RO84742B1 - Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina - Google Patents

Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina

Info

Publication number
RO84742B1
RO84742B1 RO107050A RO10705082A RO84742B1 RO 84742 B1 RO84742 B1 RO 84742B1 RO 107050 A RO107050 A RO 107050A RO 10705082 A RO10705082 A RO 10705082A RO 84742 B1 RO84742 B1 RO 84742B1
Authority
RO
Romania
Prior art keywords
amylopectin
ion exchangers
basic
preparing
acid ion
Prior art date
Application number
RO107050A
Other languages
English (en)
Other versions
RO84742A2 (ro
Inventor
Mihai Serban
Daniela Banateanu
Original Assignee
Institutul De Stiinte Biologice
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 Institutul De Stiinte Biologice filed Critical Institutul De Stiinte Biologice
Priority to RO107050A priority Critical patent/RO84742B1/ro
Publication of RO84742A2 publication Critical patent/RO84742A2/ro
Publication of RO84742B1 publication Critical patent/RO84742B1/ro

Links

Landscapes

  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

Inventia se refera la un procedeu pentru obtinerea unor schimbatori de ioni acizi si bazici derivati de la amilopectina în care amilopaectina reticulata cu epiclorhidrina se trateaza fie cu acid monocloracetic fie cu 1-clor-2-dietilaminoacetic fie 1-clor-2-dimetilaminoetan în raport de pana la 20 : 1 în greutate în mediu alcalin si la temperatura de 40....84 degree degree C pentru obtinerea de carboximetil amilopectinasi respectiv dietilaminoetil amilopectina.
RO107050A 1982-03-26 1982-03-26 Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina RO84742B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO107050A RO84742B1 (ro) 1982-03-26 1982-03-26 Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO107050A RO84742B1 (ro) 1982-03-26 1982-03-26 Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina

Publications (2)

Publication Number Publication Date
RO84742A2 RO84742A2 (ro) 1984-07-17
RO84742B1 true RO84742B1 (ro) 1984-09-30

Family

ID=20111303

Family Applications (1)

Application Number Title Priority Date Filing Date
RO107050A RO84742B1 (ro) 1982-03-26 1982-03-26 Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina

Country Status (1)

Country Link
RO (1) RO84742B1 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5851959A (en) * 1997-01-03 1998-12-22 Chemstar Products Company High temperature stable modified starch polymers and well drilling fluids employing same

Also Published As

Publication number Publication date
RO84742A2 (ro) 1984-07-17

Similar Documents

Publication Publication Date Title
BG37528A3 (bg) Метод за получаване на 4- аминофенил-амониев-тридецил- фосфонат
RO88317B (ro) Procedeu pentru obtinerea unor derivati de alcani
RO81114B (ro) Procedeu de preparare a unor 4-desacetilvincalencoblastin-c3-carboxihidracide
BE821777A (fr) Procede de preparation de citrates de metal alcalin ou d'ammonium
RO76562A (fr) Procede pour la preparation des 3-imidazolilbenzo-1,2,4-triazine-1-oxydes
BG38489A3 (en) Method for preparing oxazophosphorine- 6, 4- thiolcalsulphonic acids and their neutral salts
RO84742B1 (ro) Procedeu de obtinere a unor schimbatori de ioni acizi si bazici derivati de la amilopectina
BR8505582A (pt) Processo para a preparacao de benzotiazolsulfenamidas
BE874256A (fr) Procede de traitement thermique d'alliages, fer-nickel-chrome
KR830006324A (ko) 루틴 데카 또는 노나(수소-황산염)나트륨염의 제조방법
BE813191A (fr) Sels d'ortho- et de meta-alcoxycarbonyl-benzyltrialkylphosphonium et leur utilisation comme agents reglant la croissance des plantes
BE805781A (fr) Procede de recueil de l'acide fluorhydrique avec elimination des impuretes soufrees
BG60069B2 (bg) Метод за получаване на разтвор на целулоза в n-метилморфолин-n-оксид и вода
KR830002844A (ko) 신규 타마린드/크산탄 검 혼합물의 제조 방법
BE762804A (fr) Procede de preparation de derives de l'alkyl-1 naphtyridine (-1,8)
FR2291197A1 (fr) Procede pour la purification d'acide cyanurique
BE832830A (fr) Procede de preparation d'hydroxy-3 triazoles-1,2,4,
EP0264713A3 (de) Verfahren und Anlage zum Gewinnen von Süsswasser aus salzhaltigem Rohwasser
PT80832A (fr) Procede de preparation des nouvelles (amino-1-alkylidemyl)-2-indanediones-1,3 substitues
SU548224A1 (ru) Отделитель крупных включений навоза
SU429828A1 (ro)
RO85859B1 (ro) Procedeu de preparare a polizaharidelor reticulate cu grupari functionale
ES8603142A1 (es) Antihemorroides
GB1493790A (en) Process for the preparation of 2,4-dinitroaniline
SU333182A1 (ru) Способ очистки нефтяных остатков