FR1150930A - Process for the concentration of polymerizable ethylenic acids - Google Patents

Process for the concentration of polymerizable ethylenic acids

Info

Publication number
FR1150930A
FR1150930A FR1150930DA FR1150930A FR 1150930 A FR1150930 A FR 1150930A FR 1150930D A FR1150930D A FR 1150930DA FR 1150930 A FR1150930 A FR 1150930A
Authority
FR
France
Prior art keywords
concentration
polymerizable ethylenic
ethylenic acids
acids
polymerizable
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
Other languages
French (fr)
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR1150930A publication Critical patent/FR1150930A/en
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
    • C07C51/43—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
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation
    • 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
FR1150930D 1956-05-18 1956-05-18 Process for the concentration of polymerizable ethylenic acids Expired FR1150930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1150930T 1956-05-18

Publications (1)

Publication Number Publication Date
FR1150930A true FR1150930A (en) 1958-01-22

Family

ID=9647592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1150930D Expired FR1150930A (en) 1956-05-18 1956-05-18 Process for the concentration of polymerizable ethylenic acids

Country Status (1)

Country Link
FR (1) FR1150930A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493471A (en) * 1967-12-01 1970-02-03 Dow Chemical Co Acrylic acid purification
FR2020172A1 (en) * 1968-10-08 1970-07-10 Asahi Chemical Ind

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493471A (en) * 1967-12-01 1970-02-03 Dow Chemical Co Acrylic acid purification
FR2020172A1 (en) * 1968-10-08 1970-07-10 Asahi Chemical Ind

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