Entries |
Document | Title | Date |
20080200639 | Unstable Terminal Group Decomposer, and Stabilized Polyacetal Resin, Manufacturing Method, Composition and Molded Article Using the Same - The present invention provides a method of manufacturing a stabilized polyacetal resin, comprising the step of applying a heat treatment to a polyacetal resin having an unstable terminal group in the presence of an unstable terminal group decomposer selected from the following Group I, Group II and Group III, thereby decreasing the unstable terminal group:
| 08-21-2008 |
20080221299 | Aromatic Polyamide Filament and Method of Manufacturing the Same - Disclosed are wholly aromatic polyamide filament and a method of manufacturing the same, characterized in that, in a process of preparing wholly aromatic polyamide polymer, a multiple tubular feed pipe for polymeric monomer and polymerization solvent with specific construction of adjacent inner paths | 09-11-2008 |
20080262192 | Amino Group-Containing Water-Soluble Copolymer - To provide an amino group-containing water-soluble copolymer having a high chelating performance and clay dispersancy and a method of producing the amino-group containing water-soluble copolymer efficiently and with high productivity. A water-soluble polymer containing an amino group-containing monomer unit, wherein the water-soluble polymer has a molecular weight distribution of 12 or less, and a method of producing the water-soluble polymer according to any one of claims | 10-23-2008 |
20080306239 | QUINOXALINE-CONTAINING COMPOUNDS AND POLYMERS THEREOF - There is provided a quinoxaline-containing compound represented by the following formula (I); | 12-11-2008 |
20090043072 | Stabilized crosslinking composition - This invention relates to a crosslinking composition comprising and organic acid and a compound having the structure of Formula I: | 02-12-2009 |
20090131629 | Polymers with pendant alkyl chains - A hydrophobic polymer well suited for applications such as general purpose coatings, ship coatings, fibers and sheets. The present invention is particularly well suited for making breathable, yet waterproof clothing. | 05-21-2009 |
20090253890 | AROMATIC POLYAMIDE FILAMENT AND METHOD OF MANUFACTURING THE SAME - Disclosed are wholly aromatic polyamide filament and a method of manufacturing the same, characterized in that, in a process of preparing wholly aromatic polyamide polymer, a multiple tubular feed pipe for polymeric monomer and polymerization solvent with specific construction of adjacent inner paths | 10-08-2009 |
20090270585 | OLIGOANILINE COMPOUND AND USE THEREOF - Disclosed is an oligoaniline compound represented by the formula (1), (2), (3) or (4) below, which exhibits high solubility in a low-polarity solvent. This oligoaniline compound is suitable as a charge-transporting material which enables to realize excellent device characteristics such as low driving voltage when applied to an OLED device. | 10-29-2009 |
20090281272 | Monodisperse Molecularly Imprinted Polymer Beads - The invention relates to a molecularly imprinted polymer resin characterized by a monodisperse size distribution prepared by forming monomer droplets via a membrane, polymerizing said droplets in an appropriate continuous phase, and harvesting the resulting polymer particles. The invention also relates to a method for producing a molecularly imprinted polymer resin, wherein a monomer solution is forced through a dispersing device capable of forming small droplets, the droplets are projected into a continuous phase in which a polymerization is initiated leading to solidification of the droplets into beads. | 11-12-2009 |
20090281273 | INSULATING POLYMERIC-MATERIAL COMPOSITION - There is provided an insulating polymeric-material composition that is superior in insulating performance and mechanical strength and exerts no adverse influence on the global environment even after discarded. This insulating polymeric-material composition is obtained by mixing lignin as a curing agent with an epoxidized linseed oil and then conducting a heating treatment to cure it. As the lignin, for example, one obtained by blasting a lignin raw material and then conducting an alcohol extraction is used. The epoxidized linseed oil and the lignin are mixed together in such a proportion that epoxy equivalent of the epoxidized linseed oil:hydroxyl equivalent of the lignin=1:1. In the composition, as a curing acceleration agent, for example, 2-ethyl-4-methylimidazole is added by 0.2-2.0 parts by weight relative to 100 parts by weight of the epoxidized linseed oil. Upon this, it is cured under a condition, for example, of a heating temperature of 150-170° C. and a heating time of 10-20 hours. In some cases, the heating temperature is set to be formed of two different temperature regions. | 11-12-2009 |
