GB805918A - Improvements in or relating to the manufacture of 9, 11-octadecadienoic acid - Google Patents

Improvements in or relating to the manufacture of 9, 11-octadecadienoic acid

Info

Publication number
GB805918A
GB805918A GB20320/57A GB2032057A GB805918A GB 805918 A GB805918 A GB 805918A GB 20320/57 A GB20320/57 A GB 20320/57A GB 2032057 A GB2032057 A GB 2032057A GB 805918 A GB805918 A GB 805918A
Authority
GB
United Kingdom
Prior art keywords
octadecadienoic acid
relating
manufacture
pressure
splitting
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
GB20320/57A
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.)
Pintsch Bamag AG
Original Assignee
Pintsch Bamag 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 Pintsch Bamag AG filed Critical Pintsch Bamag AG
Publication of GB805918A publication Critical patent/GB805918A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/12—Straight chain carboxylic acids containing eighteen carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fats And Perfumes (AREA)

Abstract

9,11-Octadecadienoic acid is prepared by splitting castor oil in the presence of water at a pressure above 40 atmospheres excess pressure and above 250 DEG C. Examples are given.
GB20320/57A 1956-07-06 1957-06-27 Improvements in or relating to the manufacture of 9, 11-octadecadienoic acid Expired GB805918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE805918X 1956-07-06

Publications (1)

Publication Number Publication Date
GB805918A true GB805918A (en) 1958-12-17

Family

ID=6722482

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20320/57A Expired GB805918A (en) 1956-07-06 1957-06-27 Improvements in or relating to the manufacture of 9, 11-octadecadienoic acid

Country Status (1)

Country Link
GB (1) GB805918A (en)

Similar Documents

Publication Publication Date Title
FR1180276A (en) Improvements to aqueous dispersions of elastomers
GB805918A (en) Improvements in or relating to the manufacture of 9, 11-octadecadienoic acid
GB842222A (en) Colour radiography
SU143028A1 (en) The method of obtaining pinacoline
FR1140623A (en) Improvements to sprinklers under water pressure, like sprinklers
SU129667A1 (en) Method for improving composition of carbon-free ferrochrome
CA520849A (en) 5,6-dimethyl-benzimidazole and to acid salts thereof, and to processes of preparing the same
GB878967A (en) Improvements in the preparation of n-ª--hydroxyethylethylenediamine
CA534586A (en) Evaporation or distillation of water
GB902389A (en) Process for preparing an ª+-halogeno-ª+-lactam
FR1194436A (en) Improvements in the production of hydrogen peroxide
AU219418B2 (en) Improvements relating to containers of fluid under pressure
CA528127A (en) Lactones of 2,2-dihalogeno-4-hydroxyalkanoic acids
AU209549B2 (en) Improvements in or relating to steam turbines
AU213007B2 (en) Improvements relating to steam irons
CA525565A (en) Fungicidal action of 2,3-dichlor-1,4-naphthoquinone
CA526528A (en) Fungicidal action of 2,3-dichlor-1,4-naphthoquinone
AU2308756A (en) Improvements relating to containers of fluid under pressure
CA527633A (en) Production of heavy water
CA531807A (en) Production of heavy water
AU1980956A (en) Improvements in or relating to steam turbines
AU207674B2 (en) Improvements in or relating to turbines operated byram pressure
AU2196056A (en) Improvements relating to steam irons
AU220043B2 (en) Improvements in or relating to water fittings
GB859237A (en) Improvements in or relating to raking implements