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Matches 251 - 300 out of 14,928

Document Document Title
WO/2017/057724A1
The purpose of the present invention is to provide an olefin resin with an excellent balance of physical properties, which has good adhesiveness and is flexible while having high heat resistance. This olefin resin (β) includes a graft p...  
WO/2017/058981A1
A procatalyst for the polymerization of ethylene and optionally one or more alpha-olefins having the structure shown in formula (I) below. Formula (I) is provided. Also provided is a polymerization process using the inventive procatalyst.  
WO/2017/055336A1
The invention relates to a polypropylene composition comprising a component A being a propylene copolymer, a component B being a long-chain branched propylene homopolymer or copolymer suitable for pressure pipe applications.  
WO/2017/058910A1
The present disclosure relates to a process for synthesizing multi- or dual- headed compositions having the formula R1MA[R2MA—] NR1 by employing a sterically hindered compound and an organometallic compound in the presence of a transit...  
WO/2017/053534A1
Catalyst systems containing a Ziegler-Natta catalyst component are disclosed. Such catalyst systems can contain a co-catalyst and a supported catalyst containing a fluorided silica-coated alumina, a magnesium compound, and vanadium and/o...  
WO/2017/053543A1
Catalyst systems containing a Ziegler-Natta catalyst component are disclosed. Such catalyst systems can contain a co-catalyst and a supported catalyst containing a fluorided silica-coated alumina, a magnesium compound, and vanadium and/o...  
WO/2017/053375A1
Catalyst systems having both a metallocene catalyst component and a Ziegler-type catalyst component are disclosed. Such catalyst systems can contain a metallocene compound, a co-catalyst, and a supported catalyst containing a fluorided s...  
WO/2017/048356A1
An atactic polypropylene comb-block polyolefin comprising two blocks including a polyolefin backbone and atactic polypropylene combs pendant to the backbone having a weight average molecular weight of at least 8000 g/mole and a crystalli...  
WO/2017/048448A1
Branched ethylene-propylene-diene elastomers (bEPDM) and processes for making the bEPDM' s comprising combining a catalyst precursor and an activator at a temperature within a range from 90°C to 160°C with ethylene, a C3 to C12 α-olef...  
WO/2017/048477A1
Interpenetrated polyolefin network for use in recovering or containing hydrocarbons such as hydrocarbons contained in oil, are disclosed. Advantageously, the interpenetrated polyolefin networks absorb the hydrocarbon, including viscous h...  
WO/2017/048392A1
Metallocene-catalyzed polyethylene polymers and articles made therefrom are provided.  
WO/2017/044376A1
Methods for controlling the die swell of an olefin polymer produced using a dual catalyst system are disclosed. The die swell of the olefin polymer can be increased or decreased as a function of the catalyst weight ratio and the reactant...  
WO/2017/040005A1
Catalyst compositions that include a vanadium compound can be used to polymerize ethylenically unsaturated hydrocarbon monomers that include at least one polyene and at least one C?2#191-C?8#191 α-olefin, with the presence of a highly h...  
WO/2017/039877A1
Processes and systems for controlling modifier concentration in an ethylene polymerization reactor are disclosed.  
WO/2017/040089A1
Crosslinkable polymeric compositions comprising (a) 10 to 89 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a high-shear viscosity (V100) at 190 C and 10 % stra...  
WO/2017/032506A1
The present invention relates to a process for the production of ethylene polymers in a tubular reactor comprising reacting in said tubular reactor a feed composition comprising ethylene and one or more composition comprising one or more...  
WO/2017/034722A1
Disclosed is a method of reducing and/or regulating the level of hydrogen in a polymerization reactor comprising contacting a first feed comprising a first amount of hydrogen with a hydrogenation catalyst prior to entering a polymerizati...  
WO/2017/032535A1
The invention relates to a gas phase polymerisation process for the production of ethylene polymers in the presence of a catalyst composition based on a chromium compound, a titanium compound and a silica support material. The silica sup...  
WO/2017/034680A1
The present disclosure relates to an oil extended ethylene alpha-olefin composition including an olefin oligomer and an ethylene copolymer; where the olefin oligomer has a Number Average Molecular Weight of greater than about 200 g/mole;...  
WO/2017/029141A1
A catalyst system comprising a supported catalyst containing a) a solid support, which is a solid methylaluminoxane composition wherein: i) the aluminum content is in the range of 36 to 41 wt% and ii) the mole fraction of methyl groups d...  
WO/2017/029579A1
A method for altering the melt flow ratio (MFR) of ethylene copolymers made in a gas phase reactor using a supported Ziegler-Natta catalyst treated with a catalyst modifier. The method involves changing the amount of the catalyst modifie...  
WO/2017/025330A1
The present invention relates to a process for the continuous preparation of a polyolefin in a reactor from one or more α-olefin monomers of which at least one is ethylene or propylene, wherein the reactor comprises a fluidized bed, an ...  
WO/2017/026460A1
Disclosed is an ethylene-α-olefin copolymer rubber which contains an ethylene unit and an α-olefin unit having from 3 to 20 carbon atoms (inclusive), and which satisfies the following requirements (a) and (b). Requirement (a): When the...  
WO/2017/025327A1
The present invention relates to a process for the continuous preparation of polypropylene in a reactor from propylene and optionally ethylene and/or at least one other oolefin monomer, wherein the reactor comprises a fluidized bed, an e...  
WO/2017/025331A1
The present invention relates to a process for the continuous preparation of a polyolefin in a reactor from one or more α-olefin monomers of which at least one is ethylene or propylene, wherein the reactor comprises a fluidized bed, an ...  
WO/2017/021824A1
By controlling the ratio of catalyst components or the type of activator the homogeneity of a polymer produced using a single site catalyst may be improved.  
