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Matches 1 - 50 out of 15,120

Document Document Title
WO/2019/052822A1
A propylene ethylene copolymer having: i) xylene soluble fraction at 25 °C ranging from 14 wt% to 27 wt% ii) intrinsic viscosity of the fraction soluble in xylene at 25°C ranging from 1.0 to 2.4 dl/g; iii) melt flow rate, MFR, ranging ...  
WO/2019/048529A1
The invention relates to a process for producing a polypropylene composition by sequential polymerization, said polypropylene composition having low sealing initiation temperature (SIT) and high melting point (Tm), thus providing a broad...  
WO/2019/042875A1
The present application relates to a polypropylene composition having a melt flow rate MFR.2 (230 °C) measured according to ISO 1133 in the range of 5 to 50 g/10min, to a composition comprising the polypropylene composition and one or m...  
WO/2019/046085A1
A bimodal polyethylene composition made with a bimodal catalyst system, wherein the bimodal polyethylene composition has from greater than 0 to 14 weight percent of polyethylene polymers having a weight-average molecular weight of from g...  
WO/2019/044855A1
A purpose of the present invention is to provide a catalyst composition of high polymerization activity. Another purpose is to provide a polymer production method. Another purpose is to provide a polymer produced according to said polyme...  
WO/2019/043669A1
The activity of an in situ prepared Ziegler Natta catalyst in a solution polymerization may be tuned on a continuous basis by monitoring the catalyst activity (conversions) and on a frequent periodic basis incrementally adjusting the alk...  
WO/2019/038395A1
The present invention is directed towards random-heterophasic propylene copolymers with a specific ratio of stiffness to impact balance and specific relation between glass transition temperature and comonomer content. The invention is fu...  
WO/2019/040845A1
A composition comprising an ethylene/C5-C10 alpha-olefin/non-conjugated polyene interpolymer, wherein the interpolymer meets the following relationship: Tg (°C) ≤ [0.625(°C/wt%)XC - 55°C], where Tg is the glass transition temperatur...  
WO/2019/039731A1
One embodiment of the present invention provides a polyolefin copolymer production method characterized by stirring and pyrolyzing an ethylene/α-olefin interpolymer at 350°C to 500°C for 10 seconds to 90 minutes, the ethylene/α-olefi...  
WO/2019/038098A1
The present invention relates to a block copolymer, being the reaction product of: at least one functionalized polyfarnesene comprising a polymeric chain derived from farnesene and having at least one functional terminal end selected fro...  
WO/2019/036649A1
Medical devices comprise a polymeric body comprising: a base polymeric formulation comprising at least a polymer or co-polymer of propylene; and an additive comprising a copolymer having a polypropylene backbone and hybrid micromolecule ...  
WO/2019/036650A1
Medical devices comprise a polymeric body comprising: a base polymeric formulation comprising at least a polymer or co-polymer of propylene; and an additive comprising a copolymer having a polypropylene backbone and hybrid micromolecule ...  
WO/2019/031521A1
Provided is a fluorine-containing copolymer composition which makes it possible to form a uniform coating. This composition contains: a fluorine-containing copolymer which has a tetrafluoroethylene-based unit, an ethylene-based unit, and...  
WO/2019/027586A1
The present invention provides a supported catalyst system comprising: a bridged group 4 metallocene compound, an iron compound, specifically a 2,6-bis(imino)pyridyl iron complex, a support material and an activator. The present inventio...  
WO/2019/027572A1
The present disclosure provides catalysts having a homoallylic bridge (and/or naphthyl moieties) located at a certain position on the catalysts which provides catalyst productivity values of 10,000 gPgcat-1hr-1 or greater and polyolefins...  
WO/2019/027575A1
Bis phenolate transition metal complexes are disclosed for use in alkene polymerization, with optional chain transfer agent, to produce polyolefins.  
WO/2019/027605A1
The present disclosure provides films made of polyethylene (PE) compositions. In at least one embodiment, a film includes a polyethylene composition, comprising: ethylene content and from 0 to 25 mol% of C3-C40 olefin comonomer content, ...  
WO/2019/025528A1
The present invention relates to a catalyst composition comprising: catalyst component A comprising a bridged metallocene compound with two indenyl groups, each indenyl being substituted with one or more substituents, wherein at least on...  
WO/2019/026839A1
The present invention addresses the problem of providing a copolymer obtained using a cycloolefin monomer containing a double bond outside the ring and a production method for the copolymer. The present invention provides a copolymer obt...  
WO/2019/027587A1
A polyethylene composition comprising from about 0.5 to about 20 wt% of alpha-olefin derived units other than ethylene-derived units, with the balance including ethylene-derived units, total internal unsaturations (Vy1+Vy2+T1) of from ab...  
WO/2019/027585A1
The present disclosure provides a supported catalyst system and process for use thereof. In particular, the catalyst system includes an unbridged metallocene compound, an additional unbridged metallocene compound having a structure diffe...  
WO/2019/027525A1
A process for producing an ethylene copolymer, the process including: (a) contacting ethylene with at least one polar comonomer in the presence of at least one modifier and at least one free radical initiator in a tubular reactor under p...  
WO/2019/025530A1
The present invention relates to a catalyst composition comprising: catalyst component A comprising a bridged metallocene compound with two tetrahydroindenyl groups, each group being unsubstituted or substituted; catalyst component B com...  
WO/2019/015949A1
A propylene 1-hexene copolymer containing from 5.7 to 7.7% by weight, of 1-hexene derived units having: a) solubility in xylene at 25° C ranging from 7.0 wt% to 15.0 wt%; b) the melting temperature, measured by DSC ranging from 143.0 °...  
