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JP2007238760A |
To provide a polymer which is useful as a functional material required to have high thermal stability, excellent moldability and heat resistance. A substantially linear adamantane skeleton-having fluorine-containing oligomer and its cros...
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JP2007522333A |
A telekeric polymer having two reactive groups at the end of the same polymer chain is disclosed. These polymers have a borane residue at one end of the polymer segment obtained from the cycloborane initiator by binding the cycloborane i...
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JP3954290B2 |
To efficiently and stably produce an ethylene/vinyl acetate copolymer saponificate (EVOH) capable of giving a molding, e.g. a film, prevented from suffering poor appearance by improving a step of washing chips of EVOH. This method compri...
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JP3947550B2 |
The present invention relates to a process for continuously preparing ethylene-vinyl acetate (EVAc) copolymer, which comprises subjecting ethylene and vinyl acetate to a solution polymerization; the process is characterizes by introducin...
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JP3946530B2 |
To provide a manufacturing process for an oxyalkylene-containing vinyl ester polymer, which is excellent in transparency when used for the applications of molding films, can control foaming both in the reaction at the initial stage of po...
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JP3942125B2 |
To provide a treatment method for obtaining an ethylene-vinyl acetate copolymer saponification product having excellent molding stability, long run moldability, or the like. This method for treating an ethylene-vinyl acetate copolymer sa...
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JP3939927B2 |
An ocular lens material comprising a siloxane-containing polymer obtained by polymerizing a monomer mixture containing (A) a siloxane macromonomer having at least two active unsaturated groups and a number average molecular weight of 2,0...
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JP2007517108A |
A process for polymerizing unsaturated monomers is disclosed. The process comprises polymerizing, in the presence of a late transition metal catalyst (LTMC), a variety of unsaturated monomers which are traditionally, some of which are ex...
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JP3937449B2 |
Amorphous copolymer of fluoromonomer, such as tetrafluoroethylene, with vinyl ester, such as vinyl acetate, having a substantially uniform composition is made by aqueous dispersion polymerization by maintaining essentially constant the p...
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JP3938374B2 |
To provide an ethylene-vinyl acetate-based copolymer emulsion containing a reduced amount of acetaldehyde which is environmentally undisirable, in the emulsion, giving reduced environmental load, and hardly emitting unpleasant odor. The ...
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JP3935176B2 |
To obtain an aqueous emulsion that has a high ethylene content under the same ethylene partial pressure, excellent polymerization stability, mechanical stability, storage stability, freezing stability, stability and flexibility in drying...
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JP3933528B2 |
To provide an emulsion for foamable materials comprising ethylene and vinyl acetate as essential components and reduced in a formaldehyde content and discoloration and to provide an emulsion composition for foamable materials. The emulsi...
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JP3926054B2 |
To obtain an N-vinylamide/vinyl acetate copolymer hydrolyzate in a powder form at a low cost by hydrolyzing a copolymer formed from an N-vinylamide and vinyl acetate and washing the resultant product with at least one agent selected from...
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JP2007513931A |
Block copolymer (A) comprises at least one block with a variable conformation (COIL) linked to at least one block with a restricted conformation (ROD), where ROD is composed, at least in part, of peptide, or analogous, motifs and at leas...
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JP3916614B2 |
To provide an aqueous ethylene-vinyl acetate (EVA) polymer emulsion suitable for use in heat seal applications. The EVA polymer is produced by a process under a relatively low pressure, i.e. less than 2,000 psig, preferably about 1,000-2...
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JP3907735B2 |
To provide an optical compensation sheet which has excellent durability, exhibits a magnified visual field angle and is easily producible. This optical compensation sheet is produced by providing the sheet with a transparent base 21, an ...
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JP3897204B2 |
To eliminate orientation defects, facilitate the mass-production of an optical compensating sheet and also the strict adjustment of the direction of an optical axis by a method wherein an orientating function is given to an orienting fil...
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JP3895022B2 |
To produce an ethylene/vinyl acetate while reducing the deposition of scales on the inside wall of a polymerization kettle by copolymerizing ethylene with vinyl acetate in the presence of crotonaldehyde in a solvent. Ethylene is copolyme...
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JP2007070532A |
To provide a modified polyvinyl alcohol having unsaturated double bonds derived from a specific monomer in a main chain of a molecule and its manufacturing method.This modified polyvinyl alcohol has an unsaturated double bond unit derive...
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JP3893673B2 |
To obtain a polyvinyl alcohol polymer which can retain its gas barrier properties even at a high humidity by hydrolyzing a homopolymer of vinylene carbonate or a copolymer thereof with a specific compd. This polymer is a hydrolyzate of a...
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JP3874882B2 |
To obtain the subject aqueous solution excellent in stability, useful as a dispersion auxiliary for suspension polymerization, by specifying both the content of a specific partially saponified vinyl ester-based resin and relation between...
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JP2007017546A |
To provide an optical waveguide which is flexible, has a low transmission loss and is especially provided as an optical fiber (POF).The optical waveguide comprises a region made of a polymer including a repeated unit represented by the f...
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JP2007016082A |
To provide a copolymer or the like excellent in forming antireflective film through enabling forming coating film of excellent low reflectance characteristics.The copolymer, with a weight-average molecular weight of 1,000-1,000,000, is c...
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JP3871437B2 |
To obtain a method for drying a saponified pellet of ethylene-vinyl acetate copolymer for obtaining moldings of a film or a sheet and the like with less fine fish eyes and excellent fusion moldability. When forming alcohol solution or al...
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JP2007012340A |
To provide a polymer solid electrolyte with high electrolyte swelling and reduced electrolyte leakage even in a long time used.The polymer solid electrolyte is a copolymer having network structure three-dimensionally cross-linked with a ...
