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7635748 Resin and article molded therefrom  
The resin of the invention comprises both a phosphorus-containing residue having a bicycloalkyl structure and a specific divalent phenol residue. The invention provides a resin having excellent...
7582683 Anion-conducting polymer, composition, and membrane  
Anion-conducing polymers and membranes with enhanced stability to aqueous alkali include a polymer backbone with attached sulfonium, phosphazenium, phosphazene, and guanidinium residues....
7560525 Crystalline polyphosphonates and methods related thereto  
Disclosed are crystalline polyphosphonates and a method to induce crystallization. These crystalline polyphosphonates exhibit a unique and advantageous combination of properties, allowing for solid...
7547757 Methods for manufacturing aryl-aryl coupled polymers  
Aryl-aryl coupled polymers are manufactured using a water-soluble noble metal catalyst. The hydrophilicity of the catalyst facilitates the separation of the catalyst from the polymer product. The...
7524513 Biofunctional fibers  
The present invention is directed to surface functionalization of polymeric fibers. Surface biofunctionalization is achieved by covalent conjugation of biofunctional igands and/or cell growth...
7488534 Organic-inorganic composite particle and process for preparation thereof  
An organic-inorganic composite particle containing an inorganic particle having a plurality of polymer particles attached to the inorganic particle and a polymer layer encapsulating the attached...
7479535 Phosphorous-containing compounds with polymeric chains, and methods of making and using the same  
The present invention relates to novel phosphorus-containing compounds with polymeric chains, and methods of making and using the same. In part, subject compositions containing...
7442757 Resin, resin composition, method for manufacturing the same, and molded material including the same  
A thermoplastic resin contains a polymer, and the polymer includes a divalent phosphate residue having a spiro ring, represented by formula (1), in a molecule and has a number average molecular...
7439275 Anion-conducting polymer, composition, and membrane  
Anion-conducing polymers and membranes with enhanced stability to aqueous alkali include a polymer backbone with attached sulfonium, phosphazenium, phosphazene, and guanidinium residues....
7417110 Biodegradable polyphosphoramidates for controlled release of bioactive substances  
The present invention is directed to a series of new polycationic biodegradable polyphosphoramidates. Process for making the polymers, compositions containing these polymers and bioactive ligands...
7375178 High refractive index thermoplastic polyphosphonates  
High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A...
7355057 Liquid transition metal acetylide chromophores  
The present invention relates to a series of platinum acetylide nonlinear optical chromophores which are liquid at room temperature. The viscosity of these liquid chromophores is low enough that...
7348396 Modified polyethylenephosphinic acids and their salts  
The invention relates to polymeric phosphinic acids and their salts of the formula (I) where X is hydrogen or 1/m of a metal of valency m, or is a protonated nitrogen base, R 1 and R 2 are...
7345138 Biodegradable polyphosphates for controlled release of bioactive substances  
The present invention is directed to a biodegradable system for the controlled release of bioactive substances. This system comprises novel biodegradable and biocompatible polyphosphoesters that...
7309758 Polybenzimidazole compounds, polymeric media, and methods of post-polymerization modifications  
A PBI compound includes imidazole nitrogens at least a portion of which are substituted with a moiety containing a carbonyl group, the substituted imidazole nitrogens being bonded to carbon of the...
7301003 Method of preparing polymers having terminal amine groups  
The present invention is directed to methods of preparing linear polymers such as polyalkylene oxides containing a terminal amine in high purity. One preferred method includes reacting a...
7265199 Poly-tri-fluoro-ethoxypolyphosphazene coverings and films  
The present invention relates to an anti-thrombogenic, physically well-tolerated polymer and its use for manufacturing sheaths and films as a component of therapeutic devices for preventing...
7262265 High temperature thermoset compositions  
A new family of high temperature thermoset resins having high glass transition temperatures and enhanced hygrothermal stability that are synthesized using inexpensive starting materials in...
7241833 Phenolic novolaks and process for production thereof  
A process for production of phenolic novolak which comprises the step of conducting heterogeneous reaction of a phenol with 0.40 to 0.93 mol of an aldehyde per mol of the phenol in the presence of...
