|
Match
|
Document |
Document Title |
|
|
7390575 |
Propylene-ethylene random block copolymer and biaxially oriented multi-layer film using the same as a surface layer
A polyolefin based biaxially oriented multi-layer film having at least one surface layer comprise of the propylene-ethylene random block copolymer; The propylene-ethylene random block copolymer...
|
|
|
7365142 |
Polyelectrolyte complex films for analytical and membrane separation of chiral compounds
The present invention is directed to enantioselective polyelectrolyte complex films. Further, said films may be free or isolated membranes, or coatings on substrates such a porous substrates,...
|
|
|
7361717 |
Fluorocopolymer film and its application
A fluorocopolymer film formed by molding at a molding temperature of at most 320° C. a fluorocopolymer comprising repeating units based on ethylene, repeating units based on tetrafluoroethylene,...
|
|
|
7351478 |
Heat-seal films and method of manufacture
A heat-seal polymer film and method of forming such film is provided. The heat-seal film is formed from metallocene-catalyzed isotactic random copolymers of propylene and at least one other C 2 to...
|
|
|
7314905 |
Drawn film and process for producing the same
A film that has high rigidity and high heat resistance and good releasability from a roughened copper foil surface, which is subjected to surface oxidization or etching treatment with acid, such as...
|
|
|
7312295 |
Copolymers of ethylene and 1-heptene
The present invention relates to a copolymer comprising units derived from ethylene and 1-heptene, to a composition comprising such a copolymer, and to an article prepared from or containing such a...
|
|
|
7312292 |
Polycyclic polymers containing pendant ion conducting moieties
A polymer comprising polycyclic repeating units having recurring ion conducting groups and optional crosslinkable groups is disclosed. The present invention provides the capability of tailoring...
|
|
|
7294678 |
Thin walled polynitrile oxide crosslinked rubber film products and methods of manufacture thereof
Natural rubber and/or synthetic polyisoprene film products having enhanced tear strength and tensile strength crosslinked with a one polynitrile oxide, intended for direct or indirect contact with...
|
|
|
7265193 |
Polymerization process
This invention relates to a process to polymerize olefins comprising:
contacting: (i) propylene and (ii) a mixture comprising, optionally ethylene, and three or more different alpha olefins...
|
|
|
7256239 |
Polymer film
A film of a polyethylene produced by polymerization catalysed by a single site catalyst and comprising as comonomers to ethylene at least two C 4-12 alpha olefins, preferably but-1-ene and hex-1-ene.
|
|
|
7241850 |
Polypropylene having improved clarity and articles prepared therefrom
A polypropylene composition comprises an isotactic polypropylene homopolymer resin that is suitable to form an injected molded article exhibiting less than about 60% haze, as determined by ASTM...
|
|
|
7238818 |
Heterocyclic metallocenes and polymerization catalysts
A new class of heterocyclic metallocenes, a catalytic system containing them and a process for polymerizing addition polymerizable monomers using said catalytic system are disclosed; the...
|
|
|
7235618 |
Polypropylene polymers
Embodiments of the present invention include a polypropylene homopolymer synthesized from a metallocene catalyst system and methods of forming the homopolymer, the homopolymer having an aluminum...
|
|
|
7232785 |
Solid catalytic component and catalytic system of the ziegler-natta type, process for their preparation and their use in the polymerization of alk-1-enes
The present invention relates to a new solid catalytic component, which can be used in combination with an aluminum compound as co-catalyst and optionally an external electron donor as additional...
|
|
|
7226880 |
Breathable, extensible films made with two-component single resins
A film formed from a two-component single resin including two components, not blended or co-polymerized, but inter-polymerized. The two components may have different densities and/or different melt...
|
|
|
7202001 |
Sulfonated copolymer
This invention relates to sulfonated copolymers which are useful in forming polymer electrolyte membranes used in fuel cells.
|
|
|
7193025 |
Metallocene polypropylene for rotomoulding
The present invention is concerned with single layer articles produced by rotomoulding and consisting essentially of metallocene-produced syndiotactic polypropylene or isotactic random copolymer of...
