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7615522 |
Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups
The present invention relates to a block copolymer prepared by ATRP, wherein the polymer chain terminal group is structurally modified with the functionally effective group of a lubricant or...
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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...
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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...
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7566745 |
Photochemically refractive-index-changing polymer, photochemically refractive-index-changing polymer composition, and method of refractive index regulation
A subject for the invention is to provide a method of refractive index regulation by which the refractive index of an optical polymer molding can be efficiently changed without necessitating a...
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7524900 |
Gas-barrier composition, coating film and method for production of the same, and layered material
A composition having gas-barrier properties, which can produce a resin film having gas-barrier properties under high humidity conditions and high abrasion resistance, and a coating film formed by...
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7485683 |
Compatibilizers for fluoropolymers and polyolefins; blends thereof
A compatibilizer including a first portion compatible with a fluoropolymer and a second portion compatible with a polyolefin. Compatibilized compositions comprising a polyolefin, a fluoropolymer,...
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7456231 |
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...
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7396879 |
Method for reducing residual monomer in a polymer matrix
Residual monomer in a polymer matrix may be reduced by a method including admixing a polymer matrix comprising an amount of residual monomer and a conjugated diene. This method can be carried out...
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7385008 |
Abrasion resistant elastomeric compositions
The present invention includes elastomeric compositions of BIMS elastomers suitable for abrasion resistant, high traction and/or air barrier articles. The compositions and articles made from those...
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7279531 |
Rubbery polymers containing tin coupling agents and rubber compounds including the same
The present invention is directed to rubbery polymers, such as polybutadiene rubber or styrene-butadiene rubber, that contain tin coupling agents and provide desirable dispersion of carbon black in...
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7232604 |
Flame retardant crosslinkable compositions and articles
Flame retardant crosslinkable polyolefin compositions useful for the production of films, sheets and membranes are provided. The compositions are comprised of ethylene-silane copolymer, plastomer,...
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7202310 |
Polymers, processes for producing the same, and curable compositions produced therefrom
An alkenyl- or crosslinkable silyl-terminated vinyl polymer is provided. Such a functional group is introduced into its terminus at a high ratio, not via sulfur atoms. Those polymers can be...
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7201969 |
Pressure-sensitive adhesive film for the surface protection of semiconductor wafers and method for protection of semiconductor wafers with the film
A surface protecting adhesive film for a semiconductor wafer in which an adhesive layer is formed on one surface of a base film, wherein the adhesive layer comprises 100 weight parts of a polymer...
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7163983 |
Olefinic thermoplastic elastomer sheet, process for production thereof, and laminates
An olefin thermoplastic elastomer sheet which has the same or similar rubber elasticity, flexibility and molding and processability as those of the conventional olefin thermoplastic elastomer...
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7148279 |
Golf ball compositions comprising dynamically vulcanized blends of highly neutralized polymers and diene rubber
A golf ball a core and a cover, wherein at least one of the core or the cover includes a blend of a highly neutralized ionomer formed from a reaction between an ionomer having acid groups, a...
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7094836 |
Compatibilizers for fluoropolymers and polyolefins; blends thereof
A compatibilizer including a first portion compatible with a fluoropolymer and a second portion compatible with a polyolefin. Compatibilized compositions comprising a polyolefin, a fluoropolymer,...
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7067591 |
Block copolymers and process for their preparation
A block copolymer having structural formula A-B or A-B-A, wherein A is a crystallizable isotactic polypropylene block segment and B is an amorphous olefin elastomeric block segment; the novel...
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7022771 |
Olefin copolymers containing cyclopropane rings in the main chain
The invention relates to copolymers of alkenes and conjugated dienes containing cyclopropane and cyclopentane rings in the main chain. These copolymers are charachterised in that the amount of...
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6906146 |
COMPOSITIONS HAVING ETHYLENIC BACKBONE AND BENZYLIC, ALLYLIC, OR ETHER-CONTAINING SIDE-CHAINS, OXYGEN SCAVENGING COMPOSITIONS CONTAINING SAME, AND PROCESS FOR MAKING THESE COMPOSITIONS BY ESTERIFICATION OR TRANSESTERIFICATION OF A POLYMER MELT
Disclosed is a process for esterifying and/or transesterifying a polymer having a polyethylenic backbone and pendant acid and/or ester moieties comprising contacting a melt of the polymer with a...
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6887940 |
Compatibilizing agent for engineering thermoplastic/polyolefin blend
A compatible blend of an engineering thermoplastic such as a polyamide and an olefin polymer material is prepared by (1) making an oxidized olefin polymer material containing carboxylic acid groups...
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6861481 |
Ionomeric nanocomposites and articles therefrom
An ionomeric nanocomposite that includes a base component of a propylene-based polyolefin-metal salt component and a nanostructured material. Optionally, the blend further contains a polymeric...
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6835269 |
Laminated film and method of producing the same
A laminated film exhibiting excellent interlayer adhesiveness obtained by extrusion-laminating a resin directly on a polyester film without effecting anchor-coating or without treating the molten...
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6812322 |
Polyamide
A process for the preparation of novel polyamides, the use of such polyamides for the production of fibers, sheets and moldings, and fibers, sheets and moldings obtainable from such polyamides, are...
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6797780 |
Microgel-containing rubber compounds with phosphoryl polysulfides and vulcanizates or shaped articles prepared therefrom
The invention relates to rubber compounds based on rubber particles and phosphoryl polysulfides, as well as to vulcanizates or shaped articles prepared therefrom. The addition of phosphoryl...
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6794452 |
Covulcanization of polymers
Polymeric materials that differ from each other in solubility parameters and other properties are covulcanized by reaction with a hydrogenated carboxylated nitrile rubber, a multivalent salt of an...
