|
Match
|
Document |
Document Title |
|
|
7619038 |
Homogeneous polymer blend and articles therefrom
This invention relates to homogeneous blends of:
1) from 60 to 99 weight percent of one or more semi-crystalline polymers (based upon the weight of the semi-crystalline and semi-amorphous...
|
|
|
7619030 |
Automobile part of polypropylene resin composition
An automobile part comprising a polypropylene resin composition, the polypropylene resin composition comprising a propylene homopolymer (A1), an elastomer (B) and an inorganic filler (C) in...
|
|
|
7611776 |
Propylene polymer composition and oriented film prepared thereby
The present invention provides a propylene polymer composition for producing a biaxially oriented film, comprising propylene random copolymer and propylene homopolymer; wherein the propylene random...
|
|
|
7608668 |
Ethylene/α-olefins block interpolymers
Embodiments of the invention provide a class of ethylene/α-olefin block interpolymers. The ethylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than...
|
|
|
7608327 |
High tear strength film
A thick film produced from a polyolefin blend is disclosed. The film is prepared from a blend having a density from 0.935 to 0.955 g/cm 3 and comprising LLDPE and greater than 50% by weight HDPE...
|
|
|
7601787 |
Ethylene polymerization process
A process for polymerizing ethylene is disclosed. The polymerization is performed in the presence of a Ziegler-Natta catalyst system in two slurry reaction zones. Most of the polyethylene (70-95...
|
|
|
7601783 |
Method of controlling olefin polymerization
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...
|
|
|
7598309 |
Polypropylene-based resin composition and molded product thereof
A polypropylene-based resin composition including (A) 70 to 96 mass % of a polypropylene-based soft resin having an ISO D hardness of 35 or less and containing 25 to 55 mass % of xylene-insoluble...
|
|
|
7595364 |
High density polyethylene
Multimodal polyethylenes possessing a density from 0.940 to 0.965 g/cm 3 , and an I 21 from 4 to 20 dg/min, and comprising a low molecular weight ethylene copolymer having a weight average...
|
|
|
7595103 |
Pipe systems of polypropylene compositions
Polypropylene pipes (parts by weight): 1) 100 parts of a crystalline random copolymer of propylene with 1-15% by weight of a C 4 -C 10 α-olefin or a crystalline random copolymer of propylene with...
|
|
|
7592397 |
Cap liners, closures, and gaskets from multi-block polymers
A polymer composition comprises at least an ethylene/α-oleiln interpolymer and at least one other polymer. The other polymer can be selected from a second ethylene/α-olefin interpolymer, an...
|
|
|
7592396 |
Polyolefin compositions having high fluidity
A polyolefin composition suitable for preparing films and sheets, comprising: (A) from 15 to 40% by weight of a crystalline copolymer of propylene with at least one alpha-olefin of formula H 2...
|
|
|
7592395 |
Multimodal polyethylene for use in single piece beverage bottle caps and closures
The present invention relates to single piece beverage bottle caps containing and/or made from polyethylene polymers, polymer blends, and/or resins. These polymers/blends/resins have a multimodal...
|
|
|
7592394 |
Plastic compositions having mineral-like appearance
Composite plastic compositions based on the dispersion of selected crosslinked polymers in certain thermoplastic matrices are disclosed. The composite compositions are readily formed and processed...
|
|
|
7592393 |
Soft polyolefin compositions
A polyolefin composition comprising: (A) from 8 to 25% by weight of a crystalline homopolymer or copolymer of propylene: (B) from 75 to 92% by weight of an elastomeric fraction comprising: (1) a...
|
|
|
7589154 |
Process for making thermoplastic vulcanizates
The invention provides a process for dynamic vulcanization comprising grafting organic silane on disperse phase component, thereby introducing chains into the component which are cross-linkable in...
|
|
|
7589145 |
Syndiotactic rich polyolefins
Disclosed herein is a polymer comprising an amorphous syndiotactic rich polyolefin comprising greater than about 50 wt % C 3 -C 40 alpha olefins and having about 50% to less than about 80% r...
