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Kuraray Co., Ltd. Patents
Assignee:
Kuraray Co., Ltd.
Address:
Kurashiki, JP
No. of patents:
878
Patents:


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Patent Number Title Of Patent Date Issued
4612384 Phosphate monoester adhesive composition September 16, 1986
An adhesive composition comprises 100 parts by weight of a polymerizable monomer comprising (a) 1.5 to 50 parts by weight of a compound represented by general formula I or II: ##STR1## where R.sub.1 and R.sub.1 ' each stand for hydrogen or a methyl group, R.sub.2 stands for a div
4608286 Gas barrier multilayer packaging material having excellent flexing endurance August 26, 1986
A gas barrier multilayer packaging material having excellent flexing endurance, which comprises a thin layer of a saponified product of an ethylene-vinyl acetate copolymer as an intermediate layer and linear low-density polyethylene layers as inner and outer layers. This packaging ma
4603208 Certain polyprenyl intermediates July 29, 1986
Novel polyprenyl compounds have the general formula: ##STR1## represents a cis-isoprene unit, n is an integer of 11-19, Z.sup.1 is --CH.sub.2 OH or a functional precursor thereof, and either one of R.sup.1 and R.sup.2 is a hydrogen atom and the other is --S(O).sub.m R.sup.3 in wh
4594283 Shoemaking material and production thereof June 10, 1986
There is provided a shoemaking material which comprises a laminate of two webs having different apparent densities. One web has an apparent density lower than 0.4 g/cm.sup.3, and the other web has an apparent density higher than 0.3 g/cm.sup.3, with their difference being greater than 0.
4592887 Method of producing shaped resinous articles June 3, 1986
Liquid curable resins, such as unsaturated polyester resins, unsaturated epoxy resins, polymethyl methacrylates, are cured in a mold, the casting surface of which, is made of a vinyl alcohol-olefin copolymer to produce a shaped resinous article with an improved and even surface gloss.
4592868 11-hydroxypregn-4-en-3-one-20-carbaldehyde and a method for its production June 3, 1986
There is provided the novel compound 11-hydroxypregn-4-en-3-one-20-carbaldehyde, as well as a microbial method for production of the same. This novel compound is of value as a starting material for antiinflammatory corticoids such as hydrocortisone, cortisone, prednisolone and predni
4576988 Saponified products of silicon-containing ethylene-vinyl acetate copolymer as melt molding mater March 18, 1986
A melt molding material which comprises a saponified product of a silicon-containing ethylene-vinyl acetate copolymer. When this melt molding material is formed into a sheet, said sheet is excellent in extensibility and thus suitable for deep forming. The decrease in gas barrier prop
4574139 Polymer having a fluorine-containing end group and production of the same March 4, 1986
A polymer having a fluorine-containing end group which is produced by polymerizing a monomer capable of radical polymerization in the presence of a fluorine-containing thiol; a vinyl ester polymer having a fluorine-containing end group which is produced by polymerizing vinyl ester in
4568444 Chemical substance measuring apparatus February 4, 1986
An apparatus for measuring the quantities of chemical substances contained in a solution to be assayed by using a chemical-substance sensitive sensor consists of a potentiometric electrode which responds selectively to chemical substances, and a liquid-junction type reference electrode
4567221 Water resistant compositions January 28, 1986
Water-resistant compositions which comprise a modified polyvinyl alcohol having a silyl group in the molecule and an organic substance, useful as compositions for treating inorganic materials and defogging compositions.
4565854 Polymer having thiol end group January 21, 1986
The present invention relates to a polymer having a thiol group at one end of the molecule, which is obtained by subjecting the monomers capable of radical polymerization to radical polymerization in the presence of a thiolcarboxylic acid and then treating the resulting polymer with an
4564477 Polyprenyl compounds and method of producing the same January 14, 1986
There are provided polyprenyl compounds of the formula ##STR1## wherein ##STR2## represent a trans-isoprene unit and a cis-isoprene unit, respectively, n is an integer of 11-19, Z.sup.1 and Z.sup.2 combinedly represent .dbd.O, .dbd.CH--COOH,.dbd.CH--COOR.sup.1, .dbd.CH--CN, .
