TW512141B - Process and apparatus for producing an aromatic polycarboxyic acid - Google Patents

Process and apparatus for producing an aromatic polycarboxyic acid Download PDF

Info

Publication number
TW512141B
TW512141B TW087103482A TW87103482A TW512141B TW 512141 B TW512141 B TW 512141B TW 087103482 A TW087103482 A TW 087103482A TW 87103482 A TW87103482 A TW 87103482A TW 512141 B TW512141 B TW 512141B
Authority
TW
Taiwan
Prior art keywords
slurry
washing
polycarboxylic acid
aromatic polycarboxylic
preparing
Prior art date
Application number
TW087103482A
Other languages
English (en)
Chinese (zh)
Inventor
Kenji Atsumi
Hiroyuki Ito
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of TW512141B publication Critical patent/TW512141B/zh

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
TW087103482A 1997-03-19 1998-03-10 Process and apparatus for producing an aromatic polycarboxyic acid TW512141B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06610097A JP3341620B2 (ja) 1997-03-19 1997-03-19 芳香族ポリカルボン酸の製造方法および装置

Publications (1)

Publication Number Publication Date
TW512141B true TW512141B (en) 2002-12-01

Family

ID=13306134

Family Applications (1)

Application Number Title Priority Date Filing Date
TW087103482A TW512141B (en) 1997-03-19 1998-03-10 Process and apparatus for producing an aromatic polycarboxyic acid

Country Status (4)

Country Link
JP (1) JP3341620B2 (ja)
KR (1) KR100286856B1 (ja)
CN (1) CN1069627C (ja)
TW (1) TW512141B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1914145B (zh) * 2004-02-05 2010-12-08 三菱化学株式会社 芳香族羧酸的制造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970000136B1 (ko) * 1993-09-28 1997-01-04 브이.피. 유리예프 고순도 벤젠디카르복실산 이성질체의 제조방법

Also Published As

Publication number Publication date
KR100286856B1 (ko) 2001-04-16
JP3341620B2 (ja) 2002-11-05
KR19980080396A (ko) 1998-11-25
CN1194970A (zh) 1998-10-07
CN1069627C (zh) 2001-08-15
JPH10259160A (ja) 1998-09-29

Similar Documents

Publication Publication Date Title
US7462736B2 (en) Methods and apparatus for isolating carboxylic acid
US7863483B2 (en) Carboxylic acid production process
US7847121B2 (en) Carboxylic acid production process
JP2007523228A (ja) ポリエステル製造への使用に適したカルボン酸／ジオール混合物の製造方法
US7888530B2 (en) Optimized production of aromatic dicarboxylic acids
RU2394808C2 (ru) Способ удаления примесей из окисленного потока сброса
RU2345979C2 (ru) Способ получения смеси карбоновая кислота/диол, подходящей для использования при получении сложного полиэфира
US7897810B2 (en) Optimized production of aromatic dicarboxylic acids
CN113121333A (zh) 用于回收芳香族单羧酸的方法
TW512141B (en) Process and apparatus for producing an aromatic polycarboxyic acid
MX2007002503A (es) Produccion optimizada de acidos dicarboxilicos aromaticos.
KR100976034B1 (ko) 고순도의 테레프탈산 회수방법
US9328051B2 (en) Methods and apparatus for isolating dicarboxylic acid
KR101392543B1 (ko) 방향족 다이카복실산의 최적화된 제조
TW538032B (en) Process for producing aromatic carboxylic acid
US9388111B2 (en) Methods and apparatus for isolating dicarboxylic acid
US20060047164A1 (en) Optimized production of aromatic dicarboxylic acids
JPH10291956A (ja) 芳香族カルボン酸の製造方法
JP2004217595A (ja) 芳香族カルボン酸の製造方法

Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MK4A Expiration of patent term of an invention patent