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| Number | Title | Issue Date |
| 7674849 | Process for the manufacture of a composite material, composite material and use thereof Process for the manufacture of a composite material (M) comprising a stage (E) according to which a dispersion (D) comprising : (a) at least one polymer, (b) at least one lamellar compound, and (c) at least one dispersing liquid, is dried by atomization. Composite m... | 03/09/2010 |
| 7659337 | Elastomeric blend for air barriers comprising grafted resin components A composition suitable for an air barrier such as an automotive tire innertube, innerliner, and aircraft tire innertube or innerliner, curing bladders, and other pneumatic devices is disclosed. The composition comprises an elastomer, a processing oil, and a grafted ... | 02/09/2010 |
| 7652089 | Nanocomposite, nanocomposite electrolyte membrane and fuel using the same A nanocomposite including: a sulfonated polysulfone and a nonmodified clay dispersed in the sulfonated polysulfone, the nonmodified clay having a layered structure, and the nonmodified clay being intercalated with the sulfonated polysulfone, or the layers of the lay... | 01/26/2010 |
| 7649043 | Barrier layer for elastomeric articles A composition well suited to forming gas barrier layers in elastomeric articles is described. The barrier layer may be incorporated into, for instance, inflatable articles that are intended to contain a gas, such as air, under pressure. For example, in one embodimen... | 01/19/2010 |
| 7645826 | Water based damper Latex-based compositions, and methods of forming the same, that are useful to dampen noise and vibrations, are disclosed. The compositions can be applied to and adhered to a substrate. The compositions comprise latex and at least one filler. The compositions form mi... | 01/12/2010 |
| 7638573 | Butyl nanocomposite via low Mw elastomer pre-blend The present invention provides a method to form a nanocomposite including blending a high molecular weight elastomer, a low molecular weight elastomer, and a clay to form a nanocomposite; wherein the high molecular weight elastomer has a weight average molecular wei... | 12/29/2009 |
| 7632886 | Elastomer nanocomposites comprising isobutylene and multifunctional oligomers The present invention provides a nanocomposite of an elastomer, a polymer or oligomer functionalized with a polar group, and a clay. The nanocomposite can be a mixture of a halogenated elastomer, an acid or acid anhydride modified polymer, and a clay, desirably an e... | 12/15/2009 |
| 7629406 | Use of organoclay in HDPE nanocomposites to provide barrier properties in containers and film HDPE nanocomposite is made by mixing HDPE with organoclay. Such HDPE nanocomposite contains concentrations of organoclay less than 4 weight percent. Unexpectedly, using less organoclay than that conventionally recommended, results in superior oxygen and water vapor ... | 12/08/2009 |
| 7629405 | Starch-polyester biodegradable graft copolyers and a method of preparation thereof A starch-polyester graft copolymer and chemically modified starch-polyester graft copolymer composition comprising a chemically modified starch or chemically modified starch-nanoclay product is described. The composition can be produced continuously in a twin-screw ... | 12/08/2009 |
| 7619024 | Resin compositions, intercalates, nanocomposites and laminates prepared with aromatic polyamide and polyphenoxy polymers A resin composition comprising melt blending a polyamide resin such as nylon MXD6 with a polyphenoxy resin. The polyamide resin and the polyphenoxy resin may be combined prior to or after melting and can be sandwiched between two PET layers in a perform mold to form... | 11/17/2009 |
| 7619025 | Biodegradable polymeric nanocomposite compositions particularly for packaging Specific polymer blends of polylactic acid (PLA) and polyhydroxybutyrate (PHB) and poly-(butylenes adipate-co-terephthalate (PBAT) as a fatty acid quaternary ammonium modified clay. The blends are particularly useful for barrier packaging. ... | 11/17/2009 |
| 7615588 | Reinforced thermoplastic compositions with enhanced processability A thermoplastic composition is disclosed comprising a continuous phase of at least one thermoplastic polymer; and a non-polymeric precursor polymerizable to provide a polymerized reinforcing phase dispersed within the thermoplastic polymer. The precursor is polymeri... | 11/10/2009 |
| 7605205 | Nanocomposite compositions and processes for making the same The invention provides for processes for preparing a nanocomposite compositions including the steps of: contacting a multifunctional intercalant including a cationic moiety separated from an anionic moiety by at least 1 carbon, with a clay at a temperature and for a... | 10/20/2009 |
