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WO/2023/046824A1 |
A monophasic bimodal propylene/ethylene/1-butene random terpolymer composition (PP) comprising: a) 40 to 90 wt.-% of a first random terpolymer fraction (PP1), having a C2 content in the range from 0.3 to 3.0 mol-%, and a C4 content in th...
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WO/2023/046571A1 |
A propylene-butene random copolymer composition comprising 98 to 99.99 wt% of a propylene-butene random copolymer based on the total weight of the propylene-butene random copolymer composition, and 0.01 to 1 wt% based on the total weight...
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WO/2023/049485A1 |
The present disclosure provides a composition. In an embodiment, the composition includes (A) a nonfunctionalized propylene-based polymer, (B) a functionalized propylene-based polymer, and (C) a functionalized ethylene-based polymer. The...
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WO/2023/044092A1 |
A process of making a catalytically-active prepolymer composition in a slurry-phase prepolymerization reaction, the catalytically-active prepolymer composition made thereby, and a process of making a polyolefin polymer using the catalyti...
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WO/2023/039515A2 |
Embodiments are directed to catalyst systems comprising a metal−ligand complex procatalyst, and an activator, wherein the activator comprises an anion and a cation, the anion having a structure according to formula (I).
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WO/2023/038351A1 |
The present invention relates to a method for preparing an olefin-based polymer and an olefin-based polymer prepared using same. In a method for preparing an olefin-based polymer according to an embodiment of the present invention, the p...
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WO/2023/037168A1 |
A polyethylene-based composition may include an ethylene-based copolymer produced from ethylene and one or more C3-C10 alpha olefin comonomers, wherein the ethylene-based copolymer has: a density ranging from 945 kg/m3 to 961 kg/m3 accor...
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WO/2023/033030A1 |
Provided is a polar-group-containing olefin copolymer characterized by comprising: a structural unit (A) which is derived from at least one monomer selected from the group consisting of ethylene and olefins having 3 to 20 carbon atoms; a...
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WO/2023/034334A1 |
An isolated solid catalyst component for olefin polymerization. The catalyst component comprises a halide-containing magnesium compound, a titanium halide compound, a supportive donor comprising a benzoate, an internal electron donor, an...
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WO/2023/034889A1 |
Mixed metallocene catalyst systems may comprise an activator, a first metallocene having a structure represented by Formula 1, and a second metallocene different from the first metallocene. Formula (I). M is a Group 4 metal, T is a bridg...
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WO/2023/031675A1 |
A polymeric composition may include a thermoplastic polymer including: at least one monomer selected from the group consisting of vinyl esters, C2-C12 olefins, and combinations thereof; and a dynamic crosslinking group; and a crosslinkin...
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WO/2023/025474A1 |
Process for the production of a supported metallocene catalyst system involving the steps of: (i) preparing a mixture (a) by subjecting a quantity of a metallocene compound of together with a quantity of a cocatalyst as solution in a hyd...
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WO/2023/025622A1 |
A propylene ethylene copolymer having: i) xylene soluble fraction at 25°C ranging from 30 wt% to 48 wt%; ii) intrinsic viscosity of the fraction soluble in xylene at 25°C ranging from 2.8 to 4.3 dl/g; iii) melt flow rate, MFR, measured...
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WO/2023/000099A9 |
A rubber compound includes: a branched poly(isobutylene-co-isoprene) polymer (branched butyl rubber) having a polyfarnesene with 5 or more farnesene units; and, a filler. The compound has one or more of higher mixer torque, better filler...
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WO/2023/025396A1 |
The invention relates to methods for preparing vinyl ester-ethylene copolymers by means of radically initiated polymerisation of vinyl esters, ethylene, and optionally further ethylenically unsaturated monomers in aqueous medium at a pre...
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WO/2023/020885A1 |
A process for the separation of at least one polyolefin from a product stream from a solution polymerization process, wherein the product stream comprises the at least one polyolefin and a mixture of volatiles, the process comprising the...
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WO/2023/023455A1 |
This disclosure provides new methods for the design and development of ethylene polymerization catalysts, including Group 4 metallocene catalysts such as zirconocenes, which are based on an improved ability to adjust co-monomer incorpora...
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WO/2023/018671A1 |
A process for increasing a settled bulk density of a granular polyolefin polymer includes feeding a catalyst stream into a gas phase polymerization reactor, the catalyst stream comprising catalyst particles, optionally in slurry form by ...
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WO/2023/016561A1 |
The present invention provides a catalyst system for cationic polymerization of C4 liquefied petroleum gas and a polybutene production method. Specifically, the catalyst system consists of the following components: an aluminum-containing...
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WO/2023/012254A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2023/012257A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2023/012253A1 |
The present invention relates to a composition comprising a specific metallocene-catalysed multimodal polyethylene copolymer (P) and a polyethylene wax, to the use of the composition in film applications and to a film comprising the comp...
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WO/2023/012256A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2023/012125A1 |
A film oriented in at least the machine direction is described which comprises a polyethylene composition having the following properties: a density of 955 - 965 kg/m3; a melt index MI2 of 0.1 - 2 g/lOmin; a G'(G"=3000) of 500-1700 Pa; a...
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WO/2023/000097A1 |
A process for producing a branched poly(isobutylene-co-paramethylstyrene) polymer involves polymerizing isobutylene with p-methylstyrene in presence of a branching agent, the branching agent being a polyfarnesene having 5 or more farnese...
