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Matches 51 - 100 out of 12,612

Document Document Title
WO/2023/247403A1
The invention relates to a rubber composition having improved tear strength. Said composition is based on 20 to 50 phr of copolymer containing ethylene units and units of a 1,3-diene of formula CH2=CR-CH=CH2, where R represents a hydroca...  
WO/2023/247399A1
The invention relates to a rubber composition having improved tear strength. This composition is based on 20 to 50 phr of copolymer containing ethylene units and units of a 1,3-diene of formula CH2=CR-CH=CH2, the symbol R representing a ...  
WO/2023/247404A1
The invention relates to a rubber composition having improved tear strength. Said composition is based on 20 to 50 phr of copolymer containing ethylene units and units of a 1,3-diene of formula CH2=CR-CH=CH2, where R represents a hydroca...  
WO/2023/244901A1
Ethylene-based polymers, articles made therefrom, and processes for making same. The ethylene-based polymer can include polymer units derived from ethylene and polymer units derived from one or more C3 to C18 α-olefin monomers. The ethy...  
WO/2023/240332A1
A process for producing an unsaturated isoolefin copolymer involves: sonicating a solution of an initiator system in an organic solvent, the initiator system comprising a Lewis acid catalyst, a proton source and a tertiary ether, to prod...  
WO/2023/242001A1
The present invention relates to a rubber composition based on at least one elastomer matrix comprising mainly a highly saturated diene elastomer, a reinforcing filler, a vulcanisation system and a plasticising system including a hydroca...  
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 ...  
WO/2023/242000A1
The present invention relates to a rubber composition based on at least one elastomer matrix comprising mainly a highly saturated diene elastomer, a reinforcing filler, a vulcanisation system and a plasticising system including a hydroca...  
WO/2023/242233A1
The invention relates to a textile fabric having a carrier layer and to its production and use, the carrier layer comprising polyethylene and/or polyester fibres. A surface coating is applied to at least one of the surfaces of the carrie...  
WO/2023/237381A1
The invention relates to a method for preparing a polyethylene having a terminal ketone function or a copolymer of ethylene and a 1,3-diene and optionally a vinyl aromatic compound which contains more than 50 mol% of ethylene and has a t...  
WO/2023/239994A1
A method of producing a sulfur copolymer may include introducing at least elemental sulfur into a screw extruder; mixing the elemental sulfur and a reactive monomer in a mixing zone in the screw extmder; and reacting the elemental sulfur...  
WO/2023/237380A1
The invention relates to coupled polyethylenes and coupled copolymers of ethylene and a 1,3-diene and optionally a vinyl aromatic compound which contain more than 50 mol% of ethylene, as well as to a process for the preparation thereof, ...  
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...  
WO/2023/234980A1
The present disclosure provides a process. In an embodiment, the process includes melt blending, in the presence of a platinum-group metal catalyst, (i) an olefin-SiH polymer with (ii) a monovinyl graft component having the Structure (1)...  
WO/2023/229155A1
Disclosed is a polyethylene resin composition for a biaxially oriented film that can be molded with a biaxial stretcher, exhibits excellent stretching properties, is capable of biaxial stretching over a wider temperature range, and has e...  
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...  
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 ...  
WO/2023/222698A1
The present invention relates to rubber compositions exhibiting improved rolling resistance and improved grip on wet ground. These compositions are based on at least one elastomer matrix comprising at least one copolymer containing ethyl...  
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...  
WO/2023/222697A1
The present invention relates to rubber compositions which have improved rolling resistance and improved grip on wet ground. These compositions are based on at least one elastomer matrix comprising at least one copolymer containing ethyl...  
WO/2023/225346A1
Polypropylene polymer compositions with high transparency in combination with excellent impact resistance strength, and optionally excellent stiffness properties are provided, together with the methods of making such compositions. Such p...  
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...  
WO/2023/223909A1
The polyolefin copolymer has a main chain containing a monomer unit A derived from a C2-8 olefin monomer and a monomer unit B having a glycidyl group. The main chain may also contain a monomer unit C derived from a (meth)acrylic acid est...  
WO/2023/217859A1
A continuous process for preparing a multimodal polyolefin composition comprising one or more antioxidants, the process comprising preparing a multimodal polyolefin in form of a polyolefin powder having a mass-median-diameter D50 of the ...  
WO/2023/217642A1
The invention relates to a process for the preparation of a polypropylene composition comprising a heterophasic propylene copolymer wherein the heterophasic propylene copolymer consists of: a propylene homopolymer matrix in an amount fro...  
