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WO/2024/078527A1 |
The present invention relates to the technical field of olefin polymerization catalysts, and discloses a phosphine-phenol late transition metal complex, and a preparation method therefor and the use thereof. The structural formula of the...
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WO/2024/078525A1 |
The present invention relates to the technical field of olefin polymerization catalysts, and discloses a phosphine-phenol half-metallocene complex, and a preparation method therefor and the use thereof. The structural formula of the phos...
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WO/2024/079203A1 |
The invention relates to the use, within a catalyst system, of an iron complex with the formula (I) Fe(N(R)2)2, in which the R symbols, which may be the same or different, represent a hydrogen atom, a C1-C20 branched or linear aliphatic ...
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WO/2024/080214A1 |
The present invention relates to a method for producing an α-olefin polymer, the method comprising: step 1 for obtaining a catalyst mixture by mixing a metallocene compound (A), an ionic compound (B) that can be converted to cations thr...
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WO/2024/074319A1 |
The present invention relates to a composition comprising a metallocene catalysed multimodal linear low density polyethylene (mLLDPE) and a HDPE recyclate, to the use of the composition in film applications and to a film comprising the p...
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WO/2024/074778A1 |
The invention relates to a two-component composition comprising: - a component A comprising: o an organoborane amine complex, and o a polyol polymer having a number-average molar mass of less than 4500 g/mol; and - a component B comprisi...
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WO/2024/074937A1 |
The present disclosure relates to a novel transition metal compound, a transition metal catalyst composition for preparing an olefin polymer containing the same, and a method for preparing an olefin polymer using the same. The transition...
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WO/2024/074396A1 |
The invention relates to a process involving the steps of: (a) supplying reactants to a reactor vessel (A); (b) optionally, supplying a solvent to the reactor vessel; (c) subjecting the contents of the reactor vessel to reactive conditio...
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WO/2024/074318A1 |
The present invention relates to a composition comprising a metallocene catalysed multimodal linear low density polyethylene (mLLDPE) and a HDPE recyclate, to the use of the composition in film applications and to a film comprising the p...
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WO/2024/074320A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene polymer (P), to the use of the multimodal polymer (P) of ethylene in film applications and to a film comprising the polymer (P) of the invention.
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WO/2024/073260A1 |
Ethylene copolymers capable of producing films with excellent optical properties at wavelengths of 280 to 1,100 nm, including moisture resistance, creep resistance, tensile strength, and tear strength. The ethylene copolymers are at leas...
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WO/2024/070840A1 |
An alkyl silyl peroxide which is at least one compound selected from the group consisting of compounds represented by general formula (1) and compounds represented by general formula (2). The alkyl silyl peroxide is a novel polymerizatio...
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WO/2024/066024A1 |
A metallocene compound, a preparation method and a use. The metallocene compound comprises a structure represented by formula a: Ar is selected from substituted or unsubstituted C6-C30 aryl; Cp is selected from substituted or unsubstitut...
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WO/2024/072545A1 |
Foamable compositions may comprise a branched polypropylene copolymer having a g'vis value of about 0.93 or less, and a foaming agent blended with the branched polypropylene copolymer. The branched polypropylene copolymer comprises a pol...
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WO/2024/070695A1 |
A colored composition comprising a colorant including a pigment, a polymerizable compound, a photopolymerization initiator, and one or more resins, wherein the resins include a resin having a graft chain having a polyester structure, the...
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WO/2024/069248A1 |
A catalyst activity aid for improving the productivity of a catalyst in polymerization processes is disclosed. The catalyst activity aid comprises a mixture of (a) a polysulfone copolymer; (b) a polyquaternary ammonium salt; and (c) a ca...
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WO/2024/066457A1 |
Provided is a rare earth metal catalyst composition, which comprises the following raw materials: a main catalyst, a first alkyl metal reagent, and a polyene accelerator, wherein the structural general formula of the main catalyst is: LL...
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WO/2024/073377A1 |
Embodiments of methods of producing ethylene-based polymer comprising first and second polymer fractions includes reacting ethylene monomer and optionally C3-C12 α-olefin comonomer in solvent in the presence of a first catalyst in at le...
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WO/2024/069256A1 |
Provided are a novel transition metal compound, a transition metal catalyst composition for preparing an olefin polymer including the same, and a method for preparing an olefin polymer using the same. The transition metal compound accord...
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WO/2024/071415A1 |
This catalyst composition for olefin polymerization contains a compound represented by general formula (A), and a transition metal compound represented by general formula (E) or (F). (The definitions in the general formulae are as descri...
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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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