Class / Patent application number | Description | Number of patent applications / Date published |
521180000 | Cellular product derived from a phenol, phenol ether, or inorganic phenolate reactant | 33 |
20090137693 | High Strength Monolithic Carbon Foam - A carbon foam article useful for, inter alia, composite tooling or other high temperature applications, which includes a carbon foam having a ratio of compressive strength to density of at least about 7000 psi/g/cc. | 05-28-2009 |
20100144914 | CROSSLINKABLE FLUORINATED AROMATIC PREPOLYMER AND ITS USES - To provide a crosslinkable fluorinated aromatic prepolymer which is capable of forming a cured product having a low relative permittivity, high heat resistance, low birefringence and high flexibility, and its uses. | 06-10-2010 |
20110245362 | AEROGEL, AND COMPOSITION AND METHOD FOR MANUFACTURE OF THE AEROGEL - An aerogel including a benzoxazine moiety-containing polybenzoxazine polymer is provided, wherein the aerogel comprises a reaction product of an aryl alcohol compound having at least two hydroxyl groups and an amine compound having at least two amine groups. | 10-06-2011 |
20120029106 | METHOD FOR PRODUCING LOW-CHLORINE POLYBIPHENYL SULFONE POLYMERS - The present invention relates to a process for the production of low-chlorine-content polybiphenyl sulfone polymers, to the polybiphenyl sulfone polymers obtainable in this way, to polybiphenyl sulfone polymers with less than 800 ppm content of organically bonded chlorine, to thermoplastic molding compositions and moldings, fibers, films, membranes, or foams comprising the polybiphenyl sulfone polymers mentioned, and also to their use for the production of moldings, of fibers, of films, of membranes, or of foams. | 02-02-2012 |
20120108693 | SEGMENTED POLYARYLENE ETHER BLOCK COPOLYMERS - The present invention relates to polyarylene ether block copolymers according to the general formula A-K-X-K-A, where | 05-03-2012 |
20120149796 | METHOD FOR PRODUCING LOW-HALOGEN POLYBIPHENYLSULFONE POLYMERS - The present invention relates to a process for the production of low-halogen-content polybiphenyl sulfone polymers, to the resultant polybiphenyl sulfone polymers, to polybiphenyl sulfone polymers having less than 400 ppm content of polymer-bonded halogen, to thermoplastic molding compositions comprising these polybiphenyl sulfone polymers, and to their use for the production of moldings, of fibers, of films, of membranes, or of foams. | 06-14-2012 |
20120190764 | AROMATIC POLYSULFONE RESIN AND MEMBRANES THEREOF - According to the present invention, an aromatic polysulfone resin is offered which is suitable as film material, especially in porous membranes. The aromatic polysulfone resin of the present invention has a reduced viscosity of 0.55-0.65 dL/g, and preferably 0.58-0.62 dL/g, number average molecular weight (Mn) of 22000 or more, and preferably 23500 or more, and a value of the ratio of weight average molecular weight (Mw) relative to number average molecular weight (Mn) of 2.54 or less, and preferably 2.50 or less. | 07-26-2012 |
20130072589 | Phenolic foam - A phenolic foam is made by foaming and curing a foamable phenolic resin composition that comprises a phenolic resin, a blowing agent, an acid catalyst and an inorganic filler. The blowing agent comprises an aliphatic hydrocarbon containing from 1 to 8 carbon atoms and the inorganic filler is at least one selected from a metal hydroxide, a metal oxide, a metal carbonate and a metal powder. The phenolic foam has a pH of 5 or more. The phenolic foam has a higher pH value compared with conventional phenolic foam and reduces corrosion risk when in contact with metallic materials. The phenolic foam maintains excellent long-term stable thermal insulation performance, low water uptake and fire resistance performance and by using a hydrocarbon blowing agent, does not harm the environment as an ozone depleting or global warming material. | 03-21-2013 |
