Matches 1 - 27 out of 27
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7420071 Thermally stable surfactants and compositions and methods of use thereof  
There are provided novel thermally stable surfactants for use with fillers in the preparation of polymer composites and nanocomposites. Typically, surfactants of the invention are urethanes, ureas...
7420011 Methods of making nanocomposites and compositions of rubber toughened polyhydroxyalkanoates  
Toughened compositions from polyhydroxyalkanoate (PHA), preferably PHB reactively blended with maleated poly butadiene and with an epoxidized natural or synthetic rubber are described. The...
EP1676941B1 Process for the preparation of polyurethane nanocomposite fibers or films having an enhanced dyeability and UV-ray resistance  
RE40197 Drill bit having an improved seal and lubrication method using same  
A drill bit ( 100 ) for drilling a wellbore that traverses subterranean formations includes a drill bit body ( 106 ) having a plurality of journal pins ( 112 ), each having a bearing surface ( 128...
7329702 Composition and method of making the same  
A composition comprising a fluorinated block copolymer and at least one of an intercalated layered silicate or exfoliated silicate platelets, and methods of making the same.
7265174 Halogen containing-polymer nanocomposite compositions, methods, and products employing such compositions  
The disclosure provides compositions prepared by combining nanomaterials with a halide-containing polymer, thereby forming a combined polymer matrix having dispersed nanomaterials within the...
7223811 Nanocomposite: products, process for obtaining them and uses thereof  
The present invention is related to nanocomposites comprising polymers, carbon nanotubes and layered silicate nanoparticles. The present invention also concerns methods for obtaining said...
7163972 Preparation of a concentrated organophyllosilicate and nanocomposite composition  
The present invention provide methods for producing a low moisture organophyllosilicate composition using monomers, oligomers, or polymers to displace water associated with the...
7157516 Polyolefin nanocomposites  
The present invention relates to methods for the preparation of clay/polymer nanocomposites. The methods include combining an organophilic clay and a polymer to form a nanocomposite, wherein the...
7138452 Nanocomposite blend composition having super barrier property  
The present invention relates to a nanocomposite blend composition having superior barrier properties, and more particularly to a nanocomposite blend composition comprising a polyolefin resin; one...
7135508 Coatings and films derived from clay/wax nanocomposites  
The invention provides methods for making clay/wax nanocomposites and coatings and films of same with improved chemical resistance and gas barrier properties. The invention further provides methods...
EP1676941A1 Process for the preparation of polyurethane nanocomposite fibers or films having an enhanced dyeability and UV-ray resistance  
Process for the preparation of fibres or films comprising polyurethanes and organophilic delaminated functionalized clays, said organophilic delaminated functionalized clays being dispersed in said...
7013998 Drill bit having an improved seal and lubrication method using same  
A drill bit ( 100 ) for drilling a wellbore that traverses subterranean formations includes a drill bit body ( 106 ) having a plurality of journal pins ( 112 ), each having a bearing surface ( 128...
6953653 Fluoropolymer compositions, optical devices, and methods for fabricating optical devices  
Optical waveguides interconnect optical information processing devices, or connect such devices with other optical communication links such as glass optical fibers. Fluoropolymers consisting of...
6884834 Shear modification of HDPE-clay nanocomposites  
A method for modifying a high-density polyethylene (HDPE)-clay nanocomposite is disclosed. The method comprises shearing a melt of the nanocomposite at an effective shear rate. The modified...
6849680 Preparation of polymer nanocomposites by dispersion destabilization  
Nanocomposites may be produced by mixing dispersions of polymers and dispersions of clay minerals. After mixing, the dispersions may be destabilized with the addition of appropriate compounds. The...
6846532 Laminate packaging material  
A laminate packaging material for use with food products, and a retortable pouch comprising that material, are disclosed. The laminate material includes an outer polyethylene terephthalate layer, a...
6838508 Polyolefin-based nanocomposite and preparation thereof  
A polyolefin-based nanocomposite and a method of preparing the same are disclosed. The polyolefin-based nanocomposite is prepared by melt kneading a mixture including (A) 40-99.8% by weight of a...
6828367 Organic modification of a layered silicate by co-ion exchange of an alkyl ammonium and a mono-protonated diamine  
Co-Ion exchange of the interlayer cations of a layered silicate with a mono-protonated aromatic diamine and an alkyl ammonium ion into the silicate galleries. The presence of the alkyl ammonium ion...
6822035 Process for the preparation of organoclays  
A method for preparing organoclays for use as rheological control agents and in the preparation of nanocomposites. Typically, the clay is dispersed in water, and a specific amount of polymeric...
6790896 Composite materials with improved phyllosilicate dispersion  
The present invention provides phyllosilicates edge modified with anionic surfactants, composite materials made from the edge modified phyllosilicates, and methods for making the same. In various...
6787592 Organoclay compositions prepared from ester quats and composites based on the compositions  
Organoclays based on specific types of ester quats are found to be remarkably effective for use in preparing nanocomposites. These organoclays comprise the reaction product of a smectite clay and a...
6730719 Process for treating smectite clays to facilitate exfoliation  
In the method for preparing a nanocomposite by intercalating a smectite clay with a quaternary ammonium ion, and exfoliating the intercalated clay into a polymer matrix; an improvement is disclosed...
6713547 Process for preparing high barrier nanocomposites  
The present invention relates to processes for preparing a nanocomposite comprising: a. preparing an organoclay material by reacting a swellable layered clay with an onium ion represented by...
6696534 Random copolymer compositions  
Fluoropolymers consisting of alternating perfluorocyclobutane and aryl ether linkages possess suitable properties for optical waveguides and other devices using refractive properties of the...
6689855 Diffraction devices and methods  
Fluoropolymers consisting of alternating perfluorocyclobutane and aryl ether linkages possess suitable properties for optical waveguides and other devices using refractive properties of the...
6649715 Fluoropolymers and methods of applying fluoropolymers in molding processes  
Fluoropolymers consisting of alternating perfluorocyclobutane and aryl ether linkages possess suitable properties for optical waveguides and other devices using refractive properties of the...
Matches 1 - 27 out of 27