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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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WO/2023/248892A1 |
The present invention is a curable silicone composition, wherein the curable silicone composition characteristically comprises (A) 100 parts by mass of an organopolysiloxane that has at least one alkynyl group or nitrile group in each mo...
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WO/2023/244078A1 |
The present invention provides a method for manufacturing a cured product using an inactive redox initiator system and a cured product according thereto. Specifically, the method for producing a cured product according to the present inv...
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WO/2023/244364A1 |
A cyclic olefin polymer synthesized by ring opening metathesis polymerization (ROMP) has a high cis double bond content. Such polymers can exhibit advantageous mechanical properties. A polymer composite includes a first domain of a polym...
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WO/2023/244077A1 |
The present invention relates to a film, and a method for manufacturing a cured product by using same, and, specifically, to a film that can be used in an inert redox initiator system, and a method for manufacturing a cured product. Spec...
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WO/2023/244067A1 |
The present invention relates to a film and a method for manufacturing a cured product using the film and, specifically, to a film available for an inactive redox initiation system and a method for manufacturing a cured product using sam...
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WO/2023/240961A1 |
An olefin polymerization catalyst composition, comprising a main catalyst, a cocatalyst and a magnesium compound carrier. The magnesium compound carrier is selected from Mg(ORI)(ORII), wherein RI and RII are the same or different, and ar...
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WO/2023/244899A1 |
A polyethylene copolymer may comprise about 90 wt% to about 99.99 wt% ethylene and about 0.01 wt% to about 10 wt% an alpha-olefin that is not ethylene, wherein the polyethylene has: a density of about 0.930 g/cm3 to about 0.955 g/cm3, a ...
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WO/2023/239560A1 |
ABSTRACT Disclosed are support-activators and catalyst compositions comprising the support-activators for polymerizing olefins in which the support-activator includes a clay heteroadduct, also termed a composite, prepared from a colloida...
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WO/2023/238886A1 |
Provided are: a methacrylic resin having a proportion of structural units derived from methyl methacrylate of 98 mass% or higher, a weight-average molecular weight (Mw) measured by gel permeation chromatography (GPC) of 400,000 or greate...
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WO/2023/238885A1 |
The present invention provides: a methacrylic resin which comprises structural units derived from methyl methacrylate at a ratio of 98% by mass or more, has a triad syndiotacticity of 55% or more, and contains a terminal structure that i...
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WO/2023/233380A1 |
The present invention provides oil-based agricultural compositions, typically, pesticide compositions comprising, (a) at least one agrochemical, preferably a combination of copper- based fungicide and azole (triazole), fungicide, (b) one...
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WO/2023/235176A1 |
The present disclosure provides a process. In an embodiment, the process includes first melt blending, at a temperature from 80°C to 200°C, a first composition. The first composition is composed of (i) an ethylene-SiH polymer, (ii) a c...
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WO/2023/235799A1 |
Fluorided silica-coated alumina activator-supports have a bulk density from 0.15 to 0.37 g/mL, a total pore volume from 0.85 to 2 mL/g, a BET surface area from 200 to 500 m2/g, an average pore diameter from 10 to 25 nm, and from 80 to 99...
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WO/2023/226318A1 |
A metallocene complex and a preparation method therefor, a catalyst composition, an olefin polymerization method and an olefin polymer. The metallocene complex has a structure as shown in formula I. The catalyst composition containing th...
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WO/2023/229262A1 |
The present disclosure relates to a method for preparing a Ziegler-Natta catalyst for polymerization of linear low-density polyethylene (LLDPE), and specifically, the method for preparing a Ziegler-Natta catalyst for polymerization of li...
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WO/2023/227969A1 |
The present invention provides a polymer blend, which comprises a low- density polyethylene and an ethylene copolymer composition and which is suitable for use in a film layer. The invention also relates to film layers and to multilayer ...
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WO/2023/225216A1 |
Described herein are palladium-based polymerization catalysts having a diimine ligand and a fluorinated ester chelate. Also described herein are polymers formed using palladium-based polymerization catalysts, where the polymers have a te...
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WO/2023/225428A1 |
Provided are polyethylene copolymers with an improved balance of melt strength and processability and methods for making such polyethylene copolymers. In some embodiments, the polyethylene copolymers include from 9 to 11 weight percent o...
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WO/2023/221562A1 |
Disclosed are a catalyst solid component for olefin polymerization, a preparation method therefor and an application thereof. The catalyst solid component comprises: 1) magnesium halide; 2) a titanium active component; and 3) an internal...
