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Matches 1 - 50 out of 43,737

Document Document Title
WO/2019/052900A1
A process for the preparation of a solid catalyst component for the (co)polymerization of CH2=CHR olefins, in which R is hydrogen or hydrocarbyl radical with 1-12 carbon atoms, comprising a Ti compound and optionally an electron donor on...  
WO/2019/050649A1
The present invention is directed to catalysts and processes for catalyzing two or more chemical reactions with a multifunctional catalyst in a reaction vessel. The processes include steps for introducing one or more reagents to a reacti...  
WO/2019/048561A1
The invention relates to a compound of formula (I) and a process for synthesizing said compound. The invention further relates to the use of said compound as a catalyst, preferably for polymerization, such as, olefin polymerization. The ...  
WO/2019/048843A2
A process for the polymerisation of olefins is provided, which uses a Group IV transition metal catalyst.  
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/2019/044221A1
[Problem] To provide a stable and efficient method for producing an oxyethylene chain-containing vinyl ether polymer where decomposition of monomers and formation of polyacetal can be suppressed. [Solution] This method for producing an o...  
WO/2019/046087A1
A process for preparing a solid pre-catalyst component for use in olefinic polymerization includes dissolving a magnesium chloride in an alcohol and optionally adding water to form a first solution having a water content of about 0.5 mmo...  
WO/2019/045878A1
A method for making a polymer, having the steps of (a) polymerizing one or more monomers in the presence of a solvent and a catalyst to form a reaction product; (b) removing an effluent from the reaction product, where the effluent compr...  
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/2019/044827A1
The purpose of the present invention is to provide a method for producing a copolymer capable of obtaining at high yield a copolymer having a high cis-1,4-bond content of the conjugated diene moiety even when a cyclic olefin compound is ...  
WO/2019/045093A1
Provided is an aliphatic polycarbonate applicable to the production of a block copolymer by radical polymerization. The aliphatic polycarbonate is represented by formula (1) [wherein: R1, R2, R3 and R4 are either the same or different an...  
WO/2019/038605A1
Provided are a novel transition metal compound based on a cyclopenta[a]naphthalene group, a transition metal catalyst composition having high catalytic activity for preparing an ethylene homopolymer or a copolymer of ethylene and at leas...  
WO/2019/038625A1
A polymer brush with a plurality of repgat units wherein some portions of the repeat units have one or more grafting groups and some portions have one or more interface tuning groups is disclosed,. The grafting groups are selected based,...  
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/2019/034477A1
The present invention relates to a novel process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 70 mol%. The present invention furthe...  
WO/2019/036718A1
A method for encapsulating a catalyst in a dispersed polymer particle comprising dissolving a Group 8 to Group 11 transition metal containing catalyst and a self-dispersing polymer in a solvent; adding water and optionally a base under p...  
WO/2019/036376A1
A catalytic system for use in olefinic polymerization, includes titanium, magnesium, a halogen, organoaluminium, and a boron-basedelectron donor.  
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/2019/025583A1
A butene-1 polymer composition having MFR values of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190°C with a load of 2.16 kg, comprising: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more co...  
WO/2019/025582A1
A butene-1 polymer having: a) a Melt Flow Rate value of from 20 to less than 100 g/10 min., measured according to ISO 1133 at 190°C with a load of 2.16 kg; • b) an intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 13...  
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/2019/025585A1
A butene-1 polymer composition having MFR values of from 100 to 300 g/10 min., measured according to ISO 1133 at 190°C with a load of 2.16 kg, comprising: A) a butene-1 homopolymer or a copolymer of butene-1 with one or more comonomers ...  
WO/2019/027156A1
The present invention relates to a modifier useful in the modification of a conjugated diene-based polymer and capable of improving compounding properties of the conjugated diene-based polymer due to excellent affinity with a filler, to ...  
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/2019/027585A1
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/2019/025530A1
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/2019/025581A1
A butene-1 polymer having: a) a Melt Flow Rate value of from 100 to 300 g/10 min., measured according to ISO 133 at 190°C with a load of 2.16 kg; b) an intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135°C equal to ...  
WO/2019/022569A1
The present invention provides: a novel transition metal compound having structural stability together with excellent catalytic activity so as to exhibit excellent copolymerizability even at a high temperature, thereby being useful in th...  
WO/2019/021790A1
Provided is a curable composition which is capable of producing a cured film that exhibits good water-resistant adhesion, while being suppressed in the generation of aggregates derived from a near-infrared absorbing dye. Also provided ar...  
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/2019/015638A1
Provided is a Ziegler-Natta type catalyst system for olefin polymerization comprising at least one compound of formula (I) as (i) an internal electron donor, (ii) an external electron donor, or (iii) both, wherein M 1, M 2, M 3, M 4, M 5...  
WO/2019/013595A1
The present invention relates to a high-density ethylene-based polymer and a pipe using the same, the high-density ethylene-based polymer comprising: an ethylene homopolymer; or a copolymer of ethylene and at least one comonomer selected...  
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/2019/008279A1
The invention relates to the use of iron compounds as catalysts for hydrosilylation and/or dehydrogenative silylation.  
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/2019/002180A1
The present invention relates to a method for manufacturing of partially fluorinated polymers, notably vinylidene fluoride (VDF)-based polymers, in emulsion polymerization, and to a polymer obtained from said method.  
WO/2019/004418A1
The purpose of the present invention is to provide a propylene-based polymer having high stereoregularity at an unprecedented level, and having high heat resistance and high rigidity. This propylene-based polymer satisfies requirements (...  
WO/2019/003853A1
A method for producing a solid catalyst for olefin (co)polymerization includes bringing into contact with each other a magnesium compound, a tetravalent titanium halide compound, an organic compound represented the following general form...  
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/2019/005261A1
Disclosed is a polypropylene with an MFR of at least 20 g/10 min comprising a homopolypropylene and optionally within a range from 2 wt% to 30 wt% of an propylene-α- olefin copolymer by weight of the polypropylene; wherein the homopolyp...  
WO/2019/001712A1
This invention is relates to the field of polymerization catalysts and particularly refers to a catalysts and their use in polymerization, in particular in C02/epoxide copolymerization.  
WO/2019/004586A1
The present invention relates to a lubricant viscosity improver having excellent shear stability and a lubricant composition using the same. The lubricant viscosity improver according to the present invention comprises a copolymer obtain...  
WO/2019/003852A1
A solid catalyst component for olefin polymerization, an olefin polymerization catalyst, and a method for producing an olefin polymer, are disclosed. A solid catalyst component for olefin polymerization includes magnesium, a halogen, tit...  
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/2018/234350A1
A process for the manufacturing of high density polyethylene, comprising performing first polymerization to form a first slurry in first reactor means, transferring at least part of the first slurry from the first reactor into second rea...  
WO/2018/232503A1
The present application provides a catalyst component for alkene polymerization. The catalyst component contains: (a) a group 4 transition metal or rare earth metal, (b) a rigid non-cyclopentadienyl ligand with a tricyclic backbone compo...  
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)  

Matches 1 - 50 out of 43,737