Solvay Polyolefins Europe-Belgium (Societe Anonyme)
58Patents
0Active
58Granted
34Portfolio score
Filing activity: May 4, 1993 → Jun 10, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6144897A | Control method for processes of synthesis of chemical products | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6225421A | Process for the manufacture of a composition comprising ethylene polymers | Chemistry; Metallurgy | 47 | Expired |
| US5849852A | Support for catalysts, process for the manufacture of a precursor gel of a support for catalysts, catalyst for the polymerization of olefins and process for the polymerization of olefins by means of this catalyst | Performing Operations; Transporting | 41 | Expired |
| US5891976A | Catalyst system for the polymerization of olefins, process for this polymerization and polymers thus obtained | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5763349A | Solid precursor of a catalytic system for the polymerization of olefins, process for its preparation, catalytic system comprising this solid precursor and process for the polymerization of olefins in the presence of this catalytic system | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6201078A | Ethylene polymer and processes for obtaining it | Chemistry; Metallurgy | 17 | Expired |
| US7037977B2 | Polyethylene pipe resins and production thereof | Chemistry; Metallurgy | 15 | Expired |
| US5948547A | Composition based on statistical propylene copolymers, process for their manufacture and multilayer heat-sealable sheets containing them | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5817725A | Process for the preparation of a catalytic system, process for the (CO) polymerization of olefins and (CO) polymers of at least one olefin | Chemistry; Metallurgy | 14 | Expired |
| US6040348A | Composition based on propylene polymers for expanded granules, process for obtaining it and its use | Chemistry; Metallurgy | 14 | Expired |
| US6214948A | Catalytic system comprising a solid precursor and process for the polymerization of olefins | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6344522B1 | Process for the preparation of a composition containing ethylene polymers, composition containing ethylene polymers and use thereof | Chemistry; Metallurgy | 12 | Expired |
| US6355747B1 | Asymmetric silicon-bridged metallocenes useful as catalysts in the polymerization of &agr;-olefins, process for their preparation and use of said metallocenes for the polymerization of &agr;-olefins | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6221802A | Catalyst support and catalyst for the polymerization of .alpha.-olefins | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6586537B2 | Process for manufacturing an olefin polymer composition | Chemistry; Metallurgy | 10 | Expired |
| US6020437A | Propylene polymer and process for obtaining it | Chemistry; Metallurgy | 9 | Expired |
| US6900266B2 | Method of compounding a multimodal polyethylene composition | Chemistry; Metallurgy | 9 | Expired |
| US6135317A | Device for unloading a pressurized vessel | Performing Operations; Transporting | 8 | Expired |
| US5756613A | Catalyst support and catalyst for the polymerization of .alpha.-olefins; processes for obtaining them and polymerization of .alpha.-olefins in presence of the catalyst | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6359085B1 | Process for production of ethylene polymers | Chemistry; Metallurgy | 7 | Expired |
| US5780379A | Process for the stereospecific polymerization of alpha-olefins and catalyst system which can be employed for this polymerization | Chemistry; Metallurgy | 7 | Expired |
| US5969050A | Continuous process for grafting a polyolefin, the grafted polyolefins obtained by means of this process | Chemistry; Metallurgy | 7 | Expired |
| US6596823B2 | Process for manufacturing a polyolefin resin | Chemistry; Metallurgy | 6 | Expired |
| US5756587A | Propylene polymers and process for the production thereof | Chemistry; Metallurgy | 5 | Expired |
| US6159567A | Polypropylene block copolymers and containers made therefrom | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.