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WO/2005/113622 |
This invention relates to a continuous process to produce a branched olefin polymer comprising: 1) selecting a first catalyst component capable of producing a polymer having an Mw of 100,000 or less and a crystallinity of 20% or less und...
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WO/2005/113610 |
The present invention relates to a gas phase process for polymerizing one or more hydrocarbon monomer(s) in the presence of a catalyst system and a fluorinated hydrocarbon, where the fluorinated hydrocarbon is present at a partial pressu...
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WO/2005/111132 |
The present invention relates to a new type of polyolefin based hot-melt adhesive and methods for their production. More particularly, it relates to a new type of hot-melt adhesive comprising propylene co-polymers and possessing a favora...
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WO/2005/111094 |
A process for polymerizing ethylene is disclosed. The ethylene is polymerized with a catalyst system which comprises an activator and an indeno[2,1-b]indolyl Group 4-6 transition metal complex having open architecture. The process gives ...
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WO/2005/111099 |
Polymerisation of (a) ethylene, (b) an acyclic 1-olefin containing 3 to 20 carbon atoms and (c) a cyclic olefin containing at least one endocyclic double bond, to provide a copolymer comprising 99.8 to 80 weight % of (a) units, 0.1 to 10...
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WO/2005/111098 |
The invention relates to a process for the preparation of an ethylene copolymer by polymerizing ethylene and at least one alpha-olefin in the presence of a chromium-containing catalyst and a diluent. In the first step of the polymerizati...
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WO/2005/111095 |
The invention relates to a process for producing a polypropylene film having a small dynamic coefficient of friction (CoF) and to a film obtained by this process. The invention further relates to the use of a polypropylene composition in...
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WO/2005/108439 |
Catalyst systems for polymerizing olefins include a catalyst comprising chromium and a cocatalyst comprising a substituted or unsubstituted non-transition metal cyclopentadienyl (Cp) compound. The catalyst also comprises an inorganic oxi...
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WO/2005/108435 |
This invention relates to metallocene compounds represented by formula: wherein, M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is a substituted or unsubstituted indenyl ligand that...
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WO/2005/108406 |
Ligands, compositions, metal-ligand complexes and arrays with substituted bridged bis-biaromatic ligands and method of making and using the same, are disclosed that are useful in the catalysis of transformations such as the polymerizatio...
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WO/2005/108442 |
Embodiments of the present invention relate to article comprising a polymer comprising one or more C to C40 olefins, optionally one or more diolefins, and less than 5 mole % of ethylene having a Dot T-Peel of 1 Newton or more, a branchin...
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WO/2005/108410 |
This invention relates to a metallocene compounds represented by formula: wherein M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is an indenyl ligand that is substituted with a PR2 ...
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WO/2005/105860 |
A process for producing an isobutylene block copolymer by which a resin reduced in catalyst residue content and having high transparency is obtained. The process for isobutylene block copolymer production comprises using a Lewis acid to ...
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WO/2005/104940 |
Disclosed is a heterophasic polymer having a flowability over a broad range of xylene solubles content of the heterophasic polymer, a metallocene catalyst system (MCS) for producing such heterophasic polymer, and a method of producing su...
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WO/2005/105863 |
A catalyst system includes a metallocene compound having the formula R9 L1 L2 M1 R1 R2 wherein R9 is a bridge between ligands L1 and L2 and M1 is a metal of Group IVB of the Periodic Table such as titanium, zirconium and hafnium and R1 a...
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WO/2005/105868 |
This invention relates to a composition comprising a functionalized C3 to C40 olefin polymer comprising at least 50 mol% of one or more C3 to C40 olefins, and where the olefin polymer, prior to functionalization, has: a) a Dot T-Peel of ...
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WO/2005/105865 |
A process for obtaining atactic 1-butene polymer optionally containing at least one comonomer selected from ethylene, propylene or an alpha-olefin of formula CH2=CHR, wherein R is a linear or branched C3-C20 alkyl group, comprising the s...
