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Matches 151 - 200 out of 12,612

Document Document Title
WO/2023/108259A1
A process for producing a halogenated isoolefin copolymer involves contacting an unsaturated isoolefin copolymer cement, the cement comprising an unsaturated isoolefin copolymer dissolved in an organic solvent, under halogenation conditi...  
WO/2023/114660A1
Methods for controlling the long chain branch content of ethylene homopolymers and copolymers produced in a polymerization process include the steps of contacting a metallocene compound, an organoaluminum compound, a high LCB activator-s...  
WO/2023/106705A1
Provided are a low-fluidity polymer composition including an acrylonitrile-butadiene-styrene copolymer and a terpolymer, and a method of reducing fluidity of an acrylonitrile-butadiene-styrene copolymer. When the low-fluidity polymer com...  
WO/2023/104851A1
The invention relates to an anti-vibration rubber article comprising a rubber composition based on at least one elastomer matrix comprising at least one copolymer containing ethylene units and 1,3-diene units, the molar fraction of the e...  
WO/2023/104762A1
A polypropylene composition (PC) being a mixed-plastic polypropylene blend having: a) an MFR2 of 5.0 to 19.0 g/10 min; b) a flexural modulus of 1500 to 2200 MPa; c) an MSB surface quality value of 3 to 19; and d) a limonene content of 0....  
WO/2023/106779A1
The present invention relates to a catalyst for olefin polymerization, comprising a hybrid catalyst composition, and an olefinic polymer prepared therefrom. A hybrid metallocene catalyst according to an embodiment of the present inventio...  
WO/2023/099441A1
A process for providing an intermediate polyolefin polymer sample from a first polyolefin polymerization reactor coupled in series with a second polyolefin polymerization reactor and being connected by a connecting conduit.  
WO/2023/099528A1
The present invention relates to a catalyst composition comprising: catalyst component A comprising the meso form of a bridged metallocene compound with two indenyl groups, each indenyl being independently substituted with one or more su...  
WO/2023/101667A1
Embodiments described herein provide a method for cleaning a reactor during the oligomerization of ethylene to one or more linear alpha-olefins. The method includes: a) reacting ethylene to produce one or more linear alpha-olefins via ol...  
WO/2023/101471A1
The present invention provides an apparatus for manufacturing a polyolefin comprising a single gas phase reactor. The apparatus for manufacturing a polyolefin according to exemplary embodiments is an apparatus for producing a prepolymer ...  
WO/2023/099451A1
The present invention relates to a polypropylene composition comprising a crystalline fraction (CF) and a soluble fraction (SF), both determined according to CRYSTEX QC analysis, whereby said soluble fraction (SF) - is present in the pol...  
WO/2023/099529A1
The present invention relates to an ethylene polymerization process, the process comprising: contacting at least one catalyst composition with ethylene, optionally hydrogen, and optionally one or more olefin comonomers; and polymerizing ...  
WO/2023/099448A1
A composition obtainable by blending components (A) and (B) (A) 50 to 95 wt.-%, preferably 55 to 90 wt.-%, more preferably 60 to 88 wt.-% of a mixed-plastics polypropylene/polyethylene blend; and (B) 5 to 50 wt.-%, preferably 10 to 45 wt...  
WO/2023/099525A2
The present invention relates to a catalyst composition comprising: catalyst component A comprising the meso form of a bridged metallocene compound with two indenyl groups, each indenyl being substituted with one or more substituents, wh...  
WO/2023/096370A1
An objective of the present invention is to provide an ethylene alpha-olefin copolymer containing a large amount of chains having high comonomer content and having a specific range of density and melt index. The present invention provide...  
WO/2023/096369A1
A purpose of the present invention is to provide an ethylene alpha-olefin copolymer having specific ranges of density and melt index and a wide distribution of lamella thickness. The present invention provides an ethylene alpha-olefin co...  
WO/2023/096868A1
Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I).  
WO/2023/096368A1
According to the present invention, provided is an ethylene alpha-olefin copolymer that comprises an ethylene structural unit and an alpha-olefin structural unit, has two melting temperature (Tm) peaks when measured by differential scann...  
WO/2023/096308A1
The present invention provides a polyolefin copolymer having improved light transmittance and productivity, and a molded article prepared using same. More specifically, provided is a polyolefin copolymer comprising 60% to 95% by weight o...  
WO/2023/096341A1
The present invention provides an olefin-based copolymer having a controlled short chain branch amount, a preparation method therefor, and a resin composition and a molded product which comprise the olefin-based copolymer. The olefin-bas...  
WO/2023/096864A1
Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I).  
WO/2023/096865A1
Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I):  
WO/2023/096297A1
The present invention pertains to a polyolefin having excellent processability. A polyolefin prepared in the presence of a hybrid metallocene catalyst according to an embodiment of the present invention has a broad unimodal molecular wei...  
WO/2023/088855A1
The present invention relates to a process for solution copolymerization process to produce a functionalized polyolefin using a catalyst system comprising a bis-phenolate hafnium or zirconium complex and a co-catalyst selected from the g...  
WO/2023/090201A1
The purpose of the present invention is to obtain a non-stretched film having improved rigidity. The present invention relates to a non-stretched film comprising a propylene polymer composition that contains: 1-40 mass% of a propylene po...  
WO/2023/088817A1
The invention relates to a rubber composition that comprises a highly saturated diene elastomer consisting of a copolymer of ethylene and a 1,3-diene, in which ethylene units constitute more than 50 mol % of the monomer units of the copo...  
WO/2023/088853A1
The present invention relates to a process for solution copolymerization process to produce a functionalized polyolefin using a catalyst system comprising a hafnium or zirconium or titanium complex supported by a dianionic tri-and/or tet...  
