Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7713621 | Prepreg and laminate of epoxy resin, styrene-maleic anhydride copolymer and bis-maleimidetriazine This invention concerns a thermosetting resin system that is useful in the manufacture of high performance prepreg, laminate and composite materials as well as, prepregs, laminates and composites made from the thermosetting resin composition. ... | 05/11/2010 |
| 7413801 | Aqueous formaldehyde-free composition and fiberglass insulation including the same An aqueous composition that includes a) aqueous hydroxy functional, carboxy functional polymer including the reaction product of at least 5% by weight α,β-ethylenically unsaturated hydroxy monomer, at least 30% by weight ethylenically unsaturated carboxylic acid m... | 08/19/2008 |
| 7381782 | Polymerizable composition and molded articles produced by using the same The present invention provides a polymerizable composition and a resin formed object capable of providing a crosslinked cycloolefin resin formed object and a crosslinked cycloolefin resin composite excellent in heat resistance, more specifically, a polymerizable com... | 06/03/2008 |
| 7357833 | Cementitious material reinforced with chemically treated cellulose fiber The present invention relates to a fiber-reinforced cement based or cementitious material, and process for making, where the reinforcing fiber is a chemically treated cellulose or non-cellulose fiber. The fiber reinforced cementitious material includes (i) cement, (... | 04/15/2008 |
| 7338664 | Color changing matrix as wear indicator A sustained-release matrix for dental application includes either an anti-microbial agent or a colorant that is released from the matrix when the matrix contacts water. The preferred matrices include a water-soluble polymer and a water-insoluble support resin. ... | 03/04/2008 |
| 7295735 | All-dielectric, self-supporting, loose-tube optical fiber cable A method for producing an optical fiber cable which improves stability by attaching an Aramid yarn near the core in parallel to an axial direction of the optical cable and solves structural problems of the cable by soaking an Aramid yarn into an epoxy resin is discl... | 11/13/2007 |
| 7273915 | Crosslinkable resin composition and resin formed body produced therefrom A crosslinkable resin composition is provided which can be a forming material having excellent adhesion to metals and excellent heat resistance. The crosslinkable resin composition comprises; a cycloolefin resin (A) obtained through metathesis polymerization of a cy... | 09/25/2007 |
| 7258590 | Electron emitting device using carbon fiber; electron source; image display device; method of manufacturing the electron emitting device; method of manufacturing electron source using the electron emitting device; and method of manufacturing image display device There is provided an electron emitting device utilizing a plurality of carbon fibers, in which a mean diameter value of the plurality of carbon fibers is in a range from a minimum of 10 nm to a maximum of 10 nm, and a standard deviation of diameter distribution of t... | 08/21/2007 |
| 7232386 | Hockey stick A composite hockey stick having a tubular hollow rectangular shaft and a blade is disclosed. The shaft comprises an inner layer and an outer layer, each of the inner and outer layers are formed of uni-directional substantially continuous fibers disposed in a hardene... | 06/19/2007 |
| 7223466 | Fiber reinforced resin assembly An uncured fiber reinforced assembly that includes a reinforcement layer containing a fibrous material and at least one highly reactive curing agent. A matrix film layer is applied to the reinforcement layer so that it does not substantially impregnate the reinforce... | 05/29/2007 |
| 7208134 | Bioprocesses enhanced by magnetic nanoparticles One aspect of the present invention relates to magnetic nanoparticles colloidally stabilized in aqueous milieu by association with an organic phase. The organic phase may be either a fluorinated polymer or an organic hydrocarbon bilayer, wherein the two layers are c... | 04/24/2007 |
| 7144343 | Hockey stick A hockey stick comprising a blade and a shaft adapted to being joined together. The blade portion having an upper portion and a lower portion and a face. The upper portion being comprised of a defined region having a reduced width dimension in a direction that exten... | 12/05/2006 |
| 7135226 | Composite fabric product and method of manufacturing the same A manufacturing method for a composite fabric material is disclosed, which includes: holding a bundle of fibers under tension, the fiber being continuous filaments of carbon fibers, aramid fibers, or glass fibers, etc.; placing a layer of a matrix material over and ... | 11/14/2006 |
