Patents for C08F 4 - Polymerisation catalysts (50,749)
01/1994
01/05/1994CN1023405C Catalyst components for polymerization catalysis of alpha-olefines and method for their production
01/04/1994US5276261 From colloidal dispersion; dispersant; radical-forming initiator; 1,1,1,2-tetrafluoroethane
01/04/1994US5276238 Catalytic polymerization with group IVA metal cyclopentadienyl compounds and boron anions
01/04/1994US5276220 Actinide catalyzed chain growth process
01/04/1994US5276208 Catalysts for polymerization of olefins
01/04/1994US5276119 Metathesis ring opening polymerization
01/04/1994US5276118 Diaryl carbinol metathesis catalysts for ring-opening polymerization of cyclic olefins
01/04/1994US5276117 Process for producing styrene-based polymers and catalysts for use therein
01/04/1994US5276116 Blend of olefin-divinylbenzene copolymer with vinyl siloxane copolymer with a catalyst
01/04/1994US5276114 Olefin polymerization catalyst and polymerization process
01/04/1994US5276068 Dental resin materials
01/04/1994US5275993 Particle size of polymer; stereoregularity
01/04/1994US5275992 Olefin polymerization
01/04/1994US5275991 Supported high activity polyolefin catalyst component with regular distribution of magnesium values provided utilizing a controlled drying protocol
12/1993
12/31/1993CA2098664A1 Polypropylene random copolymer and film thereof
12/29/1993EP0576413A1 Electron donors for improved olefin polymerization
12/29/1993EP0576412A1 Electron donors for improved olefin polymerization
12/29/1993EP0576411A1 An improved catalyst system for the polymerization of olefins
12/29/1993EP0576213A2 Process for polymerizing olefins
12/29/1993EP0575875A2 Catalysts for the polymerization of olefins
12/29/1993EP0575866A2 Olefin polymerization, catalyst, and precursor therefor
12/29/1993EP0575855A1 Process of recycling scrap polymers
12/29/1993EP0575840A1 Process for the production of a catalyst system for the (co)polymerization of ethylene into ultrahighmolecular weight ethylene polymers
12/29/1993EP0323454B1 High pressure, high temperature polymerization of olefins
12/29/1993CN1079968A Crystalline polymers of propylene having improved processability in the molten state and process for their preparation
12/28/1993US5274148 Dialky alkoxy phenyl sulfonium salt cationic initiators
12/28/1993US5274106 Amino-substituted aryllithium compounds as anionic polymerization initiators
12/28/1993CA1325629C Catalyst for polmerizing an olefin and process for polymerizing an olefin by using such catalyst
12/23/1993WO1993025591A1 Process for preparing an ethylenic polymer
12/23/1993WO1993025590A1 High temperature polymerization process using ionic catalysts to produce polyolefins
12/23/1993WO1993025589A1 Titanium magnesium catalyst precursors for the polymerization of olefins
12/23/1993WO1993025586A1 Supported catalyst for 1-olefin(s) (co)polymerization
12/23/1993CA2137777A1 Process for preparing an ethylenic copolymer
12/22/1993EP0575118A2 Process for producing polyethylenes
12/22/1993EP0574854A2 Actinide catalyzed chain growth process
12/22/1993EP0574821A2 Process and apparatus for the gas-phase polymerization of olefins
12/22/1993EP0574794A1 Organic transition metal compound having a pi-bonding heterocyclic ligand and method of polymerizing olefins by using the same
12/22/1993EP0574665A1 Process for producing pearl-shaped expandable styrenic polymers
12/22/1993EP0574597A1 Process for the preparation of bridged, chiral metallocene catalysts of the bisindenyl type
12/22/1993EP0574561A1 Improved catalyst composition
12/22/1993EP0454798B1 Process for the production of liquid lubricants from alpha-olefin and styrene copolymers
12/21/1993US5272236 Elastic substantially linear olefin polymers
12/21/1993US5272233 Platinum-based catalysts for the polymerization of vinyl ether monomers and polymers
12/21/1993US5272230 Acrylic resin composition
12/21/1993US5272229 Process for producing a styrene polymer having high degree of syndiotactic configuration
12/21/1993US5272228 Preparation of (co)polymers soluble in their (co)monomer compositions
12/21/1993US5272203 High performance tire treads and tires
12/21/1993US5272124 Ethylene polymerization catalyst comprising a nickel compound and an aromatic carboxylic acid compound
12/19/1993CA2098763A1 Catalysts for the polymerization of olefins
12/19/1993CA2098762A1 Process and apparatus for the gas-phase polymerization of olefins
12/15/1993EP0574370A1 Metallocene catalyst component with good catalyst efficiency after aging
12/15/1993EP0574258A2 Process for producing alpha-olefin polymers
12/15/1993EP0574153A1 Process for preparing ultra-high molecular weight polyethylene
12/15/1993EP0574067A1 Process for the preparation of a catalytic solid, catalytic solid and process for the (co)polymerization of olefins with such a catalytic solid
12/15/1993EP0573862A2 Crystalline polymers of propylene having improved processability in the molten state and process for their preparation
12/15/1993EP0573805A1 Photopolymerizable mixture and printing material made thereof
12/15/1993EP0573633A1 Procatalyst composition for homo- and copolymerization of alpha olefins, its preparation and its use.
