Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8101708 | Solvent resistant polymers What is disclosed relates to polymers that resist dissolution in organic solvents, are vasodilators, and are tunable explosives. These polymers also form solvent resistant coatings and solvent resistant fibers as well as bonding materials. ... | 01/24/2012 |
| 7915377 | Solvent resistant polymers What is disclosed relates to polymers that resist dissolution in organic solvents, are vasodilators, and are tunable explosives. These polymers also form solvent resistant coatings and solvent resistant fibers as well as bonding materials. ... | 03/29/2011 |
| 7776997 | Solvent resistant polymers What is disclosed relates to polymers that resist dissolution in organic solvents, are vasodilators, and are tunable explosives. These polymers also form solvent resistant coatings and solvent resistant fibers as well as bonding materials. ... | 08/17/2010 |
| 7696302 | High-molecular-weight polyazoles The invention under consideration concerns novel high-molecular-weight polyazoles, which are suitable for the production of fibers, films, membranes, and molded articles, on the basis of their high molecular weight, expressed as intrinsic viscosity, of at least 1.3 ... | 04/13/2010 |
| 7361729 | Ion-conducting sulfonated polymeric materials Sulfonated polymers are made by the direct polymerization of a sulfonated monomer to form the sulfonated polymers. The types of sulfonated polymers may include polysulfones or polyimides. The sulfonated polymers can be formed into membranes that may be used in proto... | 04/22/2008 |
| 7351786 | Polyhydroxyalkanoate containing unit having cyclohexyl structure at side chain, production process therefor, and binder resin containing polyhydroxyalkanoate Disclosed are a polyhydroxyalkanoate, containing in a polymer molecule thereof a monomer unit represented by the following general formula (1): (wherein R1 represents a substituent to a cyclohexyl group, where R1 is a H ato... | 04/01/2008 |
| 7342077 | Acrylic composition and a method of forming the same via free-radical polymerization An acrylic composition, or star acrylic polymer, includes the reaction product of an initiator, a first compound, and a highly-branched, polyfunctional core molecule. The initiator has a radical-forming portion and a functional group. The first compound, which inclu... | 03/11/2008 |
| 7341972 | Singlet oxygen catalysts including condensed carbon molecules The present invention relates to novel singlet oxygen catalysts useful for the production of specialty chemicals. The catalysts include a core material selected from amine coated polymeric beads, amine coated glass beads and multi-generational dendrimers to which co... | 03/11/2008 |
| 7329721 | Maleamic acid polymer derivatives and their bioconjugates The present invention is directed to maleamic acid derivatives of water soluble polymers, to chemically stable water-soluble polymer succinamic acid-active agent conjugates, and to methods for reproducibly preparing, characterizing and using such polymer reagents an... | 02/12/2008 |
| 7323241 | Composite materials comprising a reinforcing material and a star polyamide as a thermoplastic matrix, the precursor compound article of said materials and the products obtained using same The invention relates to a precursor article of a composite material comprising a polymer matrix and at least one reinforcing wire and/or fibres, said article comprising at least one reinforcing wire and/or fibres and at least one polymer matrix wire and/or fibres. ... | 01/29/2008 |
| 7318842 | Agents and methods for treating biodegradable synthetic yarns An agent and method for treating biodegradable synthetic yarns fabricated from a polymer comprising lactic acid as a main component, which enable improved lubricity, cohesion, etc. to be so imparted to the biodegradable synthetic yarns that the yarns can be prevente... | 01/15/2008 |
| 7309757 | Polymers for the delivery of bioactive agents and methods of their preparation Provided is a poly(amino ester) having a polymer backbone comprising at least one secondary amine linkage and at least one tertiary amine linkage in the polymer backbone. Poly(amino ester)s are prepared via the Michael addition of a bis(acrylate ester)monomer to a d... | 12/18/2007 |
| 7288619 | Fluorinated polyether polyamine and method of making the same A composition comprises a condensation product of an amine-reactive fluorinated polyether and a polyamine. The compositions may be in dispersed in water. ... | 10/30/2007 |
| 7277141 | Optical bodies containing cholesteric liquid crystal material and methods of manufacture An optical body includes a substrate and a cholesteric liquid crystal layer disposed on the substrate. The cholesteric liquid crystal layer has a non-uniform pitch along a thickness direction of the layer and comprises a crosslinked polymer material that substantial... | 10/02/2007 |
| 7261875 | Dendritic poly (amino acid) carriers and methods of use The present invention concerns a design for dendritic poly(amino acid) polymer carriers, also known as nonlinear polymers, and their applications. These dendritic poly(amino acid) carriers have multiple functional groups at the polymer surface. In addition, they hav... | 08/28/2007 |
| 7256251 | Methods of synthesis of polymers and copolymers from natural products Described are polymers and copolymers containing sorbitol, citric acid, starch, aspartic acid, succinic anhydride, adipic acid mixtures thereof, methods of their synthesis and their uses. ... | 08/14/2007 |
| 7244803 | Poly-o-hydroxyamide, polybenzoxazole from the poly-o-hydroxyamide, electronic component including a polybenzoxazole, and processes for producing the same A dielectric for aluminum and copper metalizations is stable at high temperatures. Surprisingly, in spite of the elimination of water during the cyclization, the polymeric dielectrics are very suitable for filling narrow trenches. The filled trenches exhibit no defe... | 07/17/2007 |
| 7229604 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 06/12/2007 |
| 7226609 | Sodium dodecyl sulfate compositions for inactivating prions An antiseptic composition useful in destroying the infectivity of infectious proteins such as prions is disclosed. The antiseptic composition is preferably maintained at either a low pH of 4.0 or less or a high pH of 10.0 or more either of which allows for an enviro... | 06/05/2007 |
| 7223380 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 05/29/2007 |
