Abstract:
The invention relates to a method for producing polymeric, ionic imidazolium compounds, characterized in that -an .alpha.-dicarbonyl compound, - an aldehyde, - at least one amino compound having at least two primary amino groups, - optionally an amino compound having only one primary amino group, and - a hydracid are reacted with each other, wherein optionally the carbonyl groups of the .alpha.-dicarbonyl compound and of the aldehyde can be present also as hemiacetals, acetals, hemiketals, or ketals.
Abstract:
PROCESS FOR PREPARING POLYMERIC, IONIC COMPOUNDS COMPRISING IMIDAZOLIUM GROUPS, WHEREIN AN α-DICARBONYL COMPOUND, AN ALDEHYDE, AT LEAST ONE AMINO COMPOUND HAVING AT LEAST TWO PRIMARY AMINO GROUPS, IF APPROPRIATE AN AMINO COMPOUND HAVING ONLY ONE PRIMARY AMINO GROUP AND A PROTIC ACID, WHERE THE CARBONYL GROUPS OF THE α-DICARBONYL COMPOUND AND OF THE ALDEHYDE MAY, IF APPROPRIATE, ALSO BE PRESENT AS HEMIACETAL, ACETAL OR HEMIKETAL OR KETAL, ARE REACTED WITH ONE ANOTHER.
Abstract:
Procedimiento para el aclarado de mezclas que contienen sales de imidazolio, caracterizado porque las mezclasse tratan con un agente oxidante.
Abstract:
Procedimiento para la producción de sales de la Fórmula I (B+)n x Aydonde B es un catión, que contiene un sistema anular heterocíclico con por lo menos un átomo de nitrógeno, A es un anión y n es un número entero de 1 a 3 x e y, en cada caso, representan un número entero de 1 a 3 y el producto de x e y es igual a n mediante reacción de sales de la Fórmula II (B+)n x C yen donde B y n, x e y tienen el significado antes indicado y C representa un compuesto diferente de A con uno ovarios grupos carboxilato (denominado para abreviar carboxilatos), con la sal amónica del anión A o con el ácido protónico del anión A en presencia de amoniaco.
Abstract:
The invention relates to a method for producing polymeric, ionic imidazolium compounds, characterized in that - an a-dicarbonyl compound, - an aldehyde, - at least one amino compound having at least two primary amino groups, - optionally an amino compound having only one primary amino group, and - a hydracid are reacted with each other, wherein optionally the carbonyl groups of the a-dicarbonyl compound and of the aldehyde can be present also as hemiacetals, acetals, hemiketals, or ketals.