracarboxylic dianhydride and process for producing the same
JP2005314296A (ja) * 2004-04-28 2005-11-10 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸加熱無水化生成物結晶
JP2005314297A (ja) * 2004-04-28 2005-11-10 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸加熱無水化生成物結晶
JP2006045198A (ja) * 2004-06-28 2006-02-16 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸二無水物及びその製造方法、並びにこれを用いたポリイミド及びその製造方法
JP2012017339A (ja) * 2004-06-28 2012-01-26 Mitsubishi Chemicals Corp ビフェニルテトラカルボン酸二無水物及びその製造方法、並びにこれを用いたポリイミド及びその製造方法
US8299273B2 (en) 2004-06-28 2012-10-30 Mitsubishi Chemical Corporation Biphenyltetracarboxylic acid dianhydride and process for producing the same, and polyimide formed from the same and process for producing the same
US8492565B2 (en) 2004-06-28 2013-07-23 Mitsubishi Chemical Corporation Biphenyltetracarboxylic acid dianhydride and process for producing the same, and polyimide formed from the same and process for producing the same
JP2021042153A (ja) * 2019-09-10 2021-03-18 Jfeケミカル株式会社 パラターフェニルテトラカルボン酸およびパラターフェニルテトラカルボン酸二無水物の製造方法

Also Published As

Publication number Publication date
JPH0437078B2 (enrdf_load_stackoverflow) 1992-06-18

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