7226987 Aromatic polymer phosphonic acid derivative and process for production the same  
Provided is an aromatic polymer phosphonic acid derivative in which a phosphonic acid derivative group is directly bound to aromatic ring. Said aromatic polymer phosphonic acid derivative can be...
7217781 Polyphosphazenes including ionic or ionizable moieties and fluorine-containing moieties  
A polyphosphate polymer which includes both (i) ionic or ionizable moieties; and (ii) fluorine-containing moieties. Such polymers may be used as matrices for pharmaceuticals, as multilayer coatings...
7202311 Phosphine oxide hydroxyarl mixtures with novolac resins for co-curing epoxy resins  
There is disclosed a novel mixture of polyhydroxy phenolic curing agents, such as novolac resins blended with a mixture of mono, bis and tris hydroxyaryl phosphine oxides for co-curing epoxy resins...
7201957 Phosphine oxide hydroxyaryl mixtures with novolac resins for co-curing epoxy resins  
There is disclosed a novel mixture of polyhydroxy phenolic curing agents, such as novolac resins blended with a mixture of mono, bis and tris hydroxyaryl phosphine oxides for co-curing epoxy resins...
7199214 Process for the preparation of polyalkoxyamines which can be used as initiators for the radical polymerization of polyfunctional living (CO)polymers  
The present invention is directed to a process for the preparation of polyalkoxyaminies from monoalkoxyamine(s) of formula (I) and of at least one polyunsaturated compound of formula (II): ...
7155100 Flame-retardant optical fiber coating composition  
An optical fiber comprises a flame retardant tight-buffer coating. The tight-buffer coating has a limiting oxygen index of at least 20% and preferably has a durable tensile strength. Flame...
7135542 Bidentate ligands for the carbonylation of unsaturated compounds  
Bidentate ligand of formula (I), R 1 R 2 M 1 -R-M 2 R 3 R 4 wherein M 1 and M 2 each indenpendently represent P, As or Sb; R 1 , R 2 , R 3 and R 4 each independently represent the same or a...
7129320 Modified polyethylenephosphinic acids and their salts  
The invention relates to polymeric phosphinic acids and their salts of the formula (I) where X is hydrogen or 1/m of a metal of valency m, or is a protonated nitrogen base, R 1 and R 2 are...
7129321 Thiophosphine compounds and methods of making polymerizable compositions containing them and their use for making ophthalmic lenses  
Thiophosphine compounds (also named phosphine sulfide compounds) and their use for making polymerizable compositions which after polymerization give optically transparent articles, such as...
7067083 High refractive index thermoplastic polyphosphonates  
High refractive index, melt processable polyphosphonates and methods for preparing the same are provided. These polymers are particularly useful for optical and ophthalmic parts, such as lenses. A...
7064157 Flame retardant resin and flame retardant composition containing the same  
The present invention relates to a phosphorus-containing epoxy resin, which is an epoxy resin modified with a side chain having a reactive phosphorus-containing compound. Also, the present...
7033732 Method of preparing anti-reflective coating polymer and anti-reflecting coating composition comprising an anti-reflecting coating polymer  
Disclosed are an organic anti-reflective coating polymer having a structure represented by the following formula I which is introduced to the top portion of photoresist, its preparation method and...
7033680 Electroluminescent element  
An electroluminescent device comprising electrodes consisting of a pair of an anode and a cathode, at least one of the electrodes being either transparent or translucent, and an organic layer...
6984717 Phosphorous containing materials, their preparation and use  
The present invention is directed towards phosphorous containing organic materials, processes for making them and uses thereof. These materials preferably impart and/or exhibit resistance to...
6984716 Phosphorus-containing compound  
A phosphorus-containing compound represented by formula (I) and a preparation method thereof are provided. An addition reaction is performed for an organic cyclic phosphorus compound with an aryl...
6979719 Coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group  
The invention pertains to a coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group. The invention also comprises a...
