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Matches 1 - 50 out of 43,280

Document Document Title
WO/2018/130539A1
The invention relates to a solid catalyst system comprising a chromium compound, a metal compound, an aluminium compound and a silicon oxide support, wherein the silicon oxide support has an average particle diameter in the range between...  
WO/2018/132582A1
Systems and methods for Atom Transfer Radical Polymerization (ATRP) emulsion polymerization are provided. The ATRP emulsion polymerization comprises a suspending medium, a dispersed medium, a surfactant, a transition metal compound in a ...  
WO/2018/130638A1
The invention relates to high purity polypropylenes and polypropylene compositions suitable for injection molding in which the polypropylene is characterized by a percentage of 2,1 - insertions, relative to the total number of propylene ...  
WO/2018/132247A2
The present disclosure relates to bridged metallocene catalysts that include at least one indenyl ligand substituted at the 2-position with a C3-C10 branched alkyl, such as isopropyl. Catalyst systems including the catalysts, polymerizat...  
WO/2018/131793A1
The present invention provides an olefin polymer having excellent processability and dimensional stability, thereby being useful for blow molding of pipes and the like.  
WO/2018/127772A1
The present invention relates to a novel transition metal compound based on a cyclopenta[a]naphthalene group, a transition metal catalyst composition comprising the same which has high catalytic activity for producing an ethylene homopol...  
WO/2018/127795A1
The present invention relates to: a novel indene-based transition metal compound; a transition metal catalyst composition for preparing an ethylene homopolymer or a copolymer of ethylene and one or more α-olefins, containing the same an...  
WO/2018/122031A1
The invention relates to a polypropylene composition which combines low sealing initiation temperature (SIT) and high melting point (Tm), thus having a broad sealing window.  
WO/2018/125690A1
A method of preparing a catalyst support comprising contacting an acid-soluble titanium-containing compound with an acid to form a first mixture; contacting the first mixture with an alkali metal silicate to form a hydrogel which has a s...  
WO/2018/122033A1
The invention relates to a polypropylene composition which combines low sealing initiation temperature (SIT) and high melting point (Tm), thus having a broad sealing window.  
WO/2018/125733A1
Embodiments of the present disclosure are directed to methods of preparing an alkoxysilane functionalized polymer, the method comprising: introducing an anionic polymerization initiator to a reactor comprising a reactive mixture includin...  
WO/2018/124626A1
Provided are an acryl-based graft copolymer, a preparation method therefor, and a thermoplastic resin composition comprising the acryl-based graft copolymer, the acryl-based graft copolymer comprising: a rubber polymer, which comprises a...  
WO/2018/119538A1
The present invention relates to a method that allows the synthesis of oxidised and reduced polymer/carbon nanocomposites, the polymer being an olefin, more particularly polyethylene, the nanocomposites being obtained via in-situ polymer...  
WO/2018/122693A1
The present invention relates to a novel transition metal compound based on a cyclopenta[b]thiophenyl group, a transition metal catalyst composition, comprising same and having a high catalytic activity, for preparing ethylene homopolyme...  
WO/2018/123070A1
Provided are a novel Ziegler-Natta catalyst and a novel UHMWPE produced using the one thereof. Mixing MgO nanoparticles, a hydrocarbon solvent, and a surfactant produces the well-dispersed MgO nanoparticle-based Ziegler-Natta catalyst. C...  
WO/2018/122134A1
Claimed are metallocene-complexes of formula (I) [formula (I')] wherein M is Hf or Zr, L is a bridge comprising 1-2 C- or Si-atoms, The other variables are as defined in the claims.  
WO/2018/124562A1
The present invention relates to an ABS-based graft copolymer, a preparation method, and a thermoplastic resin composition containing the same and, more specifically, the amount of unnecessary residues in an ABS-based graft copolymer lat...  
WO/2018/122263A1
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), presenting thus a broad...  
WO/2018/117363A1
The present invention provides a polyolefinic film containing an olefin polymer exhibiting excellent processability and improved mechanical properties and transparency by having the quantity of a branched polymer structure in the polymer...  
WO/2018/117596A1
A polyolefin and a manufacturing method thereof are provided. The polyolefin is formed by copolymerization of an olefin-based monomer and a comonomer, and satisfies the following characteristics (1) to (3): (1) a melting temperature (Tm)...  
WO/2018/115168A1
The invention relates to a method for continuous synthesis of a modified diene elastomer comprising at least one silicon atom directly linked to the elastomer chain, said method comprising: a) a polymerisation step using n reactors r1 to...  
WO/2018/115167A1
The invention relates to a method for continuous synthesis of a modified diene elastomer comprising at least one silicon atom directly linked to the elastomer chain, comprising: a) a step of polymerisation by means of n reactors r1 to rn...  
WO/2018/113554A1
Provided is an alkoxy magnesium supported olefin polymerization catalyst component, comprising the reaction products of the following components: at least one alkoxy magnesium compound of Mg(OR1')N(OR2')2-N, at least one titanium compoun...  
WO/2018/119168A1
Embodiments of the present disclosure are directed to functionalized copolymers produced by copolymerization of at least one conjugated diolefin monomer and at least one vinyl monomer, the functionalized copolymer comprising at least one...  
WO/2018/115342A1
The present invention relates to a liquid composition comprising a monomer, a (meth)acrylic polymer and at least two initiators. In particular the present invention relates to a liquid composition comprising a monomer, a (meth)acrylic po...  
