| Patent Number |
Title Of Patent |
Date Issued |
| 7084217 |
High activity polyethylene catalysts prepared with borates reagents |
August 1, 2006 |
| An improved supported Ziegler-Natta catalyst especially useful for olefin polymerisation, the catalyst including a carrier, an organomagnesium compound, a borate compound, and one transition metal compound. |
| 5272226 |
Phenolic resin alkoxylates |
December 21, 1993 |
| This invention relates to a process for the production of a polyoxyalkylene derivative of a phenolic resin, by reacting under base-catalyzed conditions the phenolic resin with the appropriate alkylene oxide(s) so that the polyoxyalkylation is carried out by: A) using a phenolic resin |
| 5213768 |
Fluidized bed apparatus and process for feeding gas to a fluidized bed apparatus |
May 25, 1993 |
| A fluidized bed apparatus (1) having a fluidization grid (2) below which is positioned a tuyere (5) for guiding fluidization gas to the fluidization grid (2). The tuyere (5) comprises a widening pipe the wider end (6) of which is positioned towards the fluidization grid (2) and has an ar |
| 5155184 |
Process and apparatus for controlling the manufacture of polymers |
October 13, 1992 |
| A process for the manufacture of a polymer having at least one property P with a desired value D, the process being controlled by periodically sampling the polymer produced, or being produced by the process, determining the value of the property P by applying a correlation relationsh |
| 4797487 |
Production of bicyclic guanidines from bis(aminoalkyl)amine |
January 10, 1989 |
| Bicyclic guanidines, useful as catalysts in a variety of chemical reactions, are produced by reacting a bis(aminoalkyl)amine at ambient or elevated temperature with a compound of the formula CX.sub.2 (I) or (R.sup.1)(R.sup.2)CX (II) wherein in the formulae (I) and (II) X is either ox |
