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JP5045269B2 |
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JP5030129B2 |
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JP5016786B2 |
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JP4970650B2 |
The invention relates to a hydrogel, comprising a hydrophilic hydrogel with a high swelling capacity which is reversibly coated with a material which delays or prevents the uptake of water or aqueous fluids. The invention also relates to...
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JP4961369B2 |
An optical film is provided, the optical film including: a transparent support; and at least one low refractive index layer on or above the transparent support, the low refractive index layer being obtained by hardening a composition con...
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JP4946051B2 |
An object of the present invention is to provide a process for easily producing a water-soluble polymer which has a reduced residual monomer amount and has excellent various flocculating performances when used as a flocculant, the proces...
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JP4945061B2 |
A process for forming an absorbent fibrous web composite includes the initial step of forming a fibrous web from hydrophilic fibers and, optionally, thermoplastic fibers. Then, a superabsorbent polymer is completely formed in situ on or ...
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JP2012509971A |
A process for the preparation of aqueous polymer dispersions is described, a vinylaromatic compound, such as, for example, styrene, a conjugated aliphatic diene, such as, for example, butadiene, and an ethylenically unsaturated carbonitr...
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JP4905879B2 |
A polymer compound having a monosaccharide or an oligosaccharide residue, or an amino acid or peptide residue bound to a monosaccharide or an oligosaccharide residue bound to a side chain of a water-soluble polymer through a linker conta...
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JP4894264B2 |
An object of the present invention is to provide a composition excellent in various flocculation performances for various sludge and papermaking systems, especially excellent as a polymer flocculant, and provide a sludge-dewatering agent...
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JP4869066B2 |
The present invention features a method for the formation of superporous hydrogels using an ion-equilibration technique. Anionic polysaccharides are included in the hydrogel reaction mixture and cations are introduced either during or af...
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JP2012007151A |
To provide a method for production of absorbing resin efficiently reducing residual monomers in a short time without reducing performance of the absorbing resin.The invention relates to the method for producing absorbing resin including ...
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JP4843042B2 |
A surface sizing agent is provided which has excellent dispersion stability, enables impartation of high sizing performance under a wide range of use conditions, irrespective of the characteristics of water used for sizing (hardness, pH,...
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JP2011252076A |
To provide a method capable of efficiently producing a high-viscosity (meth)acrylic acid- or (meth)acrylate-based water-soluble polymer which is excellent in solubility to water by sufficiently reducing the amount of a monomer remaining ...
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JP2011195809A |
To provide a method for producing a polymer composition suppressing increase in viscosity during reaction.The method for producing the polymer composition comprises a step of obtaining a monomer emulsion by mixing at least one of starch ...
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JP4733113B2 |
The invention concerns a biodegradable copolymer composition of a polysaccaride backbone grafted with amphiphilic diblock copolymers, as well as a process for the preparation of such composition and a particle suitable for the release of...
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JP4727812B2 |
A crosslinkable macromer system that includes two or more polymer-pendent polymerizable groups and one or more polymer-pendent initiator groups. The polymerizable groups and the initiator group(s) can be pendent on the same or different ...
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JP4726163B2 |
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JP4718834B2 |
The invention relates to a grafted guar gum obtainable by a method for grafting an unsaturated monomer selected from a vinyl monomer having a carboxylate group, a sulfonate group, a phosphonate group or a quarternary ammonium group to gu...
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JP4718083B2 |
Superabsorbent polymers having a slow rate of absorption, and a process for their preparation. The superabsorbent polymer has a slow rate of absorption, is crosslinked with a covalent crosslinking agent and the metal of a polyvalent meta...
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JP4701180B2 |
An absorbent structure devoid of capillary obstruction (gel blocking) is formed by applying one or more superabsorbent polymer precursor compositions to a substrate at a plurality of predetermined, controlled spaced apart locations using...
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JP4674067B2 |
To obtain a water dispersion of a modified starch-containing resin, which has excellent storage stability and yet form a coating film having excellent performances such as drying properties, finishing properties, water resistance, etc. T...
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JP4670001B2 |
A process for emulsion graft polymerization of a polymeric substrate, which comprises a step of activating a polymeric substrate, and a step of contacting the activated polymeric substrate with an emulsion comprising a surfactant, water,...
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JP4650605B2 |
A cationic graft-copolymer for a non-viral gene delivery vector comprising a unit derived from a cationic derivative of a water-soluble linear polymers having a hydroxyl groups, namely, a cationic polysaccharide of the following formula ...
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JP2010540761A |
Aqueous polymer dispersions based on copolymers of vinyl aromatics and conjugated aliphatic dienes having a mean particle size of from 80 to 150 nm, obtained by free radical emulsion copolymerization of (a) from 19.9 to 80 parts by weigh...
