Lanxess Deutschland Gmbh

Igor Leonidowitsch Ryshakow

Heinz Pudleiner

Richard Kopp

Edgar Leitz

Detlev Joachimi

Klaus Zander

Jürgen Kirsch

Klaus Mader

Alexander Iwanovitsch Korschunow

Hardy Jüngermann

Konstantin Awtonomowitsch Kapitanow

Gennadij Grigorjewitsch Sawkin

Burkhard Werden

Wladimir Michajlowitsch Nikitin

Peter-Alexander Gottschalk

Jelena Saweljewna Nasarowa

The present invention provides a mixture containing a) at least 26 wt. % of gadolinium and b) one or more elements, alloys and/or compounds from the group consisting of barium, indium, tin, lanthanum, molybdenum, niobium, tantalum, zirconium and tungsten, a process for the preparation of this mixture, use of the mixture as radiation protection, use of the mixture to prepare polymeric radiation protection substances, a process for preparing radiation screening rubbers, thermoplastic materials and polyurethanes, a process for preparing products from the polymeric radiation protection substances and products made from these polymeric radiation protection substances.

Lead-free mixture as a radiation protection additive

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Sarov, Russia

Igor Leonidowitsch Ryshakow