4563394 Shaped article of synthetic resin having improved surface January 7, 1986
A shaped article of a synthetic resin having an improved surface such as a surface showing excellent water repellency and oil repellency which comprises a synthetic resin having hydroxy groups at least one surface of which being treated with an oligomer of a fluoroalkylene oxide represen
4560715 Mica flake mass and resin composition with the same incorporated therein December 24, 1985
Incorporation in a thermoplastic resin of a mass of mica flakes having a median shape factor of not less than 0.76, an average particle size of not more than 2,000 .mu.m and an average aspect ratio of not less than 10 followed by molding gives moldings which are high not only in mechanic
4559034 Line for use in body fluid treatment December 17, 1985
A method for treating blood uses a tubular body fluid passageway member at least part of which is made of a flexible material, an outer tubular member which is made of a nonflexible material and contains said tubular body fluid passageway member hermetically enclosed therein, a pressure
4551518 Process for production of polyurethane November 5, 1985
A novel process for production of polyurethane having excellent hydrolysis resistance, heat resistance, low-temperature characteristics and no tendency of crystallization and capability of making high solid content solution, which is obtained from a polymerized polyol having two or more
4551256 Slurry excavating method November 5, 1985
A slurry excavating method for excavating the ground or drilling a hole using excavating slurry containing a powder of water absorbing resin. This method makes it easy to prevent the slurry from flowing into gaps in the ground or cracks in fractured shale layer or fissile layer while
4539382 Adhesive composition September 3, 1985
An adhesive composition comprises 100 parts by weight of a polymerizable monomer comprising (a) 1.5 to 100 parts by weight of a compound represented by general formula I or II: ##STR1## where R.sub.1 and R.sub.1 ' each stand for hydrogen or a methyl group, R.sub.2 stands for a di
4537997 Process for treating hydroformylation catalyst August 27, 1985
In a process for producing an aldehyde by hydroformylating allyl alcohol with carbon monoxide and hydrogen gas in the presence of a catalyst comprising a rhodium compound and a tertiary phosphine in an organic solvent and separating the resulting aldehyde with water extraction from t
4537940 Adhesive compositions August 27, 1985
This invention provides an adhesive composition which comprises 1 part by weight of (a) a compound of the general formula: ##STR1## wherein R.sub.1 represents H, a hydrocarbon group of 1-6 carbon atoms optionally containing halogen, COOR', wherein R' represents a hydrocarbon grou
4532258 Certain cyclopropane carboxylic acid esters and their pesticidal use July 30, 1985
Novel pesticidal compositions are comprised of a 2,2-dimethyl-3-(substituted ethyl)cyclopropanecarboxylic acid ester as the active ingredient, said cyclopropanecarboxylate having the structural formula: ##STR1## wherein X, Y and Z are the same or different and at least two of sam
4525493 Highly water-resistant adhesive June 25, 1985
An adhesive which comprises (a) 1 part by weight of a compound represented by the formula ##STR1## (where R.sub.1 and R.sub.1 ' denote H or a methyl group,X.sub.1, X.sub.1 ', X.sub.2, and X.sub.2 ' denote O, S, or NR.sub..alpha. [where R.sub..alpha. is H or a C.sub.1-6 alkyl group],m
4524042 Process for producing hydraulically setting extruding materials June 18, 1985
In a process for producing fiber-reinforced hydraulically setting extruding materials, the process which comprises, not adding the reinforcing fiber in the form of single fibers to the starting materials, but employing it as collected yarns by collecting the single fibers with a collecti
4523024 3,4-Dihydro-2H-benzopyran derivatives, a method of producing them, a method of using them as sta June 11, 1985
There is provided a class of novel 3,4-dihydro-2H-benzopyran derivatives which either have excellent inhibitory activity against unfavorable effects of heat, light and oxidative factors or are of use as precursors of compounds having such activity, and methods for producing these der
4522873 Fibrous structure having roughened surface June 11, 1985
A fibrous structure having a roughened surface and a process for producing the same are disclosed. Upon dying, the fibrous structure is greatly improved in color depth. In addition, it gives one a more scrooping feeling than silk does.The fibrous structure has surface irregularities whos
