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JPH06263871A |
PURPOSE: To easily obtain a heat-resistant high-molecular-weight poly(arylene ether ketone) by polymerizing phosgene or an aromatic diacid dihalide and an aromatic comonomer or a specified acid halide-containing monomer system in the pre...
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JPH06248071A |
PURPOSE: To obtain a polymer of carbon monoxide and ethylene for injection molding, extrusion molding, thermal forming, etc., with good efficiency without causing the corrosion of an autoclave by reacting carbon monoxide with ethylene wi...
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JPH06507669A |
A process is described for stabilizing the melt flow rate and melt tension of ethylene-carbon monoxide interpolymers with a hindered phenol antioxidant. The antioxidant is melt blended with the polymer before it is exposed to air.
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JPH0665695B2 |
A process for decomposing perfluoropolyethers to products with a controlled molecular weight, comprising heating the perfluoropolyethers at temperatures of from 150° to 380°C with 0.1% - 2% by weight of a catalyst comprising a fluoride...
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JPH06234849A |
PURPOSE: To obtain the titled copolymer in a high polymer suspension concentration useful as a molding material and so on by polymerizing CO and an unsaturated compound by a catalyst system comprising a Pd cation source or the like and a...
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JPH0662760B2 |
Metal residues are extracted from poly(ether ketone ketones) with aliphatic alpha-hydroxycarboxylic acids or aromatic ortho-hydroxycarboxylic acids in a liquid phase, either neat or in an aqueous or a nonaqueous solution. Extraction of m...
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JPH06507203A |
PCT No. PCT/GB93/00366 Sec. 371 Date Sep. 22, 1993 Sec. 102(e) Date Sep. 22, 1993 PCT Filed Feb. 22, 1993 PCT Pub. No. WO93/17061 PCT Pub. Date Sep. 2, 1993.A process is disclosed for removing palladium from a contaminated polyketone con...
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JPH06207003A |
PURPOSE: To provide a method for the specific polymer having an excellent melt stability (linear alternating copolymer of carbon monoxide and an ethylenically unsaturated compound) or the like. CONSTITUTION: This is a method for preparin...
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JPH06207098A |
PURPOSE: To effectively increase the crystallization rate of a semi-crystalline linear alternate polyketone polymer by adding an effective amt. of a graphitic non-turbostratic carbon as a nucleating agent to the polyketone polymer. CONST...
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JPH06192640A |
PURPOSE: To provide a compsn. which can easily improve the adhesion of PEEK to an adhesive without the necessity for costly apparatus and facilities. CONSTITUTION: 100 pts.wt. methoxylated organopolysiloxane of the formula (wherein n is ...
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JPH06172514A |
PURPOSE: To obtain a heterogeneous catalyst system having a high catalytic activity and capable of being easily prepared by formulating a specific solid compound prepared by an interaction and a mono-dentate or bi-dentate ligand containi...
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JPH06166814A |
PURPOSE: To improve fluidity and adhesiveness of a molten liquid to the surface of an apparatus, without giving adeverse effects on the processability of the molten liquid of the copolymer composite. CONSTITUTION: The objective copolymer...
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JPH06504086A |
Ethylene, 2-methylene-1,3-dioxepane, and optionally carbon monoxide are reacted in the presence of a free radical catalyst to form a biodegradable and optionally photodegradable polymer represented by the formulae: where x and y are inte...
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JPH06504081A |
(57) [Summary] Since this publication is application data before electronic filing, summary data is not recorded.
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JPH0623250B2 |
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JPH0685090A |
PURPOSE: To enable the formation of a film, which has a low dielectric constant and a high heat resistance and is suitable for the layer insulation of a semiconductor device, by the use of a malei-mide resin composition that contains a m...
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JPH06502439A |
A linear alternating copolymer of carbon monoxide and propylene, which is substantially free of ester and ether linkages, is formed by the catalyzed reaction of carbon monoxide and propylene in a ketone solvent medium (e.g., acetone). Ac...
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JPH0618869B2 |
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JPH0653365A |
PURPOSE: To eliminate package crack during soaking into solder after absorption of moisture by sealing a semiconductor element using a particular polymaleimide compound, allylic phenol resin, organic peroxide and inorganic filling agent....
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JPH0613608B2 |
Process for the preparation of polyketones by polymerization of a mixture of CO and an alkenically unsaturated hydrocarbon in the presence of a Group-VIII-metal catalyst containing ligands, wherein hydrocarbon groups occur which are boun...
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JPH0649116A |
PURPOSE: To obtain an organic peroxide with which a high polymer can be efficiently produced and which is useful in producing a high-strength polymer excellent in flexibility and flowability by reacting a hydrogenated liquid polybutadien...
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JPH0649203A |
PURPOSE: To produce polyvinyl alcohol excellent in oxygen gas barrier performance with hardly any amount of side reactional products by hydrogenating the carbonyl group of an ethylene-carbon monoxide copolymer in the presence of a specif...
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JPH0641311A |
PURPOSE: To obtain a polymeric dispersant useful as lubricating oil and fuel by reacting a mixture (or reaction product) of a polyolefin (derivative) and a polyamine with CO, H2 and a diene. CONSTITUTION: (A) Mixture of A1: a polyolefin ...
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JPH0610258B2 |
Ordered copolymers of tere- and isophthalyl halides with diphenyl ether where the phthalyl groups alternate or where the terephthalyl or isophthalyl groups are in blocks are disclosed. These novel ordered copolyetherketones exhibit a hig...