WO/2017/016006A1
Disclosed is a polypropylene tail gas recovery device. The polypropylene tail gas recovery device comprises a compression unit, a drying unit, a membrane separation unit and a cryogenic separation unit connected in sequence, wherein the ...  
WO/2017/019380A1
A method of monitoring a solid component of a reactor feed stream (12, 12a) in a polymer production system, such as a loop slurry process (100), comprising (a) measuring a turbidity of the reactor feed stream (12, 12a) with a turbidimete...  
WO/2017/019529A1
The present disclosure provides a composition comprising: A) a propylene/C4-C10 alpha-olefin interpolymer; (i)) a total unsaturation per mole of propylene from 0.010% to 0.030%, (ii) a density from 0.855 g/cc to 0.890 g/cc, and (iii) a m...  
WO/2017/013246A1
The present invention relates to a process for the preparation of branched polyolefins having pending polar functionalities via the copolymerization of first an olefin monomer and second an olefin monomer comprising a main group metal hy...  
WO2017009058A1
The invention is directed to bimodal polyethylene having a flow ratio FRR ranging between ≥ 30 and ≤ 40, a density ranging between ≥ 949.0 and ≤ 952.0 kg/m3, an MFR 190/5 ranging between ≥ 0.1 and ≤ 0.2 g/10min and comprising...  
WO/2017/005867A1
Novel copolymers having a density (D) in the range 0.895 - 0.910 g/cm3, a melt index MI2 (2.16 kg, 190°C) in the range of 0.01 - 6 g/10 min, a Compositional Distribution Branch Index (CDBI) in the range 55-85%, and a sealing initiation ...  
WO/2017/007640A1
Catalyst systems having both a metallocene catalyst component and a Ziegler-Natta component are disclosed. Such catalyst systems can contain a metallocene compound, an activator-support, an organoaluminum compound, and a Ziegler-Natta co...  
WO/2017/007199A1
The present invention relates to a method for producing a vinyl acetate-ethylene copolymer emulsion which has high production stability and compatibility between raw materials, has a small amount of residual monomers, and is capable of i...  
WO/2017/003056A1
The present invention relates to a hydrogenated hydrocarbon resin, and a preparation method therefor and, more specifically, a process is simplified, a material supply problem is solved and, simultaneously, a hydrogenated hydrocarbon res...  
WO/2017/004320A1
A process to form an ethylene-based polymer comprising, in polymerized form, ethylene and at least one acid comonomer, said process comprising polymerizing a reaction mixture comprising the ethylene and the acid comonomer, in a reactor c...  
WO/2017/002625A1
Provided is a method for producing a halogenated isoolefin polymer, which is capable of halogenating, at a high rate, an alkyl group derived from an alkyl styrene in an isoolefin polymer that is polymerized using titanium chloride. In a ...  
WO/2017/001151A1
The present invention relates to an ethylene polymer comprising moieties according to formula (I): wherein R is a moiety comprising ≥1 and ≤10 carbon atoms; wherein the ethylene polymer has a molecular weight distribution of ≥ 3.0 ...  
WO/2017/004462A1
The disclosure provides a polymerization process for producing ethylene based polymers comprising polymerizing ethylene and optionally one or more α-olefins in the presence of a catalyst systems in a reactor system having one or more re...  
WO/2017/004456A1
The disclosure provides a polymerization process for producing ethylene based polymers comprising polymerizing ethylene and optionally one or more a-olefins in the presence of one or more first catalyst systems and optionally one or more...  
WO/2017/001479A1
The present invention relates to an olefin polymerization process, wherein propylene and a C4 to C10 α-olefm monomer, preferably 1-butene- and optionally ethylene are reacted in the presence of a Ziegler-Natta catalyst so as to obtain a...  
WO/2017/003157A1
The present invention relates to a hydrogenated petroleum resin, and to a production method and use therefor, and more specifically relates to a hydrogenated petroleum resin produced by subjecting dicyclopentadiene and an olefinic monome...  
WO/2017/001152A1
The present invention relates to an ethylene polymer comprising moieties according to Formula (IB): wherein R is a moiety comprising ≥1 and ≤10 carbon atoms; wherein R1 and R2 are each individually hydrogen or a moiety comprising ≥...  
WO/2017/001474A1
The present invention relates to an olefin polymerization process, wherein propylene and a C4 to C10 a-olefin, preferably 1-butene and optionally ethylene are reacted in the presence of a Ziegler-Natta catalyst so as to obtain a polyprop...  
WO/2017/003057A1
The present invention relates to a hydrocarbon resin and a preparation method therefor and, more specifically, a catalyst removal process is excluded by thermally polymerizing a diolefin and an olefin, a problem of material supply is sol...  
WO/2016/209043A1
The present invention provides a catalyst composition for preparing a conjugated diene polymer and a conjugated diene polymer prepared by means of same, the conjugated diene polymer comprising a functional group agent in the following ch...  
WO/2016/209046A1
The present invention provides a catalyst composition for preparing a conjugated diene polymer and a conjugated diene polymer prepared by means of same, the conjugated diene polymer comprising a functional group agent in the following ch...  
WO/2016/209042A1
The present invention provides a catalyst composition for preparing a conjugated diene polymer and a conjugated diene polymer prepared by means of same, the conjugated diene polymer comprising a functional group agent in the following ch...  
WO/2016/209044A1
The present invention provides a catalyst composition for preparing a conjugated diene polymer and a conjugated diene polymer prepared by means of same, the conjugated diene polymer comprising a functional group agent in the following ch...  
WO/2016/206911A1
The invention relates to a process for the production of high density polyethylene having a density in the range between 945 and 965 kg/m3 by polymerisation of ethylene in the presence of a silylchromate based catalyst and a reducing age...  

Matches 251 - 300 out of 14,928