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WO/2023/001541A1 |
A polyethylene composition particularly suited for producing blow-molded hollow articles, having the following features: 1) density from 0.957 to 0.968 g/cm3; 2) ratio MIF/MIP from 12 to 30; 3) MIF from 41 to 60 g/10 min.; 4) long-chain ...
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WO/2023/000096A1 |
A process for producing a branched poly(isobutylene-co-isoprene) polymer involves polymerizing isobutylene with isoprene in presence of a branching agent, the branching agent being a polyfarnesene having 5 or more farnesene units. The re...
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WO/2023/000095A1 |
A process for producing a branched polyisobutylene polymer involves polymerizing isobutylene in the presence of a branching agent, the branching agent being a polyfarnesene having 5 or more farnesene units. The resulting branched polymer...
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WO/2023/000098A1 |
Branched polyisoolefin polymers, especially polyisobutylene polymers are prepared by using polyfamesenes having 5 or more famesene units as branching agents. A rubber compound comprising said branched polyisoolefin polymer and a filler a...
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WO/2023/000101A1 |
A rubber compound includes: a branched poly(isobutylene-co-paramethylstyrene) polymer having a polyfarnesene with or more farnesene units; and, a filler. The compound has lower Mooney viscosity, as well as higher tan delta values across ...
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WO/2023/004039A1 |
The invention relates to a sinterable polymer composition, comprising: a random copolymer of propylene and an olefinic comonomer, containing about 2 to 10 wt% olefinic comonomer content, relative to 100 wt% of the random copolymer. The s...
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WO/2023/285880A1 |
A process for preliminary polymerization may include washing a catalyst mud comprising a supported metallocene catalyst with at least one saturated hydrocarbon at a temperature from 0 °C to 40 °C, a pressure from 20 to 40 kgf/cm2, and ...
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WO/2023/286487A1 |
Provided are: a heat-fusible laminated film which has high interlaminar adhesion strength and which, when heat-fused, brings about a satisfactory bonded state; and a roll obtained by winding the heat-fusible laminated film. The heat-fu...
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WO/2023/280800A1 |
Multilayer films comprising at least one layer (A), being a sealing layer (SL), and one layer (B), with beneficial heat sealing and hot tack properties. In particular, the invention relates to a multilayer packaging film comprising a sea...
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WO/2023/279215A1 |
The invention relates to the use of a polymer mixture for production of a transparent or translucent push-through cover film for a blister pack, in which the polymer mixture A) comprises a first component K1 which contains a cycloolefini...
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WO/2023/280799A1 |
Monolayer blown films comprising a specific blend of Ziegler-Natta catalysed linear low density polyethylene (znLLDPE) and a specific multimodal metallocene catalysed LLDPE, with well- balanced mechanical properties, especially dart drop...
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WO/2023/280605A1 |
Use of a copolymer of propylene and ethylene having: i) the content of ethylene derived units ranging from 0.5 wt% to 2.2 wt%; ii) the xylene soluble fraction at 25°C ranging from 4.3 wt% to 6.5 wt%; iii) the melt flow rate, MFR, measur...
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WO/2023/272545A1 |
Provided is a process to form a crosslinked composition, the process comprising applying heat, and optionally radiation, to a composition that comprises at least the following components a) and b) : a) an olefin-based polymer that compri...
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WO/2023/276873A1 |
This cyclic olefin polymer, which has a norbornene skeleton, is a cyclic olefin copolymer or cyclic olefin ring opening polymer, and satisfies requirement (a) below. (Requirement (a)) The cyclic olefin polymer is composed of a chain olef...
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WO/2023/277333A1 |
Disclosed are a long-chain branched α-olefin polymer prepared through a non-catalytic C-H insertion reaction of azido formate and a method for preparing same. Specifically, by using a compound having azido formate at both ends, a long-c...
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WO/2022/268953A1 |
The disclosure relates to a process for polymerising olefins, the process comprising polymerising ethylene, optionally in the presence of at least one other alpha olefin comonomer, preferably C4-C10 alpha olefin comonomer, preferably in ...
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WO/2022/268963A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2022/268964A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2022/268959A1 |
The disclosure relates to à process for polymerising olefins in multi stage polymerisation process configuration, the process comprising a) polymerising in a first polymerisation step first olefin monomer, optionally in the presence of ...
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WO/2022/268951A1 |
The disclosure relates to a process for polymerising olefins in multi stage polymerisation process configuration, comprising a) polymerising in a first polymerisation step first olefin monomer, optionally in the presence of at least one ...
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WO/2022/268960A1 |
The disclosure relates to a process for polymerising olefins in multi stage polymerisation process configuration, the process comprising a) polymerising in a first polymerisation step ethylene, optionally in the presence of at least one ...
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WO/2022/269364A1 |
A process for propylene preliminary polymerization in liquid phase that occurs in a continuous preliminary polymerization reactor may include feeding a propylene monomer and a Ziegler-Natta catalyst system having (a) a pro-catalyst havin...
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WO/2022/268965A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2022/268966A1 |
The present invention relates to a metallocene-catalysed multimodal polyethylene copolymer (P), to the use of the multimodal copolymer (P) of ethylene in film applications and to a film comprising the polymer composition of the invention.
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WO/2022/268961A2 |
The disclosure relates to process for polymerising olefins, the process comprising polymerising ethylene, optionally in the presence of at least one other alpha olefin comonomer, preferably C4-C10 alpha olefin comonomer, preferably in a ...
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