Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
03/1989
03/21/1989US4814405 Telechelic polymers made from sterically hindered binifers
03/21/1989US4814377 Process for incorporating high molecular weight olefin based copolymers into a polymer matrix
03/21/1989US4814314 Coordination catalyst
03/21/1989US4814313 Coordination catalysts
03/21/1989US4814312 Method for production of catalyst component for olefin polymerization
03/21/1989US4814311 Coordination catalysts
03/21/1989US4814309 Catalysts for polymerizing olefines and method for the preparation thereof
03/21/1989US4814308 Preparation of homopolymers and copolymers of ethene by Phillips catalysis
03/15/1989EP0306991A2 A method for making 1-alkene/excess maleic anhydride polymers
03/15/1989EP0306939A1 Solid catalyst component for olefin copolymerization and process for olefin copolymerization using said solid catalyst component
03/15/1989EP0306867A1 Process for preparing propylene homo- and copolymers with a Ziegler-Natta catalytic system
03/14/1989US4812432 Ethylene polymerization catalyst
03/09/1989WO1989001951A2 Highly amorphous olefin terpolymer
03/08/1989EP0306057A2 Process for incorporating high molecular weight olefin based copolymers into a polymer matrix
03/07/1989US4810761 Vanadium trihalide-lewis base reaction product
03/01/1989EP0304900A2 Strained ring cycloolefin polymer catalyst stream and process for making polymer
02/1989
02/28/1989US4808664 Moisture curable polyisobutylenes
02/28/1989US4808561 Supported polymerization catalyst
02/28/1989US4808387 Adding acyl halide
02/23/1989WO1989001497A1 Catalyst composition
02/23/1989WO1989001496A1 Process for the gas phase polymerisation of olefin monomers
02/22/1989EP0303704A1 Process for polymerizing alpha-olefin
02/22/1989CN1031212A Method for crystallizing magnesium chloride and method for using in a catalyst composition
02/21/1989US4806696 Process for stable preparation of alkoxymagnesium compounds
02/21/1989US4806513 Silicon and fluorine-treated alumina containing a chromium catalyst and method of producing same
02/21/1989US4806433 Organotitanium, aluminum, magnesium components for coordination catalysts; ether, ester treatment
02/15/1989EP0303519A1 Polymerization of ethylene
02/15/1989EP0303057A2 Continous process and system for producing polymers maleic anhydride & certain alpha-olefins
02/14/1989US4804798 Process for the polymerization of alpha-olefins or of their mixtures with minor amounts of ethylene, by means of catalysts comprising solid components or precursors and such components, in the form of microspheroidal particles
02/14/1989US4804726 Using coordination catalysts comprising compounds of magnesium, titanium, aluminum and silicon
02/14/1989US4804725 Reduction of the emission of hydrocarbons in pressure-reduction processes in high pressure polymerization reactors
02/14/1989US4804648 Alkoxy magnesium compound and titanium halide
02/14/1989CA1249983A1 HIGH PRESSURE RECIPROCATING MOTION COMPRESSOR AND USE THEREOF FOR THE POLYMERIZATION OF ETHYLENE AND .alpha.-OLEFINS
02/09/1989WO1989001001A1 Lower alkene polymers
02/09/1989DE3823934A1 Process for producing an ethylene polymerisation catalyst and ethylene polymerisation process
02/08/1989EP0302424A1 Process for preparing 1-olefinpolymers
02/08/1989EP0302242A1 Process for preparing a polyolefin with a large molecular weight distribution
02/08/1989CN1030918A Process for gas phase polymerisation of olefins in fluidised bed reactor
02/08/1989CN1030907A Lower alkene polymers
02/07/1989US4803259 Improved color of polymer
02/07/1989US4803253 Ethylene polymer produced using a catalyst comprising a phosphate and with a bis-(cyclopentadienyl)chromium(II) compound
02/07/1989US4803251 Neutralization of electrostatic charges
02/01/1989EP0301894A2 Catalysts for preparing saturated elastomeric olefinic copolymers and terpolymers
02/01/1989EP0301872A1 Process for gas phase polymerisation of olefins in a fluidised bed reactor
01/1989
01/31/1989US4801666 Olefin and cycloalkene polymerization with organolanthanide catalysts
01/31/1989US4801650 Process for producing 4-methylpentene-1 copolymer and resin composition containing the same
01/31/1989US4801572 Modified with group 2a oxide
01/31/1989CA1249695A1 Terpolymers of chlorotrifluoroethylene, or tetrafluoroethylene, ethylene and perfluoroisoalkoxy perfluoroalkyl ethylenes