| 7109288 | Cured thermosetting resin product This invention provides a thermosetting resin compound containing 25% or more by volume of anisotropic structure in the resin ingredient, wherein a structure constituting said anisotropic structure has a covalent bond and the maximum diameter of the structure is 400... | 09/19/2006 |
| 7097577 | Hockey stick A hockey stick having a composite blade and a shaft is disclosed. The composite blade includes a heel section that is recessed relative to the front and back faces of the blade. The recessed heel section is configured to be received by a hockey stick shaft or an ada... | 08/29/2006 |
| 7094123 | Method of manufacturing an electron emitting device with carbon nanotubes There is provided a method of manufacturing an electron emitting device by disposing a substrate with a catalytic metal film inside a reaction vessel; feeding hydrogen gas and hydrocarbon gas simultaneously into the reaction vessel at a temperature close to room tem... | 08/22/2006 |
| 7070861 | Flame retardant epoxy resin composition, and prepreg and fiber-reinforced composite materials made by using the composition A flame retardant epoxy resin composition containing (A) a phenolic novolak type epoxy resin including a phenolic novolak type epoxy resin of the following formula (1) and/or formula (2) in a total of at least 50 wt %: | 07/04/2006 |
| 7053014 | Burner membrane comprising machined metal fiber bundles A burner membrane comprising a textile fabric. The textile fabric comprising at least 60% by weight of machined metal fiber bundles, having a bundle voluminousity in the range of 1 to 15% and a torsion rate in the range of 10 to 80 turns/m. ... | 05/30/2006 |
| 7041399 | Varnish for laminate or prepreg, laminate or prepreg obtained with this varnish, and printed circuit board made with this laminate or prepreg Disclosed are a varnish for laminate or prepreg, comprising a heat treatment product which is obtained by mixing together (a) an epoxy resin, (b) dicyandiamide, and (c) a compound having an imidazole ring so that the component (c) is present in an amount of 0.001 to... | 05/09/2006 |
| 7019103 | Polyamic acid oligomer, polyimide oligomer, solution composition, and fiber-reinforced composite material A terminal-crosslinkable polyamic acid oligomer having 1) heat resistance indicated by Tg of 300° C. or more and a pyrolysis temperature of 500° C. or more, 2) toughness, and 3) capability of allowing an increase in concentration. The polyamic acid oligomer is obt... | 03/28/2006 |
| 6942726 | Cementitious material reinforced with chemically treated cellulose fiber The present invention relates to a fiber-reinforced cement based or cementitious material, and process for making, where the reinforcing fiber is a chemically treated cellulose or non-cellulose fiber. The fiber reinforced cementitious material includes (i) cement, (... | 09/13/2005 |
| 6914193 | Self-sealing electrical cable having a finned or ribbed structure between protective layers An electrical cable and a method for manufacturing the electrical cable are provided in which a plurality of insulated conductors have an inner protective layer extruded thereabout. A plurality of longitudinally extending ribs or fins or exterior ribbed or finned su... | 07/05/2005 |
| 6902805 | Composites with encapsulated structures and related method Chaotic advection causes the formation of various encapsulates in binary phase composites. Such composites are successfully formed with thermoplastics that are present in desired amounts by weight or volume. With a batch type chaotic mixer, the process starts with s... | 06/07/2005 |
| 6902800 | Composite A composite comprising a structural component and a matrix component, the structural component comprising structural fibers and a toughening additive comprising non structural fibers of a first thermoplastic material and the matrix component comprising a second ther... | 06/07/2005 |
| 6887574 | Curable flame retardant epoxy compositions A curable flame retardant epoxy resin composition including (a) at least one flame retardant epoxy resin; (b) at least one amphiphilic block copolymer; and (c) a curing agent. Such components are present in the curable composition in the appropriate amounts and rati... | 05/03/2005 |
| 6878798 | Method for producing a polymer, using caprolactam A process for preparing a polymer, which comprises a) reacting a mixture (I) containing 6-aminocapronitrile and water in the presence of a catalyst to obtain a mixture (II) containing caprolactam, ammonia, water, high boilers and l... | 04/12/2005 |
| 6866922 | Power transmission belt A power transmission belt having a body with a length, a width, an inside, and an outside. The body includes a rubber composition. The body further has a plurality of short fibers in the rubber composition. The plurality of short fibers may include a plurality of po... | 03/15/2005 |
