FR631386A - Procédé d'obtention d'acide acétique à haute concentration à partir de solutions de l'acétylcellulose dans l'acide acétique
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Procédé d'obtention d'acide acétique à haute concentration à partir de solutions de l'acétylcellulose dans l'acide acétique
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Ver fur Chemische Ind A G
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Ver fur Chemische Ind A G
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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
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FR631386D1926-04-011927-03-25Procédé d'obtention d'acide acétique à haute concentration à partir de solutions de l'acétylcellulose dans l'acide acétique
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