20130072590 | PHENOLIC FOAM - A phenolic foam is made by foaming and curing a foamable phenolic resin composition that comprises a phenolic resin, a blowing agent, an acid catalyst and an inorganic filler. The blowing agent comprises a blend of chlorinated aliphatic hydrocarbon containing 2 to 5 carbon atoms and an aliphatic hydrocarbon containing from 3 to 6 carbon atoms mixed in a ratio of 60/40 to 5/5 parts by weight. The inorganic filler is at least one selected from a metal hydroxide, a metal oxide, a metal carbonate and a metal powder. The phenolic foam has a pH of 5 or more and a water uptake less than 1 kg/m | 03-21-2013 |
20130158147 | HIGH MOLECULAR WEIGHT, RANDOM, BISPHENOL BASED COPOLY(PHOSPHONATE CARBONATE)S - Disclosed are random copoly(phosphonate carbonate)s with the high molecular weight and narrow molecular weight distribution exhibiting a superior combination of properties compared to prior art. | 06-20-2013 |
20130197119 | MICROCELLULAR FOAM MOLDING OF AIRCRAFT INTERIOR COMPONENTS - An article comprising: a monolithic, single layer, rigid thermoplastic interior component for an aircraft, wherein the thermoplastic interior component has a microcellular foam structure, wherein the thermoplastic interior component has an average two minute heat release of less than or equal to 65 kw-min/m | 08-01-2013 |
20130217799 | PROCESS FOR SYNTHESIZING POLYMERS WITH INTRINSIC MICROPOROSITY - A process for synthesizing polymers with intrinsic microporosity comprises creating a solution of a first PIM-suitable monomer and a second PIM-suitable monomer in a solvent comprising N-methylpyrrolidone; and maintaining the solution at a temperature of at least 100° C. for a reaction time to yield the polymer with intrinsic microporosity. | 08-22-2013 |
20140080935 | POLYMER NANOCOMPOSITES FOR ELECTRONIC APPLICATIONS - Disclosed herein are nanocomposite materials, devices thereof and methods thereof with a dielectric constant and corona resistance while having an increased or substantially maintained energy density, breakdown strength and/or dissipation factor relative to the polymer. | 03-20-2014 |
20140094535 | POLYETHERIMIDE COMPOSITIONS, METHODS OF MANUFACTURE, AND ARTICLES FORMED THEREFROM - A method for the manufacture of a polyetherimide composition includes catalyzing the reaction of a dianhydride and an organic diamine with a catalyst selected from guanadinium salts, pyridinium salts, imidazolium salts, tetra(C | 04-03-2014 |
20140094536 | POLYETHERIMIDE COMPOSITIONS, METHODS OF MANUFACTURE, AND ARTICLES FORMED THEREFROM - A method for the manufacture of a polyetherimide composition includes catalyzing the reaction of a dianhydride and an organic diamine with a catalyst selected from guanadinium salts, pyridinium salts, imidazolium salts, tetra(C | 04-03-2014 |
20140179817 | CROSS-LINKED POLYCARBONATE RESIN WITH IMPROVED CHEMICAL AND FLAME RESISTANCE - Disclosed herein are compositions including a cross-linked polycarbonate. The cross-linked polycarbonate may be derived from a polycarbonate having about 0.5 mol % to about 5 mol % endcap groups derived from a monohydroxybenzophenone. A plaque including the composition can achieve a UL94 5VA rating. Also disclosed herein are articles including the compositions, methods of using the compositions, and processes for preparing the compositions. | 06-26-2014 |
20140179818 | FOAM MOLDED BODY - An object of the present invention is to provide a molded body that is easy to produce and obtained by foaming a polycarbonate copolymer containing, as a raw material, isosorbide that is lightweight and excellent in mechanical properties and like. The present invention relates to a foam-molded body containing a polycarbonate copolymer having a structural unit derived from a dihydroxy compound represented by the following formula (1): | 06-26-2014 |
20140213681 | Method for Preparing Polycarbonate Resin - A method for preparing a polycarbonate resin includes polymerizing an aromatic dihydroxyl compound and a diaryl carbonate to prepare a polycarbonate pre-polymer; injecting and mixing an inert gas with the prepared polycarbonate pre-polymer; and foaming and polymerizing the polycarbonate pre-polymer with which the inert gas is mixed. The method can prevent or reduce yellowing upon melt polymerization of the polycarbonate resin. | 07-31-2014 |
