BE767028A - Procede de purification d'acides carboxyliques aliphatiques nonsatures - Google Patents

Procede de purification d'acides carboxyliques aliphatiques nonsatures

Info

Publication number
BE767028A
BE767028A BE767028A BE767028A BE767028A BE 767028 A BE767028 A BE 767028A BE 767028 A BE767028 A BE 767028A BE 767028 A BE767028 A BE 767028A BE 767028 A BE767028 A BE 767028A
Authority
BE
Belgium
Prior art keywords
nonsaturated
purifying
carboxylic acids
aliphatic carboxylic
aliphatic
Prior art date
Application number
BE767028A
Other languages
English (en)
Original Assignee
Bp Chem Int 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 GB50135/70A external-priority patent/GB1287696A/en
Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of BE767028A publication Critical patent/BE767028A/fr

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
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE767028A 1970-05-13 1971-05-11 Procede de purification d'acides carboxyliques aliphatiques nonsatures BE767028A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2309170 1970-05-13
GB50135/70A GB1287696A (en) 1970-05-13 1970-10-22 Purification of acrylic acid

Publications (1)

Publication Number Publication Date
BE767028A true BE767028A (fr) 1971-11-12

Family

ID=26256321

Family Applications (1)

Application Number Title Priority Date Filing Date
BE767028A BE767028A (fr) 1970-05-13 1971-05-11 Procede de purification d'acides carboxyliques aliphatiques nonsatures

Country Status (7)

Country Link
AU (1) AU2843471A (fr)
BE (1) BE767028A (fr)
CA (1) CA936490A (fr)
DE (1) DE2120956A1 (fr)
FR (1) FR2091386A5 (fr)
IT (1) IT941401B (fr)
NL (1) NL7106435A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7960485B2 (en) 2004-11-18 2011-06-14 Basf Aktiengesellschaft Method for producing water-absorbing polymers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7960485B2 (en) 2004-11-18 2011-06-14 Basf Aktiengesellschaft Method for producing water-absorbing polymers

Also Published As

Publication number Publication date
AU2843471A (en) 1972-11-09
IT941401B (it) 1973-03-01
CA936490A (en) 1973-11-06
NL7106435A (fr) 1971-11-16
FR2091386A5 (en) 1972-01-14
DE2120956A1 (fr) 1971-11-25

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