WO/2019/018157A1
Methods for determining the concentration of transition metal compounds in a solution containing more than one transition metal compound are described. Polymerization reactor systems providing real-time monitoring and control of the conc...  
WO/2019/011813A1
The invention relates to an efficient process for the preparation of isoolefin polymers such as polyisobutene or butyl rubber by polymerization of isobutene and optionally further monomers in the presence of an initiator system prepared ...  
WO/2019/013554A1
The present invention relates to: a propylene-butene copolymer resin composition to be used for a nonwoven fabric; a method for preparing the same; and a spunbond nonwoven fabric manufactured by using the composition and, specifically, o...  
WO/2019/013872A1
A process comprising combining a polymerization catalyst with propylene at a polymerization temperature to produce polypropylene granules having an MFR1, wherein the temperature of the polypropylene granules is maintained at least at the...  
WO/2019/011814A1
The invention relates to an efficient process for the preparation of isoolefin polymers such as polyisobutene or butyl rubber by polymerization of a liquid medium comprising the monomer(s) and ethane or carbon dioxide that is substantial...  
WO/2019/011967A1
The present invention relates to an injection-molded article, comprising at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the at least one metallo...  
WO/2019/007655A1
Process for producing a heterophasic propylene copolymer using a specific class of metallocene complexes in a multistage polymerization process including a gas phase polymerization step. The invention further relates to the use of cataly...  
WO/2019/005262A1
Disclosed is a polypropylene with an MFR of at least 20 g/10 min comprising a homopolypropylene and within a range from 2 wt% to 20 wt% of a propylene-α-olefin copolymer by weight of the polypropylene, where the homopolypropylene has a ...  
WO/2019/002346A1
The invention relates to a process for producing a polypropylene composition by sequential polymerization the polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high leve...  
WO/2019/002345A1
The invention relates to a process for producing a polypropylene composition by sequential polymerization the polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high leve...  
WO/2018/236863A1
Embodiments are directed to catalyst systems comprising at least one metal ligand complex and to processes for polyolefin polymerization incorporating the catalyst systems. The metal ligand complexes have the following structures:  
WO/2018/236996A1
Embodiments are directed to catalyst systems comprising at least one metal ligand complex and to processes for polyolefin polymerization incorporating the catalyst systems. The metal ligand complexes have the following structures: (I)  
WO/2018/236053A1
Disclosed are a system and a method for controlling an ethylene vinyl acetate copolymerization process. The system for controlling an ethylene vinyl acetate copolymerization process according to the present technology may comprise: a dat...  
WO/2018/236738A1
Embodiments are directed to a catalyst system comprising metal ligand complexes and processes for polyolefin polymerization using the metal ligand complex having the following structure:  
WO/2018/230410A1
Provided are a rubber composition attaining excellent breaking strength and a tire obtained using the rubber composition. The rubber composition comprises a first copolymer and a second copolymer, wherein the first copolymer and the seco...  
WO/2018/231224A1
Compositions are provided which include blends of (A) branched and/or bimodal ethylene copolymers and (B) linear ethylene copolymers. The branched and/or bimodal ethylene copolymers may be produced using a dual metallocene catalyst syste...  
WO/2018/224775A1
The present invention relates to a copolymer consisting of a 1,3-diene and an olefin selected from the group consisting of α-monoolefins, ethylene and mixtures thereof, which copolymer bears, at one of its chain ends, an alkoxysilyl or ...  
WO/2018/224774A1
The present invention relates to an ethylene and 1,3-butadiene copolymer containing ethylene units, butadiene units and 1,2-cyclohexanediyl cyclic structural units, and bearing, at one of its chain ends, an alkoxysilyl or silanol functio...  
WO/2018/226851A2
Fire retardant compositions including a base polymer, a fire retardant filler, and a fire retardant synergist are disclosed. The fire retardant compositions are halogen-free and heavy metal-free and can be crosslinked to form a cable ins...  
WO/2018/220458A1
The disclosure provides an ethylene copolymer having a density of from 0.912 g/cm3 to 0.925 g/cm3, a melt flow ratio (I21/I2) of from 20 to 30, and a normal comonomer distribution profile in a GPC-FTIR analysis, wherein the normal comono...  
WO/2018/223045A1
An ethylene-based polymer formed from reacting at least the following: ethylene and at least one asymmetrical polyene, and wherein the reaction takes place in the presence of at least one free-radical initiator; and wherein the at least ...  
WO/2018/222310A1
A polypropylene comprising within a range from 0.1 wt% to 4 wt% ethylene and/or C4 to C12 a-olefin derived units, one or more clarifiers, or both; wherein the polypropylene has a flexural modulus of at least 200 kpsi (0.05 in/min ASTM D7...  
WO/2018/220486A1
Disclosed are methods and conditions for manufacturing a polyethylene polymer or copolymer in a liquid/liquid biphasic non-adiabatic reaction, and the compositions and articles made therefrom.  
WO/2018/214868A1
The invention relates to a ternary blend having a core/shell structure comprising: (1) PA as a matrix, and (2) a core/shell particle, wherein the shell is EPDM-g-MA, and the core is PP or PC.  
WO/2018/210893A1
The present invention deals with a new unimodal propylene-ethylene random copolymer providing improved resistance against gamma irradiation as well as compositions comprising the new unimodal propylene-ethylene random copolymer and final...  
WO/2018/210477A1
A propylene butylene polymer composition comprising A) a propylene butylene copolymer or a propylene butylene ethylene terpolymer which is - free of phthalic acid esters as well as decomposition products thereof; - obtained by a Ziegler-...  

Matches 1 - 50 out of 15,120