4521417 Geranylgeranylacetamide compounds having a piperazine ring, salts thereof, pharmaceutical compos June 4, 1985
A geranylgeranylacetamide compound having a piperazine ring represented by the following formula (I) ##STR1## wherein R represents a member selected from the class consisting of a hydrogen atom, C.sub.1 -C.sub.5 alkyl groups which are unsubstituted or mono-substituted by a haloge
4521242 Substituted phenyl carbamates, herbicidal compositions containing the same as active ingredient June 4, 1985
There are provided novel substituted phenyl (thiono)carbamates capable of effectively controlling broad-leaved annual weeds and annual weeds belonging to the families Gramineae and Cyperaceae such as wild Echinochloa species, monochoria, toothcup and umbrella plant, herbicidal compos
4520102 Microbial process for producing 12.alpha.-hydroxypregna-1,4-dien-3-one-20.alpha.-carboxylic acid May 28, 1985
A microbial process for producing 12.alpha.-hydroxypregna-1,4-dien-3-one-20.alpha.-carboxylic acid or a salt thereof which comprises cultivating a microbe of the species Pseudomonas arvilla or the genus Alcaligenes, e.g. Alcaligenes faecalis, which is capable of producing 12.alph
4515930 Highly water-resistant adhesive May 7, 1985
An adhesive which comprises (a) 1 part by weight of a polymerizable monomer represented by the formula ##STR1## (where R.sub.1 denotes H or CH.sub.3 ; R.sub.a denotes a C.sub.6-40 organic residue having a valence of m+1; X.sub.1 and X.sub.2 denote O, S, or NR' [where R' denotes H
4515854 Entangled fibrous mat having good elasticity and methods for the production thereof May 7, 1985
An entangled fibrous mat comprising an elastic polymer fiber A and a nonelastic polymer fiber B, said fiber A having voids therein and being in a taut condition within the mat; while said fiber B is in a slack condition and is highly elastic and flexible, rich in fullness, and firm-b
4515852 Leather-like sheet material having low slip characteristics May 7, 1985
A leather-like sheet material having low slip characteristics comprising:a sheet material having a fibrous substrate and a surface layer consisting of a polymer mainly composed of polyurethane elastomer, andan acryl-modified polyurethane resin spread on the said surface,whereby the sheet materia
4514459 Woven fabric having a velvety appearance April 30, 1985
The invention relates to a woven fabric and more particularly to a woven fabric having a velvety appearance. At least either warp yarns or weft yarns in the fabric comprise conjugate fibers having a cross sectional configuration such that the flatness is 3.5-15.0. Conjugate fibers re
4504531 Polyester, adhesives comprising the same, and laminates and laminated hollow vessels made thereo March 12, 1985
An aluminum atom- and monocarboxylic acid residue-containing polyester is provided. Using the polyester as an adhesive or a base, laminates and laminated hollow vessels which comprise, as the constituent elements, the polyester and an ethylene-vinyl alcohol copolymer can be produced. The
4500727 Process for producing methyl lactate February 19, 1985
A process for producing methyl lactate by (I) hydroformylating vinyl acetate or vinyl propionate with a gaseous mixture of hydrogen and carbon monoxide in an organic solvent in the presence of a substantially water-insoluble rhodium complex and a tri-substituted phosphine to form .al
4499251 Adhesive compositions February 12, 1985
This invention provides an adhesive composition which comprises 1 part by weight of (a) a compound of the general formula: ##STR1## wherein R.sub.1 represents H, a hydrocarbon group of 1-6 carbon atoms optionally containing halogen, COOR' wherein R' represents a hydrocarbon group
4496714 Polyester, adhesives comprising the same, and laminates and laminated hollow vessels made thereo January 29, 1985
An aluminum atom- and monocarboxylic acid residue-containing polyester is provided. Using the polyester as an adhesive or a base, laminates and laminated hollow vessels which comprise, as the constituent elements, the polyester and an ethylene-vinyl alcohol copolymer can be produced. The
4492783 Binder for obtaining a ceramic molded green body January 8, 1985
A binder for obtaining a ceramic molded green body which comprises a modified polyvinyl alcohol having either (A) a hydrophobic group having a hydrocarbyl group of 4 or more carbon atoms or (A) plus (B) an ionic hydrophilic group in the side chain.