20140343184 | Thermoformed foam articles - A method for manufacturing a thermo formed poly(biphenyl ether sulfone) foam article which comprises following three steps: Step 1. preparing a poly(biphenyl ether sulfone) foamable composition [composition (FP)], foaming the composition (FP) to yield a foamed poly(biphenyl ether sulfone) material [foam (P) material], and Step 2. molding said foam (P) material under the effect of heat and pressure to provide a thermoformed foamed article. Step 3. molding said foam (P) material under the effect of heat and pressure to provide a thermoformed foamed article. | 11-20-2014 |
20150080489 | POLYETHERIMIDES, METHODS OF MANUFACTURE, AND ARTICLES FORMED THEREFROM - A polyetherimide composition comprising a polyetherimide manufactured by reaction of an alkali metal salt of a dihydroxy aromatic compound with a bis(halophthalimide) composition comprising, based on the weight of the bis(halophthalimide) composition, at least 15 wt. % of a 3,3′-bis(halophthalimide) of the formula | 03-19-2015 |
20150119485 | METHOD FOR PRODUCING LOW-CHLORINE POLYBIPHENYL SULFONE POLYMERS - The present invention relates to a process for the production of low-chlorine-content polybiphenyl sulfone polymers, to the polybiphenyl sulfone polymers obtainable in this way, to polybiphenyl sulfone polymers with less than 800 ppm content of organically bonded chlorine, to thermoplastic molding compositions and moldings, fibers, films, membranes, or foams comprising the polybiphenyl sulfone polymers mentioned, and also to their use for the production of moldings, of fibers, of films, of membranes, or of foams. | 04-30-2015 |
20150126635 | METHOD FOR THE PRODUCTION OF POLYSULFONES, AND POLYSULFONES - The invention relates to an improved method for producing polysulfones, in particular polyethersulfones (PES) and polyphenylene sulfones (PPSU), where N-methylpyrrolidone (NMP) or/and N-ethylpyrrolidone (NEP) is/are used as solvent/as solvents. The invention also relates to the obtained polysulfones that have a higher glass transition temperature, molded articles produced therefrom, and use thereof. | 05-07-2015 |
20150322210 | Polyaryl Ether Polymers End-Capped with Phenolic Amino Acids - The invention relates to modified polyaryl ether polymers (PAEs) obtained by end-capping the polymers with a phenolic aminoacid, in particular with a bio-phenolic aminoacid such as L-tyrosine. The polymers of the present invention feature high thermal resistance and increased hydrophilicity. The present invention also relates to a method for the manufacture of those polymers, and their use in the manufacture of shaped articles including membranes. | 11-12-2015 |
20150337085 | METHOD FOR PRODUCING LOW-HALOGEN POLYBIPHENYLSULFONE POLYMERS - The present invention relates to a process for the production of low-halogen-content polybiphenyl sulfone polymers, to the resultant polybiphenyl sulfone polymers, to polybiphenyl sulfone polymers having less than 400 ppm content of polymer-bonded halogen, to thermoplastic molding compositions comprising these polybiphenyl sulfone polymers, and to their use for the production of moldings, of fibers, of films, of membranes, or of foams. | 11-26-2015 |
20150375177 | CROSSLINKED CELLULOSIC MEMBRANES - Disclosed are crosslinked porous membranes comprising a cellulosic material and an aromatic hydrophobic moiety or a copolymer of the formula A-B-A (I) or A-B (II), wherein block A, for example, polyglycerol, a polymer of allylglycidyl ether, or a copolymer of glycidol and allyl glycidyl ether, or a polymer of allyl glycidyl ether or a copolymer of glycidol and allyl glycidyl ether wherein one or more allyl groups having been replaced by hydrophilic groups. Block B is an aromatic hydrophobic moiety. An example of the aromatic hydrophobic moiety is polyethersulfone. Also disclosed is a method for preparing such membranes. | 12-31-2015 |
20150376340 | HYDROPHILIC BLOCK COPOLYMERS AND MEMBRANES PREPARED THEREFROM (I) - Disclosed are block copolymers of the formula A-B-A (I) or A-B (II), comprising blocks A and B, wherein block A is a hydrophilic polymeric segment comprising polyglycerol and block B is an aromatic hydrophobic polymeric segment. The block copolymers find use as wetting agents in the preparation of porous membranes from aromatic hydrophobic polymers such as polyethersulfone. | 12-31-2015 |