WO/2023/217944A1
The invention relates to a polypropylene composition comprising a heterophasic propylene copolymer wherein the heterophasic propylene copolymer consists of: a propylene homopolymer matrix in an amount from 71 to 92 wt%, preferably from 7...  
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.  
WO/2023/217397A1
Process of producing a polymer comprising (i) feeding a monomer stream containing the monomers for producing the polymer into a polymerization unit comprising at least one reaction vessel where at least one reaction mixture comprising a ...  
WO/2023/216022A1
A biaxially-oriented polyethylene film comprising 25 to 60 wt. % of an ethylene-alpha-olefin copolymer including an ethylene monomer and a 1-octene or 1-hexene comonomer along with an amount of copolymer eluting in an elution profile via...  
WO/2023/217946A1
The invention relates to a polypropylene composition comprising a heterophasic propylene copolymer wherein the heterophasic propylene copolymer consists of: a propylene homopolymer matrix in an amount from 71 to 92 wt%, preferably from 7...  
WO/2023/218696A1
The present invention provides a rubber component having excellent degradation resistance properties. This copolymer is characterized by comprising: an ethylene unit; an α-olefin unit having 6 or more carbon atoms; a nonconjugated diene...  
WO/2023/217945A1
The invention relates to a polypropylene composition comprising a heterophasic propylene copolymer wherein the heterophasic propylene copolymer consists of: • a propylene homopolymer matrix in an amount from 71 to 92 wt%, preferably fr...  
WO/2023/215341A1
Polymers having an acrylic-olefin backbone prepared from a monomer composition comprising at least one C1-30 (meth)acrylic compound and at least on alpha-olefin having a chain length of at least 20 carbon atoms (a "C20+ α-olefin"). The ...  
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...  
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...  
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...  
WO/2023/205575A1
Methods for operating a polymerization reactor system are described, and these methods include the steps of contacting a transition metal-based catalyst system with an olefin monomer and an optional olefin comonomer in the polymerization...  
WO/2023/203041A1
The present invention relates to a polymer composition comprising (a) 80 to 99 wt.-% based on the total weight of the polymer composition of a specific metallocene-catalysed multimodal polyethylene copolymer (MMCP) and (b) 1 to 20 wt.-% ...  
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...  
WO/2023/198643A1
A polyolefin composition comprising: A) from 74 wt% to 89 wt% of a copolymer of propylene with ethylene wherein: i) the content of ethylene is comprised between 3.3 wt% and 6.0 wt%; ii) the melting temperature,, ranges from 132° C to 14...  
WO/2023/198642A1
A polyolefin composition comprising: A) from 70 wt% to 90 wt%;of a copolymer of propylene with ethylene wherein: the content of ethylene derived units, measured by NMR, is comprised between 3.3 wt% and 6.0 wt%; B) from 10 wt% to 30 wt%; ...  
WO/2023/198600A1
The invention provides a metallocene-catalysed multimodal ethylene-1- butene random copolymer, having a density in the range of from 910 to 930 kg/m3, an MFR2 determined according to ISO 1133 at 190°C and 2.16 kg in the range of from 0....  
WO/2022/183008A9
Catalyst systems include a metal-ligand complex according to formula (I).  
WO/2023/189629A1
A method for producing a fluorine-containing copolymer, the method comprising performing suspension polymerization by using monomers including ethylene and tetrafluoroethylene in a polymerization medium containing water and a polymerizat...  
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...  
WO/2023/192846A1
This disclosure relates to polyethylene polymers, polymerization processes for making such polyethylene polymers, and films made therefrom. In some embodiments, a polyethylene copolymer includes ethylene units; and 1 wt% to 8 wt% of Cs-C...  
WO/2023/190912A1
A polar-group-containing olefin copolymer containing a structural unit (A) derived from at least one C3-20 olefin monomer, and a structural unit (B) derived from at least one polar-group-containing monomer represented by general formula ...  
WO/2023/190817A1
Provided below is an ethylene-vinyl alcohol copolymer composition in which thermal degradation during melt forming is suppressed. Provided is a modified ethylene-vinyl alcohol copolymer composition containing: a modified ethylene-vinyl...  
WO/2023/180300A1
Living hinge consisting of a polypropylene composition comprising as main component a propylene copolymer having comonomer content in the range of 2.0 to 6.5 mol-% and an alpha-nucleating agent.  
WO/2023/180223A1
The invention relates to a fiber reinforced composition (C), wherein the fiber reinforced composition (C) has a melt flow rate MFR2 (230 °C, 2.16 kg) determined according to ISO 1133 in the range of 10.0 to 100.0 g/10 min, wherein the f...  

Matches 51 - 100 out of 12,612