20090318663 | Polymerizable Spherical Transition Metal Complex, Spherical Transition Metal Complex, and Production Method Thereof - A polymerizable spherical transition metal complex is provided which has a hollow shell which is formed from transition metal atoms and bidentate organic ligands, the bidentate organic ligands having a substituent having a polymerizable group moiety at an end thereof, and the substituents being oriented towards the interior of the hollow shell. A spherical transition metal complex in which, in the hollow shell of the polymerizable spherical transition metal complex, the polymerizable groups are polymerized, and a production method thereof are also provided. The polymerizable spherical transition metal complex which is a spherical transition metal complex having a hollow shell, is characterized in that the hollow shell is formed from a transition metal atoms (wherein a represents an integer of 6 to 60), and 2a bidentate organic ligands, the bidentate organic ligands have a substituent having at least one or more polymerizable group moieties at an end thereof, and the substituents are oriented towards an interior of the hollow shell. The spherical transition metal complex is characterized in that the polymerizable groups are polymerized in the hollow shell of the polymerizable spherical transition metal complex. The production method thereof is also provided. | 12-24-2009 |
20100041859 | CONVENIENT SYNTHESIS OF 1 --> 3 C-BRANCHED DENDRONS - In accordance with the present invention, there is provided a method of preparing higher generation 1→3 C-branched polyamide dendrons. The combination of commercially available acryloyl chloride with 1→3 C-branched amines, e.g., di-tert-butyl 4-[2-(tert-butoxycarbonyl)ethyl]-4-aminoheptanedioate, resulted in generally high yields of acryl amides, which upon treatment with other reagents, generated the desired higher generation dendrons. These second and third generation dendrons were fully characterized and compared to the samples prepared from a convergent synthesis. | 02-18-2010 |
20100063244 | POLYMERIC COATING FOR PROTECTING OBJECTS - A protective polymeric coating is applied to the surface of various objects which are to be exposed to a harsh environment. The protective polymeric coating covers the exposed surface, where the polymeric coating includes a polyimide polymer. The polyimide polymer in the polymeric coating has a backbone with at least one non-terminal phenyl group. A linkage is connected to the non-terminal phenyl group, where the linkage can be an amide linkage or an ester linkage. An oligomeric silsesquioxane compound is connected to the linkage through an organic substituent, where the oligomeric silsesquioxane is not incorporated into the polymer backbone. The polymeric coating provides protection to the underlying object. | 03-11-2010 |
20100121023 | POLYMER HAVING A SULFONIC GROUP OR A SULFONATE GROUP AND AN AMIDE GROUP AND METHOD OF PRODUCING SAME - A polymer is provided in which a sulfonic group or a derivative thereof is introduced. The polymer includes a unit represented by the following chemical formula (1): | 05-13-2010 |
20100174046 | POLYETHYLENE IMINE BASED PIGMENT DISPERSANTS - This invention refers to a novel process for the synthesis of polyethylene imine (PEI)-based pigment dispersants characterized by a “grafting from” approach, allowing the manufacture of solvent based dispersant systems. The polyethylene imine (PEI)-based pigment dispersant can be presented by the formula (I) X-(T) | 07-08-2010 |
20100240858 | PROCESS FOR THE PREPARATION OF CROSSLINKED NITROXIDE POLYMERS - The invention relates to a process for the preparation of crosslinked polymers bearing nitroxide groups, which are prepared by a method frequently called atom transfer radical addition polymerization (ATRA). A further aspect of the invention is the use of such polymeric crosslinked nitroxides as stabilizers for polymers against the detrimental influences of heat and UV light, as stabilizers against premature polymerization of vinyl aromatic monomers and as active electrode materials in secondary batteries. | 09-23-2010 |
20100305298 | CONDUCTIVE MATERIAL AND MANUFACTURING METHOD THEREOF - Disclosed is a method of manufacturing a conductive coating film having superior chemical resistance or solvent resistance and durability by chemically bonding a resin having an amine group (—NH | 12-02-2010 |
20110196124 | ANNULAR BELT MADE OF POLYIMIDE AND A PRODUCTION METHOD THEREOF - The present invention relates to a method for producing an annular belt made of polyimide comprising;
| 08-11-2011 |
20110245453 | METAL SCAVENGING POLYMERS - A composition comprising a polymer derived from at least two monomers: acrylic-x and an alkylamine, wherein said polymer is modified to contain a functional group capable of scavenging one or more compositions containing one or more metals is disclosed. These polymers have many uses in various mediums, including wastewater systems. | 10-06-2011 |
