RO91055B1 - Procedeu de obtinere a schimbatorilor de anioni slab bazici - Google Patents

Procedeu de obtinere a schimbatorilor de anioni slab bazici

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Publication number
RO91055B1
RO91055B1 RO116596A RO11659684A RO91055B1 RO 91055 B1 RO91055 B1 RO 91055B1 RO 116596 A RO116596 A RO 116596A RO 11659684 A RO11659684 A RO 11659684A RO 91055 B1 RO91055 B1 RO 91055B1
Authority
RO
Romania
Prior art keywords
anion exchangers
basic anion
slightly basic
capacity
preparing slightly
Prior art date
Application number
RO116596A
Other languages
English (en)
Other versions
RO91055A2 (ro
Inventor
Ecaterina Stela Dragan
Elena Doina Csergo
Adrian Carpov
Demetra Dragan
Original Assignee
Institutul De Chimie Macromoleculara "Petru Poni"
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 Chimie Macromoleculara "Petru Poni" filed Critical Institutul De Chimie Macromoleculara "Petru Poni"
Priority to RO116596A priority Critical patent/RO91055B1/ro
Publication of RO91055A2 publication Critical patent/RO91055A2/ro
Publication of RO91055B1 publication Critical patent/RO91055B1/ro

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Abstract

Inventia de fata se refera la un procedeu de obtinerea schimbatorilor de anioni slab bazici macroporosi cu grupe de amina tertiala obtinuti din copolimeri stiren-divinilbenzen. Ca diluant pentru crearea porozitatii se utilizeaza alcool 2-etil-hexidric. Introducerea gruparilor functionale se realizeaza prin clometilarea cu monoclordimetileter în prezenta clorurii de zinc drept catalizator, urmata de aminarea cu dimetilamina. Schimbatorii de anioni obtinuti, conform procedeului, prezinta capacitatii de schimb utile foarte apropiate de cele totale si o capacitate ridicata de retinere a substantelor organice.
RO116596A 1984-12-10 1984-12-10 Procedeu de obtinere a schimbatorilor de anioni slab bazici RO91055B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO116596A RO91055B1 (ro) 1984-12-10 1984-12-10 Procedeu de obtinere a schimbatorilor de anioni slab bazici

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO116596A RO91055B1 (ro) 1984-12-10 1984-12-10 Procedeu de obtinere a schimbatorilor de anioni slab bazici

Publications (2)

Publication Number Publication Date
RO91055A2 RO91055A2 (ro) 1987-02-27
RO91055B1 true RO91055B1 (ro) 1987-02-28

Family

ID=20115991

Family Applications (1)

Application Number Title Priority Date Filing Date
RO116596A RO91055B1 (ro) 1984-12-10 1984-12-10 Procedeu de obtinere a schimbatorilor de anioni slab bazici

Country Status (1)

Country Link
RO (1) RO91055B1 (ro)

Also Published As

Publication number Publication date
RO91055A2 (ro) 1987-02-27

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