Ultra high efficiency catalyst for polymerizing olefins
Ultra high zeolite content FCC catalysts and method for making s
Ultra-fine gold particle-immobilized alkaline earth metal compou
Ultradispersed catalyst compositions and methods of preparation
Ultrafine metal particle carrying photocatalyst, highly function
Ultrasound method of reactivating deactivated hydrogenation cata
Ultrastable porous aluminosilicate structures
Ultraviolet and visible-light-sensitive titania-based...
Unbridged monocyclopentadienyl metal complex catalyst and a proc
Unbridged monocyclopentadienyl metal complex catalyst and a proc
Unbridged monocyclopentadienyl metal complex catalyst and a proc
Uniformly plated microsphere catalyst
Uniformly, highly dispersed metal catalyst and process for...
Unsaturated nitrogenous compounds as electron donors for use...
Unsaturated polyesters prepared from a dicarboxylic acid and dib
Upflow drying of regenerated ethylene oxide catalysts
Upgrading of spent butane isomerization catalyst to pentane isom
Upgrading synthesis gas catalyst
Urea rejuvenation of catalysts
Urea-superacid salts and their use as a curing catalyst of epoxy