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WO/2024/068382A1 |
A catalyst component for the polymerization of olefins comprising Ti, Mg and an internal donor selected from 1,3-diethers said solid catalyst component, being characterized by an average particle size D50 ranging from 55 to 80 µm and by...
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WO/2024/062315A1 |
The present invention provides an ethylene copolymer composition, which comprises at least two ethylene copolymers and which is suitable for use in a film layer. The invention also relates to film layers and to multilayer film structures...
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WO/2024/061002A1 |
A N-heterocyclic boryloxy metal complex and a preparation method therefor and use thereof, and a copolymerization reaction of ethylene and norbornene. The N-heterocyclic boryloxy metal complex has a structure represented by formula (I), ...
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WO/2024/064584A1 |
The present invention relates to a composition comprising a) an aqueous dispersion of styrenic copolymer particles having a z-average particle size in the range of from 50 to 500 nm; and b) a C4-C10-alkyl hydroperoxide having a concentra...
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WO/2024/059737A2 |
The present disclosure relates to cyclic poly alpha-olefin (PAO) materials prepared from alpha-olefins, and processes for making them.
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WO/2024/051442A1 |
The present application provides a main catalyst for preparing poly(4-methyl-1-pentene) and a use of the main catalyst. The main catalyst for preparing poly(4-methyl-1-pentene) of the present application has a structure represented by fo...
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WO/2024/050368A1 |
Embodiments of this disclosure are directed to catalyst systems comprising a metal–ligand complex according to formula (I):
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WO/2024/050360A1 |
This disclosure is directed to processes of polymerizing olefin monomers to produce polyolefin. The processes include reacting ethylene and optionally one or more olefin monomers in one or multiple reactors in the presence of a catalyst ...
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WO/2024/050367A1 |
A process of polymerizing olefin monomers to produce polyolefin, the process comprising reacting ethylene and optionally one or more olefin monomers in one reactor or multiple reactors in the presence of a catalyst system; the catalyst c...
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WO/2024/045032A1 |
A unimodal linear low-density ethylene/1-butene copolymer made by copolymerizing ethylene and 1-butene using a bridged bis (tetrahydroindenyl) zirconocene catalyst. A post-reactor blend comprising the unimodal linear low-density ethylene...
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WO/2024/041957A1 |
The present invention relates to a polymer composition suitable for manufacturing a film comprising the following components: a) 99.0 to 99.9999 wt.-% based on the total weight of the polymer composition of a metallocene-catalysed hetero...
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WO/2024/042070A1 |
An alpha-nucleated monophasic propylene terpolymer composition (PC) having an ethylene content in the range from 0.75 to 4.0 mol-%, a 1-butene content in the range from 2.0 to 7.5 mol-%, an MFR2 in the range from 1.0 to 35 g/10 min, a me...
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WO/2024/042544A1 |
The present disclosure discloses a nickel catalyst of formula (I). The present disclosure also discloses a process of hydrogenation-dehydrogenation coupling catalyzed by catalyst of formula (I). Further, the present disclosure also discl...
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WO/2024/043542A1 |
The present invention relates to a catalyst composition for cyclic olefin polymerization, and a method for preparing a cyclic olefin-based oligomer or a cyclic olefin-based polymer by using same, and, more specifically, to: a catalyst co...
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WO/2024/039223A1 |
The present invention provides: a polyethylene which has excellent compatibility with recycled polyethylene and can exhibit improved mechanical properties; and a method for preparing same.
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WO/2024/038035A2 |
A polymer of structure (A) with two end group R3p and R4p, and a polymer chain (R) which has either repeat units of structures (Ip) or (IIp). R3p, is either a C-1 to C-8 alkyl, a moiety of structure (IIIp), or a moiety of structure (IIIp...
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WO/2024/036052A1 |
Di-aryl silane bridged metallocene catalysts, methods for making and propylene (co)polymers made therefrom. The resulting silane bridged metallocene catalysts are very active in polymerization of olefins, especially ethylene and propylen...