20160053042 | Modified Polyaryletherketone Polymer (Paek) and Process To Obtain It - The present invention relates to a modified polyaryletherketone polymer (PAEK) with chemically modified surfaces with azides, alkynes, thiols, maleimides, sulfonylazides or thio acids, suitable for “click” reactions and to a process to obtain it. It also relates to the conjugated biomaterials derived thereof, PAEK type materials with surfaces modified with a RGD (Arg-Gly-Asp) and/or OGP | 02-25-2016 |
20160108176 | POROUS/NANOPOROUS PHT - Methods of forming nanoporous materials are described herein that include forming a polymer network with a chemically removable portion. The chemically removable portion may be polycarbonate polymer that is removable on application of heat or exposure to a base, or a polyhexahydrotriazine (PHT) or polyhemiaminal (PHA) polymer that is removable on exposure to an acid. The method generally includes forming a reaction mixture comprising a formaldehyde, a solvent, a primary aromatic diamine, and a diamine having a primary amino group and a secondary amino group, the secondary amino group having a base-reactive substituent, and heating the reaction mixture to a temperature of between about 50 deg C. and about 150 deg C. to form a polymer. Removing any portion of the polymer results in formation of nanoscopic pores as polymer chains are decomposed, leaving pores in the polymer matrix. | 04-21-2016 |
20160185930 | POLYMERIC SOLUTIONS, METHODS OF MANUFACTURE THEREOF AND ARTICLES MANUFACTURED THEREFROM - Disclosed herein is a composition comprising a polymer; and a superheated fluid; where at least a portion of the polymer and the superheated fluid co-exist in a single phase. Disclosed herein is a method comprising exposing a polymer to a superheated fluid; swelling at least a portion of the polymer with the superheated fluid so that the polymer and the superheated fluid co-exist in a single phase; and changing pressure or temperature within the single phase to change a property in the polymer. | 06-30-2016 |
521181000 | With reactant which is an aldehyde or aldehyde derivative | 4 |
20100010111 | Phenolic Foam - A phenolic foam is made by foaming and curing a foamable phenolic resin composition that comprises a phenolic resin, a blowing agent, an acid catalyst and an inorganic filler. The blowing agent comprises an aliphatic hydrocarbon containing from 1 to 8 carbon atoms and the inorganic filler is at least one selected from a metal hydroxide, a metal oxide, a metal carbonate and a metal powder. The phenolic foam has a pH of 5 or more. The phenolic foam has a higher pH value compared with conventional phenolic foam and reduces corrosion risk when in contact with metallic materials. The phenolic foam maintains excellent long-term stable thermal insulation performance, low water uptake and fire resistance performance and by using a hydrocarbon blowing agent, does not harm the environment as an ozone depleting or global warming material. | 01-14-2010 |
20110237698 | AEROGEL, COMPOSITION FOR THE AEROGEL, AND METHOD OF MAKING THE AEROGEL - An aerogel including a polymerization product of a first monomer selected from an aryl polyol compound including at least two aryl groups linked to each other by a linker, an aryl polyol compound including at least two aryl groups fused to each other, or a combination thereof, and a second monomer including a benzene substituted with at least two hydroxyl groups. | 09-29-2011 |
20120225965 | MELAMINE-RESIN FOAMS COMPRISING HOLLOW MICROBEADS - The invention relates to foam comprising hollow microbeads and intended for sound absorption, comprising
| 09-06-2012 |
20130225709 | ELECTROCHEMICAL POLYMERIZATION PROCESS FOR PREPARATION OF CROSSLINKED GEL - Disclosed is an electrochemical polymerization process for preparation of crosslinked gel. The process includes mixing a hydroxylated benzene and aldehyde in an aqueous media in an inert container to form a hydroxylated benzene and aldehyde mixture. Furthermore, the process includes introducing electrodes into the inert container. Further, the electrochemical polymerization process includes supplying electric current to the hydroxylated benzene and aldehyde mixtures in the inert container through the electrodes. The resultant products of electrochemical polymerization process either gels or activated carbon gels have unique characteristics. | 08-29-2013 |