| 7214828 | Durable coating compositions containing novel aspartic amine compounds A coating composition comprising a binder of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the following formula: ... | 05/08/2007 |
| 7211203 | Polymer electrolyte, proton conductive membrane and membrane-electrode assembly Disclosed are a polymer electrolyte having improved hot water resistance and radical resistance, a proton conductive membrane comprising the polymer electrolyte, and a membrane-electrode assembly including the proton conductive membrane. The polymer electroly... | 05/01/2007 |
| 7192744 | Targeted transfection of cells using a biotinylated dendrimer The present invention relates to processes for the targeted transfection of cells, compositions which may be used for such processes, and corresponding pharmaceutical compositions for gene therapy. In particular, the invention relates to a process for introducing nu... | 03/20/2007 |
| 7175917 | Biaxially oriented polylactic acid-based resin films The present invention provides a biaxially oriented film of a polylactic acid resin that is suitable for films for bags and packaging films for various windows, particularly films for outlook window envelopes. The film is biodegradable and, as films for outlook wind... | 02/13/2007 |
| 7166688 | Chelation compositions Biodegradable chelating agents comprising a substituted iminodisuccinic acid having six coordination sites and a simple method for making same are disclosed. The method calls for mixing together an acid anhydride or lactone with a polyfunctional amine to obtain an a... | 01/23/2007 |
| 7166160 | Biodegradable cement retarder compositions and methods of cementing in a subterranean formation The present invention is directed to hydraulic cement compositions comprising set-retarding additives and methods of retarding the set of a cement composition utilizing poly(amide) set-retarding additives and methods of cementing in subterranean zones utilizing a ce... | 01/23/2007 |
| 7158012 | Non-invasive powerline communications system A non-invasive powerline communications system includes: means for generating communication signals at a first location for transmission on a powerline; means for reactively coupling the communication signals to the powerline; and means for receiving said communicat... | 01/02/2007 |
| 7157529 | Multi-layered macromolecules and methods for their use Multi-layered macromolecules wherein the layers are covalently bonded together and wherein the macromolecules are covalently bonded to solid particulate substrates, methods for the preparation of such compositions, and methods for their uses in a multitude of end us... | 01/02/2007 |
| 7148316 | Hydroxy amide acetals The present invention relates to the preparation of hydroxy-functionalized amide acetals from bis-(beta hydroxy)amines and hydroxyl containing moieties. ... | 12/12/2006 |
| 7144976 | Coumarin endcapped absorbable polymers The present invention includes photocurable, liquid polymers incorporating coumarin ester endgroups into their molecular structure, which polymers are crosslinked upon irradiation with ultraviolet light by photochemically allowed [2+2] cycloaddition reactions among ... | 12/05/2006 |
| 7125606 | Carboxylic acid modified aminoplast crosslinkers and powder coating compositions containing such crosslinkers A crosslinking agent that is an ungelled reaction product of (a) an aminoplast resin and (b) a carboxylic acid-containing compound wherein the crosslinking agent is essentially free of reactive carboxylic acid groups and has a glass transition temperature of at leas... | 10/24/2006 |
| 7108807 | Methods for producing a dielectric, dielectric having self-generating pores, monomer for porous dielectrics, process for preparing poly-o-hydroxyamides, process for preparing polybenzoxazoles, and processes for producing an electronic component Poly-o-hydroxyamides include binaphthyl substituents as repeating units. The poly-o-hydroxyamides can be cyclized to give the polybenzoxazole by heating. Pore formation occurs, so that a dielectric having a very low dielectric constant k of less than 2.5 is obtained... | 09/19/2006 |
| 7105629 | Coumarin endcapped absorbable polymers The present invention includes photocurable, liquid polymers incorporating coumarin ester endgroups into their molecular structure, which polymers are crosslinked upon irradiation with ultraviolet light by photochemically allowed [2+2] cycloaddition reactions among ... | 09/12/2006 |
| 7091306 | Process for preparing polyalkenylsuccinimides The present invention relates to an improved process for preparing polyalkenylsuccinimides having a sediment level less than 0.1 vol % comprising the steps of: (a) preparing a polyalkenyl derivative of an unsaturated acidic reagent... | 08/15/2006 |
| 7074881 | Methods of synthesis of polysuccinimide, copolymers of polysuccinimide and derivatives thereof Disclosed are methods of synthesis of copoly(succinimide-aspartate), copolymers and derivatives thereof, prepared in a thermal or supercritical fluid method. Also disclosed are methods of isolating, compounding, stabilizing and processing the copoly(succinimide-aspa... | 07/11/2006 |
| 7070858 | Amorphous polymeric polyaxial initiators and compliant crystalline copolymers therefrom An absorbable crystalline, monocentric polyaxial copolymer comprising a central carbon or nitrogen atom and at least three axes, each of which includes an amorphous flexible component adjacent and originating from the central atom and a rigid, crystallizable compone... | 07/04/2006 |
| 7071288 | Terpolymers from lactide The present invention is generally directed to a process for producing lactide-based polymers and the polymers produced by this process. The polymers of the present invention are terpolymers formed by the copolymerization of a lactide monomer, a linking monomer and ... | 07/04/2006 |
| 7067111 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 06/27/2006 |
| 7048925 | Acid-sensitive polyacetals and methods Polyacetals comprising a recurring units represented by a formula selected from the group consisting of formula (I) and (II): wherein A comprises at least one acetal group; B is selected from t... | 05/23/2006 |
| 7019106 | Lactic acid polymer and process for producing the same A process for producing a lactic acid polymer of 15,000 to 50,000 in weight-average molecular weight, the content of polymeric materials having not more than about 5,000 in weight-average molecular weight therein being not more than about 5% by weight, characterized... | 03/28/2006 |
