Joachim Wulff-Döring

Catalytic solid supported on calcined hydrotalcite for olefinic polymerisation

Loop reactor with varying diameter for olefin polymerization

Catalyst system for carrying out olefin polymerization comprising a calcined hydro-talcite serving as a supporting material

Catalyst comprising chromium and zirconium for the polymerization and/or copolymerization of olefins

Preparation of supported catalysts for polymerization

Process for preparing a chromium-based catalyst for the polymerization and/or copolymerization of olefins

Catalyst solid comprising pyrogenic silica for olefin polymerization

Method for production of a solid catalyst for olefin polymerization

Preparation of supported catalyst to polymerize and/or copolymerize of olefins for, e.g. fibers, involves contacting homogeneous solution having chromium compound and other elements with inorganic support, and calcining catalyst precursor

Catalyseur comprenant du chrome et du zinc pour la polymérisation et/ou la copolymérisation d'oléfines