MY118293A - Process for the production of high-purity isophthalic acid - Google Patents

Process for the production of high-purity isophthalic acid

Info

Publication number
MY118293A
MY118293A MYPI97003015A MYPI9703015A MY118293A MY 118293 A MY118293 A MY 118293A MY PI97003015 A MYPI97003015 A MY PI97003015A MY PI9703015 A MYPI9703015 A MY PI9703015A MY 118293 A MY118293 A MY 118293A
Authority
MY
Malaysia
Prior art keywords
mother liquor
isophthalic acid
water
pia
oxidation
Prior art date
Application number
MYPI97003015A
Other languages
English (en)
Inventor
Fumio Ohkoshi
Original Assignee
Mitsubishi Gas Chemical 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
Priority claimed from JP18332896A external-priority patent/JP3757995B2/ja
Application filed by Mitsubishi Gas Chemical Co filed Critical Mitsubishi Gas Chemical Co
Publication of MY118293A publication Critical patent/MY118293A/en

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
    • 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
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/24—1,3 - Benzenedicarboxylic acid

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)
MYPI97003015A 1996-07-12 1997-07-03 Process for the production of high-purity isophthalic acid MY118293A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18332896A JP3757995B2 (ja) 1996-07-12 1996-07-12 高純度イソフタル酸の製造方法

Publications (1)

Publication Number Publication Date
MY118293A true MY118293A (en) 2004-09-30

Family

ID=45808631

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI97003015A MY118293A (en) 1996-07-12 1997-07-03 Process for the production of high-purity isophthalic acid

Country Status (3)

Country Link
KR (1) KR100527416B1 (ko)
MY (1) MY118293A (ko)
TW (1) TW375607B (ko)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5612007A (en) * 1994-10-14 1997-03-18 Amoco Corporation Apparatus for preparing aromatic carboxylic acids with efficient energy recovery

Also Published As

Publication number Publication date
KR980009221A (ko) 1998-04-30
TW375607B (en) 1999-12-01
KR100527416B1 (ko) 2006-03-22

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