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WO/2023/217750A1 |
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/2023/215693A1 |
Exemplary embodiments of the present technological advancement include pyridine -2,6-bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have improved solubility in non-aromatic hydrocar...
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WO/2023/215694A1 |
The present disclosure relates to bis(aryl phenolate) Lewis base transition metal complexes, catalyst systems including bis(aryl phenolate) Lewis base transition metal complexes, and polymerization processes to produce polyolefin polymer...
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WO/2023/213992A1 |
The invention relates to Process for the preparation of a polypropylene composition comprising a propylene-based polymer which is a propylene homopolymer or propylene-ethylene copolymer having an ethylene content of less than 1.0 wt% bas...
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WO/2023/215696A1 |
Exemplary embodiments of the present technological advancement include pyridine -2,6-bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have enhanced solubility in non-aromatic hydrocar...
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WO/2023/215695A1 |
Exemplary embodiments of the present technological advancement include pyndine-2,6- bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have improved solubility in non-aromatic hydrocarb...
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WO/2023/212573A1 |
Methods for making titanated silica supports, titanated chromium/ silica pre-catalysts, and activated titanated chromium/silica catalysts are disclosed in which hydrogen peroxide and an alkali metal precursor are used during catalyst pre...
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WO/2023/206768A1 |
Disclosed is a salt-fog-resistant self-drying acrylate emulsion, which is prepared from the following components in parts by weight: 40-60 parts of deionized water, 38-58 parts of raw material monomers, 0.001-0.15 part of a polymerizable...
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WO/2023/208984A1 |
The present invention relates to a process for producing a random copolymer of propylene, optionally ethylene, and at least one comonomer selected from alpha olefins having from 4 to 12 carbon atoms using a specific class of hafnocene co...
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WO/2023/204618A1 |
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 chlori...
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WO/2023/203869A1 |
This photoreactive organopolysiloxane has a structural unit ratio represented by formula (1), contains 1-90 mass% of a group having a photopolymerization initiation site, has excellent compatibility to polymerizable organic compounds suc...
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WO/2023/198649A1 |
Catalyst system for polymerisation of ethylene comprising a porous support material, wherein the support material comprises, preferably on its surface and in its pores: (i) a quantity of a compound (a) of formula (I) wherein: Z is a moie...
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WO/2023/198589A1 |
The present invention concerns a process for manufacturing polyisobutene succinic anhydrides from certain polyisobutene mixtures.
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WO/2023/200186A1 |
The present invention relates to a method for producing a chemically recyclable polyvinyl alcohol copolymer through ring-opening metathesis polymerization of cyclohexene derivatives, wherein the ring strain energy of cyclohexene monomers...
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WO/2023/201307A2 |
The present disclosure relates to materials for radical-initiated activation of a latent catalyst for ring-opening metathesis polymerization (ROMP). The present disclosure also relates to uses of the materials, e.g., in 3D printing.
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WO/2023/193943A1 |
A composition comprising a curable polybutadiene polymer comprising at least 60% by weight, preferably at least 80% by weight of units derived from butadiene, based on the total weight of the polymer, and wherein the polymer has a Mooney...
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WO/2023/196366A1 |
A series of palladium compounds as described herein are found to be superior vinyl addition polymerization catalysts. Specifically the compounds of formulae (I) and (II) as described herein surprisingly exhibit much higher reactivity tha...
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WO/2022/183008A9 |
Catalyst systems include a metal-ligand complex according to formula (I).
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WO/2023/189947A1 |
This method for preparing a catalyst composition includes adding either an alkyl ammonium compound (C1) or both an alkyl ammonium compound (C1) and an organic boron compound (C2) when a phosphine imide catalyst (B), in which a tertiary a...
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WO/2023/191080A1 |
This polyethylene powder has a viscosity-average molecular weight of 100,000 to 4,000,000, and is configured such that the crystal thickness parameter obtained from measurement using a differential scanning calorimeter (DSC) is 5°C to 9...
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WO/2023/191519A1 |
The present invention relates to: a transition metal compound for an olefin polymerization catalyst, the transition metal compound having a cyclopentadienyl group and a cyclopentadienyl group having a silane substituent introduced therei...
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WO/2023/186782A1 |
The present invention relates to a method for producing polymers by exposure to light of a photopolymerisable monomer or prepolymer composition comprising at least one tetrakisacylgermane as a radical photoinitiator, characterised in tha...
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WO/2023/190470A1 |
Provided is a propylene polymer material that can be advantageously used in molding processes where a low viscosity and a high flowability are required, that has a small molecular weight distribution, and that has a near-white color that...
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