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WO/2005/105864 |
This invention relates to metallocene compounds represented by formula (I): (I) Where in M is a group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom; E is an indenyl ligand that is substituted in a...
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WO/2005/105867 |
Disclosed is an unconjugated polyene copolymer which is a random copolymer containing a structural unit derived from an &agr -olefin (A1) having 2-20 carbon atoms and a structural unit derived from an unconjugated polyene (A2). Such an u...
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WO/2005/105862 |
The present invention concerns a process and an apparatus for continuous polymerisation of olefin monomers. In particular, the present invention concerns a process and an apparatus for continuous polymerisation olefin monomers like ethyl...
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WO/2005/103095 |
A polyethylene which comprises ethylene homopolymers and/or copolymers of ethylene with 1alkenes and has a molar mass distribution width Mme;/Mn of from 5 to 30, a density of from 0.92 to 0.955 g/cm3, a weight average molar mass Mme, o...
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WO/2005/103141 |
A composition excellent in transparency, flexibility, rubber elasticity, heat resistance, impact resistance, wearing resistance, etc.; a composition excellent in rigidity and impact resistance and having an excellent balance among blushi...
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WO/2005/102973 |
Disclosed is a magnesium compound represented by the following formula (I). Mg(OC2H5)2-n(OR1)n (I) [In the formula, R1 represents CmH2m+1 (wherein m is an integer of 3-10), and n satisfies 0 < n < 0.35.] Also disclosed are a solid cataly...
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WO/2005/103140 |
A masterbatch composition comprising (percent by weight): A) 15%-50% of a polypropylene component having a melt flow rate of from 1 to 250 g/10 min.; and B) 50%-85% of an olefin polymer partially soluble in xylene at room temperature, co...
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WO/2005/103100 |
Polyethylene which comprises ethylene homopolymers and copolymers of ethylene with a-olefins and has a molar mass distribution width MW/M&ldquor of from 6 to 100, a density of from 0.89 to 0.97 g/cm3, a weight average molar mass MM, of f...
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WO/2005/103096 |
Polyethylene which comprises ethylene homopolymers and/or copolymers of ethylene with 1- alkenes and has a molar mass distribution width MW/Mn of from 3 to 30, a density of from 0.945 to 0.965 g/cm3, a weight average molar mass Mw of fro...
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WO/2005/103090 |
The present method is directed to techniques for estimating and periodically controlling the reactor split of alpha-olefin polymerizations using multiple catalysts that selectively incorporate monomers and other reactants into polymer co...
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WO/2005/100417 |
A method of manufacturing a polymer composition that includes initiating a polymerization reaction at an initial set of polymerization parameters, determining an instantaneous split of the at least one property of an intermediate polymer...
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WO/2005/099887 |
A catalytic polymerization method carried out in a fluidized bed in which the reagent fluids are tangentially injected through ports (7) distributed along the side wall (3) of a cylindrical reactor (2) and discharged through ports (9) di...
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WO/2005/100418 |
A very low density polyethylene (VLDPE) film is disclosed. The film has a high average heat seal strength and physical strength. The VLDPE has a density within the range of about 0.880 to 0.914 g/cm3. The film has a seal initiation tempe...
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WO/2005/100846 |
A composition including an alcohol absorbed polyalphaolefin that functions as a drag reducing agent and a process for the preparation of the drag reducing agent are disclosed. The process includes the steps of contacting alpha olefin mon...
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WO/2005/100410 |
A process for producing an olefin polymer characterized by solution-polymerizing at least one monomer selected among ethylene and &agr -olefins at 120 to 300°C in the presence of an olefin polymerization catalyst comprising (A) a crossl...
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WO/2005/100414 |
A method of making polyolefin with a target melt flow index and melt flow rate is disclosed. The method polymerizes one or more olefinic monomers in a single reactor containing a bicomponent catalyst system. The catalyst system includes ...
