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JP3194241B2 |
PURPOSE: To obtain modified cellulosic fiber by efficiently and economically subjecting cellulosic fiber to the graft copolymerization in an aqueous solution system. CONSTITUTION: This method for modifying cellulosic fiber is characteriz...
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JP3188526B2 |
PURPOSE: To obtain a graft polymer useful as dry and wet strength agents for paper by carrying out radical polymerization of a monomer containing a specified N-vinylcarboxylamide with a saccharide (derivative) in a prescribed weight rati...
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JP2001146582A |
To obtain an aqueous emulsion adhesive which has a suitable flowability, is excellent in adhesion to plastics and in resistances to thermal creep and water, has high initial adhesive force and adhesive strength, and can be suitably used ...
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JP2001122930A |
To obtain a polymer having a structure in which each ionic groups are respectively aggregated in spite of an amphoteric polymer. This graft copolymer is composed by combining a main chain of an ionic polymer with a side chain of an ionic...
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JP3157408B2 |
PURPOSE: To obtain a water-absorbing resin composition of a low residual monomer content by adding a water-soluble thiol compound represented by a specified formula to a water-containing water-absorbing resin gel obtained by polymerizing...
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JP2001081697A |
To obtain a modifier for paper, suitable as an improver of an interlaminar strength, and an improver of a paper strength such as a burst strength for a multilayered combination paper by formulating a water-soluble polysaccharides at leas...
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JP3138316B2 |
A water-soluble cellulose derivative which is produced by grafting 2-methacryloyloxyethylphosphorylcholine onto water-soluble cellulose and has a structural unit represented by formula (I); and a biocompatible material containing the sam...
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JP2000147258A |
To provide a formed body having selective reflection properties with respect to wavelengths and circularly polarized light. A selectively reflective soln. containing a cellulose deriv. and polymerizable solvent is polymerized to obtain a...
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JP3043461B2 |
Novel alkenylmethylhydroxypropylcellulose ethers have a mean degree of substitution DS by methyl groups of from 1.5 to 2.9, a molar degree of substitution MS by hydroxypropyl groups of from 1.4 to 1.9 and a mean degree of substitution DS...
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JP2000503698A |
Thermoreversible hydrogels comprsing non-ionic, linear copolymers, and methods of their use in electrophoresis, are provided. The subject copolymers comprise polyacrylamide backbones, where a portion of the acrylamide monomeric units com...
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JP3025307B2 |
The present invention relates to hair care compositions containing nonpolar graft thermoplastic elastomeric copolymers and a water insoluble volatile solvent for the copolymer. This invention relates to styling products such as sprays an...
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JP3008071B2 |
PURPOSE: To obtain a practically usable biodegradable resin molding without using a plasticizer by subjecting starch to esterification with an esterifying agent derived from a specific acid and to grafting with a polyvinyl ester and by m...
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JP2997995B2 |
A thermally-decomposable, biodegradable resin composition is dispersed and stabilized in water optionally along with additives to give an aqueous dispersion of the resin composition. In the dispersion, the base polymer consists substanti...
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JPH11322858A |
To provide a liquid-absorbing polymer and an essentially transparent gelatinous product. This liquid-absorbing polymer is produced by saponifying a graft copolymer of a polynitrile such as polyacrylonitrile and a modified starch having a...
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JP2979047B2 |
A high performance absorbent particulate composition and a method of preparation in which a non-colloidal solid filler core is substantially encapsulated within a layer of hydrogel forming polymer is disclosed. Also disclosed are absorbe...
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JPH11240906A |
To obtain an aqueous emulsion polymer exhibiting proper and improved performance characteristic and high disperse stability as a sizing agent and having low foaming tendency. This polymer is obtained by initiating addition polymerization...
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JP2942935B2 |
PCT No. PCT/EP95/04412 Sec. 371 Date Mar. 19, 1997 Sec. 102(e) Date Mar. 19, 1997 PCT Filed Nov. 9, 1995 PCT Pub. No. WO96/15187 PCT Pub. Date May 23, 1996Redispersable polymer powder compositions are provided which contain homopolymers ...
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JP2928785B2 |
PURPOSE: To obtain an additive improving the tensile strength and intralayer strength of paper in its drying, also presenting excellent effect in terms of tear strength. CONSTITUTION: This additive for paper manufacturing contains, as ac...
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JP2909518B2 |
A process is described for the production of an aqueous polymer dispersion by polymerization of ethylenically unsaturated compounds by means of free-radical initiators in the presence of starch and/or starch derivatives and optional furt...
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JP2904801B2 |
An aqueous acrylate polymer dispersion having a total solids content of 30 to 60% by weight polymerising one or more acrylate monomers optionally together with other olefinically unsaturated monomer(s) in the presence of a dextrin at lea...
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JP2901480B2 |
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JPH11505864A |
Water-soluble graft copolymers of monosaccharides, oligosaccharides, polysaccharides and their derivatives are obtained by radically initiated copolymerisation of (A) monomer mixtures of (a) more than 40-100 % by weight of at least one a...
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JP2875018B2 |
A stable aqueous polymeric dispersion comprising a graft copolymer of thinned, gelatinized starch and one or more vinyl grafting monomers, the vinyl monomers including at least 10% by weight 1,3-butadiene is disclosed. Also disclosed are...
