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Matches 251 - 300 out of 14,361

Document Document Title
WO/2015/171588A1
A metallocene-catalyzed polyethylene copolymer having a zero shear viscosity (η ° ) of from about 1X102 Pa-s to about 5X103 Pa-s and a ratio of a z-average molecular weight to a number average molecular weight (Mz/Mn) of from about 4 t...  
WO/2015/169652A1
A multilayer film is characterized by having at least a skin layer comprising a propylene -- ethylene copolymers characterized by the following features: ethylene derived units content of between 1.0 wt% and 15.0% wt%; molecular weight d...  
WO/2015/169831A1
Propylene-ethylene copolymers showing an ethylene content of between 0.1 and 10% by weight, a molecular weight distribution (MWD), expressed in terms of Mw/Mn, greater than 3.0 and a content of xylene soluble fraction (XS) and ethylene c...  
WO/2015/164973A1
The invention relates to an efficient polymerization process and its use to produce novel copolymers with a specific microstructure. In particular, the invention relates to butyl rubbers with novel microstructure, preferably those obtain...  
WO/2015/164971A1
The invention relates to an efficient polymerization process and its use to produce novel copolymers with a specific microstructure. In particular, the invention relates to butyl rubbers with novel microstructure, preferably those obtain...  
WO/2015/164966A1
A process for producing a copolymer involves contacting at least one isoolefin monomer with at least one multiolefin and/or β-pinene monomer in the presence of at least one Lewis acid and at least one initiator in a diluent. The diluent...  
WO/2015/164963A1
A copolymer has high levels of multolefin incorporation. A process for producing the copolymer having high levels of multiolefin incorporation involves contacting at least one isoolefin monomer with at least one multiolefin and/or β-pin...  
WO/2015/164965A1
A copolymer has low levels of cyclic oligomeric compounds, which are undesirable impurities in certain applications. The cyclic oligomeric compounds are provided in an advantageously low ratio of C21/C13 oligomers. The C13 oligomers are ...  
WO/2015/164964A1
A copolymer has low levels of isoprenoid (short chain branching) structures. A process for producing the copolymer having low isoprenoid content involves contacting at least one isoolefin monomer with at least one multiolefin and/or β-p...  
WO/2015/162212A1
The invention relates to a pipe comprising at least one metallocene-catalyzed polyethylene resin, wherein the polyethylene resin has a multimodal molecular weight distribution and comprises at least two metallocene-catalyzed polyethylene...  
WO/2015/158790A3
Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I) wherein M is Hf or Zr X is a sigma ligand, L is a bridge of the formula -Si...  
WO/2015/158791A3
Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I) wherein M is Hf X is a sigma ligand, L is a bridge of the formula -SiR8 2-,...  
WO/2015/158790A2
Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I) wherein M is Hf or Zr X is a sigma ligand, L is a bridge of the formula -Si...  
WO/2015/158791A2
Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I) wherein M is Hf X is a sigma ligand, L is a bridge of the formula -SiR8 2-,...  
WO/2015/155443A1
The present invention relates to a bituminous binder, comprising 97% to 99.9%, by weight of the binder, of bitumen, a combination of two thermoplastic polymers representing 0.1 to 3 % by weight of the binder, the first polymer consisting...  
WO/2015/156600A1
The present invention relates to a highly elastomeric ethylene-based tetrapolymer and a method for preparing the same and, more specifically, to a highly elastomeric ethylene-based tetrapolymer comprising one or more functional units at ...  
WO/2015/155243A1
The present invention relates to a process for the emulsion polymerization of free- radically polymerizable, ethylenically unsaturated main monomers, and optionally further auxiliary monomers copolymerizable therewith, wherein the polyme...  
WO/2015/152268A1
[Problem] To provide an ethylene-α-olefin copolymer that has excellent mechanical strength and excellent molding characteristics. [Solution] An ethylene-α-olefin copolymer that has a specific melt flow rate (MFR), density, and molecula...  
WO/2015/152266A1
[Problem] To provide an ethylene-α-olefin copolymer that has an excellent polyolefin resin molding characteristic-improving effect, that has an excellent balance-improving effect with respect to impact strength and rigidity, and that ha...  
WO/2015/152267A1
[Problem] To provide an ethylene-α-olefin copolymer that has an excellent polyolefin resin molding characteristic-improving effect and that has an excellent balance-improving effect with respect to impact strength and rigidity. [Solutio...  
WO/2015/153082A1
Continuity compositions are provided as are methods of their preparation. The compositions comprise at least one metal carboxylate salt which is modified with at least one molten fatty amine. These compositions find advantageous use in o...  
WO/2015/153429A1
A powdery opacifying additive, comprising a polymer of one or more monomers from the group comprising vinyl esters, (meth)acrylic esters, vinylaromatics, olefins, 1,3 dienes and vinyl haiides and, if appropriate, further monomers which a...  
WO/2015/152343A1
The present invention addresses the problem of providing a cross-copolymer having excellent flexibility, heat resistance, cold resistance and mechanical properties. The present invention also addresses the problem of providing a resin co...  
WO/2015/152991A1
Polymerization catalyst compositions are provided as are methods of their preparation. The compositions comprise fatty amines and find advantageous use in olefin polymerization processes. The catalyst composition comprises at least one s...  
WO/2015/150215A1
The invention relates to a process a system and a high pressure pump for the preparation of a copolymer of ethylene and a di- or higher functional (meth) acrylate in a tubular reactor, comprising the steps of: injecting ethylene at a pre...  
WO/2015/147186A1
 Provided is an olefin resin having improved heat resistance and tackiness, as well as excellent optical characteristics and low-temperature characteristics, and an enhanced balance of these properties. This olefin resin satisfies cond...  
