CA1019761A - Dicarboxylic acid purification process - Google Patents

Dicarboxylic acid purification process

Info

Publication number
CA1019761A
CA1019761A CA184,675A CA184675A CA1019761A CA 1019761 A CA1019761 A CA 1019761A CA 184675 A CA184675 A CA 184675A CA 1019761 A CA1019761 A CA 1019761A
Authority
CA
Canada
Prior art keywords
dicarboxylic acid
purification process
acid purification
dicarboxylic
purification
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.)
Expired
Application number
CA184,675A
Other languages
English (en)
Other versions
CA184675S (en
Inventor
Richard V. Norton
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.)
Sun Research and Development Co
Original Assignee
Sun Research and Development Co
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 Sun Research and Development Co filed Critical Sun Research and Development Co
Application granted granted Critical
Publication of CA1019761A publication Critical patent/CA1019761A/en
Expired legal-status Critical Current

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
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
CA184,675A 1973-01-15 1973-10-31 Dicarboxylic acid purification process Expired CA1019761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00323478A US3850982A (en) 1973-01-15 1973-01-15 Dicarboxylic acid purification process

Publications (1)

Publication Number Publication Date
CA1019761A true CA1019761A (en) 1977-10-25

Family

ID=23259368

Family Applications (1)

Application Number Title Priority Date Filing Date
CA184,675A Expired CA1019761A (en) 1973-01-15 1973-10-31 Dicarboxylic acid purification process

Country Status (6)

Country Link
US (1) US3850982A (it)
JP (1) JPS4995934A (it)
CA (1) CA1019761A (it)
DE (1) DE2400964A1 (it)
GB (1) GB1411526A (it)
IT (1) IT1006770B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017501175A (ja) * 2013-12-19 2017-01-12 ランクセス・ドイチュランド・ゲーエムベーハー フタルイミドを製造するためのプロセス

Also Published As

Publication number Publication date
IT1006770B (it) 1976-10-20
US3850982A (en) 1974-11-26
DE2400964A1 (de) 1974-07-25
JPS4995934A (it) 1974-09-11
GB1411526A (en) 1975-10-29

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