TWI227233B - Addition of mineral acids or salts thereof to a TMA production process - Google Patents

Addition of mineral acids or salts thereof to a TMA production process Download PDF

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Publication number
TWI227233B
TWI227233B TW091100804A TW91100804A TWI227233B TW I227233 B TWI227233 B TW I227233B TW 091100804 A TW091100804 A TW 091100804A TW 91100804 A TW91100804 A TW 91100804A TW I227233 B TWI227233 B TW I227233B
Authority
TW
Taiwan
Prior art keywords
acid
trimellitic
trimellitic anhydride
crude
filter cake
Prior art date
Application number
TW091100804A
Other languages
English (en)
Chinese (zh)
Inventor
Steven A Cerefice
Wayne P Schammel
David A Young
Original Assignee
Bp Corp North America 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 Bp Corp North America Inc filed Critical Bp Corp North America Inc
Application granted granted Critical
Publication of TWI227233B publication Critical patent/TWI227233B/zh

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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/90Benzo [c] furans; Hydrogenated benzo [c] furans with an oxygen atom in position 1 and a nitrogen atom in position 3, or vice versa
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/43Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
TW091100804A 2001-01-19 2002-01-18 Addition of mineral acids or salts thereof to a TMA production process TWI227233B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26294101P 2001-01-19 2001-01-19

Publications (1)

Publication Number Publication Date
TWI227233B true TWI227233B (en) 2005-02-01

Family

ID=22999723

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091100804A TWI227233B (en) 2001-01-19 2002-01-18 Addition of mineral acids or salts thereof to a TMA production process

Country Status (8)

Country Link
US (1) US6696604B2 (enExample)
EP (1) EP1351915A2 (enExample)
JP (1) JP4303470B2 (enExample)
CN (1) CN1243705C (enExample)
AU (1) AU2002243471A1 (enExample)
MY (1) MY127577A (enExample)
TW (1) TWI227233B (enExample)
WO (1) WO2002057247A2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1401607B1 (it) 2010-07-30 2013-07-26 Oscam Spa Impianto e metodo per il trattamento di barre metalliche
CN106366058B (zh) * 2016-08-26 2018-06-15 安徽泰达新材料股份有限公司 一种偏酐类重组分副产物的综合利用方法
CN117427688B (zh) * 2023-10-23 2025-11-21 山东聚和投资发展有限公司 一种生产偏苯三酸酐的催化剂体系及连续工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798238A (en) 1971-02-24 1974-03-19 Standard Oil Co Trimelitic acid anhydride product recovery from pseudocumene oxidation effluent
US3732257A (en) 1971-07-01 1973-05-08 Standard Oil Co Trimellitic acid anhydride product recovery by steam stripping crude anhydride of total solids from pseudocumene oxidation effluent and continuous fractionation of stripped product
US4788296A (en) 1987-05-29 1988-11-29 Amoco Corporation Process for the production and recovery of trimellitic anhydride
US4948921A (en) 1989-06-29 1990-08-14 Amoco Corporation Process for the production and recovery of trimellitic acid
US5895820A (en) 1997-07-16 1999-04-20 Mitsubishi Gas Chemical Company, Inc. Process for the production of trimellitic acid and process for the production of trimellitic acid anhydride

Also Published As

Publication number Publication date
MY127577A (en) 2006-12-29
EP1351915A2 (en) 2003-10-15
CN1243705C (zh) 2006-03-01
CN1524069A (zh) 2004-08-25
AU2002243471A1 (en) 2002-07-30
JP4303470B2 (ja) 2009-07-29
WO2002057247A2 (en) 2002-07-25
JP2004526695A (ja) 2004-09-02
WO2002057247A3 (en) 2002-12-05
US20020143192A1 (en) 2002-10-03
US6696604B2 (en) 2004-02-24

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Legal Events

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MM4A Annulment or lapse of patent due to non-payment of fees