WO/2023/088813A1
The invention relates to a rubber composition comprising a copolymer elastomer which contains more than 50 mol % of the ethylene units, contains units of a 1,3-diene and bears pendant groups having an N-substituted imidazole function, a ...  
WO/2023/088811A1
The invention relates to a rubber composition that comprises a highly saturated diene elastomer consisting of a copolymer of ethylene and a 1,3-diene, in which ethylene units constitute more than 50 mol % of the monomer units of the copo...  
WO/2023/088816A1
The invention relates to a rubber composition that comprises a highly saturated diene elastomer consisting of a copolymer of ethylene and a 1,3-diene, in which ethylene units constitute more than 50 mol % of the monomer units of the copo...  
WO/2023/088822A1
The invention relates to a rubber composition that comprises a functional, highly saturated diene elastomer, the elastomer being a copolymer that contains ethylene units, units of a 1,3-diene and bears pendant groups containing an N-subs...  
WO/2023/081325A1
Provided is syndiotactic polypropylene-based ethylene-propylene copolymers comprising a) 5 to 15 % by weight of ethylene and 85 to 95 % by weight of propylene; b) 60 to 90% rr triads; c) Mw (LS) of 10 to 250 kg/mol; and d) no substantial...  
WO/2023/080384A1
The present invention relates to a preparation method for an ethylene-vinyl alcohol copolymer, with which it is possible to obtain ethylene-vinyl alcohol copolymers having a high saponification rate, whilst minimizing the amount of alkal...  
WO/2023/075501A1
The present invention relates to an ethylene/alpha-olefin copolymer having excellent physical properties such as shortened crosslinking agent impregnation time and a high crosslinking degree, and a composition for a sealant film comprisi...  
WO/2023/076818A1
Polyethylene compositions that exhibit an excellent balance of flexibility, processability, and mechanical strength. The polyethylene compositions have a surprising balance between BOCD-type profiles and molecular weights that can be use...  
WO/2023/072378A1
An aqueous roof coating composition includes an aqueous dispersion. The aqueous dispersion includes vinyl acetate ethylene copolymers that include 50 to 70% by weight vinyl acetate, 20% or more by weight ethylene, 0.1 to 5% by weight a f...  
WO/2023/076208A1
Embodiments are directed towards methods of making bimodal polyethylenes, wherein the methods include a plurality of cycles of ratio adjustments.  
WO/2023/072194A1
The present invention relates to the technical field of polypropylene materials, and provides a polypropylene microsphere and a preparation method therefor, a 3D printing raw material, and a use. The polypropylene microsphere comprises 0...  
WO/2023/069407A1
A bimodal poly(ethylene-co-1-alkene) copolymer comprising a higher molecular weight poly(ethylene-co-1-alkene) copolymer component and a lower molecular weight poly(ethylene-co-1-alkene) copolymer component. The copolymer is characterize...  
WO/2023/061906A1
The present invention relates to a polypropylene composition (C) comprising: i) from 55.0 to 95.0 wt.-%, based on the total weight of the composition, of a heterophasic propylene copolymer (HECO) comprising a semicrystalline matrix phase...  
WO/2023/064203A1
Embodiments are directed towards ethylene/1-hexene copolymers made from ethylene and hexene, wherein the ethylene/1-hexene copolymer has a density from 0.850 to 0.940 g/cm3, a melt index (I21) from 0.1 to 50 dg/ min, a melt index (I21/I2...  
WO/2023/062010A1
A monophasic propylene-ethylene random copolymer composition (R-PP), comprising: a) 30 to 70 wt.-% of a first propylene-ethylene random copolymer fraction (R-PP1), having an ethylene content in the range from 0. 1 to 5.0 mol-%; b) 30 to ...  
WO/2023/064207A1
Embodiments are directed towards thermoplastic compositions comprising: a virgin raw polymer, wherein the virgin raw polymer comprises a hydrogenation-catalyst treated polyethylene and a recycled polyethylene wherein the recycled polyeth...  
WO/2023/061974A1
The invention is directed to a heterophasic propylene copolymer composition (HPPC).  
WO/2023/064760A1
Embodiments of a thermoplastic composition comprise: from 0.5 wt% to 75.0 wt.% of a PCR comprising a blend of polyethylene recovered from post-consumer material, pre-consumer material, or combinations thereof; and from 25.0 wt.% to 99.5 ...  
WO/2023/064921A1
According to one embodiment, a process for producing unimodal ethylene/α-olefin copolymer, the process comprising contacting ethylene and, optionally, one or more (C3−C12)α-olefin comonomers with a catalyst system in a gas-phase poly...  
WO/2023/064917A1
According to one embodiment, a process for producing a unimodal ethylene/α-olefin copolymer, the process comprising contacting ethylene and one or more (C3−C12) α-olefin comonomers with a chromium-based catalyst system in a gas-phase...  
WO/2023/057478A1
The present invention relates to a composition comprising a metallocene catalysed multimodal copolymer (P) of ethylene and a LDPE recyclate, to the use of the composition in film applications and to a film comprising the polymer composit...  
WO/2023/057480A1
The present invention relates to a composition comprising a metallocene catalysed multimodal copolymer (P) of ethylene and a LDPE recyclate, to the use of the composition in film applications and to a film comprising the polymer composit...  
WO/2023/057620A1
The invention provides a biaxially oriented film comprising a polymer composition having a density 954 to 970 kg/m³ measured according to ISO 1183, and an MFR2 of 0.5 to 2.0 g/10 min, measured according to ISO 1133, wherein said composi...  

Matches 151 - 200 out of 12,612