|
|
|
7189462 |
Block copolymer, its composition and film made of it
It is to provide a block copolymer and its copolymer composition which provides a heat shrinkable (multilayer) film with less spontaneous shrinkage while maintaining favorable low temperature...
|
|
|
7186788 |
(Meth)acrylic copolymer resin and coating film thereof
A coating resin that is thermoplastic, exhibits good appearance, solvent resistance and adherence and is excellent in abrasion resistance; and a coting liquid or coating film thereof. In...
|
|
|
7186458 |
Oriented polypropylene films for adhesive tape
An adhesive tape comprising a backing and a layer of adhesive on the backing. The backing comprises a biaxially oriented substrate which comprises an isotactic polypropylene composition. The tapes...
|
|
|
7169855 |
Method for producing transparent polypropylene sheet and transparent polypropylene sheet
An apparatus ( 1 ) for producing a transparent polypropylene sheet, which comprises a sheet formation means ( 11 ) for melt-kneading a resin composition comprising (A) 60 to 97 mass % of a...
|
|
|
7166685 |
Compositions containing particles of highly fluorinated ion exchange polymer
Solid and liquid compositions containing particles of highly fluorinated ion-exchange polymer having sulfonate functional groups with an ion exchange ratio of less than about 33. The compositions...
|
|
|
7101947 |
Polyelectrolyte complex films for analytical and membrane separation of chiral compounds
The present invention is directed to enantioselective polyelectrolyte complex films. Further, said films may be free or isolated membranes, or coatings on substrates such a porous substrates,...
|
|
|
7101939 |
Ethylene/α-olefin copolymer made with a non-single-site/single-site catalyst combination, its preparation and use
An ethylene/α-olefin copolymer comprising a component produced by a non-single-site polymerization catalyst and a component produced by a single-site polymerization catalyst, its preparation and...
|
|
|
7098277 |
Polypropylene films
The present invention provides isotactic polypropylene compositions suitable for cast film applications, cast polypropylene films made therefrom, and processes for forming such films. The novel...
|
|
|
7094857 |
Ethylene polymers and copolymers with high optical opacity
This invention relates to the field of metal-catalyzed olefin polymerization methods and the polymers and films prepared therefrom. In one aspect, this invention provides polyethylene and...
|
|
|
7094856 |
Process for producing polyolefin
Process for the production of an oriented polyolefin film using multi-component polymer compositions. One polymer component comprises an isotactic propylene homopolymer produced by the...
|
|
|
7041765 |
Films comprising isotactic propylene copolymers
Films with excellent machine direction (MD) tear properties comprise at least one layer made from a polymer comprising: (A) at least 50 weight percent (wt%) propylene; and (B) at least 5 wt %...
|
|
|
7026421 |
Random propylene copolymers
Random copolymers of propylene with other 1-alkenes having up to carbon atoms,
whose content of comonomers is in the range from 0.7 to 1.4% by weight if the only comonomer present in the...
|
|
|
7018710 |
Heat sealable polyethylene film and method for its preparation
A process for the preparation of a heat sealable film comprising a core layer and a sealing layer, said process comprising attaching said core layer to said sealing layer, said sealing layer...
|
|
|
6994915 |
Biaxially oriented polypropylene films
Biaxially oriented polypropylene films (BOPP) having at least one layer of a propylene polymer containing at least 0.8% by weight of ethylene and, optionally, one or more C 4 -C 10 α-olefins, or...
|
|
|
6982311 |
Films produced from substantially linear homogeneous olefin polymer compositions
The subject invention provides a film having at least one layer comprising an interpolymer of ethylene and at least on comonomer selected from the group consisting of C 3 -C 20 α-olefins, dienes,...
|
|
|
6967232 |
High-molecular gelling agent precursor for electrolyte
A high-molecular gelling agent precursor for an electrolyte comprises a copolymer formed of (A) a hydrophobic monomer having a hydrophobic group, which forms a carboxyl group upon saponification,...