| 7605206 | Method of compatibilizing non polymer solid fillers in polymeric materials and compositions therefrom A method of forming a compatibilized blend of a polymeric material and one or more additives and/or fillers is disclosed. The method includes blending the polymeric material and or more additives and/or fillers with an exfoliated clay. ... | 10/20/2009 |
| 7595359 | Cationic alkoxyamines and their use in producing nano particles from natural or synthetic clays The instant invention relates to cationic alkoxyamines, which are useful as polymerization initiators/regulators in a controlled stable free radical polymerization process to produce intercalated and/or exfoliated nanoparticles from natural or synthetic clays. The i... | 09/29/2009 |
| 7592387 | Clay-polyurethane nanocomposite and method for preparing the same A clay-polyurethane nanocomposite comprising a clay and a polyurethane covalently bonded to the surface of the clay wherein the polyurethane is formed by reacting a clay-containing diisocyanate compound with a polyol, the clay-containing diisocyanate compound contai... | 09/22/2009 |
| 7579398 | Nano-composite and compositions therefrom The present invention relates to various nano-composites and compositions comprising a cationic mediator and method thereof. The cationic mediator comprises a polymeric group and a cationic unit selected from the group consisting of onium cation and heterocyclic cat... | 08/25/2009 |
| 7576155 | Method for clay exfoliation, compositions therefore, and modified rubber containing same A polymer composition of low gas permeability. The composition includes an exfoliated organically-modified clay, butyl rubber, and a polymeric exfoliant. A method for producing the butyl composition by dry mixing the butyl rubber with the exfoliated clay is also pro... | 08/18/2009 |
| 7572855 | Nano-composite and compositions manufactured thereof The present invention is directed to nano-composite and composition comprising a cationic mediator and method thereof. The cationic mediator is comprised of a hydrophobic unit and a heterocyclic cationic unit. The nano-composite is practically useful in formulating ... | 08/11/2009 |
| 7553899 | Flame retardant resin composition and molded article The present invention provides a flame retardant resin composition comprising the following component (A), component (B), component (C) and component (D), in which 0.1 to 50 parts by mass of the component (B), 0.001 to 30 parts by mass of the component (C) and 0.1 t... | 06/30/2009 |
| 7553898 | Flame retardant plastic compositions A fire retardant composition that includes: a polyolefin and an additive package that includes a brominated polystyrene or decabromodiphenyl ether; a nanoclay; and metal oxide fillers in the nanometer particle range. The compositions can have high weight percentages... | 06/30/2009 |
| 7550526 | High impact clay-polymer blend formed by reversible cross-linking in the presence of peroxide A high impact polymer adapted to be recyclable comprising a polymer, a cross-linking agent, an accelerator, and a nano-clay. The cross-linking agent comprises a sulfur and a peroxide with an activity ranging from 40% to 99%. The accelerator is present in ratios rang... | 06/23/2009 |
| 7538152 | Lightweight structural finish A lightweight finish composition, method of production and a method of application are provided. The lightweight finish composition comprises a resin dispersion, alkali metal phosphate, alkylolammonium salt of a polyfunctional polymer, and lightweight aggregate such... | 05/26/2009 |
| 7521499 | Flame retardant and UV Absorptive polymethylmethacrylate nanocomposites A composition which includes polymethylmethacrylate and an organoclay functionalized with intercalation agent, wherein said intercalation agent is a reaction product of a polyamine and an alkyl halide in a polar solvent, preferably a dimethyl, ditallow ammonium func... | 04/21/2009 |
| 7517930 | Polymer nanocomposites for air movement devices In one embodiment, the invention provides an air movement device having a matrix polymer and nanoparticles. In another embodiment, the invention provides a method of manufacturing an air movement device having dry-mixing about 30% to about 80% by weight matrix polym... | 04/14/2009 |
| 7514490 | Nanocomposite material The invention relates to a nanocomposite material on the basis of a clay having a layered or fibrous structure and a cation exchange capacity of from 5 to 250 milliequivalents per 100 gram, a polymeric matrix and a block copolymer or graft copolymer, which block cop... | 04/07/2009 |
