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
GB28718/60A
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber ScheideanstaltfiledCriticalDegussa GmbH
Publication of GB891211ApublicationCriticalpatent/GB891211A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Abstract
Mono-percarboxylic acids are prepared by reacting carboxylic acid anhydrides with hydrogen peroxide of at least 80% by weight concentration in the presence of an amine oxide. A solvent may be used. In examples mono-per-maleic and mono-per-phthalic acids are prepared.
GB28718/60A1959-08-201960-08-18Process for the production of mono-per-carboxylic acids from acid anhydrides and hydrogen peroxide
ExpiredGB891211A
(en)
Process for the manufacture of acid, stable aqueous dispersions of at least one nitrile and at least one carboxylic acid, and dispersions obtained thereby