ES164494A2 - IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652 - Google Patents

IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652

Info

Publication number
ES164494A2
ES164494A2 ES0164494A ES164494A ES164494A2 ES 164494 A2 ES164494 A2 ES 164494A2 ES 0164494 A ES0164494 A ES 0164494A ES 164494 A ES164494 A ES 164494A ES 164494 A2 ES164494 A2 ES 164494A2
Authority
ES
Spain
Prior art keywords
patent number
main patent
etherifying
polysaccharides
ethers
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
ES0164494A
Other languages
Spanish (es)
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 AG filed Critical F Hoffmann La Roche AG
Priority to ES0164494A priority Critical patent/ES164494A2/en
Publication of ES164494A2 publication Critical patent/ES164494A2/en
Expired legal-status Critical Current

Links

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  • 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.

ES0164494A 1944-01-22 1944-01-22 IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652 Expired ES164494A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0164494A ES164494A2 (en) 1944-01-22 1944-01-22 IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0164494A ES164494A2 (en) 1944-01-22 1944-01-22 IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652

Publications (1)

Publication Number Publication Date
ES164494A2 true ES164494A2 (en) 1944-03-16

Family

ID=38425950

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0164494A Expired ES164494A2 (en) 1944-01-22 1944-01-22 IMPROVEMENTS IN THE OBJECT OF MAIN PATENT NUMBER 161652

Country Status (1)

Country Link
ES (1) ES164494A2 (en)

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