BE564338A - - Google Patents

Info

Publication number
BE564338A
BE564338A BE564338DA BE564338A BE 564338 A BE564338 A BE 564338A BE 564338D A BE564338D A BE 564338DA BE 564338 A BE564338 A BE 564338A
Authority
BE
Belgium
Application number
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.)
Publication of BE564338A publication Critical patent/BE564338A/xx

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
BE564338D 1957-02-04 BE564338A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI12788A DE1031779B (de) 1957-02-04 1957-02-04 Verfahren zur Reinigung von Tetrachlorphthalsaeure oder deren Anhydrid

Publications (1)

Publication Number Publication Date
BE564338A true BE564338A (enrdf_load_html_response)

Family

ID=7185448

Family Applications (1)

Application Number Title Priority Date Filing Date
BE564338D BE564338A (enrdf_load_html_response) 1957-02-04

Country Status (4)

Country Link
BE (1) BE564338A (enrdf_load_html_response)
DE (1) DE1031779B (enrdf_load_html_response)
FR (1) FR1202126A (enrdf_load_html_response)
GB (1) GB823507A (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06340648A (ja) * 1993-06-02 1994-12-13 Nippon Light Metal Co Ltd テトラクロロフタル酸無水物の精製法及び高純度テトラクロロフタル酸無水物
US5706593A (en) * 1997-02-06 1998-01-13 Allard; Alice J. Compact ironing board securable to an edge
US7495113B2 (en) 2004-12-22 2009-02-24 Sabic Innovative Plastics Method of purifying dianhydrides
US7863463B2 (en) 2005-11-22 2011-01-04 Sabic Innovative Plastics Ip B.V. Method of purifying dianhydrides

Also Published As

Publication number Publication date
DE1031779B (de) 1958-06-12
FR1202126A (fr) 1960-01-07
GB823507A (en) 1959-11-11

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