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WO/2024/030621A1 |
Embodiments of the present disclosure are directed towards symmetrical zirconium metallocenes having isobutyl cyclopentadienyl ligands, compositions including those symmetrical zirconium metallocenes having isobutyl cyclopentadienyl liga...
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WO/2024/030646A1 |
Embodiments of the present disclosure are directed towards polyolefin compositions, useful for films, made with asymmetrical hafnium metallocenes having an n-propyl cyclopentadienyl ligand, processes utilizing the polyolefin compositions...
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WO/2024/030624A1 |
Embodiments of the present disclosure are directed towards asymmetrical zirconium metallocenes having an isobutyl cyclopentadienyl ligand, compositions including those asymmetrical zirconium metallocenes having an isobutyl cyclopentadien...
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WO/2024/030616A1 |
Embodiments of the present disclosure are directed towards asymmetrical hafnium metallocenes, compositions including those asymmetrical hafnium metallocenes, and methods utilizing compositions including the asymmetrical hafnium metalloce...
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WO/2024/030629A1 |
Embodiments of the present disclosure are directed towards rotomolding compositions made with asymmetrical hafnium metallocenes having an n-propyl cyclopentadienyl ligand, processes utilizing the rotomolding compositions, and products ma...
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WO/2024/028229A1 |
The present invention deals with a method for producing a powdered composition comprising at least one solid organic peroxide displaying the assets of having a reduced water-content and being easily flowable. The invention also pertains ...
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WO/2024/030619A1 |
Embodiments of the present disclosure are directed towards symmetrical hafnium metallocenes having isobutyl cyclopentadienyl ligands, compositions including those symmetrical hafnium metallocenes having isobutyl cyclopentadienyl ligands,...
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WO/2024/026173A1 |
Propylene-ethylene copolymers are provided that exhibit superior tensile strength and mechanical properties due to their specific propylene and ethylene content, triad tacticity, viscosity, and crystallinity. Moreover, we have discovered...
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WO/2024/024880A1 |
The present invention provides a solid catalyst component mixture for olefin polymerization with which an olefin polymer that exhibits both a high melt flowability and stiffness can be easily produced. Provided is a solid catalyst comp...
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WO/2024/023460A1 |
The present invention relates to a composition comprising at least one solid organic peroxide, at least one polyol having a melting temperature lower than 40°C, preferably lower than 30°C, even more preferably lower than 20°C, at leas...
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WO/2024/026174A1 |
Propylene-ethylene copolymers are provided that exhibit superior tensile strength and mechanical properties due to their specific propylene and ethylene content, triad tacticity, viscosity, and crystallinity. Moreover, we have discovered...
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WO/2024/026172A1 |
Propylene-ethylene copolymers are provided that exhibit superior tensile strength and mechanical properties due to their specific propylene and ethylene content, triad tacticity, viscosity, and crystallinity. Moreover, we have discovered...
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WO/2024/026175A1 |
Propylene-ethylene copolymers are provided that exhibit superior tensile strength and mechanical properties due to their specific propylene and ethylene content, triad tacticity, viscosity, and crystallinity. Moreover, we have discovered...
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WO/2024/025608A1 |
This invention relates to nickel catalysts with alkali ions for homopolymerization and copolymerization.
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WO/2024/025605A1 |
This invention relates to nickel catalysts with alkali ions for homopolymerization and copolymerization.
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WO/2024/013126A1 |
A process for the preparation of a monophasic propylene-ethylene random copolymer composition (R-PP) having an MFR2 of 0.01 to 1.00 g/10 min, in at least two polymerization reactors using a particular single site catalyst.
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WO/2024/013443A1 |
The present invention relates to a method for purifying 1,1,1,2,3,3-hexafluoropropane from a mixture comprising 1,1,1,2,3,3-hexafluoropropane and at least one contaminant selected from the group consisting of hydrogen, nitrogen and oxyge...