12/15/1993CN1079478A Catalyst for copolymerization of thene and alpha-alkene and process for preparing these copolyalkenamer by the catalyst
12/15/1993CN1079477A Ethylene/alpha olefine copolymerization compound carrier catalyst and its preparation method
12/14/1993US5270411 Process for making an aliphatic polyester by copolymerizing a cyclic ketene acetal and an olefin and the polyester product thereof
12/14/1993US5270407 Process for preparing an ethylene-based copolymer
12/14/1993US5270276 Organomagnesium, aluminum, and selectivity control agent
12/14/1993US5270275 Magnesium, halogen and titanium
12/14/1993US5270271 Initiator suspensions, their preparation and use
12/14/1993CA2098258A1 Process for the preparation of bridged, chiral metallocene catalysts of the bisindenyl type
12/14/1993CA2098240A1 Process for the production of expandable styrene polymers in bead form
12/10/1993CA2097890A1 Process for the preparation of a catalytic solid, this catalytic solid and process for olefins (co)polymerisation by this catalytic solid
12/09/1993WO1993024542A1 Process for the preparation of a catalyst
12/09/1993WO1993024541A1 Process for producing polyolefin
12/09/1993WO1993024539A1 Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
12/09/1993WO1993024536A1 Catalyst systems for polymerising c2- to c10alk-1-enes
12/09/1993WO1993024533A1 Polymerization of alpha-olefins
12/09/1993WO1993024214A1 Catalyst supports, supported catalysts methods of making the same and methods of using the same
12/09/1993DE4316049A1 Prepn. of copolymers of propylene@] and hex-1-ene - by gas phase copolymerisation at 10-50 bar and 50-100 deg. C in presence of a Ziegler-Natta catalyst
12/09/1993DE4218201A1 Katalysatorsysteme zur Polymerisation von C¶2¶-bis C¶1¶¶0¶-Alk-1-enen Catalyst systems for the polymerization of C¶2¶-bis C¶1¶¶0¶-alk-1-enes
12/09/1993CA2113806A1 Method for the preparation of polyolefin
12/08/1993EP0573403A2 Cationic metallocene catalysts based on triphenylcarbenium aluminum
12/08/1993EP0573120A1 Process for producing a catalyst system, process for the (co)polymerization of olefins and (co)polymers of at least one olefin
12/08/1993EP0572990A2 Method for preparing ethylene copolymer
12/08/1993EP0572957A2 Process for producing powdery anionic surfactant
12/08/1993EP0572647A1 Method and catalyst for the (co)polymerization of alpha-olefins, method for the preparation of such catalyst.
12/08/1993EP0572462A1 Hp catalyst killer.
12/08/1993EP0496740B1 Polyolefin catalysts and method of preparing an olefin polymer
12/08/1993CN1022989C Oligomerization catalyst for producing alpha-olefins
12/07/1993US5268495 Reating an epoxide with alkali(earth) metal salt of malonic ester; decarboxylating into lactone; rearrangement; reacting with an organometallic compound
12/07/1993US5268439 Tin containing elastomers and products having reduced hysteresis properties
12/07/1993US5268437 High temperature aqueous polymerization process
12/07/1993US5268436 Radically polymerizable multi-component mixtures and their use (I)
12/07/1993US5268413 Elastomers and products having reduced hysteresis
12/07/1993CA1325020C Olefinic oligomers having lubricating properties and process of making such oligomers
12/07/1993CA1325005C Process for producing styrene-based polymers and catalyst for use therein
12/07/1993CA1325004C Solid catalyst component for olefin copolymerization and process for olefin copolymerization using said solid catalyst component
12/07/1993CA1325003C Ziegler-natta catalyst and a process for its preparation
12/01/1993EP0572034A2 Ethylenic copolymer and ethylenic copolymer composition
12/01/1993EP0572003A2 Process for producing an ethylenic polymer composition
12/01/1993EP0571987A2 Process for producing an ethylenic polymer composition
12/01/1993EP0571945A2 Catalyst for copolymerizing ethylene with alpha-olefin and process for producing ethylene-alpha-olefin copolymer using the catalyst
12/01/1993EP0571882A2 Process for the preparation of polyolefin waxes
12/01/1993EP0571826A2 Continuous process for the production of ethylene homopolymers and copolymers in gas fluidized bed
12/01/1993EP0571579A1 Method of production of polymers and copolymers of cycloalkene of norbornene type