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WO/2005/100501 |
Embodiments of the present invention relate to article comprising 1) a functionalized component, 2) tackifier, and 3) an olefin polymer comprising one or more C3 to C40 olefins, optionally one or more diolefins, and less than 5 mole of e...
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WO/2005/097842 |
A multi-stage propylene polymer which comprises (A) 5 to 20 wt.%, based on the whole polymer, propylene homopolymer ingredient or propylene/C2-8 &agr -olefin copolymer ingredient each having an intrinsic viscosity [&eegr ] higher than 10...
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WO/2005/095474 |
A process for preparing a polymer containing derived units of one or more alpha olefins of formula CH2=CHW wherein W is a C3-C10 hydrocarbon radical and optionally from 0 to 81% by mol of derived units of propylene or 1-buténe, comprisi...
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WO/2005/095473 |
A process for preparing a polymer containing derived units of one or more alpha olefins of formula CH2=CHW wherein W is a C3-C10 hydrocarbon radical and optionally from 0 to 81 % by mol of derived units of propylene or 1-butene, comprisi...
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WO/2005/095465 |
A method for controlling the flowability of polymer particles flowing downward in a densified form inside a polymerization reactor, in which one or more monomers are gasphase polymerized in the presence of a polymerization catalyst, th...
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WO/2005/095475 |
The invention relates to a continuous polymerization process for preparing a random ethylene interpolymer with propylene and/or 1-butene which comprises: (A) polymerizing ethylene, and as an &agr -olefin comonomer propylene and/or 1-bute...
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WO/2005/095469 |
The present invention is directed toward Group 4, 5, 6, 7, 8, 9, 10 or 11 transition metal compounds containing neutral, mono- or di-anionic tridentate nitrogen/oxygen based ligands that are useful, with or without activators, to polymer...
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WO/2005/092503 |
A catalyst composition for the preparation of oligomeric and/or polymer derivatives of olefin monomers, said composition comprising a Group 6 metal amide complex, a Group 1, 2, 12, 13, or 14 metal hydrocarbyl composition or compound, and...
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WO/2005/090427 |
A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers,...
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WO/2005/090425 |
A composition for use in forming a multi-block copolymer from a single polymerizable monomer, said copolymer containing therein two or more segments or blocks differing in branching index, a polymerization process using the same, and the...
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WO/2005/090418 |
The invention relates to a process for the preparation of a polymer comprising at least one aliphatic or aromatic hydrocarbyl C2-20 olefin in the presence of an ionic catalyst, comprising an organometallic compound and an activator, and ...
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WO/2005/090467 |
A propylene copolymer composition comprising A) from 50% to 80% by weight of a propylene copolymer containing from 0.05 to 0.99% by weight of an alpha olefins having from 2 to 10 carbon atoms other than propylene; and B) from 20% to 50% ...
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WO/2005/090426 |
Copolymers, especially multi-block copolymer containing therein two or more segments or blocks differing in chemical or physical properties, are prepared by polymerizing propylene, 4-methyl- l-pentene, or other C4-8 &agr -olefin and one ...
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WO/2005/087820 |
The present invention relates to a method of preparing an ethylene polymerization catalyst, which comprises reacting a solid reaction product of magnesium halide (such as magnesium chloride), alcohol, an organic magnesium compound, and a...
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WO/2005/087821 |
A composition of the reaction product of (a) an isobutylene-diene copolymer having thereon groups containing carboxylic acid functionality or reactive equivalent thereof, derived from an &agr ,β-unsaturated carboxylic compound; and (b) ...
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WO/2005/082944 |
The present invention discloses the use of a chromium-based catalyst system in two serially connected loop reactors for copolymerising ethylene and a comonomer, at reduced productivity, the final polyethylene having a reduced amount of gel.
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WO/2005/082954 |
An olefin polymerisation process carried out in the presence of an anti-fouling agent and a chromium-type catalyst or Ziegler Natta catalyst; characterised in that the anti -fouling agent comprises an anti-fouling polymer having an avera...
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