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

Similar Documents

Publication Publication Date Title
NL171020B (nl) Werkwijze om zure gassen af te scheiden uit een stoom bevattend gasmengsel.
ES476504A1 (es) Un procedimiento para la preparacion de vincadiformina
ES8406467A1 (es) "procedimiento para preparar nuevos benzo b tiofenos".
YU86988A (en) Process for obtaining new beta-d-phenyl-thioxylozides
IT7823253A0 (it) Procedimento per la produzione di gas di sintesi.
IT7830678A0 (it) Procedimento perfezionato per laproduzione di gas di sintesi.
DK556680A (da) Fremgangsmaade til fremstilling af ethylenglycol ud fra syntesegas
ES455576A1 (es) Procedimiento de fabricacion de productos en acero por via solida.
IT7921114A0 (it) Procedimento di separazione di almeno un gas da una miscela gassosa.
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.
ES459297A1 (es) Procedimiento para la preparacion de antraquinon-bis-amidi- nas.
ES471879A1 (es) Un procedimiento para la preparacion de una benzoilurea
ES457744A1 (es) Un metodo para preparar compuestos de fluoruro de carbama- to-carbamoilo.
IL59768A (en) Prostaglandin derivatives of the 6-keto-pge1 series,process for their preparation and pharmaceutical compositions containing them
IT8019648A0 (it) Procedimento di produzione di etilene da gas di sintesi.
JPS51146389A (en) Process for production of silver nitrate
JPS51120693A (en) Fablication method for photoconductive single-crystal
ES441166A1 (es) Un procedimiento de preparacion de un nuevo compuesto hidro-xi-tioalcano simetrico.
JPS5357995A (en) Gas laser tube
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