Intellectual Property India Publishes Patent Application for 'Process For The Preparation Of N,n'-Dialkyl-P-Phenylenediamine' Filed by Lanxess Deutschland Gmbh

MUMBAI, India, June 6 -- Intellectual Property India has published a patent application (202517048622 A) filed by Lanxess Deutschland Gmbh, Koln, Germany, on May 20, for 'process for the preparation of n,n'-dialkyl-p-phenylenediamine.'

Inventor(s) include Wiedemeier-Jarad, Melanie; Graf, Holger; Stucke, Nadja; Buhrle, Miriam; and Mindach, Olaf.

The application for the patent was published on June 6, under issue no. 23/2025.

According to the abstract released by the Intellectual Property India: "The present invention relates to a new process for preparing N,N dialkyl-p-phenylenediamine of the formula (I) and to the use of N,N-dicyclohexyl-p-phenylenediamine at a purity of greater than 95.0% by weight as an anti-ageing agent in rubber mixtures, vulcanized rubber products and molded bodies, in particular tires, obtainable therefrom."

The patent application was internationally filed on Oct. 27, 2023, under International application No.PCT/EP2023/080114.

Disclaimer: Curated by HT Syndication.