| 7514492 | Composites with oriented particles and particle networks with method A method and types of composites in which particles are oriented within a melt-processable material or are arranged into networks in response to chaotic advection. A masterbatch comprising a melt-processable material and particles is supplied to a blender in which c... | 04/07/2009 |
| 7514491 | Functionalized isobutylene polymer-inorganic clay nanocomposites and organic-aqueous emulsion process A nanocomposite of a halogenated elastomer and an inorganic, exfoliated clay, suitable for use as an air barrier, is disclosed. The halogenated elastomer can be a polymer comprising C4 to C7 isoolefin derived units, para-methylstyrene derived u... | 04/07/2009 |
| 7504451 | Fire retardant compositions A polymer composition is provided that comprises a polymer and a synergistic flame retardant additive combination which comprises a nano-clay and a second filler. The second filler may be a material with known flame retardant properties, an inert filler or a combina... | 03/17/2009 |
| 7495051 | Nanocomposite and method of making the same A composition comprising exfoliated silicate platelets; a thermoplastic polymer; and a block copolymer and method of making the same. ... | 02/24/2009 |
| 7491764 | Low permeability nanocomposites The present invention includes blends of a halogenated elastomer such as a butyl rubber or an interpolymer of, on one embodiment, a C4 to C7 isomonoolefin, a para-methylstyrene and a para-(halomethylstyrene), the interpolymer having been pre-mi... | 02/17/2009 |
| 7485677 | Low permeability nanocomposites The present invention is a blend of an halogenated elastomer and a clay, desirably an exfoliated clay, to form a nanocomposite suitable for an air barrier. In one embodiment, the halogenated elastomer is a polymer comprising C4 to C7 isoolefin ... | 02/03/2009 |
| 7473728 | Dual phase rubber composition and tire with nanocomposite-containing sidewall thereof This invention relates to a dual phase rubber composition and pneumatic tire with a rubber sidewall thereof, namely a dual phased non-black colored rubber composition composed of a first pre-formed elastomer phase comprised of butyl-type rubber and EPDM rubber conta... | 01/06/2009 |
| 7473729 | Barrier coating mixtures containing non-elastomeric acrylic polymer with silicate filler and coated articles Barrier coating mixtures contain in a carrier liquid, (a) a non-elastomeric substantially polymerized acrylic polymer; (b) an exfoliated layered platelet-like silicate filler which has been acid treated and having an aspect ratio greater than 25; and (c) at least on... | 01/06/2009 |
| 7465762 | Polyolefin composite material, method for producing same, and formed product thereof A polyolefin composite material comprising a polyolefin-based resin, an onium-modified low molecular weight polyolefin-based resin containing an organic onium group as a functional group and having a number average molecular weight of 500 to 30,000, and a layered cl... | 12/16/2008 |
| 7462666 | Method for making nanocomposite materials A method for making a nanocomposite material includes introducing a solution including a nanofiller material and a supercritical fluid into a molten polymeric material within an extruder. The supercritical fluid is caused to substantially instantaneously convert to ... | 12/09/2008 |
| 7446143 | Intercalates, exfoliates and concentrates thereof formed with protonated, non-carboxylic swelling agent and nylon intercalants polymerized in-situ via ring-opening polymerization A method of manufacturing a nanocomposite composition comprising forming an intercalating composition comprising 1% to about 90% by weight of a purified sodium smectite clay that contains at least 75% Na+ ions based on the total interlayer exchangeable ca... | 11/04/2008 |
| 7442728 | Method for producing nanosilicate plates The present invention relates to an exfoliating agent and to a process for producing random form of nanoscale silicate plates. The exfoliating agent applied in the present invention has the formula: wherein n=1 to 5 and R i... | 10/28/2008 |
| 7442333 | Method for the production of polyamide nanocomposites, corresponding packaging materials and moulded bodies The invention relates to a method for the production of polyamide nanocomposites made from base polymers comprising aromatic components and organically-modified phyllosilicates in a double-screw extruder with a front-feeder and a side-feeder. Said method is characte... | 10/28/2008 |
| 7438748 | Flame retardant composition The present invention is a flame-retardant composition comprising a polyolefin polymer, a nano-silicate, a metal hydroxide, and calcium carbonate. The invention also includes a coating prepared from the flame-retardant composition as well as a wire-and-cable constru... | 10/21/2008 |