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JP2005133034A |
To provide an aliphatic polyetherketones polymer usable as a constituting material of a composition represented by an engineering plastic, and a resin composition comprising this aliphatic polyetherketones polymer.The aliphatic polyether...
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JP2005510571A |
The present invention provides a method for forming compounds of Formula HO-C(-O)R1-X-R2-X-R1-C(-O)-O-H wherein compound (I) can be polymerized to provide a polymer that contains therapeutically active compounds. In the compounds of the ...
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JP2005105122A |
To provide a polyketone having excellent mechanical and thermal characteristics, and high thermal stability, and suitable for melt molding processing; and to provide a method for producing the polyketone.The polyketone comprising a copol...
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JP3639510B2 |
To provide a golf ball having excellent durability. At least one of cover layers of the golf ball consisting of a cover and core is characterized in that a polymer containing (1) a first monomer component containing a first olefin monome...
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JP3630937B2 |
To improve the blow-moldability, appearance, drop impact strength, moisture-proofness and gas-barrierness of a blow-molded container made of a polyalcohol. This blow-molded container is made of a polyalcohol having an intrinsic viscosity...
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JP3630850B2 |
To obtain a polyalcohol having a high grade gas barrier property and high in an OH content in high selectivity in a state little in the by- production of tetrahydrofuran rings by hydrogenating a polyketone obtained from a specific polyol...
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JP3630901B2 |
To obtain a polyalcohol having a high hydroxyl content economically by using a catalyst prepared from a ruthenium compound and a specified phosphine compound in producing a polyalcohol by reducing a polyketone being a carbon monoxide/ole...
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JP2005029707A |
To provide a highly crystalline polyketone having excellent heat stability, alkali resistance and acid resistance and excellent in stability of dope in an inorganic salt solvent and to provide a method for producing the highly crystallin...
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JP2004534896A |
A process for preparation of aqueous copolymerizate dispersions from copolymerizates of carbon monoxide and olefinically unsaturated compounds by copolymerization of carbon monoxide and the olefinically unsaturated compounds in aqueous m...
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JP3537527B2 |
PURPOSE: To obtain a composition excellent in mechanical properties such as impact resistance, gas-barrier property, thermoformability, recovering characteristics and hot-water-retort resistance and also having excellent stress- crack re...
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JP2004515622A |
The invention relates to a method of producing aqueous copolymer dispersions from copolymers that comprise carbon monoxide and at least one olefinically unsaturated compound.
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JP3526956B2 |
PURPOSE: To obtain the subject polymer useful for chromatography for separating and purifying an optically active substance, a material for separation, a ferroelectric material, etc., by reacting a mono-substituted ethylene with CO in th...
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JP2004107366A |
To provide a method for preparing a catalyst solution for efficiently producing a polyketone composed of carbon monoxide and ethylene.In a method for producing the polyketone having 95-100 mol% repeating unit of 1-oxotrimethylene by brin...
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JP3516797B2 |
PURPOSE: To improve the high-speed bag productivity, thermal filling and sealing properties, film formability, film appearance, adhesion and gas barrier properties of a polyalcohol film. CONSTITUTION: This polyalcohol film comprises a po...
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JP2004091723A |
To provide a polymer molecular structure of a poly(arylene ketone) for imparting amorphous property while maintaining heat resistance and improving acid resistance, oxidation resistance and chemical resistance, a method for producing the...
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JP2004508429A |
The invention is directed towards a PVC resin composition comprising polyvinyl chloride and a plasticizer selected from the group consisting of: i) a non-linear, paraffin-soluble olefin-CO copolymer; ii) an olefin-CO-X terpolymer derived...
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JP3506568B2 |
To obtain a container with outstanding gas barrier properties and free from a local biased wall by reducing polyketone consisting of an alternating copolymer of carbon monoxide and ethylene and heat-molding a film with a polyalcohol resi...
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JP2004074798A |
To make it possible to manufacture a packaging material using a single layer structure of a polydimethyl ketone type which is provided with the property of functioning as a barrier against an oxygen regardless of all properties, required...
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JP2004059730A |
To provide a method for efficiently and inexpensively producing a high-molecular-weight polyketone polymer.The method for producing the high-viscosity polyketone is one comprising copolymerizing carbon monoxide with at least one ethyleni...
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JP2004059731A |
To provide a catalyst which enables one to industrially, efficiently, and inexpensively produce a high-molecular-weight polyketone polymer without depositing a polymer on a reactor and to provide a method for producing a polyketone by us...
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JP3497912B2 |
PURPOSE: To obtain a resin composition excellent in mechanical properties such as flexual resistance and pinholing resistance, gas-barrier property, drawing and shrinking properties and recovering characteristics and also having excellen...
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JP2003342319A |
To provide a purification process by which a metal contained in alicyclic hydrocarbon polymers as an impurity is removed and to provide a radiation-sensitive resin composition of a high performance photoresist which is composed of the pu...
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JP2003268102A |
To provide a method for manufacturing a high molecular weight polyketone useful as an industrial material in a high yield and for a short time and at a low cost.The method for manufacturing the polyketone from carbon monoxide and an ethy...
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JP2003526708A |
The invention relates to a bioerodible polymeric composition, a method of making such a composition, and a controlled delivery device comprising the composition.