WO/2018/117364A1
The present invention provides an olefin polymer exhibiting excellent film processability and physical properties, and a preparation method therefor.  
WO/2018/114453A1
A solid catalyst component comprising Ti, Mg, chlorine and an internal donor selected from esters of aliphatic monocarboxylic acids (EAA) and another internal donor selected from cyclic ethers (CE) such as the EAA/CE molar ratio ranges f...  
WO/2018/119157A1
Compositions including a thermosetting polymer network and a mechanophore covalently bonded to the thermosetting polymer network are provided. Substrates including the compositions are provided. In addition, methods of making the composi...  
WO/2018/114347A1
The present invention relates to a solid Ziegler-Natta catalyst component comprising transition metal compound of Group 4 to 6, and a polymeric nitrogen containing electron donor, preferably selected from linear or branched polyalkylenei...  
WO/2018/117037A1
An acrylic rubber having an acrylate ester monomer unit and a constituent unit that is derived from a cross-linkable monomer. The acrylic rubber has a weight-average molecular weight of 1,000,000–4,000,000 and an oligomer amount of no ...  
WO/2018/114594A1
The invention relates to a copolymer of the ethylene monomer and the StyP monomer of formula CH2=CH((C6H4)-P(R1)2), R1 being an alkyl or aryl group, the copolymer comprising a molar percentage of StyP of between 0.1 and 10 in relation to...  
WO/2018/117038A1
An acrylic rubber having a polymer chain including an acrylate ester monomer unit and a constituent unit that is derived from a cross-linkable monomer. The acrylic rubber has a nitrogen-containing vinyl monomer unit on at least one termi...  
WO/2018/118259A1
Disclosed herein are spray-dried catalyst compositions including one or more olefin polymerization catalysts and at least one support of an organosilica material, optionally, with at least one activator. The spray-dried catalyst composit...  
WO/2018/117403A1
The present invention relates to a hybrid supported metallocene catalyst, and a method for preparing a polyolefin by using the same. According to the present invention, a polyolefin having excellent environmental stress crack resistance ...  
WO/2018/117408A1
Provided in the present invention is an olefin polymer in which long chain branches (LCBs) are introduced to metallocene linear low-density polyethylene (mLLDPE) so as to control the initial storage modulus, and thus the olefin polymer h...  
WO/2018/108917A1
Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (I), M is Hf or a mixture with Zr, provided that more than 50% by moles of the ...  
WO/2018/107295A1
A Brønsted­Lowry acid initiator system for cationic polymerization of an ethylenically unsaturated monomer involves an initiator having a structure of Formula (I) in an anhydrous polymerization medium (I) where: M is tantalum (Ta), van...  
WO/2018/110179A1
The peroxycinnamate derivative according to the present invention is represented by general formula (1) (in formula (1), n represents an integer from 1 to 3; each R1 independently represents a substituent represented by general formula (...  
WO/2018/108918A1
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 a mixture with Zr, provided that more than 50% by moles...  
WO/2018/110915A1
The present invention relates to a high-density ethylene-based polymer composed of an ethylene homopolymer or a copolymer of ethylene and at least one comonomer selected from the group consisting of α-olefins, cyclic olefins, and linear...  
WO/2018/108935A1
The invention relates to a process for the preparation of a heterophasic propylene copolymer consisting of a propylene-based matrix and a dispersed ethylene-α-olefin copolymer, comprising the steps of a) preparing the propylene-based ma...  
WO/2018/109337A1
Method for synthesis of modified diene polymers comprising the steps of anionic polymerisation of at least one diene monomer in the presence of a polymerisation initiator, and of modifying the living polymer obtained in the preceding ste...  
WO/2018/108936A1
The invention relates to a process for the preparation of a propylene homopolymer or a propylene α-olefin random copolymer comprising the step of a) preparing a propylene homopolymer or a propylene α-olefin random copolymer, wherein th...  
WO/2018/106010A1
Disclosed is a three-component copolymer having excellent mechanical physical properties compared with an existing three-component copolymer of ethylene, α-olefin, and a diene, in which propylene is used as the α-olefin. The copolymer ...  
WO/2018/105852A1
The present invention provides: a hybrid support catalyst capable of readily preparing an olefin polymer, which has improved bubble stability and can exhibit excellent blown film processability by having improved melt strength even while...  
WO/2018/105865A1
The present invention relates to a catalyst composition for synthesizing an olefin copolymer comprising a first metallocene catalyst, a second metallocene catalyst, and a third metallocene catalyst, each having a specific chemical struct...  
WO/2018/106349A1
This invention relates to a catalyst compound for an olefin polymerization catalyst system represented by formula (I) where each T is independently O, S, or N, each Q is independently C or Si; each R1, R2, and R3 is a substituted C1 to C...  
WO/2018/106029A1
The present invention relates to a transition metal compound for an olefin polymerization catalyst, represented by chemical formula 1, an olefin polymerization catalyst comprising same, and a polyolefin polymerized using same.  
WO/2018/104211A1
The present invention concerns a process for the preparation of a copolymer comprising the steps of copolymerizing under suitable reaction conditions at least one first type of olefin monomer and at least one second type of functionalize...  
WO/2018/106388A1
A polyethylene useful for a film comprising ethylene derived units and within a range from 0.5 to 20 wt% of C3 to C12 α-olefin derived units, an I2 value within a range from 0.5 to 20 g/10 min, an I21 value within a range from 5 to 100 ...  

Matches 1 - 50 out of 43,280