|
|
|
7588706 |
Multi-layer films with improved properties
A method of improving hot tack and/or seal strength in a multi-layer film by selecting a first PE comprising at least one of mPE, LDPE or LLDPE to form a first layer and selecting a blend...
|
|
|
7585917 |
Thermoplastic blend compositions
Described herein is a thermoplastic physical blend composition comprising (a) from 20 to 95 wt. % based on the total polymer content of a first polymer component that includes polypropylene having...
|
|
|
7582696 |
Polypropylene-based resin composition and molded article thereof
A polypropylene-based resin composition of drastically improved dimensional stability realized by incorporating a polypropylene resin of specific structure with an inorganic filler of specific...
|
|
|
7579422 |
Propylene random copolymer and process for the production thereof
The present invention relates to a process for preparing a propylene random copolymer comprising polymerization of propylene with a comonomer, said comonomer being ethylene or an α-olefin...
|
|
|
7579411 |
Process for the controlled increase in the molecular weight of polyethylenes
The invention relates to hydroxylamine esters and polymerizable compositions comprising these hydroxylamine esters and an ethylenically unsaturated monomer or oligomer and methods for achieving a...
|
|
|
7579408 |
Thermoplastic vulcanizate comprising interpolymers of ethylene/α-olefins
Thermoplastic vulcanizates comprise at least an ethylene/α-olefin interpolymer and at least one thermoplastic polymer, such as polyolefin. The ethylene/α-olefin interpolymer is a block copolymer...
|
|
|
7579407 |
Thermoplastic elastomer compositions
A unique thermoplastic olefin composition having: (a) at least 40 percent by weight of a propylene-alpha olefin copolymer based on the total weight of polymers in the composition, the...
|
|
|
7579387 |
Radiation-crosslinked polyolefin compositions
An article suitable for use as an insulating or coating material comprises a radiation-crosslinked composition comprising a polyethylene, a polypropylene and optionally an ethylene-propylene...
|
|
|
7576166 |
Process for the production of linear low-density polyethylene composition
A process for producing bimodal linear low-density polyethylene polymer compositions, useful for making films. The polymer compositions have a melt flow rate MFR 2 of 0.4 to 1.0 g/10 min and a...
|
|
|
7572860 |
Polyolefin articles
Articles, in particular non-pressure mono- or multi-layer pipes, prepared by extrusion, molding and combination thereof, comprising a heterophasic polyolefin composition comprising (1) 65-95% of a...
|
|
|
7572859 |
Impact-resistant polyolefin compositions
Polyolefin compositions comprising (percent by weight): 1) 55-90% of a crystalline propylene homopolymer or copolymer containing up to 15% of ethylene and/or C 4 -C 10 α-olefin(s) and having...
|
|
|
7572858 |
Process for the preparation of a thermoplastic elastomer comprising a partially vulcanized rubber concentrate
Process for the preparation of a thermoplastic elastomer by melt mixing a partially vulcanized rubber concentrate, a thermoplastic polymer and/or additives, optionally oil and a curing agent. The...
|
|
|
7569651 |
Transition metal compound, ligand system, catalyst system and its use for the polymerization and copolymerization of olefins
A process for the polymerization of olefins, in particular a process for the copolymerization of propylene with further olefins, is carried out in the presence of highly active catalyst systems...
|
|
|
7569175 |
Container production process
Medium to large volume containers having improved environmental stress crack resistance are blow moulded from bimodal high density polyethylene.
|
|
|
7563848 |
Crosslinked polycyclooctene
Chemically crosslinked polycyclooctene having excellent shape recovery properties and a method for its synthesis via ring-opening metathesis polymerization of cyclooctene using the...
|
|
|
7560516 |
Polyethylene compositions having improved tear properties
Disclosed are various compositions, including but not limited to a high density multimodal polyethylene composition, that has a density of 0.935 g/cc or more, and that includes a blend of a first...
|
|
|
7560515 |
PVC alloy for use in air bag doors
A thermoplastic alloy of a melt processible crosslinked olefin thermoplastic elastomer dispersed in a PVC matrix. Improved compatibility of the alloyed components may be achieved through the use of...