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JP2003525311A |
The invention is directed to polymers containing a repeating unit derived from a norbornene sulfonamide. These may be addition polymers which include copolymers with one or more comonomers such as norbornene, ethylene, an acrylate or sul...
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JP2003096187A |
To provide a method for efficiently and safely producing a polyketone at a high yield per weight of a catalyst without deterioration in catalyst activity in polymerization.The method for producing a polyketone comprises copolymerizing ca...
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JP2003511550A |
Polyanhydrides which degrade into biologically active compounds are disclosed.
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JP2003048933A |
To obtain a material comprising a poly(dimethyl ketone) as a base having excellent barrier properties to gases, hydrocarbons and gasoline for automobiles. A structure having at least one layer of a polymer (A) comprising a unit represent...
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JP2003048979A |
To improve a method for catalytically manufacturing a copolymer consisting of carbon monoxide and a 2-20C olefinically unsaturated compound in an aqueous medium by using a metal catalyst system. In order to obtain a copolymer consisting ...
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JP2003506665A |
[Task] Provided is a method for identifying a compound that acts as a catalyst for a selected reaction. This method prepares one or more test catalysts for the selected contact reaction; contacting the test catalyst with the selected rea...
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JP2003505564A |
A process for preparing linear, alternating carbon monoxide copolymers, in which at least one olefinically unsaturated compound having from two to twenty carbon atoms (component K1) and carbon monoxide are copolymerized in the presence o...
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JP2003504172A |
[Chemical 1] A catalyst composition based on a ligand of (X represents carbon or silicon, Y may represent various groups and structures).
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JP2002544305A |
(57) [Summary] A copolymerization method for copolymerizing carbon monoxide and an olefin, for example, a Group VIII metal such as palladium and a general formula R.1R2M1-RM2R3R4Use a catalyst containing the ligand of. In the formula, R ...
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JP2002544334A |
(57) [Summary] Olefin / carbon monoxide copolymers are produced by contacting these monomers with a nickel complex of selected diphosphine ligands. The copolymer is useful as a resin for molding.
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JP2002542355A |
(57) [Summary] Copolymerize carbon monoxide and linear alternating copolymers of carbon monoxide and olefinically unsaturated compounds with 3 to 20 carbon atoms or carbon monoxide and at least two different olefinically unsaturated comp...
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JP3355558B2 |
A2/(A1 + A2) = 0 - 30%. An Independent claim is also included for articles made with mono- or multilayer structure comprising the polymer e.g. bottles, tubes and petrol containers.
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JP2002317044A |
To provide a method for producing a polyketone, comprising copolymerizing carbon monoxide with an ethylenic unsaturated compound in the presence of a catalyst in a specific liquid medium, by which the polyketone having a high mol.wt. can...
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JP2002535427A |
The invention is related to non-linear, paraffin-soluble olefin/carbon monoxide and olefin/acetylene/carbon monoxide copolymers. The invention is also related to a method for preparing olefin/carbon monoxide copolymers by heating a feed ...
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JP2002535425A |
The invention relates to a method of forming carbon monoxide-containing polymers from multi-component syngas feeds and at least one vinyl comonomer. Feeds useful in the practice of the invention comprise ethylene in an amount ranging fro...
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JP2002531652A |
Copolymers of sulfur dioxide and/or carbon monoxide and olefins, especially ethylene, can be made by contacting these monomers with a combination of selected strong Lewis acid and a selected metal or a compound of a selected metal. The r...
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JP2002528602A |
The present invention pertains to biodegradable polymers comprising a non-polymerizable lactone, biodegradable compositions comprising the polymer and a therapeutic agent, the use of the compositions for the sustained release of therapeu...
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JP2002527444A |
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 provided. These metal coordination compounds a...
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JP2002212282A |
To provide a method for preparing a purified polyalcohol having a reduced amount of components derived from a homogeneous metal catalyst.In the method for preparing a polyalcohol by subjecting a polyketone to be obtained by copolymerizin...
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JP2002522606A |
A process for reducing the carbonyl group of a polyketone consisting of a carbon monoxide ethylene-based copolymer, comprising reacting a blend of carbon monoxide ethylene-based polymer with a metal alkoxide in a molten condition in prop...
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JP2002522441A5 |
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JP3300411B2 |
PURPOSE: To enable the preparation of a linear alternating polymer having a high bulk density by bringing monomers into contact with a catalyst in a specific system and applying a high shear force to polymer particles dispersed in a susp...
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JP2002519431A |
Water-soluble transition metal complexes of the formula (I)where R<1 >to R<4 >are linear or branched C2- to C28-alkyl, C3- to C14-cycloalkyl or alkylaryl where the alkyl moiety is of 1 to 28 carbon atoms and the aryl moiety is of 6 to 15...
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JP2002519492A |
The invention relates to catalyst systems for the copolymerisation of carbon monoxide and alpha -olefinically unsaturated compounds, containing as essential constituents a) a metal complex of the general formula (I), in which the rests R...
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JP3294273B2 |
Fatty acid terminated polyanhydrides suitable for use as controlled release matrices in biodegradable sustained release drug delivery systems and methods for making thereof are described. The polymers are more soluble in organic solvents...
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JP2002517547A |
The invention relates to a copolymer composition useful as wax crystal modifiers and flow improvers. The compositions are copolymers of a C6 to C250 straight-chain or branched dialkyl fumarate and at least one compound selected from the ...
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