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Patent Searching and Data


Matches 401 - 450 out of 7,298

Document Document Title
WO/2011/022373
A polymerization process for copolymerizing ethylene and a series of -olefins to form a branched polyethylene, in which the series of -olefins is generated in-situ by an ethylene oligomerization catalyst, is improved if the oligomerizati...  
WO/2011/020622
A novel polyethylene is devised which polyethylene is particularyl advantageous for manufacturing rotomoulded articles.  
WO/2011/020620
A novel polyethylene is devised which polyethylene is particularly advantageous for manufacturing rotomoulded articles  
WO/2011/020622
A novel polyethylene is devised which polyethylene is particularyl advantageous for manufacturing rotomoulded articles.  
WO/2011/021437
Disclosed is a rubber composition which contains a rubber component that has an olefinic double bond and an isobutylene polymer that has a structural unit represented by formula (1) and a structural unit represented by formula (2). (In f...  
WO/2011/020621
A novel polyethylene is devised which polyethylene is particularyl advantageous for manufacturing rotomoulded articles.  
WO/2011/019474
Provided are catalyst systems, processes for polymerizing one or more olefins, polymers resulting therefrom, and articles prepared from such polymers. The processes comprise contacting under polymerization conditions one or more olefin m...  
WO/2011/017092
A polymerization process includes contacting the following in a gas-phase reactor system under polymerization conditions for making a polymer product: a metallocene-based catalyst system including a supported constrained geometry catalys...  
WO/2011/012799
The present invention relates to olefin polymers having associative groups containing nitrogen heterocyclic compounds, to hot-melt adhesives including such polymers, and to method for producing same. Specifically, the invention relates t...  
WO/2011/008865
The present disclosure describes a polypropylene resin composition useful for the preparation of buried structures such as corrugated, non-pressure pipe.  
WO/2011/006776
A process for the preparation of 1-butene homopolymers or 1-butene/alpha olefin copolymers wherein the alpha olefins are selected from ethylene, propylene or alpha olefins of formula CH2=CHZ wherein Z is a C3-C20 alkyl radical, comprisin...  
WO/2011/004032
This invention discloses caps and closures produced by injection moulding with a bimodal high density polyethylene (HDPE) resin comprising a low molecular weight, high density polyethylene fraction substantially free of comonomer and a h...  
WO/2011/002199
The present invention relates to a method for producing an elastomer. In detail, the method for producing an elastomer according to the present invention comprises a step of polymerizing ethylene, propylene and, selectively, a diene mono...  
WO/2011/002986
New ethylene polymers having low levels of long chain branching are disclosed. Films and film layers made form these polymers have good hot tack strength over a wide range of temperatures, making them good materials for packaging applica...  
WO/2011/002199
The present invention relates to a method for producing an elastomer. In detail, the method for producing an elastomer according to the present invention comprises a step of polymerizing ethylene, propylene and, selectively, a diene mono...  
WO/2011/002831
A polymerization process to copolymerize hydrophobic ethylenically unsaturated C4-C28 olefins with polar monomers such as acrylates utilizing a polymeric support resin to stabilize the polymerization product in an aqueous media is descri...  
WO/2010/141557
A process is taught, comprising polymerizing ethylene in the presence of a catalyst to form a crystalline ethylene-based polymer having a crystallinity of at least 50% as determined by DSC Crystallinity in a first reactor or a first part...  
WO/2010/140745
The preparation method of polypropylene random copolymer is disclosed, which is achieved by a bimodal polymerization method using a 2-stage continuous gas reactors for copolymerizing propylene and alpha olefin as comonomer. The polypropy...  
WO/2010/137719
Disclosed is a resin composition for crosslinking/foam molding which comprises a resin ingredient, a blowing agent, and a crosslinking agent, wherein the resin ingredient is an ethylene/α-olefin copolymer that comprises monomer units ba...  
WO/2010/137734
Disclosed is an ethylene-α-olefin copolymer, comprising an ethylene-based monomer unit and a C3-20 α-olefin-based monomer unit, having a density (d) of 860-950 kg/m3, having a melt flow rate (MFR) of 0.01-100 g/10 min, showing a bimoda...  
WO/2010/137655
An isobutylene-based polymer which comprises a structural unit represented by formula (1) and another structural unit represented by formula (2). In formula (2), X represents a divalent group; Y represents a substituted or unsubstituted ...  
WO/2010/137740
An ethylene/α-olefin copolymer which comprises monomer units derived from ethylene and monomer units derived from an α-olefin having 3 to 20 carbon atoms and which has a density (d) of 860 to 950kg/m3, a melt flow rate (MFR) of 0.05 to...  
WO/2010/137732
Disclosed is an ethylene-α-olefin copolymer, comprising an ethylene-based monomer unit and a C3-20 α-olefin-based monomer unit, having a density (d) of 850-970 kg/m3, having a melt flow rate (MFR) of 0.01-100 g/10 min, showing a bimoda...  
WO/2010/134915
A thermoplastic elastomer (TPE) composition is provided which contains a blend of a hydrogenated styrenic block copolymer (SBC) having a number average molecular weight (Mn) greater than about 200,000 Daltons (Da), a polypropylene, a min...  
WO/2010/127988
The present invention relates to a process for preparing an activating support for metallocene complexes in the polymerisation of olefins comprising the steps of: I) providing a support consisting in particles formed from at least one po...  