|
|
|
7560504 |
Polymeric composition for seals and gaskets
The present invention relates to a polymeric composition which has an excellent combination of properties for use in making seals and gaskets for utilization in appliances, automotive applications,...
|
|
|
7557162 |
Toughened polymer compositions
Toughened thermoplastic compositions comprising a thermoplastic polymer toughened by the inclusion of a thermoplastic elastomer derived from a particulate rubber dynamically vulcanized in the...
|
|
|
7557161 |
Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility
Propylene polymer compositions comprising (by weight): A) from 15% to 60% with C 4 -C 8 alpha-olefin(s), containing more than 10%, but less than 14%, of said C 4 -C 8 alpha-olefins (s); B) from...
|
|
|
7544311 |
Positive temperature coefficient polymer composition and circuit protection device made therefrom
A PTC polymer composition contains: (a) a non-elastomeric polymer mixture in an amount from 20 wt % to 80 wt % based on the weight of the polymer composition; (b) a conductive particulate material...
|
|
|
7541084 |
Geotechnical articles
A multiphase polymeric material comprises a first rigid continuous phase and a second elastic phase dispersed in the first phase. The multiphase polymeric material may be formed into polymeric...
|
|
|
7534847 |
Copolymers of ethylene with α-olefins
Copolymers of ethylene with α-olefins which have a molar mass distribution M w /M n of from 1 to 8, a density of from 0.85 to 0.94 g/cm 3 , a molar mass M n of from 10.000 g/mol to 4 000 000...
|
|
|
7531605 |
Process for producing polyolefin resin composition and polypropylene composition
A process for producing a polyolefin-based resin composition comprises, in the first polymerization stage, polymerizing an α-olefin having 4 to 20 carbon atoms, a styrene or a cyclic olefin in the...
|
|
|
7531602 |
Polymer blends
A blend of polymers comprising from 5 to 95 weight % of a polymer having a high molecular weight made using a single site type catalyst and from 95 to 5 weight % of a polymer having a lower...
|
|
|
7531601 |
Interpolymers suitable for use in hot melt adhesives and processes to prepare same
The present invention relates to an ethylene/α-olefin interpolymer product comprising at least one α-olefin interpolymerized with ethylene and, characterized in at least one aspect, as having...
|
|
|
7531594 |
Articles from plasticized polyolefin compositions
The present invention relates to articles made from plasticized polyolefin compositions comprising a polyolefin and a non-functionalized hydrocarbon plasticizer.
|
|
|
7528206 |
Fiber-crystalline thermoplastic resin composite material and pellet thereof
Disclosed is a composite material comprising: resin (I) comprising 10 to 99% by weight of a crystalline thermoplastic resin which is defined as component (A), and 1 to 90% by weight of a...
|
|
|
7524911 |
Adhesive and marking compositions made from interpolymers of ethylene/α-olefins
An adhesive composition comprises: (i) at least one ethylene/α-olefin interpolymer, (ii) at least one tackifier; and (iii) optionally at least one additive, such as a plasticizer, wax and...
|
|
|
7524903 |
Process and apparatus for the polymerization of propylene
A process for preparing heterophasic propylene copolymers by polymerizing propylene in the presence of a polymerization catalyst and hydrogen as a molecular weight regulator, the process comprising...
|
|
|
7524897 |
Film with high impact strength
A film with a broad molecular weight distribution, excellent impact strength and a high dart drop value or moderate dart drop value accompanied by good optical property consisting of a bimodal...
|
|
|
7521518 |
Ethylene copolymer compositions
Disclosed is a novel ethylene copolymer by copolymerizing an ethylene and at least one comonomer selected from a compound represented by the formula H 2 C═CHR wherein R is an alkyl group or an...
|
|
|
7521508 |
Electron beam inter-curing of plastic and elastomer blends
Two-phase or single-phase admixtures of a plastic and an elastomer, two or more thermoplastics, or two or more elastomers are irradiated (preferably with electron beam radiation) to cross-link the...
|