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JPH1171417A |
To obtain a fluorinated emulsion polymer by effecting emulsion polymerization in a reaction system containing water, a surfactant, a mixture containing a fluoro monomer, a highly water-soluble nonfluoro monomer and optionally a lowly wat...
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JPH1160644A |
To prepare stimulus-response type biodegradable resin particles show ing characteristics high in stability in use and rapid in decomposition firstly when discarded brought into contact with water or microorganisms in water or in soil aft...
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JP2855307B2 |
Photocurable glycosaminoglycan (GAG) derivatives and crosslinked glycosaminoglycans, which are highly safe and biocompatible, a method of preparing such photocurable GAG derivatives readily moldable by casting using a solvent when desire...
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JP2840999B2 |
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JPH10330433A |
To obtain the subject composition having a high liquid-binding ability and useful as a liquid-absorbing composition for sanitary articles such as diapers by polymerizing a hydrophilic monomer in the presence of a free-radical initiator c...
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JPH10513203A |
Disclosed are optically clear xerogel polymer compositions containing an interpenetrant.
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JP2833245B2 |
PURPOSE: To provide an antiseptic material which is quite stable in wide pH ranges wherein the material comprises a graft polymer capable to form a complex with metal ion having an antiseptic action. CONSTITUTION: A fiber material to be ...
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JP2820320B2 |
PCT No. PCT/EP93/01642 Sec. 371 Date Dec. 29, 1994 Sec. 102(e) Date Dec. 29, 1994 PCT Filed Jun. 26, 1993 PCT Pub. No. WO94/01476 PCT Pub. Date Jan. 20, 1994The present invention relates to water-soluble, acid-groups-containing graft cop...
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JP2817968B2 |
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JP2775562B2 |
PURPOSE: To prepare contact lenses from a copolymer of a polyion complex, obtd. by the matrix polymn. of a cationic deriv. of dextran with an unsatd. acid, and an olefin compd. CONSTITUTION: Contact lenses are prepd. from a copolymer obt...
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JPH1087702A |
To produce a cellulose derivative useful as a biocompatible material by reacting an intermediate of a reaction between an azo compound and cellulose with an alcohol. The object derivative is expressed by formula I [R1 is a 1-20C divalent...
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JP2732535B2 |
Photocurable coating compositions comprising polyfunctional ethylenically unsaturated cellulosic polyesters having an average of at least 1.5 terminal alpha,beta-ethylenic unsaturations per substituted position of anhydroglucose unit of ...
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JP2728757B2 |
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JP2687073B2 |
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JP2687078B2 |
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JP2683715B2 |
PURPOSE: To obtain an electrolyte copolymer latex free from interference problem in the use as an antibody-adsorbing latex diagnostic and useful as an immunoassay material absolutely without using a surfactant by grafting an olefin monom...
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JP2683714B2 |
PURPOSE: To obtain the subject polymer useful as a material having affinity for living body such as contact lens by subjecting a cationic derivative of dextran and an unsaturated acid to matrix polymerization. CONSTITUTION: A cationic de...
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JPH09291103A |
To obtain a cationic starch having a markedly improved retention in a paper layer, markedly improving paper strength, and reducing waste water load on a paper machine by heat-treating starch in the presence of a cationic polymer under sp...
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JPH09278833A |
To obtain a novel cellulose-contg. polymer which is useful for a novel thermoplastic polymer or a thickening agent by graft-polymerizing a specified vinyl monomer onto a water-soluble cellulose ether. This cellulose-contg. polymer is obt...
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JPH09507871A |
PCT No. PCT/EP94/04187 Sec. 371 Date Feb. 28, 1995 Sec. 102(e) Date Feb. 28, 1995 PCT Filed Dec. 16, 1994 PCT Pub. No. WO95/17444 PCT Pub. Date Jun. 29, 1995The present invention relates to water-soluble, acid groups-containing graft cop...
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JP2635076B2 |
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JPH09194676A |
To produce a builder having an excellent chelating capacity, biodegradability and economical profit, to produce it at good efficiency and to obtain a detergent composition containing builder and excellent detergency and friendly to the e...
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JPH09507085A |
PCT No. PCT/EP94/04221 Sec. 371 Date Jun. 24, 1996 Sec. 102(e) Date Jun. 24, 1996 PCT Filed Dec. 19, 1994 PCT Pub. No. WO95/17455 PCT Pub. Date Jun. 29, 1995The present invention relates to cross-linked synthetic polymers based on acryli...
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JP2627912B2 |
PURPOSE:To obtain modified starch useful as an adhesive, binder, sizing agent, coating agent, etc., having water resistance and oil resistance, by subjecting a fluorine atom.-containing (meth)acrylic acid ester to graft copolymerization ...
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JPH09165395A |
To obtain a novel cationic unsaturated saccharide of high purity giving a polymer which is stable under both acidic and alkaline conditions and is useful for cosmetics, ion-exchangers or auxiliary agents for paper in high yield by reacti...
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JP2620180B2 |
PURPOSE: To obtain the subject copolymer useful as an antibody adsorption latex diagnostic and an immunoassay material, not causing obstruction of a surfactant due to absence of soap, by grafting an olefin onto a cationic partial substit...
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JP2617432B2 |
PURPOSE: To obtain an additive for paper making, consisting essentially of a water-soluble high polymer, a water-soluble cation monomer, an α,β-unsaturated dicarboxylic acid and (meth)acrylamide, capable of improving yield of filler an...
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