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JPH0632896A |
PURPOSE: To increase the activity and stability of a catalyst and to prepare a polymer for food packaging materials, etc., having a high strength by copolymerizing carbon monoxide and an ethylenically unsaturated compound in a gaseous ph...
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JPH0632897A |
PURPOSE: To efficiently obtain a novel polyketone polymer having other functional groups, by polymerizing carbon monoxide and hydrogen with diolefins in the presence of a catalyst based on a group VIII metal, a specific bidentate ligand ...
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JPH066662B2 |
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JPH069776A |
PURPOSE: To produce a homogeneous catalytic compsn. based on copper or gold and to user the catalyst in alternated copolymn. of carbon monoxide with ethylene (C2) and/or other olefins. CONSTITUTION: The catalyst active in the production ...
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JPH069775A |
PURPOSE: To obtain a homogeneous catalytic system useful in the production of an alternating olefin/CO copolymer, capable of regulating the melting temp., glass transition temp. and workability of the polymer and applicable to various ol...
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JPH05339368A |
PURPOSE: To provide a catalyst which can be applied to the alternated copolymerization reaction between ethylene (C2) or other olefines, and carbon monoxide (CO). CONSTITUTION: The subject catalyst is composed of (a) Pd (O2CNEt2)2 (NHEt2...
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JPH05339367A |
PURPOSE:To obtain a polyalcohol having a high hydroxyl content while reducing the formation of a compd. having a terahydrofuran ring as a by-product by using a specific solvent in the process for producing a polyalcohol by hydrogenating ...
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JPH0587527B2 |
A process for the preparation of polyketones by polymerizing a mixture of CO and an alkenically unsaturated hydrocarbon in the presence of a Group VIII metal catalyst containing ligands, which comprise hydrocarbon groups that are bonded ...
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JPH05508678A |
A curing agent for epoxy resins having improved solubility characteristics has formula (I) where R is -C6H5X, -CH2C6H4X, -CH2CH2C6H4X, or -CnH2n-1, and X is either -H, -CH3, -OCH3, -OH, or -NY, where Y is -H or CH3 and where n is 1 to 12...
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JPH05310915A |
PURPOSE:To produce a copolymer having a remarkably high degree of polymerization by polymerizing ethylene and carbon monoxide in the presence of a free radial initiator in a carbonate. CONSTITUTION:Ethylene and carbon monoxide are polyme...
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JPH05301956A |
PURPOSE:To obtain an ethylene-CO copolymer, useful as an engineering resin and having a high degree of polymerization by copolymerizing a mixture of ethylene with CO in the presence of an initiator composed of a specific polyperoxy ester...
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JPH05295107A |
PURPOSE:To obtain an ethylene-carbon monoxide copolymer which has a high degree of polymerization and is useful as an enginerring resin by polymerizing ethylene and carbon monoxide in the presence of a specific initiator. CONSTITUTION:A ...
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JPH05279473A |
PURPOSE:To obtain the photoconductive resin excellent in photoconductivity and conductivity by single-stage reaction. CONSTITUTION:An aromatic compound such as a condensed polycyclic aromatic compound or pitch is condensation-reacted wit...
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JPH05239204A |
PURPOSE:To produce at low cost an aromatic polyketone having a high glass transition temp. CONSTITUTION:Electrophilic aromatic substitution is conducted using 2,2'- dimethoxybiphenyl as a nucleophilic ingredient and either terephthalic a...
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JPH05223801A |
PURPOSE: To easily measure molecular weight distribution of polyetherketone and the like at a low temperature by utilizing a conventional GPC analyzing device as it is without using a solvent such as a sulphuric acid. CONSTITUTION: In a ...
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JPH05222287A |
PURPOSE: To provide the subject compsn. containing a blend of a linear alternating polymer of carbon monoxide and an ethylenically unsaturated compd. and a copolymer of a specific vinyl aromatic monomer and an acrylonitrile monomer and l...
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JPH05214095A |
PURPOSE: To efficiently obtain a poly(keto-ester)having photodecomposability and biodegradability by oxidizing a polyketone such as an olefin/carbon monoxide copolymer or the like by hydrogen peroxide. CONSTITUTION: A polyketone with a m...
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JPH0554489B2 |
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JPH05202184A |
PURPOSE: To efficiently obtain the title polymer by bringing carbon monoxide and an olefinically unsaturated compd. into contact with a specific metal- containing catalyst at high temp. under high pressure to subject them to gas phase po...
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JPH05194727A |
PURPOSE: To obtain a catalyst composition useful for obtaining a high molecular weight linear alternating polymer of CO and an ethylenically unsaturated compound and capable of improving the reaction rate and the average molecular weight...
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JPH05194627A |
PURPOSE: To obtain a product useful as a water treatment additive and a wood treatment agent which product is a polymer having a high selectivity and a high level of functional group introduction. CONSTITUTION: A product is obtained by s...
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JPH05194726A |
PURPOSE: To provide a catalyst composition suitable for preparing a polymer of carbon monoxide and an α-olefin and a method of preparing the polymer using the same. CONSTITUTION: A desired catalyst composition comprises, as the base, (a...
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JPH0551613B2 |
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JPH05194834A |
PURPOSE: To lower moisture permeability without lowering processability and mechanical strength by blending a phenol-based novolac polymer. CONSTITUTION: This compsn. comprises a blend of a linear alternating polymer of carbon monoxide a...
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JPH05186587A |
PURPOSE: To improve flame-retardancy, and thermal, mechanical, chemical and electric properties by forming a compsn. containing a specified reaction product, an ionic or free-radical polymn. catalyst and phenothiazine (derivatives). CONS...
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JPH0541622B2 |
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