ES326852A1 - Procedimiento de purificacion de acido policarboxilico aromatico. - Google Patents

Procedimiento de purificacion de acido policarboxilico aromatico.

Info

Publication number
ES326852A1
ES326852A1 ES0326852A ES326852A ES326852A1 ES 326852 A1 ES326852 A1 ES 326852A1 ES 0326852 A ES0326852 A ES 0326852A ES 326852 A ES326852 A ES 326852A ES 326852 A1 ES326852 A1 ES 326852A1
Authority
ES
Spain
Prior art keywords
aromatic
polycarboxylic acid
crude
translation
aldehyde
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
ES0326852A
Other languages
English (en)
Spanish (es)
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.)
Standard Oil Co
Original Assignee
Standard Oil 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 Standard Oil Co filed Critical Standard Oil Co
Publication of ES326852A1 publication Critical patent/ES326852A1/es
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)
ES0326852A 1965-05-17 1966-05-17 Procedimiento de purificacion de acido policarboxilico aromatico. Expired ES326852A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45621865A 1965-05-17 1965-05-17

Publications (1)

Publication Number Publication Date
ES326852A1 true ES326852A1 (es) 1967-03-16

Family

ID=23811928

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0326852A Expired ES326852A1 (es) 1965-05-17 1966-05-17 Procedimiento de purificacion de acido policarboxilico aromatico.

Country Status (9)

Country Link
JP (1) JPS5132618B1 (ja)
AT (1) AT290506B (ja)
BE (1) BE681179A (ja)
CH (1) CH457396A (ja)
DE (1) DE1593541A1 (ja)
ES (1) ES326852A1 (ja)
GB (1) GB1152576A (ja)
NL (1) NL6606727A (ja)
SE (1) SE344584B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116439A (ja) * 1981-12-28 1983-07-11 Mitsubishi Gas Chem Co Inc 高純度芳香族ポリカルボン酸の製造法
US4933492A (en) * 1988-10-13 1990-06-12 Amoco Corporation Purification of crude isophthalic acid
JP2893860B2 (ja) * 1990-05-17 1999-05-24 三菱瓦斯化学株式会社 高純度イソフタル酸の製造法
JP3729284B2 (ja) * 1995-09-22 2005-12-21 三菱瓦斯化学株式会社 高純度テレフタル酸の製造方法
CN103288632A (zh) * 2013-06-19 2013-09-11 中国石油化工股份有限公司 一种粗均苯三甲酸精制的方法

Also Published As

Publication number Publication date
BE681179A (ja) 1966-10-31
DE1593541A1 (de) 1970-05-21
SE344584B (ja) 1972-04-24
CH457396A (fr) 1968-06-15
JPS5132618B1 (ja) 1976-09-14
NL6606727A (ja) 1966-11-18
GB1152576A (en) 1969-05-21
AT290506B (de) 1971-06-11

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20100623