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JP2007500257A |
The present invention relates to a polymer dispersion wherein the components of a physical mixture comprising (i) at least one unsaturated silane of the general formula (I): [H2C═CX(Y)n]Si(CH3)p(R)3-p in which X is a hydrogen atom or a...
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JP3839534B2 |
To produce the subject copolymer, excellent in color tone or melt stability and capable of providing a molding product hardly containing fisheyes by copolymerizing ethylene with a vinyl ester, then adding a thiol compound thereto, removi...
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JP3840733B2 |
To obtain the subject copolymer that is excellent in dissolution properties through an easily controllable radical polymerization technique by copolymerizing a specific fluorine-containing monomer and a cyclic ether with a radical polyme...
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JP2006273796A |
To provide a new antibacterial agent using a terpene-based polymer against opportunistic pathogen.The anti-bacterial agent against opportunistic pathogen contains the terpene-based polymer, and in the antibacterial agent, the copolymeriz...
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JP3830739B2 |
To obtain a fluorine-containing copolymer soluble in many general-purpose solvents, capable of giving a transparent coating film and comprising a principal chain having a ring structure having a saturated perfluoro group. A fluorine-cont...
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JP3823489B2 |
To obtain a polymer composition for heat-sensitive response material having an arbitrary phase transition temperature by incorporating a polymer having main constituent units comprising N-vinylformamide units and hydrophobic vinyl monome...
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JP2006519885A5 |
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JP2006519885A |
A process for the preparation of epoxy-modified vinyl chloride-vinyl ester copolymers in the form of the solid resins involves aqueous, free radical polymerization of a mixture comprising a) from 50 to 90% by weight of vinyl chloride, b)...
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JP2006206671A |
To provide a polymer electrolyte material which is excellent in proton conductivity, fuel-shutoff property and mechanical strength, can be composed from an environmentally friendly biodegradable material, is capable of forming a self-sta...
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JP3805988B2 |
To obtain a photosensitive polymer comprising an alkyl vinyl ether copolymer and a resist composition containing the same. The photosensitive polymer comprises an alkyl vinyl ether/ maleic anhydride copolymer represented by formula I [wh...
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JP3806034B2 |
A polymerizable composition is described, which composition comprises a major amount of a polyol(allyl carbonate) monomer, e.g., diethylene glycol bis(allyl carbonate) monomer, and a minor amount of a radically polymerizable second monom...
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JPWO2004101465A1 |
A ceramic green sheet obtained by molding a ceramic coating material containing at least a ceramic raw material powder, a binder and an organic solvent into a sheet and drying the ceramic green sheet, wherein the binder contains two or m...
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JP3796129B2 |
To obtain a self-adhesive product excellent in the balance between self-adhesive power and cohesive power by selecting a polymerization method permitting reduction in the amount of a smelly and irritative residual vinyl acetate monomer a...
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JP3791752B2 |
To obtain a polylactic acid and a branched polylactic acid using a safe enzyme instead of an organometallic catalyst. The invention discloses a method for producing the polylactic acid by reacting lactic acid in the presence of a hydroly...
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JP2006152035A |
To provide a terpene polymer which can be practically applied as antimicrobial agents, fungicide and pest repellents.The terpene polymer having an average polymerization degree of 5-50 comprises a polymer of a terpene compound having a h...
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JP2006144027A |
To provide macromonomers containing usually inactive and non-polymerizing olefinic unsaturated organic molecules.This macromonomers containing the inactive and non-polymerizing olefinic unsaturated organic molecules can be homopolymerize...
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JP2006146203A |
To provide a non-halogenated polymeric binder used in an electrophotographic imaging member, etc.The binder for an electrophotographic imaging member includes a non-halogenated copolymer of vinyl acetate and vinyl acid. The binder brings...
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JP3783102B2 |
To provide a highly in vivo safe carrier for effective gene transmission to a target tissue or cell. The carrier comprises a new structure sugar-containing copolymer and used for preparation of the carrier for gene transmission.
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JP3774417B2 |
To provide a method for producing an ethylene-vinyl acetate copolymer-based resin emulsion presenting a film having little discoloration, excellent in control of emulsion polymerization, containing little vinyl acetate monomer and almost...
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JP3774400B2 |
To provide a method for producing an ethylene-vinyl acetate copolymer-based resin emulsion by which emulsion polymerization controllability is excellent and an environmental load is small because an aldehyde compound such as formaldehyde...
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JP3766098B2 |
Flexographic or other printed paper is deinked by a process which comprises pulping in the presence of an emulsion of crosslinked, insoluble, ionisable and swellable polymer particles. The emulsion preferably provides a viscosity (at 3%)...
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JP3757489B2 |
To provide a lithium battery having great charge/discharge cycle durability by a method wherein the matrix of an electrolyte is formed by specifying the composition of a copolymer, and the polymer electrolyte contains lithium salt and a ...
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JP3759467B2 |
To produce stably for long time an ethylene-vinyl acetate copolymer (EVA) without supplying the materials continuously. In the production of EVA from a polymerization solution containing an ethylene, vinyl acetate, methanol and polymeriz...
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JP3758705B2 |
PURPOSE: To obtain an emulsification dispersion stabilizer excellent in freezing stability and stability when allowed to stand by using a PVA polymer contg. a specified branched alkylamide and ethylenically unsatd. alkylamide as copolyme...
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JP2006509097A |
A polymerizable composition is described, which composition comprises a major amount of a polyol(allyl carbonate) monomer, e.g., diethylene glycol bis(allyl carbonate) monomer, and a minor amount of a radically polymerizable second monom...
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