FR1393174A - Procédé de concentration de solutions aqueuses d'acide acrylique - Google Patents

Procédé de concentration de solutions aqueuses d'acide acrylique

Info

Publication number
FR1393174A
FR1393174A FR974638A FR974638A FR1393174A FR 1393174 A FR1393174 A FR 1393174A FR 974638 A FR974638 A FR 974638A FR 974638 A FR974638 A FR 974638A FR 1393174 A FR1393174 A FR 1393174A
Authority
FR
France
Prior art keywords
acrylic acid
aqueous solutions
concentrating aqueous
concentrating
solutions
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
FR974638A
Other languages
English (en)
Inventor
Christopher John Brown
Frank Christopher Newman
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.)
Distillers Co Yeast Ltd
Distillers Co Ltd
Original Assignee
Distillers Co Yeast Ltd
Distillers Co Ltd
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 GB19421/63A external-priority patent/GB995472A/en
Application filed by Distillers Co Yeast Ltd, Distillers Co Ltd filed Critical Distillers Co Yeast Ltd
Priority to FR974638A priority Critical patent/FR1393174A/fr
Application granted granted Critical
Publication of FR1393174A publication Critical patent/FR1393174A/fr
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
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
FR974638A 1963-05-16 1964-05-15 Procédé de concentration de solutions aqueuses d'acide acrylique Expired FR1393174A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR974638A FR1393174A (fr) 1963-05-16 1964-05-15 Procédé de concentration de solutions aqueuses d'acide acrylique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB19421/63A GB995472A (en) 1963-05-16 1963-05-16 Improvements in or relating to acrylic acid production
FR974638A FR1393174A (fr) 1963-05-16 1964-05-15 Procédé de concentration de solutions aqueuses d'acide acrylique

Publications (1)

Publication Number Publication Date
FR1393174A true FR1393174A (fr) 1965-03-19

Family

ID=26207661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR974638A Expired FR1393174A (fr) 1963-05-16 1964-05-15 Procédé de concentration de solutions aqueuses d'acide acrylique

Country Status (1)

Country Link
FR (1) FR1393174A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2020172A1 (fr) * 1968-10-08 1970-07-10 Asahi Chemical Ind

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2020172A1 (fr) * 1968-10-08 1970-07-10 Asahi Chemical Ind

Similar Documents

Publication Publication Date Title
FR1478523A (fr) Procédé de purification de l'acide ellagique
FR1278455A (fr) Procédé de séparation de l'acide nitrique de ses sels
FR1410678A (fr) Procédé pour la récupération d'acide phosphorique en partant de solutions aqueuses contenant de l'acide nitrique et de l'acide phosphorique
OA00223A (fr) Procédé de concentration et de purification d'acide phosphorique.
FR1468638A (fr) Sels de l'acide fusidique et procédé de préparation
FR1393174A (fr) Procédé de concentration de solutions aqueuses d'acide acrylique
FR1352951A (fr) Procédé de concentration d'acide phosphorique
FR86090E (fr) Procédé de concentration de solutions aqueuses d'acide acrylique
FR1399421A (fr) Procédé de concentration et de purification d'acide phosphorique
FR1395310A (fr) Procédé de concentration de l'acide nitrique
FR1396077A (fr) Procédé de purification d'acide phosphorique
FR1169740A (fr) Procédé de concentration d'acide acrylique aqueux
FR1367510A (fr) Procédé de stabilisation des solutions aqueuses d'acide 1-ascorbique
FR1497679A (fr) Procédé de gélification de solutions aqueuses d'acide nitrique
FR1282750A (fr) Procédé de concentration de l'acide nitrique
FR1412706A (fr) Procédé de récupération de l'acide glutamique
FR86067E (fr) Procédé de concentration d'acide phosphorique
FR1490019A (fr) Procédé perfectionné d'estérification de l'acide acrylique
FR1285239A (fr) Procédé de purification de l'acide déhydracétique
CH407083A (fr) Procédé de purification de l'acide adipique
FR1280940A (fr) Procédé de purification de l'acide citrique
BE598539A (fr) Procédé de concentration de l'acide nitrique.
FR82135E (fr) Procédé de concentration de l'acide nitrique
FR1544368A (fr) Procédé de séparation d'acide acrylique de solutions aqueuses le contenant
FR1522218A (fr) Procédé de purification de l'acide 1-12 dodécanedioïque