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.)
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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 F Hoffmann La Roche AGfiledCriticalF Hoffmann La Roche AG
Priority to ES0164494ApriorityCriticalpatent/ES164494A2/en
Publication of ES164494A2publicationCriticalpatent/ES164494A2/en
Polysaccharides And Polysaccharide Derivatives
(AREA)
Abstract
Mejoras en el objeto de la patente principal número 161.652 consistentes en transformar parcialmente polisacáridos en éteres-sales sulfúricos y en eterificar enseguida estos con ácidos oxicarbónicos.Improvements in the object of main patent number 161,652 consisting of partially transforming polysaccharides into sulfuric ethers-salts and immediately etherifying these with oxycarbonic acids.
ES0164494A1944-01-221944-01-22
IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652
ExpiredES164494A2
(en)