WO/2010/129151
Extruded, copolymer pellet compositions and methods for making the same. A copolymer pellet composition can have an ethylene content of about 40 wt.% to about 50 wt.% and a propylene content of about 50 wt% to about 60 wt%, based on tota...  
WO/2010/129634
Systems and methods for monitoring a polymerization reactor are provided. The method can include estimating an acoustic condition of a polymer produced in a reactor. The method can also include estimating a stickiness control parameter o...  
WO/2010/126720
Provided are ethylene -based copolymers, methods of preparing the same, lubricating oil compositions including the same, methods for preparing such lubricating oil compositions, and end uses for such ethylene -based copolymers and lubric...  
WO/2010/125022
Ziegler-Natta catalyzed linear low density polyethylene which satisfies the following conditions: a) a density, according to ISO 1183, of from 900 to 925 kg/m3, b) a C4-C10-comonomer content, determined by Fourier transform infrared spec...  
WO/2010/125020
Multi-stage polymerization process for the production of a multi-modal linear low density polyethylene in at least two staged reactors connected in series comprising at least (i) polymerizing in a first slurry phase stage ethylene monome...  
WO/2010/125018
Ziegler-Natta catalyst composition capable of producing ethylene/alpha-olefins copolymers, particularly linear low density polyethylene; the composition having an improved stability of its behaviour during polymerization in respect to ti...  
WO/2010/117792
An interpolymer of ethylene and at least one alpha-olefin is claimed, wherein the ethylene interpolymer is characterized as having an average Mv and a valley temperature between the interpolymer and high crystalline fraction, Thc, such t...  
WO/2010/117792
An interpolymer of ethylene and at least one alpha-olefin is claimed, wherein the ethylene interpolymer is characterized as having an average Mv and a valley temperature between the interpolymer and high crystalline fraction, Thc, such t...  
WO/2010/113975
Disclosed are: a copolymer having a double bond in a side chain thereof and having substantially no unsaturated bond in the main chain thereof, or a copolymer having a cyclic structure and having substantially no unsaturated bond in the ...  
WO/2010/111869
A multilayer film is disclosed, comprising at least two layers, wherein a first layer comprises a first interpolymer of ethylene and at least one alpha-olefin, characterized wherein the first interpolymer has a density of less than 0.925...  
WO/2010/111931
A multilayer film structure comprising at least three layers, wherein at least one layer comprises ethylene and at least one alpha-olefin is claimed, wherein the ethylene interpolymer is characterized as having an average Mv and a valley...  
WO/2010/105797
Finely distributed copolymer waxes, which are in particular suitable as additives for lacquers, produced by a) reacting long-chained olefin hydrocarbons with chain lengths being greater than or equal to 28 C-atoms with unsaturated polyca...  
WO/2010/105797
Finely distributed copolymer waxes, which are in particular suitable as additives for lacquers, produced by a) reacting long-chained olefin hydrocarbons with chain lengths being greater than or equal to 28 C-atoms with unsaturated polyca...  
WO/2010/104739
A high impact strength random block copolymer including (a) about 65- 97 wt.% of a crystalline propylene/ethylene copolymer A containing from about 0.5 wt.% to about 6 wt.% derived from ethylene and from about 94 wt.% to about 99.5 wt.% ...  
WO/2010/102966
The invention relates to the use of protective-colloid-stabilized vinyl ester/ethylene copolymers in the form of polymer powder as low-profile-additives (LPAs).  
WO/2010/104739
A high impact strength random block copolymer including (a) about 65- 97 wt.% of a crystalline propylene/ethylene copolymer A containing from about 0.5 wt.% to about 6 wt.% derived from ethylene and from about 94 wt.% to about 99.5 wt.% ...  
WO/2010/100098
Process for the production of polypropylene random copolymers containing 2.5 to 5.0 wt% of ethylene as comonomer and having an MFR2 in accordance with ISO 1 133 (230°C, 2.16 kg load) of ≥ 25 g/10 min to 100 g/10 min and a hexane-solub...  
WO/2010/097305
The present invention relates to a slurry process for preparing an ethylene polymer having a melt flow ratio F/P, according to ASTM 1238, of higher than 25, carried out in two or more stages of polymerization at temperatures in the range...  
WO/2010/097340
The invention relates to a process for producing vinyl acetate/ethylene copolymers by means of a radical initiated emulsion polymerization of vinyl acetate and 18 to 34% by weight ethylene, based on the total weight of the monomers vinyl...  
WO/2010/077487  
WO/2010/094450
An ethylene copolymer, a catalyst system suitable to prepare the ethylene copolymer, and a process to prepare such ethylene copolymer are described. The use of the ethylene copolymer as impact modifier in polyethylene and as compatibiliz...  
WO/2010/091256
The invention provides an ethylene-based interpolymer comprising the following features: a) density from 0.910 to 0.930 g/cc; b) melt index (I2) from 0.1 to 0.5 g/10 min; and c) a high density fraction in an ATREF short chain branch dist...  
WO/2010/084051
A film containing an interpolymer of ethylene and a 3-substituted C4-10 alkene is prepared using a catalyst system comprising a Ziegler Natta or chromium oxide catalyst.  
WO/2010/084051
A film containing an interpolymer of ethylene and a 3-substituted C4-10 alkene is prepared using a catalyst system comprising a Ziegler Natta or chromium oxide catalyst.  
WO/2010/084054
An alkene interpolymer is prepared by polymerizing at least one 3-substituted C4-10 alkene and at least one C2-8 alkene in a gas phase polymerization using a polymerization catalyst system.  

Matches 401 - 450 out of 7,298