Lanxess Deutschland Gmbh

Duilio Rossoni

Reinhold M Klipper

Michael Schelhaas

The present application relates to novel gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) as functional group, where or derivatives thereof or &#x2014;C&#x2550;S(NH),

Picolylamine resins

The present application relates to novel monodisperse, gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) as functional group, whereRis an optionally substituted radical from the group consisting of picolyl, methylquinoline and methylpiperidine, Ris a radical &#x2014;(CH)&#x2014;COOR, Ris a radical from the group consisting of H, Na and K, m is an integer from 1 to 4, n and p are each, independently of one another, a number in the range from 0.1 to 1.9 and the sum of n and p is 2, q is an integer from 1 to 5 and M is the polymer matrix, a process for preparing them and their uses, in particular the use in hydrometallurgy and electroplating.

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Langenfeld, Germany

Duilio Rossoni