BE611607A - Procédé de préparation d'acides dicarboxyliques - Google Patents

Procédé de préparation d'acides dicarboxyliques

Info

Publication number
BE611607A
BE611607A BE611607A BE611607A BE611607A BE 611607 A BE611607 A BE 611607A BE 611607 A BE611607 A BE 611607A BE 611607 A BE611607 A BE 611607A BE 611607 A BE611607 A BE 611607A
Authority
BE
Belgium
Prior art keywords
dicarboxylic acids
preparing dicarboxylic
preparing
acids
dicarboxylic
Prior art date
Application number
BE611607A
Other languages
English (en)
Inventor
Cilton Watson Tate
Nicholas Ronald Congiundi
Original Assignee
Chemstrand Corp
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 Chemstrand Corp filed Critical Chemstrand Corp
Publication of BE611607A publication Critical patent/BE611607A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/44—Polyester-amides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/685—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen
    • C08G63/6854—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/6856—Dicarboxylic acids and dihydroxy compounds
BE611607A 1960-12-16 1961-12-15 Procédé de préparation d'acides dicarboxyliques BE611607A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7609560A 1960-12-16 1960-12-16

Publications (1)

Publication Number Publication Date
BE611607A true BE611607A (fr) 1962-06-15

Family

ID=22129895

Family Applications (1)

Application Number Title Priority Date Filing Date
BE611607A BE611607A (fr) 1960-12-16 1961-12-15 Procédé de préparation d'acides dicarboxyliques

Country Status (4)

Country Link
BE (1) BE611607A (fr)
CH (1) CH518904A (fr)
GB (1) GB941156A (fr)
NL (1) NL272541A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929274A (en) 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US6013835A (en) 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6054610A (en) 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929274A (en) 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US6013835A (en) 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6054610A (en) 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US6113866A (en) 1995-06-07 2000-09-05 Hfm International, Inc. Apparatus for preparing purified terephthalic acid

Also Published As

Publication number Publication date
CH518904A (fr) 1972-02-15
GB941156A (en) 1963-11-06
NL272541A (fr)

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