MD22C2 - Способ получения оксиэтилкрахмала - Google Patents

Способ получения оксиэтилкрахмала

Info

Publication number
MD22C2
MD22C2 MD94-0057A MD940057A MD22C2 MD 22 C2 MD22 C2 MD 22C2 MD 940057 A MD940057 A MD 940057A MD 22 C2 MD22 C2 MD 22C2
Authority
MD
Moldova
Prior art keywords
oxiethylamidon
obtaining
reactant mixture
dimethylformamid
amidon
Prior art date
Application number
MD94-0057A
Other languages
English (en)
Romanian (ro)
Other versions
MD22B1 (ro
Inventor
Holzer Karl
Original Assignee
LAEVOSAN-GESELLSCHAFT M.B.H.&Co.KG
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 AT248977A external-priority patent/AT348548B/de
Application filed by LAEVOSAN-GESELLSCHAFT M.B.H.&Co.KG filed Critical LAEVOSAN-GESELLSCHAFT M.B.H.&Co.KG
Publication of MD22C2 publication Critical patent/MD22C2/ru
Publication of MD22B1 publication Critical patent/MD22B1/xx

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Изобретение относится к способу получения оксиэтилкрахмала, применяемого в качестве средства для увеличения объема плазмы крови.Цель изобретения - повышение степени чистоты оксиэтилкрахмала.Цель достигается способом получения оксиэтилкрахмала путем взаимодействия деструктированного крахмала с окисью этилена в атмосфере инертного газа в щелочной среде с последующими нейтрализацией реакционной смеси, экстракцией целевого продукта диметилформамидом и многократным, предпочтительно 5-6-кратным, переосаждением ацетоном.
MD940057A 1977-04-08 1994-02-09 Procedeu de obtinere a oxietilamidonului MD22B1 (ro)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT248977A AT348548B (de) 1977-04-08 1977-04-08 Verfahren zur herstellung von alsblutplasma- expander geeignerter hydroxyaethylstaerke
SU782596657A SU797586A3 (ru) 1977-04-08 1978-04-04 Способ получени оксиэтилкрахмала

Publications (2)

Publication Number Publication Date
MD22C2 true MD22C2 (ru) 1994-03-31
MD22B1 MD22B1 (ro) 1994-05-31

Family

ID=25598548

Family Applications (1)

Application Number Title Priority Date Filing Date
MD940057A MD22B1 (ro) 1977-04-08 1994-02-09 Procedeu de obtinere a oxietilamidonului

Country Status (2)

Country Link
LV (1) LV5529A3 (ru)
MD (1) MD22B1 (ru)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Husemann E., Resz R., "Uber naturliche und synthetische amylose, V, Uber Oxyathylamylosen" - g.Polim. Sciance, 1956, 19, 389 (prototip) *

Also Published As

Publication number Publication date
LV5529A3 (lv) 1994-03-10
MD22B1 (ro) 1994-05-31

Similar Documents

Publication Publication Date Title
ES433835A1 (es) Un procedimiento de obtencion de un compuesto de piridini- loxi (tio) fenilurea.
ES8406467A1 (es) "procedimiento para preparar nuevos benzo b tiofenos".
YU86988A (en) Process for obtaining new beta-d-phenyl-thioxylozides
DK556680A (da) Fremgangsmaade til fremstilling af ethylenglycol ud fra syntesegas
IT7921114A0 (it) Procedimento di separazione di almeno un gas da una miscela gassosa.
ES455576A1 (es) Procedimiento de fabricacion de productos en acero por via solida.
MD22C2 (ru) Способ получения оксиэтилкрахмала
GB1009302A (en) Organic peroxides and a process for preparing them
ES8302632A1 (es) Un procedimiento para la preparacion de derivados de 9-carbamoil-9-aminoalquilfluoreno.
ES454342A1 (es) Procedimiento de construccion de muros isotermicos.
ES441404A1 (es) Un procedimiento de preparacion de acido 5-fluor-2-metil-1- (p-metilsulfinil-benciliden) indenil-3-acetico.
ES453990A1 (es) Procedimiento para la purificacion de acetonitrilo crudo.
ES470274A1 (es) Procedimiento de preparacion de nuevos derivados de benzo- (b)-tienopiridinas
ES459297A1 (es) Procedimiento para la preparacion de antraquinon-bis-amidi- nas.
JPS5297398A (en) Recovering process for chlorine from dissolubled mixture of oxidized gas
JPS5272884A (en) Preparation of coenzyme q
JPS52264A (en) Process for preparing novel isoxazole derivatives
GB1135038A (en) Fluorinated glycidyl ethers
JPS55141465A (en) Novel prostaglandin derivative
IT8019648A0 (it) Procedimento di produzione di etilene da gas di sintesi.
JPS5357995A (en) Gas laser tube
FR2374289A1 (fr) Composes comportant une chaine aliphatique insaturee et un groupe terminal vinyle dichlore ou trichlore, leur procede de preparation et leur application insecticide
IE41797L (en) Sulphur-containing hydroxy aliphatic compounds
GB1289918A (ru)
JPS51126395A (en) Removal of hydrogen fluoride from gas mixture by absoption on fluoride of alkali earth metals

Legal Events

Date Code Title Description
1K4A Payment of annual fees