| 6852415 | Casting compound based on thermosetting epoxy resins The curable casting compound comprises an epoxy resin having at least one aminoglycidyl group in the molecule, a curative, and a fluorosurfactant. In the manufacture of products based on this casting compound, the shaping and curing operation can be shortened consid... | 02/08/2005 |
| 6844059 | Long-fiber-reinforced polyolefin structure, process for its production, and moldings produced therefrom The present invention relates to long-fiber-reinforced polyolefin structures of length ≧3 mm, which comprise a) from 0.1 to 90% by weight of at least one polyolefin other than b), b) from 0.1 to 50% by weight of ... | 01/18/2005 |
| 6838176 | Epoxy resin composition and prepreg made with the epoxy resin composition Epoxy resin compositions comprising (a) an epoxy resin, (b) a latent curing agent with curing power at 100° C. or below and (c) an aromatic amine-based curing agent and/or an alicyclic amine-based curing agent, which are curable in two stages, or epoxy resin compos... | 01/04/2005 |
| 6805958 | Epoxy resin composition, and adhesive film and prepreg using the composition, and multilayer printed-wiring board using them, and process for manufacturing the same The present invention provides an epoxy resin composition containing (A) an epoxy resin having two or more epoxy groups in one molecule, (B) a phenolic curing agent, (C) a phenoxy resin containing a bisphenol S skeleton and having a weight average molecular weight o... | 10/19/2004 |
| 6805764 | Method for adhesively bonding laminates and composite structures Disclosed are composite structures prepared using a hemicellulose-based adhesive. In a preferred embodiment, a laminate composed of plural laminae which have been bonded to one another using a hemicellulose-based adhesive is provided. The laminate is useful as a sep... | 10/19/2004 |
| 6794034 | Resin composition, molding material, and molded object A phenolic resin composition in which the phenolic resin can be smoothly cured at a low temperature while inhibiting the generation of free formaldehyde and trapping free phenol. An epoxy compound is dispersed or dissolved as a hardener in an aqueous phenolic resin ... | 09/21/2004 |
| 6787226 | Chopped strands and molded product of unsaturated polyester resin BMC employing them Chopped strands having a sizing agent impregnated on glass fiber strands, to be used for a molded product of unsaturated polyester resin BMC, wherein the sizing agent comprises a urethane resin, a vinyl acetate resin and a silane coupling agent, and wherein the mass... | 09/07/2004 |
| 6780511 | N-substituted arylamino-phenol-formaldehyde condensates There is disclosed N-substituted arylamino-phenol-formaldehyde condensates which are substantially free of water, contain not more than 2% by weight of a phenol and possess unobvious properties, e.g., which have the residues of an N-substituted arylamine and 1.5 to ... | 08/24/2004 |
| 6764733 | Hot bitumen compatible EPDM roofing sheet A roof membrane and a roof system employing a EPDM membrance which is compatible with a bituminous adhesive. The membrance includes an outer layer of polymeric layer such as EPDM bonded to a polyester protective layer which is in turn bonded to a fleecy material. Th... | 07/20/2004 |
| 6723430 | Water-decomposable absorbent article Provided is a water-decomposable absorbent article including a water-decomposable back layer, a water-decomposable and liquid-pervious surface layer, and a water-decomposable absorbent layer sandwiched between the back layer and the surface layer. The absorbent laye... | 04/20/2004 |
| 6680119 | Insulated electrical coil having enhanced oxidation resistant polymeric insulation composition An insulated electrical coil is disclosed and is formed from a plurality of turns of coil, each having a cured body of resinous insulation applied to each turn of coil. The insulation is formed from a cured resinous composition of epoxy-anhydride resin th... | 01/20/2004 |
| 6680118 | Radiation curable oligomers containing alkoxylated fluorinated polyols A radiation-curable composition is disclosed. An fluorinated oligomer is combined with a diluent monomer and a photoinitiator to form the radiation-curable coating composition. The fluorinated oligomer is substantially free of isocyanate groups. The radia... | 01/20/2004 |
| 6620475 | Structure for wound fiber reinforced plastic tubing and method for making A fiber reinforced plastic article is disclosed which include a liner, at least one single material fiber layer wound on the liner, and at least one composite fiber layer wound on the single material fiber layer. The at least one single material fiber lay... | 09/16/2003 |
