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Priority claimed from US09/080,619external-prioritypatent/US6300271B1/en
Priority claimed from US09/080,629external-prioritypatent/US6107230A/en
Application filed by Chevron Phillips Chemical Co LpfiledCriticalChevron Phillips Chemical Co Lp
Priority claimed from PCT/US1999/006373external-prioritypatent/WO1999060033A1/en
Publication of BRPI9917674B8publicationCriticalpatent/BRPI9917674B8/en
Transition And Organic Metals Composition Catalysts For Addition Polymerization
(AREA)
Abstract
processo para produzir uma composição de catalisador para polimerizar monomeros. esta invenção provê composições que são úteis para a polimerização de pelo menos um monômero compreendendo: 1) um composto de óxido sólido tratado produzido através do contato de pelo menos um óxido sólido com pelo menos uma fonte de ânion de retirada de elétron, 2) um composto de metaloceno do grupo iva, 3) um composto de organoalumínio.process for producing a catalyst composition for polymerizing monomers. This invention provides compositions which are useful for the polymerization of at least one monomer comprising: 1) a treated solid oxide compound produced by contacting at least one solid oxide with at least one electron withdrawing anion source, 2) a iva group metallocene compound, 3) an organoaluminium compound.
BRPI9917674A1998-05-181999-03-24
process for producing a catalyst composition for polymerizing monomers.
BRPI9917674B8
(en)
PROCESS TO PRODUCE A CATALYZING COMPOSITION, CATALYZING COMPOSITION AS IS PRODUCED, POLYMERIZATION PROCESS AND ARTICLE PREPARED WITH A POLYMER PRODUCED BY SUCH POLYMERIZATION PROCESS
Process for the superficial cross-linking of particles of superabsorbent polymers, cross-linked superabsorbent polymer on the surface, and the use thereof
cleaning or rinsing composition, biocidal aqueous cleaning composition, use of at least one copolymer, and process for improving the hydrophilicity of a hard surface.
Prepolymerized catalytic component for the olefin polymerization ch2 = chr, process for its preparation, catalyst and olefin polymerization process ch2 = chr
DIENO POLYMERS AND COPOLYMERS FINISHED WITH COMPOUNDS THAT HAVE NITROGEN ATOMS OF MULTIPLE LINKS AND PARTIALLY RETICULATED WITH POLYFUNCTIONAL REAGENTS.
Processes for the homopolymerization of vinilaromatic monomers or the copolymerization of vinilaromatic monomers and dienes, composition of initiator, and process for the preparation thereof.