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JP4581341B2 |
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JP2010246563A |
To obtain a non-viral vector for delivering a deoxyribonucleic acid (DNA), ribonucleic acid (RNA) into cells by preparing a latex solution without a surfactant by polymerizing an olefin compound in water using a cationic derivative of a ...
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JP2010215921A |
To provide an inclusion complex of an unsaturated monomer and its polymer and a preparation method for them.This invention describes a water soluble homopolymer made by polymerizing a monomer containing plural unsaturated bonds. These mo...
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JP2010179208A |
To provide a metal adsorbent capable of selectively recovering useful metal by effectively making use of biomass waste.The metal adsorbent includes an acetylated chitosan derivative comprised of acetylated chitosan, a graft chain formed ...
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JP4527878B2 |
Disclosed herein are starch stabilized polymeric emulsions. Persulfate salts degrade starch to give it suitable characteristics, and then also, essentially simultaneously, initiate polymerization with monomers. This permits a single reac...
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JP2010177060A |
To provide a binder composition for a negative electrode of a lithium ion secondary battery for uniformly dispersing a negative electrode active material into slurry when creating a negative electrode thin film and inducing high connecti...
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JP4512488B2 |
A superabsorbent starch graft copolymer product having particle sizes useful in granule applicators for application to agricultural fields. Starch graft copolymers applied to field crops provide excellent anti-crusting properties, increa...
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JP4489957B2 |
A hydrophilic, highly swellable hydrogel based on (co)polymerized monomers or based on graft (co)polymers and prepared bya) free-radically (co)polymerizing one-or more hydrophilic monomers or graft (co)polymerizing one or more hydrophili...
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JP2010083995A |
To provide a graft polymerization substance as a stable water suspension with flowability by graft-polymerizing a reactive monomer with a polysaccharide and/or its derivative.In the method of manufacturing the graft polymerization substa...
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JP2010083996A |
To smoothly progress graft polymerization and to recovery the produced graft polymerization substance by solid/liquid separation in manufacturing the graft polymerization substance by a pre-irradiation method.In the method, the graft pol...
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JP4431873B2 |
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JP2010504385A |
Particles which can be obtained by aqueous emulsion polymerization of ethylenically unsaturated monomers M in the presence of polymer additives and of seed latexes, in which the monomers M comprise largely water-insoluble monomers M1 and...
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JP2010001392A |
To provide an anion exchanger having sufficient ion exchange quantity and a high adsorption rate.This method for producing the anion exchanger includes a process for irradiating a polymer base material, which comprises a repeating struct...
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JP2010001393A |
To provide a granular anion exchanger having sufficient ion exchange quantity, mechanical strength and chemical stability, and exhibiting a high adsorption rate of ionic species.In this granular anion exchanger, a substituent having a st...
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JP4376468B2 |
The invention relates to a starch-based polymer dispersion, which contains a copolymer of starch with monomers. The invention also relates to a process for the preparation of said dispersion and its use as a surface sizing additive for p...
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JP2009263417A |
To provide a rubber composition that develops sufficient durability and stiffness by enhancing an affinity, dispersive properties and reinforcing properties of a reinforcing material composed of cellulosic fibers for a rubber component, ...
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JP4352592B2 |
Disclosed is a cellulose ester film comprising a polymer prepared by polymerizing at least one ethylenically unsaturated monomer selected from vinyl esters, vinyl esters having a functional group, acrylic esters, and acrylic esters havin...
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JP2009227876A |
To provide a thermoplastic resin composition having excellent moldability, heat resistance, and transparency, and containing a cellulose derivative, and to provide a molded article comprising the same.The thermoplastic resin composition ...
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JP4334759B2 |
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JP2009533519A |
The invention features grafted polymer systems for use in medical devices and/or for the delivery of active agents. The grafted polymers include at least one transport moiety, a linear backbone segment, and a pendant segment.
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JP2009203401A |
To provide a low-cost biomass nanofiber-reinforced ultraviolet curable aqueous paint which yields a coating film excellent in physical properties and adhesion, has a wide range of application and is excellent in environmental adaptation....
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JP4326329B2 |
The invention relates to a method for the production of grafted copolymers with a skeleton formed from starch or the derivatives thereof. Production occurs by means of tert-alkylazocyanocarboxylic acid esters of starch which are coupled ...
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JP2009102637A |
To provide active water-compatible energy curable compositions which do not contain photoinitiator, cause unpleasant odors upon curing or cause yellowing, or exude materials from the cured film upon contact with water or solvent.Provided...
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JP2009091484A |
To provide resin moldings comprising a micronized cellulose fiber and a thermoplastic resin and excellent in fluidity, and to provide car body components.The resin molding which comprises a thermoplastic resin and a filler comprising a c...
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JP2009091434A |
To provide a polymerizable composition for interlayers, giving a transparent laminate having excellent transparency and effectively shielding various vibration and noise such as impact noise and low-frequency noise, and an interlayer and...
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