01/31/1989CA1249574A1 Ethylene polymerization catalyst
01/31/1989CA1249569A1 Catalyst component for polymerization of olefins
01/31/1989CA1249568A1 Polymerization catalyst, production and use
01/26/1989WO1989000584A1 Propylene polymerization catalyst and method
01/25/1989EP0300638A2 A process for preparing highly crystalline Poly-1-butene and the catalyst used in the process
01/25/1989CN1030592A Film for stretch packaging
01/18/1989EP0299712A2 Catalyst for olefin polymerization
01/18/1989EP0299494A2 Butene-1 copolymer composition
01/18/1989EP0299391A1 Process for production of styrene-based polymers
01/17/1989CA1248935A1 Process for polymerization of olefins
01/17/1989CA1248932A1 Catalyst component for polymerization of olefins
01/11/1989EP0298700A2 Film for stretch packaging
01/11/1989EP0298432A2 Process for the manufacture of polyethylene
01/10/1989CA1248694A1 Process for producing poly-1-butene
01/10/1989CA1248692A1 POLYMERISATION IN SEVERAL STAGES OF .alpha.-OLEFINS IN THE GAS PHASE
01/10/1989CA1248542A1 Intermetallic compounds and catalytic use thereof
01/10/1989CA1248541A1 Intermetallic compound
01/10/1989CA1248511A1 Catalyst component for polymerization of olefins
01/10/1989CA1248510A1 Polymerization catalyst, production and use
01/10/1989CA1248509A1 Polymerization catalyst, production and use
01/04/1989EP0297824A2 Method for crystallizing magnesium chloride for use in a catalyst composition
01/04/1989EP0297794A1 Fluidized bed apparatus and process for feeding gas to a fluidized bed apparatus
01/04/1989EP0297163A1 A solid catalyst component for the polymerization of olefins and an olefin polymerization catalyst
01/04/1989CN1030084A Process for treating catalytic composites on carrier of porous metal oxides for olefinic polymerization in gaseous state and uses in olefinic polymeization thereof
01/04/1989CN1030082A Catalyst for producing atactic polyproylene and procedure for preparing such catalyst
01/03/1989US4795854 Separating effluent from a polymerization reactor, i.e. gaseous ethylene and liquid polyethylene
01/03/1989CA1248081A1 Magnesium halide catalyst support and transition metal catalyst prepared thereon
12/1988
12/28/1988EP0297076A2 Hydrocarbon soluble and insoluble organo magnesium chloride complexes, processes and uses
12/28/1988EP0296561A2 Catalyst and polymerization of olefins
12/28/1988CN88101337A Process for preparing fine grain aluminoxane
12/27/1988US4794151 Bleeding to control concentration of monomer in cycle stream
12/27/1988US4794096 Hafnium metallocene catalyst for the polymerization of olefins
12/21/1988EP0296021A1 Process for treating catalytic components on porous metaloxide supports for gasphase polymerization of defins and use of the catalyst so obtained in polymerization of olefins
12/21/1988EP0295312A1 Solid catalyst for olefin polymerization and process for its preparation
12/21/1988CN88104093A Process for producing stereoregular polymers having narrow molecular weight distribution
12/20/1988US4792592 Maintaining static electric charge in reaction mass
12/20/1988US4792588 Ultra high molecular weight and low to high molecular weight; melt moldability
12/20/1988CA1247297A1 Process for the polymerization of ethylene or mixtures of ethylene with other 1-olefines
12/14/1988EP0295076A1 Polyolefins incorporating functional groups, masked functional group-containing monomers, reaction mixtures, and methods for preparing same
12/14/1988EP0294942A1 Solid catalyst for polymerizing an olefin
12/14/1988EP0294767A1 Process for producing polybutene-1
12/14/1988CN88103902A Solid catalyst for polymerizing olefin
12/13/1988US4791180 New polymerization catalyst
12/13/1988US4791089 Zirconia-titania-silica tergels and their use as catalyst supports
12/13/1988US4791086 Lanthanide-containing coordination catalyst
12/13/1988CA1246536A1 Catalyst components and catalysts for the polymerization of olefins
12/13/1988CA1246531A1 Magnesium carboxylate supports
12/07/1988EP0294168A1 Method for producing an ethylene-based polymer
12/07/1988EP0293815A1 Process for preparing a 1-olefin polymer
12/07/1988CN88103215A Catalyst for polymerizing olefin and process for polymerizing olefin by using such catalyst
12/06/1988CA1246300A1 Catalyst injection for ziegler polymerization
12/01/1988WO1988009348A1 Catalyst for producing atactic polypropylene, and procedure for preparing such catalyst