20120123086 | FLEXIBLE POLYMER - Thermoplastic elastomer containing hard segments and soft segments, the soft segments containing the residue of a dimerised fatty acid and the residue of a dimerised fatty amine. | 05-17-2012 |
20120208978 | NOVEL HETEROCYCLIC AROMATIC COMPOUND AND POLYMER - An electrically conductive polymer obtained by oxidative polymerization of a heterocycle-containing aromatic compound as a monomer, wherein the heterocycle-containing aromatic compound is represented by the formula: A-B. In the above formula, A represents a substituted or unsubstituted thiophene ring group, or a substituted or unsubstituted pyrrole ring group; B represents a substituted or unsubstituted hydrocarbon aromatic ring group, a substituted or unsubstituted thiophene ring group, or a substituted or unsubstituted pyrrole ring group; the ring represented by A and the ring represented by B are directly linked; however, A and B represent structures that are different from each other. The compound can be produced by a coupling reaction using a hypervalent iodine reactant. | 08-16-2012 |
20140163196 | PROCESS FOR PREPARING AMINO ACIDS OR ESTERS COMPRISING A METATHESIS STEP - A process for synthesizing a long-chain saturated α,ω-amino ester (acid) including from 6 to 17 carbon atoms, said process including a first step of cross metathesis between a first acrylic compound chosen from acrylonitrile, acrylic acid or an acrylic ester and a second monounsaturated compound including at least one nitrile, acid or ester trivalent function, one of these compounds including a nitrile function and the other an acid or ester function, in the presence of a ruthenium carbene metathesis catalyst, and a second step of hydrogenation of the monounsaturated nitrile-ester (acid) obtained, wherein said monounsaturated compound including at least one nitrile, acid or ester trivalent function has previously been subjected to a purification by thermal and/or chemical treatment. | 06-12-2014 |
20140316098 | Process for Producing Phenol - In a process for producing phenol, a composition comprising an alkylaromatic compound is contacted with an oxygen-containing stream in the presence of an oxidation catalyst comprising a cyclic imide under oxidation conditions effective to oxidize 15 wt % or less of the alkylaromatic compound based upon the total weight of the composition and produce an oxidation product comprising unreacted alkylaromatic compound and alkylaromatic hydroperoxide in a molar ratio of 6:1 to 100:1. Thereafter, at least a portion of the oxidation product is contacted with an acidic molecular sieve catalyst under cleavage conditions effective to convert at least a portion of the alkylaromatic hydroperoxide into phenol and cyclohexanone. | 10-23-2014 |
20150329674 | QUATERNARY AMMONIUM SALT COMPOUND - The present invention provides a novel quaternary ammonium salt compound that is excellent in atomization of a pigment dispersion and storage stability, a dispersant containing the quaternary ammonium salt compound, a use of the quaternary ammonium salt compound, and a process for producing the quaternary ammonium salt compound. The present invention relates to [1] a quaternary ammonium salt compound represented by the general formula (I); [2] a dispersant containing the compound of the above [1]; [3] a use of the compound of the above [1] for dispersing a pigment; and [4] a process for producing a quaternary ammonium salt compound represented by the general formula (I), including a step of reacting a halogenated alkyl ester compound represented by the general formula (II) with a polyamine compound represented by the general formula (III). | 11-19-2015 |
20160130389 | POLYMERS PREPARED FROM MEVALONOLACTONE AND DERIVATIVES - Described herein polymer precursor compounds (aka polymer building blocks) of derived from biobased compounds, and specifically biobased mevalonolactone and its related derivatives. Through oxidation these biobased precursors can be reacted to yield building blocks for (unsaturated-) polyesters, polyester polyols and polyamides, as well as precursors for glycidyl esters and omega-alkenyl esters. Through reduction, these biobased precursors can be reacted to yield building blocks for (unsaturated-) polyesters, polyester polyols, polycarbonates, as well as precursors for glycidyl ethers and omega-alkenyl ethers. Through nucleophilic ring opening and/or amidation, these biobased precursors can be reacted to yield building blocks for polyester polyols, chain-extender for polyurethanes, or polyester-amides. | 05-12-2016 |
20160194447 | PROCESS FOR PREPARING POLYCARBAMATE AND REACTION PRODUCT THEREOF | 07-07-2016 |
20190144670 | COMPOSITIONS, METHOD OF MAKING AN ARTICLE, AND ARTICLES | 05-16-2019 |