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WO/2024/013128A1 |
A monophasic propylene-ethylene random copolymer composition (R-PP), having an MFR2 of 0.01 to 1.00 g/10 min, a C2 content of 1.5 to 7.5 mol-%, a Tm of 120 to 150 °C, a content of 2,1-regiodefects, of 0.05 to 1.20 mol-%; and Mw/Mn of 2....
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WO/2024/010011A1 |
The present invention addresses the problem of providing: an alkoxy group-containing radical generator that imparts hydrophilicity to a polymer; a radical polymer that has a narrow molecular weight distribution and includes an alkoxy gro...
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WO/2024/008862A1 |
A solid catalyst component for the polymerization of olefins comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least 1,3-diether of specific formula is endowed with high polymerization activity a...
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WO/2024/008770A1 |
A process for the preparation of a procatalyst for preparing a catalyst composition for an olefin polymerization from a solution of R4 zMgX4 2-z, wherein the solution of R4 zMgX4 2-z is prepared by a process comprising the steps of: (i) ...
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WO/2024/010203A1 |
The present disclosure relates to a method for preparing a Ziegler-Natta catalyst for polymerization of a low-density copolymer, and in particular, to a method for preparing a Ziegler-Natta catalyst including preparing a magnesium suppor...
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WO/2024/010164A1 |
The present invention relates to a polymer composition preparation method, and to a polymer composition preparation method and a polymer composition prepared thereby, the method preventing yellowing of a branched conjugated diene-based p...
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WO/2024/000090A1 |
A post-reactor blend of linear low-density polyethylene copolymers ( "LLDPE blend" ) comprising a linear low-density ethylene/1-butene copolymer made by copolymerizing ethylene and 1-butene using a spray-dried, ethanol-modified Ziegler-N...
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WO/2024/003206A1 |
Metallocene-catalysed multimodal medium density polyethylene (mMDPE), use of the multimodal medium density polyethylene (mMDPE) in film applications and film comprising the mMDPE of the invention.
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WO/2024/003279A1 |
Glass fiber reinforced polypropylene based composition including propylene-1- butene random copolymer or ethylene-propylene random copolymer, high pressure polyethylene acrylate copolymer and short glass fibers.
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WO/2023/248727A1 |
Provided is a propylene polymer manufacturing method that, in a first step, manufactures a first propylene polymer in the presence of a catalyst for olefin polymerization, and, in a following second step, manufactures a second propylene ...
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WO/2023/247478A1 |
The present invention relates to a specific metallocene-catalysed multimodal medium density polyethylene (mMDPE), use of the multimodal medium density polyethylene (mMDPE) in film applications and a film comprising the mMDPE of the inven...
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WO/2023/246009A1 |
An olefin polymerization catalyst composition, comprising a main catalyst and a carrier. The carrier is fluorinated silica gel particles, and the main catalyst is a metallocene complex represented by general formula (I). Also disclosed a...
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WO/2023/250271A1 |
Methods for preparing metallocene-based catalyst compositions include the steps of contacting an alcohol compound and an organoaluminum compound for a first period of time to form a precontacted mixture, and contacting the precontacted m...
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WO/2023/247200A1 |
The invention relates to block polymers and to engine lubricant compositions containing the block polymers and a mineral base oil. The block polymers contain a first block and a second block, the first block being a copolymer of 1,3-buta...
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WO/2023/247201A1 |
The invention relates to block polymers containing a first statistical block comprising units of a 1,3-diene and more than 50 mol% of ethylene units, and a second polyvinylpyridine block, as well as to a method for the synthesis thereof ...
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WO/2023/250268A1 |
Metal-ligand complexes may comprise a transition metal atom or a lanthanide metal atom and a ligand having a structure represented by Formula 1: in which R1, R2, R5, and R6 are independently hydrogen or C1-C14 hydrocarbyl; R3 and R4 are ...
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