DE602006010626D1 - Verfahren zur Herstellung von hochreinem Pyromelliticdianhydrid - Google Patents

Verfahren zur Herstellung von hochreinem Pyromelliticdianhydrid

Info

Publication number
DE602006010626D1
DE602006010626D1 DE602006010626T DE602006010626T DE602006010626D1 DE 602006010626 D1 DE602006010626 D1 DE 602006010626D1 DE 602006010626 T DE602006010626 T DE 602006010626T DE 602006010626 T DE602006010626 T DE 602006010626T DE 602006010626 D1 DE602006010626 D1 DE 602006010626D1
Authority
DE
Germany
Prior art keywords
preparation
high purity
pyromellitic dianhydride
purity pyromellitic
dianhydride
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.)
Active
Application number
DE602006010626T
Other languages
English (en)
Inventor
Hiroshi Ogawa
Atsushi Okoshi
Masashi Yabuno
Masato Inari
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 Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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 Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Publication of DE602006010626D1 publication Critical patent/DE602006010626D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0016—Plasticisers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0025—Crosslinking or vulcanising agents; including accelerators

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
DE602006010626T 2005-07-21 2006-07-19 Verfahren zur Herstellung von hochreinem Pyromelliticdianhydrid Active DE602006010626D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005211630 2005-07-21

Publications (1)

Publication Number Publication Date
DE602006010626D1 true DE602006010626D1 (de) 2010-01-07

Family

ID=37311472

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006010626T Active DE602006010626D1 (de) 2005-07-21 2006-07-19 Verfahren zur Herstellung von hochreinem Pyromelliticdianhydrid

Country Status (7)

Country Link
US (1) US7569707B2 (de)
EP (1) EP1746081B1 (de)
JP (1) JP2013006856A (de)
KR (1) KR101274896B1 (de)
CN (1) CN1970560B (de)
DE (1) DE602006010626D1 (de)
TW (1) TWI367884B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY168535A (en) * 2012-02-07 2018-11-12 Titan Wood Ltd Process for the acetylation of wood and acetylated wood
CN102911181A (zh) * 2012-11-14 2013-02-06 曹永平 一种高纯度均苯四甲酸二酐的制备方法
JP6111171B2 (ja) * 2013-09-02 2017-04-05 東京エレクトロン株式会社 成膜方法及び成膜装置
WO2015029457A1 (en) * 2013-09-02 2015-03-05 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method for producing pyromellitic dianhydride, pyromellitic dianhydride produced by the method, and apparatus therefor
CN108299454A (zh) * 2018-02-07 2018-07-20 华侨大学 一种宏量的均苯四甲酸二酐单晶制备方法
CN113607657A (zh) * 2021-08-05 2021-11-05 石家庄昊普科技有限公司 一种电子级均酐色度检测方法
CN113583016A (zh) * 2021-09-01 2021-11-02 潍坊弘润新材料有限公司 一种粗均苯四甲酸二酐提高纯度的方法及其装置和应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1112817A (en) * 1966-05-31 1968-05-08 Princeton Chemical Res Inc Production of pyromellitic dianhydride
DE1930011C3 (de) * 1969-06-13 1979-08-09 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Reinigung von durch Gasphasenoxidation von 1,2,4,5-tetraalkylierten Benzolen gewonnenem Pyromellitsäuredianhydrid
JPH0676413B2 (ja) * 1985-09-10 1994-09-28 三菱瓦斯化学株式会社 無水ピロメリツト酸の製造方法
JP2515296B2 (ja) 1985-12-25 1996-07-10 ダイセル化学工業 株式会社 芳香族酸無水物の製造法
JPH051069A (ja) * 1991-06-19 1993-01-08 Nippon Steel Chem Co Ltd 無水ピロメリツト酸の精製方法
JP2000001484A (ja) 1998-03-17 2000-01-07 Nippon Shokubai Co Ltd 無水ピロメリット酸の製造方法
JP2001059022A (ja) 1999-06-16 2001-03-06 Nippon Shokubai Co Ltd 高分子量熱可塑性樹脂組成物の製造方法とその用途
JP2004217586A (ja) * 2003-01-16 2004-08-05 Mitsubishi Gas Chem Co Inc 芳香族ポリカルボン酸及び該酸無水物の製造方法

Also Published As

Publication number Publication date
US7569707B2 (en) 2009-08-04
TW200708510A (en) 2007-03-01
KR101274896B1 (ko) 2013-06-14
EP1746081A1 (de) 2007-01-24
JP2013006856A (ja) 2013-01-10
CN1970560B (zh) 2010-09-29
CN1970560A (zh) 2007-05-30
TWI367884B (en) 2012-07-11
EP1746081B1 (de) 2009-11-25
US20070021622A1 (en) 2007-01-25
KR20070012238A (ko) 2007-01-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition