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Matches 651 - 700 out of 7,331

Document Document Title
WO/2008/095945
The present invention relates to processes for preparing a phosphorus-containing polymer, comprising the steps of (i) copolymerizing at least (a) monoethylenically unsaturated dicarboxylic anhydrides having from 4 to 6 carbon atoms with ...  
WO/2008/095687
The invention relates to an elastomeric compound comprising at least one olefinic elastomer comprising ethylene, an α-olefin, from 1 to 7 wt% vinyl norbornene and from 0 to 15 wt% of a second non-conjugated polyene, wherein the wt% are ...  
WO/2008/097422
The invention generally provides for methods for controlling polymer properties. In particular, invention provides for methods for controlling the comonomer composition distribution of polyolefins such as ethylene alpha-olefin copolymers...  
WO/2008/092736
Monomodal copolymers of ethylene and molding compositions comprising such copolymers, wherein the copolymers have a density determined according to DIN EN ISO 1183-1, variant A in the range from 0.938 to 0.944 g/cm3, a melt index MFR2 1 ...  
WO/2008/090152
The invention relates to a method for producing copolymers of vinylphosphonic acid comprising at least one monoethylenically or conjugated diethylenically unsaturated monomer which has a water solubility of less than 50 g/l at 25°C, sai...  
WO/2008/083779
The present invention relates to a method for preparing an unsaturated ethylene -diene copolymer by high pressure radical- initiated polymerisation, said method providing an improved conversion of added diene into pendant vinyl groups.  
WO/2008/083822
The present invention relates to a crosslinkable polymer composition comprising an unsaturated polyolefin having a total amount of carbon-carbon double bonds/1000 carbon atoms of at least 0.38, and at least one crosslinking agent being a...  
WO/2008/079886
A process for the preparation of a fluoroolefin polymer, including the step of: contacting in a reaction zone: an initiator; CF3CF=CH2, and optionally, at least one ethylenically unsaturated comonomer capable of copolymerizing therewith;...  
WO/2008/077829
The present invention relates to a process for preparing a phosphorus-containing polymer, comprising the steps of (i) copolymerizing at least (a) monoethylenically unsaturated dicarboxylic anhydrides having from 4 to 6 carbon atoms with ...  
WO/2008/074689
Novel copolymers of ethylene and alpha-olefins are provided having (a) a density in the range 0.900 - 0.940 g/cm3, (b) a melt index MI2 (2.16 kg, 190°C) in the range of 0.01 - 50 g/10 min, (c) a molecular weight distribution (Mw/Mn) in ...  
WO/2008/074699
Terpolymer of propylene, ethylene and C4 to C8α-olefin with good barrier properties and processing properties, wherein the amount of propylene in said terpolymer is at least 94wt.-% and the melting temperature of said terpolymer is more...  
WO/2008/074423
The present invention relates to a heterophasic polypropylene composition with a high melt flow rate for processability, a good stiffness and an improved compression performance. These compositions may be employed for the production of m...  
WO/2008/072789
Disclosed is an ethylene-propylene copolymer having the structural characteristics shown below. Also disclosed is a polypropylene resin composition comprising the copolymer and a polypropylene having a melting temperature of 160°C or hi...  
WO/2008/068897
A cyclic olefin polymer composition comprising: [A] a specific cyclic olefin polymer having a softening temperature (TMA) of 120 to 300°C; and [B] a specific cyclic olefin polymer having a glass transition temperature (Tg) of 50°C or l...  
WO/2008/069278
Disclosed is an ethylene/tetrafluoroethylene copolymer having excellent heat resistance. Also disclosed is a method for producing such an ethylene/tetrafluoroethylene copolymer. An ethylene/tetrafluoroethylene copolymer is produced by po...  
WO/2008/068148
A method for the preparation of copolymers of ethylene and α-olefins having a fraction (%) of the molecular weight component of > 1,000,000 of less than 6 % comprises polymerising ethylene and an α-olefin in the presence of a supported...  
WO/2008/068148
A method for the preparation of copolymers of ethylene and α-olefins having a fraction (%) of the molecular weight component of > 1,000,000 of less than 6 % comprises polymerising ethylene and an α-olefin in the presence of a supported...  
WO/2008/059055
The invention relates to the use of polymers, comprising the following polymerised groups: an α-olefin, at least one alkenyl ester and at least one ester of an α,β-unsaturated carboxylic acid with higher alcohols, as additive for fuel...  
WO/2008/058921
Method for producing mouldings by using at least one release agent, which comprises as components: (A) 5 to 40% by weight of at least one ethylene copolymer with a kinematic melt viscosity in the range from 20 to 70,000 mm2/s, made up of...  
WO/2008/052673
Process for the polymerization of olefins in the presence of at least one catalyst comprising an organic transition metal complex, wherein the comonomer incorporation behavior of the catalyst is controlled by addition of one or more auxi...  
WO/2008/048364
The present invention provides a method for simplifying manufacture of a mixed alcohol or mixed oxygenate product from synthesis gas. The mixed alcohol or mixed oxygenate product contains ethanol and other oxygenates with two or more car...  
WO/2008/047878
Disclosed are: a lubricating oil composition having excellent low-temperature properties; a lubricating oil viscosity modifier which is intended to be contained in the lubricating oil composition; and a specific copolymer which constitut...  
WO/2008/048364
The present invention provides a method for simplifying manufacture of a mixed alcohol or mixed oxygenate product from synthesis gas. The mixed alcohol or mixed oxygenate product contains ethanol and other oxygenates with two or more car...  
WO/2008/042059
Disclosed is a method of preparing an ultra-high molecular weight, linear low density polyethylene with a catalyst system that comprises a bridged indenoindolyl transition metal complex, a non-bridged indenoindolyl transition metal compl...  
WO/2008/033197
Copolymers of an olefin or alpha-olefin and a cyclic olefin where the cyclic olefin comprises greater than 50 mole percent by weight of the copolymer have been discovered. These copolymers have unique properties, including low density, h...  
WO/2008/031790
A process for preparing an aqueous polymer dispersion using alkenes having from 4 to 40 carbon atoms.  
WO/2008/033197
Copolymers of an olefin or alpha-olefin and a cyclic olefin where the cyclic olefin comprises greater than 50 mole percent by weight of the copolymer have been discovered. These copolymers have unique properties, including low density, h...  
WO/2008/032735
A polypropylene resin from which a blown container with excellent transparency, impact resistance and flexibility can be obtained; and, obtained therefrom, a stretch blown container allowing volume reduction/weight reduction. The polypro...  
WO/2008/026628
Disclosed is a polyolefin polymer containing vinyl groups at both ends, which contains a constitutional unit derived from at least one substance selected from the group consisting of ethylene (a), α-olefins (b) having 3-20 carbon atoms ...  
WO/2008/027269
Telechelic unsaturated polymers suitable for conversion to functionalized derivatives such as polyols are prepared by metathesis of an unsaturated copolymer formed by addition polymerization of ethylene, a diene or alkyne and, optionally...  
WO/2008/025721
A 1-butene/propylene copolymer composition having a content of propylene derived units from 4 to 10% by weight, wherein at least 50% of the polymer is present in the thermodynamically stable, trigonal form I after 100 hours at room tempe...  
WO/2008/025710
A 1-butene/propylene copolymer composition having a content of propylene derived units from 1 to 4% by weight, wherein at least 50% of the crystalline polymer is present in the thermodynamically stable, trigonal Form I (detected by DSC a...  
WO/2008/025212
A process for preparing butyl rubber involves that the mixture of iso-monoolefin, conjugated diene and diluent together with the mixture of initiator and diluent is fed into the hypergravity reactor in a specific proportion to carry out ...  
WO/2008/027116
A process for polymerizing propylene is provided. The process comprises contacting propylene and optionally one or more monomers with a catalyst system comprising a bis-indenyl Group 4 metallocene compound supported on silica, the silica...  
WO/2008/022430
A magnesium titanium olefin polymerization procatalyst is prepared by A) reacting a diorganomagnesium compound with a source of active chlorine, (with the proviso that the amount of chlorine is insufficient to completely convert the dior...  
WO/2008/021292
Provided is a resin composition comprising an amine-neutralized ethylene acid copolymer. These resin compositions may be characterized by enhanced adhesion and reduced crystallinity. Also provided are shaped articles, multilayer films or...  
WO/2008/017525
Butene-1 copolymers containing: a) from 1 to 7 % by mole of ethylene derived units, and b) from 3 to 20 % by mole of units derived from one or more alpha-olefin(s) having general formula H2C=CHR, wherein R is methyl or a linear or branch...  
WO/2008/018976
This invention relates to a process for maintaining heat transfer capacity of a cycle cooler while polymerizing olefin(s) in the presence of catalyst and a carboxylate metal salt by controlling the amount of carboxylate metal salt presen...  
WO/2008/015113
A polymerization process for preparing heterophasic propylene copolymers in two or more gas-phase reactors connected in series, in the presence of a polymerization catalyst comprising a catalytic component based on a titanium compound su...  
WO/2008/016467
Disclosed herein is a multimodal polymer composition comprising 45 to 75 wt% of a first polymer fraction, 25 to 55 wt% of a second polymer fraction, and from 10-50 phr of an extender oil. The multimodal polymer composition has an overall...  
WO/2008/016059
A film having, in at least a part thereof, a layer comprising an ethylene resin which is a copolymer of ethylene and an α-olefin having 4 to 10 carbon atoms and satisfies the requirements (1) to (5) below or an ethylene resin compositio...  
WO/2008/014217
An olefin polymerization process comprising contacting one or more olefins and a catalyst component in a reaction zone under suitable reaction conditions to form a polyolefin, wherein the catalyst component is characterized by the formul...  
WO/2008/010962
The invention provides a process of polymerizing ethylene and at least one α- olefin, said process comprises polymerizing the ethylene and the at least one α-olefin in the presence of 5-ethylidene-2-norbornene, which comprises low leve...  
WO/2008/010962
The invention provides a process of polymerizing ethylene and at least one α- olefin, said process comprises polymerizing the ethylene and the at least one α-olefin in the presence of 5-ethylidene-2-norbornene, which comprises low leve...  
WO/2008/006636
The present invention relates to a copolymer which contains 3-methylbut-1-ene as a comonomer and ethene or propene as a further monomer, wherein the proportion of 3-methylbut-1-ene incorporated is from 0.1 to 40 mol%, and to a process fo...  
WO/2008/008112
Disclosed is a selected type of copolymer composition comprising copolymers having units derived from ethylene and dicyclopentadiene (DCPD) co-monomers. Such copolymer compositions: a) have a DCPD-derived comonomer unit content of from a...  
WO/2008/002346
Provided for herein is a process for separating a hydrocarbon-rubber from a hydrofluorocarbon diluent comprising contacting a polymer slurry comprising the hydrocarbon-rubber dispersed within the hydrofluorocarbon diluent with a hydrocar...  
WO/2008/002524
A process for the production of an ethylene alpha-olefin copolymer is disclosed. The process includes polymerizing ethylene and at least one alpha-olefin by contacting the ethylene and the at least one alpha-olefin with a metallocene cat...  
WO/2008/001682
A film that has a layer of specified 4-methyl-1-pentene copolymer and has a specified thickness buildup and thermal shrinkage coefficient. There is provided a film excelling in heat resistance and mold release properties, especially a fi...  
WO/2008/002381
A process for the production of an ethylene alpha-olefin copolymer is disclosed, the process including polymerizing ethylene and at least one alpha- olefin by contacting the ethylene and the at least one alpha-olefin with a metallocene c...  

Matches 651 - 700 out of 7,331