WO/2015/148889A1
Provided are a viscosity modifier for lubricating oils for obtaining an additive composition for lubricating oils having excellent fluidity in a wide temperature range from low temperature to high temperature; and said additive compositi...  
WO/2015/140003A1
The invention relates to an adhesive (7), comprising 15 wt% to 98 wt%of at least one elastomer plastic, selected from a group composed of polyethylene (PE), polypropylene (PP), ethylene vinyl acetate (EVA ), ethylene methyl acetate (EMA)...  
WO/2015/142547A1
This invention relates to a copolymer prepared using two or more non-coordinating anion activators comprising a first C2 to C12 alpha olefin (such as ethylene), a second C3 to C12 alpha olefin (such as propylene) different from the first...  
WO/2015/137262A1
The purpose of the present invention is to provide a coated polypropylene-based molded article that can act as an exceptional gas barrier. The coated polypropylene-based molded article according to the present invention is provided with ...  
WO/2015/135903A1
A solid catalyst component for the (co)polymerization of olefins CH2=CHR, in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, comprising Ti, Mg, and Cl, and optionally an electron donor compound selected from the grou...  
WO/2015/138673A1
Disclosed herein are ethylene-based polymers having a density greater than 0.945 g/cm3, a high load melt index less than 25 g/10 min, a peak molecular weight ranging from 52,000 to 132,000 g/mol, and an environmental stress crack resista...  
WO/2015/138674A1
Disclosed herein are ethylene-based polymers having a higher molecular weight component and a lower molecular weight component, and characterized by a density greater than 0.945 g/cm3, a melt index less than 1.5 g/10 min, and a ratio of ...  
WO/2015/132346A1
The invention relates to a process for the preparation of ethylene α-olefin copolymers by copolymerizing ethylene with α-olefins in the presence of a catalyst formed by contacting metallocene complex with a cocatalyst, wherein the meta...  
WO/2015/127563A1
There is provided a process for producing an ionomer comprising the steps of (a) admixing in a mixer a halogenated copolymer with at least one nitrogen and/or phosphorus based nucleophile and (b) extruding the mixture from step (a). The ...  
WO/2015/129414A1
[Solution] A cross-linked product production method according to the present invention includes: a step for melt-processing an ethylene copolymer (A) that satisfies all of conditions (1), (2), and (3) and that has a structural unit deriv...  
WO/2015/123166A1
Catalyst systems and methods for making and using the same. A method of polymerizing olefins to produce a polyolefin polymer with a multimodal composition distribution, includes contacting ethylene and a comonomer with a catalyst system....  
WO/2015/123179A1
Catalyst systems and methods for making and using the same are described. A method includes selecting a catalyst blend using a blend polydispersity index (bPDI) map. The polydispersity map is generated by generating a number of polymers ...  
WO/2015/123171A3
Catalyst systems and methods for making and using the same. A method of methylating a catalyst composition while substantially normalizing the entiomeric distribution is provided. The method includes slurrying the organometallic compound...  
WO/2015/123171A8
Catalyst systems and methods for making and using the same. A method of methylating a catalyst composition while substantially normalizing the entiomeric distribution is provided. The method includes slurrying the organometallic compound...  
WO/2015/123177A1
A method of polymerizing olefins is disclosed. The method comprises contacting ethylene and at least one comonomer with a catalyst system to produce a polyolefin polymer that is multimodal. The catalyst system comprises a first catalyst ...  
WO/2015/123172A1
A system and method of producing polyethylene, including: polymerizing ethylene in presence of a catalyst system in a reactor to form polyethylene, wherein the catalyst system includes a first catalyst and a second catalyst; and adjustin...  
WO/2015/123168A8
Catalyst systems and methods for making and using the same. A method of polymerizing olefins to produce a polyolefin polymer with a multimodal composition distribution, includes contacting ethylene and a comonomer with a catalyst system....  
WO/2015/123164A1
Polymers, and systems and methods for making and using the same are described herein. A polymer includes ethylene and at least one alpha olefin having from 4 to 20 carbon atoms. The polymer has a melt index ratio (MIR) greater than about...  
WO/2015/122415A1
The purpose of the present invention is to obtain an ethylene/α-olefin/non-conjugated polyene copolymer that has a low permanent compression set at low temperatures, is flexible, and has an excellent balance of rubber elasticity at low ...  
WO/2015/122495A1
Provided is a novel ethylene/α-olefin/non-conjugated polyene copolymer that has few long-chain branches and that comprises a constituent unit that is derived from: ethylene (A); an α-olefin (B) that has 3-20 carbon atoms; and a non-con...  
WO/2015/122414A1
[Problem] To provide a method for producing an ethylene/alpha olefin copolymer having a high molecular weight, even under high polymerization temperatures. [Solution] A method for producing an ethylene/alpha-olefin copolymer, wherein eth...  
WO/2015/123165A3
Polymers, and systems and methods for making and using the same are described herein. A polymer includes ethylene and at least one alpha olefin having from 4 to 20 carbon atoms. The polymer is formed by a trimmed catalyst system includin...  
WO/2015/123169A1
Catalyst systems and methods for making and using the same. A method of polymerizing olefins to produce a polyolefin polymer with a multimodal composition distribution, includes contacting ethylene and a comonomer with a catalyst system....  
WO/2015/123168A1
Catalyst systems and methods for making and using the same. A method of polymerizing olefins to produce a polyolefin polymer with a multimodal composition distribution, includes contacting ethylene and a comonomer with a catalyst system....  

Matches 251 - 300 out of 14,361