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Priority to MX9200138ApriorityCriticalpatent/MX9200138A/en
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Esta invención describe un proceso para aumentar la viscosidad relativa de una poliamida, el proceso incluye calentar la poliamida en presencia de una base y un catalizador, siendo el catalizador al menos un compuesto de fórmula.This invention describes a process for increasing the relative viscosity of a polyamide, the process includes heating the polyamide in the presence of a base and a catalyst, the catalyst being at least one compound of the formula.
MX9200138A1992-01-141992-01-14
PROCESS TO INCREASE THE RELATIVE VISCOSITY OF POLYAMIDES
MX9200138A
(en)
Use of lactams, aminocarboxylic acids or their mixtures, process for producing polyamide by reacting at least one aminonitrile with water, and polyamide