6949621 Polymer containing 9-oxo-9-phosphafluorene-2,7-diyl skeleton in backbone and process for producing the same  
A polymer containing in the backbone a 9-oxo-9-phosphafluorene-2,7-diyl skeleton or a combination of the skeleton with a vinylene skeleton or arylene skeleton. The polymer is utilizable as, e.g., a...
6903182 Phosphole and diphosphole ligands for catalysis  
Novel reactions used to prepare phosphole and bisphosphole compounds are detailed. Novel phosphole compounds and metal coordination compounds of phosphole and bisphosphole compounds are also...
6861499 Branched polyphosphonates that exhibit an advantageous combination of properties, and methods related thereto  
Disclosed are branched polyphosphonates produced via a superior transesterification process, and methods related thereto. These branched polyphosphonates exhibit a unique and advantageous...
6855799 Polymeric phosphite composition and hydrocyanation of unsaturated organic compounds and the isomerization of unsaturated nitriles  
A polymeric composition, a process for producing the composition, and a process for using the composition in, for example, hydrocyanation or isomerization are disclosed. The composition comprises...
6833432 Conjugated poly(2,7-carbazole) derivatives and process for the preparation thereof  
The invention relates to conjugated poly(2,7-carbazole) derivatives comprising repeating, alternating or random units of the formula: wherein R represents a linear or branched alkyl group having...
6830834 Organic light emitting devices with host-guest bonding  
A compound having a host moiety chemically bonded to at least one guest moiety according to the following general molecular structure: H o —(L—G) n. H o represents a host moiety that receives...
6828406 Method of producing organic semiconductors having high charge carrier mobility through &pgr -conjugated crosslinking groups  
The organic polymers of the invention have electrical semiconductor properties. The compounds have a backbone of phenylene groups to which side groups with semiconductor properties, or which impart...
6805876 Phosphate based biodegradable polymers  
Featured are biodegradable polymers comprising repeat units derived from cyclic phosphate monomers and optionally further comprising repeat units derived from lactide or caprolactone monomers. Also...
6767989 Phosphorus compounds  
Compounds of formula (I), wherein each of R and R′ are independently selected from hydrogen, a hydroxyl group, a carboxyl group, an alkyl, aryl or alkaryl group or a hydroxy or carboxy...
6733698 Mixture of mono-, bis- and tris-(hydroxyaryl) phosphine oxides useful to make polyglycidyl ethers or in epoxy compositions  
A mixture of hydroxyarylphosphine oxides comprising (a) a mono(hydroxyaryl)phosphine oxide, (b) a bis(hydroxyaryl)phosphine oxide, (c) a tris(hydroxyaryl)phosphine oxide, and, optionally (d) a tri-...
6730773 Salt of a melamine condensation product and a phosphorous-containing acid  
Salt of a melamine condensation product and a phosphorus-containing acid, the phosphorus-containing acid being a monobasic phosphorus-containing acid. Further a method for the preparation of a...
6713598 Method to make a solid polymeric phosphate and resinous compositions containing it  
Disclosed is a method for the preparation of polymeric phosphate flame retardants with a molecular weight of at least about 1500 and a softening temperature of at least about 10° C. comprising the...
6710161 Polymer composition and monomer composition for preparing thereof  
A polymer composition is provided including copolymer particles bearing phosphorus acid groups dispersed in an aqueous medium, wherein the polymer composition is substantially-free of water soluble...
6657043 Polyalcoxyamines obtained from β-substituted nitroxides  
The invention relates to polyalcoxyamines obtained from beta-substituted nitroxides of formula (1) wherein A represents a di- or polyvalent structure, R1 represents a molar mass of more than 15 and...
6646106 Optically active linear polymer used as ligand in the preparation of metallic complexes designed for asymmetric catalysis  
The invention concerns optically active polymers, obtainable by polymerizing chiral diphosphine having a C2 axis of symmetry, excluding all other symmetry element, with one or several polymerizable...
Matches 1 - 50 out of 334 1 2 3 4 5 6 7 >