GB1388220A - Separation of alkyl acrylates from mixtures containing acrylic acid - Google Patents

Separation of alkyl acrylates from mixtures containing acrylic acid

Info

Publication number
GB1388220A
GB1388220A GB5777273A GB5777273A GB1388220A GB 1388220 A GB1388220 A GB 1388220A GB 5777273 A GB5777273 A GB 5777273A GB 5777273 A GB5777273 A GB 5777273A GB 1388220 A GB1388220 A GB 1388220A
Authority
GB
United Kingdom
Prior art keywords
acrylic acid
separation
alkyl acrylates
alkyl
containing acrylic
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
GB5777273A
Other languages
English (en)
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of GB1388220A publication Critical patent/GB1388220A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
GB5777273A 1972-12-22 1973-12-13 Separation of alkyl acrylates from mixtures containing acrylic acid Expired GB1388220A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722262969 DE2262969A1 (de) 1972-12-22 1972-12-22 Verfahren zur abtrennung von acrylsaeurealkylestern aus acrylsaeure enthaltenden gemischen

Publications (1)

Publication Number Publication Date
GB1388220A true GB1388220A (en) 1975-03-26

Family

ID=5865247

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5777273A Expired GB1388220A (en) 1972-12-22 1973-12-13 Separation of alkyl acrylates from mixtures containing acrylic acid

Country Status (8)

Country Link
JP (1) JPS4988819A (un)
BE (1) BE808811A (un)
CA (1) CA1008397A (un)
DE (1) DE2262969A1 (un)
FR (1) FR2211444B1 (un)
GB (1) GB1388220A (un)
IT (1) IT1002534B (un)
NL (1) NL7317029A (un)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5342487A (en) * 1991-10-08 1994-08-30 Rohm And Haas Compnay Distillation process

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4358347A (en) * 1982-01-26 1982-11-09 The Dow Chemical Company Removal of trace aldehydes from carboxylic acids
MY120051A (en) 1997-07-30 2005-08-30 Mitsubishi Rayon Co Process for purification of (meth)acrylic acid
EP3207022B1 (en) * 2014-10-14 2020-01-29 Ecolab USA Inc. Reducing polymer fouling and agglomeration in acrylate/methacrylate processes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5342487A (en) * 1991-10-08 1994-08-30 Rohm And Haas Compnay Distillation process

Also Published As

Publication number Publication date
BE808811A (fr) 1974-06-19
FR2211444B1 (un) 1978-03-17
FR2211444A1 (un) 1974-07-19
JPS4988819A (un) 1974-08-24
DE2262969A1 (de) 1974-06-27
NL7317029A (un) 1974-06-25
IT1002534B (it) 1976-05-20
CA1008397A (en) 1977-04-12

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Legal Events

Date Code Title Description
PS Patent sealed
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PCNP Patent ceased through non-payment of renewal fee