|
|
|
6956088 |
Polyethylene films with improved physical properties
Metallocene catalyzed polyethylenes are found to have improved physical properties, improved processability and improved balance of properties. Surprisingly, there is a direct relationship between...
|
|
|
6943229 |
Low crystallizability polypropylene sheet
A low crystallizability polypropylene sheet which has an average spherulite radius between 0.1 μm and 4 μm, an average number of spherulites of 600/mm 2 or less in a sheet cross section, a solid...
|
|
|
6936674 |
Polymerization process
A process for producing a poly-olefin is disclosed, which comprises contacting at least one 1-olefin under polymerisation conditions with a polymerisation catalyst or catalyst system comprising (1)...
|
|
|
6919407 |
Blends and sealant compositions comprising isotactic propylene copolymers
Films with excellent machine direction (MD) tear properties comprise at least one layer made from a polymer comprising:
(A) at least 50 weight percent (wt %) propylene; and (B) at least 5 wt...
|
|
|
6887923 |
Processing aids for enhanced machine direction orientation rates and property enhancement of polyolefin films using hydrocarbon waxes
The present invention disclose a method for the orientation of a high density polyethylene (“HDPE”) film. The process of the invention comprises forming a HDPE-wax mixture by adding to a HDPE...
|
|
|
6870010 |
Low haze high strength polyethylene compositions
A low density substantially linear polyethylene composition is described, including some that have: (a) a density of 0.935 g/cc or less; (b) a Haze of 10% or less, (c) a Dart Impact of 100...
|
|
|
6855781 |
Process to produce polymers
A process to produce ethylene polymers is provided. Particularly, a process to produce ethylene polymers having a broad molecular weight distribution is provided. More particularly, a process to...
|
|
|
6852813 |
Polymer-filled sheet material
In accordance with the method of manufacture described herein, it has been found that by applying a polymerization catalyst or polymerization initiator directly to a liquid-absorbent or liquid...
|
|
|
6844398 |
Ethylenic copolymer, composition containing said copolymer, and ethylenic copolymer film
An ethylenic copolymer composition including an ethylenic copolymer having Mw/Mn of 1.5 to 4, Mw of 3,000 to 1,000,000, and a resin density of 0.85 to 0.95 g/cm 3 . The relationship between the...
|
|
|
6841261 |
Block copolymer, composition thereof, and film made thereof
It is to provide a block copolymer and its copolymer composition which provides a heat shrinkable (multilayer) film with less spontaneous shrinkage while maintaining favorable low temperature...
|
|
|
6835791 |
Stretched polypropylene film
Disclosed is a stretched film excellent in low-temperature heat sealability after corona treatment as well as that before corona treatment and/or in heat shrinkability, the stretched film being...
|
|
|
6833420 |
Film for wrapping
A film having a large tensile stress in the machine direction, excellent mechanical properties and stretch-wrapping property, and that is less broken at the time of wrapping, can be favorably torn...
|
|
|
6825303 |
Integration of low &egr thin films and Ta into Cu dual damascene
New precursors and processes to generate fluorinated poly(para-xylylenes) (“PPX”) and their chemically modified films suitable for fabrications of integrated circuits (“ICs”) of <0.15...
|
|
|
6824878 |
Method for preparing sealable films with siloxane additives
A thermoplastic film comprising a core layer comprising a polyolefin wherein the core layer comprises the interior of the film; a first transition layer comprising a polyolefin and a silicone...
|
|
|
6812289 |
Cast stretch film of interpolymer compositions
This invention relates to cast films prepared from interpolymer compositions comprising; (A) a substantially linear ethylene/α-olefin interpolymer present in the composition in an amount of from...
|
|
|
6800710 |
Polyolefin sheets for thermoforming
Polypropylene sheet for thermoforming having at least one layer comprises a propylene polymer containing at least 0.8% by weight of ethylene and, optionally, one or more C 4 -C 10 α-olefins, or a...
|
|
|
6784269 |
Polypropylene compositions methods of making the same
This invention relates to propylene homopolymer compositions obtained from metallocene catalysis wherein the polymer has a molecular weight distribution (Mw/Mn) in the range of from 4.0 to 20.0....
|