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6756443 |
Ionomer/polyamide blends with improved flow and impact properties
An ionomer/polyamide blend with improved flow (e.g., lower viscosity) can be achieved while simultaneously maintaining or improving physical properties such as low temperature Izod impact...
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6730722 |
Cross-linkable polymer powder compositions
The invention provides cross-linkable polymer powder compositions containing a) at least one water-soluble polyhydroxy compound; b) at least one boric acid complex compound which is of limited...
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6716924 |
Process for preparing ethylene polymer composition, particles of ethylene polymer composition, and film obtained from the particles of ethylene polymer composition
A process for preparing an ethylene polymer composition comprises a step (I) to prepare an ethylene (co)polymer (i) having [η] of at least 1.5 times the intrinsic viscosity of a (co)polymer (ii)...
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6664336 |
Aqueous curing composition of fluoroelastomer and article coated with fluoroelastomer
An aqueous curing composition of a fluoroelastomer containing a fluoroelastomer, a fluororesin, a curing agent, which further contains a surfactant which leaves 0.3 wt. % or less of a decomposition...
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6657013 |
Imidate-containing fluoropolymer compositions
A composition that includes a fluoropolymer comprising interpolymerized units derived from a cure site monomer comprising a nitrile group; and (b) a catalyst composition comprising a compound...
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6657012 |
Metal amine complex containing fluoropolymer compositions
A composition that includes: (a) a fluoropolymer comprising interpolymerized units derived from a cure site monomer comprising a nitrile group; and (b) a catalyst composition comprising a divalent...
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6602956 |
Melt strength thermoplastic elastomers and methods for making same
The melt strength is increased and the gloss level is reduced in olefinic TPE compositions through the addition of sufficient amounts of free radical generators (A) and co-curative agents (B). The...
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6583222 |
Grafted thermoplastic compositions and fabricated articles therefrom
This invention describes grafted blend compositions, processes for their preparation and fabricated articles, especially foams therefrom. The blends exhibit enhanced melt strength, melt elongation...
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6569915 |
Crosslinked, heat shrinkable polypropylene compositions
A heat-shrinkable article suitable for use as an insulating or coating material comprises a crosslinked composition of a polypropylene homopolymer or copolymer and an ethylene-propylene elastomer....
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6552131 |
Block polymer and antistatic agent comprising the same
The present invention provides a block polymer comprising a polyolefin and a hydrophilic polymer, being finely dispersed in resins, in particular polyolefins, without requiring any compatibilizer,...
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6545095 |
Process for microgel preparation
A process for producing a microgel composition particles having a core of cross-linked polymer at a multiplicity of polymeric arms appended to the core, the process comprising reacting a living...
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6506841 |
Composition having improved thermomechanical properties, and a method of cross-linking it
The present invention relates to a composition that is extrudable and cross-linkable in air. The composition that is extrudable and cross-linkable in air comprises a mixture of a copolymer with an...
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6489399 |
Dye-appended polymers for broadband fiber optic devices
Novel dye/polymer compositions are disclosed, which when used in connection with fiber optic devices, provide a uniform spectral response across a broadband wavelength region. The dye/polymer...
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6486259 |
Ebonite tape
An ebonite tape for coating metal substrates is made either of a single component mixture or a two-component mixture. A single component mixture includes unsaturated polymers, a sulfur...
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6476138 |
Olefin-based resin composition
There is provided an olefin-based resin composition which may be applied to the coatings of electrical cables used in automobiles. The coatings have neatly balanced properties to satisfy product...
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6444756 |
Dispersion-controlled polymers for broad band fiber optic devices
Novel polymer compositions for controlling or correcting dispersion mismatch between the composition and a side-fiber polished optical fiber are disclosed. The polymer compositions contain an...
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6423817 |
Inherently light- and heat-stabilized polyamides
A process for preparing inherently light- and heat-stabilized polyamides comprises polymerizing in the presence of at least one triacetonediamine compound of the formula where R is hydrogen or...
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6423758 |
Low volatility cellular foam
A foam composition and method of making the same. The foam of the present invention comprises a mixture of glutarate ester plasticizer, adipate ester plasticizer, alcohol carboxylic acid ester,...
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6399706 |
Microgel-containing rubber compounds which comprise sulfur-containing organosilicon compounds
The present invention relates to rubber compounds comprising at least one rubber which contains double bonds, at least one rubber gel, and at least one sulfur-containing organosilicon compound....
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6388018 |
Graft copolymers containing ionomer units
Graft copolymers having cationic units pendant to the backbone chain are disclosed. These polymers are prepared by reacting a polymer containing halogenated para-methylstyrene units in the chain,...
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6326435 |
Polyester resin composition
The polyester resin composition of the present invention comprises (A) a thermoplastic polyester resin, (B) an olefinic polymer modified with at least one member selected from the group consisting...
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6313223 |
Rubbery heat resistant composition
This invention relates to a polymeric composition that can be molded into rubbery articles having excellent oil resistance and excellent heat resistance. The properties of the polymeric composition...
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6310142 |
Fluoroelastomer compositions
Fluoropolymers comprising a fluoroelastomer matrix incorporating therein particles of a semicrystalline fluoropolymer containing iodine and/or bromine and formed of tetrafluoroethylene (TFE)...
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6303695 |
Dispersion-controlled polymers for broadband fiber optic devices
Novel polymer compositions for controlling or correcting dispersion mismatch between the composition and a side-fiber polished optical fiber are disclosed. The polymer compositions contain an...
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6251999 |
Tin carboxylate catalysts for epoxy-acid coating compositions
A catalytic tin carboxylate adduct, which is useful as a catalyst in epoxy-acid coating compositions, is the reaction product of (A) a mono-, di-, or poly-carboxylic acid functional compound and...
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