4492531 Apparatus for producing a controlled pulsed liquid flow January 8, 1985
An apparatus designed for supplying liquid by means of a roller pump into a membrane module having membranes provided therein in such a way that liquid is introduced in pulsed state into the membrane module by periodically opening and closing a flow path by means of a valve disposed
4491465 Substituted phenyl (thiono)carbamates, herbicidal compositions containing the same as active ing January 1, 1985
There are provided novel substituted phenyl (thiono)carbamates capable of effectively controlling broad-leaved annual weeds and annual weeds belonging to the families Gramineae and Cyperaceae such as wild Echinochloa species, monochoria, toothcup and umbrella plant, herbicidal compos
4485225 Method for continuous copolymerization of ethylene and vinyl acetate November 27, 1984
The invention provides a method of continuously copolymerizing ethylene and vinyl acetate in a solvent in the presence of a radical initiator without causing gel formation.
4474907 Fiber-reinforced hydraulically setting materials October 2, 1984
Polyvinyl alcohol synthetic fibers are used as reinforcing materials for hydraulically setting materials, and by selecting the aspect ratio of the polyvinyl alcohol fiber and the dispersing agent for said fiber, adequate dispersion is made possible even with the fiber of 2 denier or less
4474183 Gas sensor October 2, 1984
A gas sensor with its photosensitivity allayed in which a hydrogen ion sensitive FET transducer having the structure of a gate-insulated field effect transistor and an Ag-AgCl reference electrode are housed inside a flexible tube in such a way that the gate part of said FET transducer an
4472303 Blood purification method September 18, 1984
Treatment of the blood by means of a blood purification device comprising packed, substantially spherical, smooth-surfaced, porous granules having at least 0.1 .mu.mole/m.sup.2 of the silanol group on the surface thereof, a blood inlet and a blood outlet scarcely causes decrease in leuko
4468521 Method of producing gamma-halogeno-delta unsaturated carboxylic acid esters August 28, 1984
Novel .gamma.-lactone derivatives are provided. These lactone derivatives, when reacted with hydrogen halide in alcohol, yield .gamma.-halogeno-.delta.-unsaturated carboxylic acid esters. This ring-opening process is useful for the purpose of increasing the yield of pyrethrin analogs
4465873 Process for obtaining butanediols August 14, 1984
A process is disclosed for obtaining butanediols by distilling the same from an aqueous solution obtained by hydrogenation, carried out in the presence of a nickel catalyst, of a hydroformylated allyl alcohol. The invention process is characterized in that 2-methyl-1,3-propanediol, 1
4458090 Method of producing cyclopropanecarboxylic acids and esters July 3, 1984
Novel .gamma.-lactone derivatives are provided. These lactone derivatives, when reacted with hydrogen halide in alcohol, yield .gamma.-halogeno-.delta.-unsaturated carboxylic acid esters. This ring-opening process is useful for the purpose of increasing the yield of pyrethrin analogs
4451534 Synthetic fibers imparted with an irregular surface and a process for their production May 29, 1984
A surface-modified synthetic fiber is provided by plasma irradiating a synthetic fiber containing fine particles. Recesses and projections are formed on the surface of the fiber. The recesses are formed by being etched with plasma in the portion not shielded by the fine particles; the
4446281 Modified cis-1,4-polyisoprene rubber, a process for manufacturing the same, and a composition co May 1, 1984
Modified cis-1,4-polyisoprene rubber obtained by incorporating into cis-1,4-polyisoprene rubber a side chain formed by succinimide residue containing in the N position a hydrocarbon residue having at least one tertiary nitrogen atom. This rubber is excellent in green strength at ordi
4443197 Varnish for protecting a tooth surface April 17, 1984
A varnish for the formation of a coating layer on a tooth surface to protect healthy tooth surface against the erosion by an acid etching solution during tooth restoration which comprises a polymer comprising vinyl chloride and vinyl acetate as the main monomer units dissolved in a d
4436939 Process for producing 1-(p-prenylphenyl)ethanol March 13, 1984
A process for producing 1-(p-prenylphenyl)ethanol, which comprises reacting p-chloroprenylbenzene with magnesium at a temperature between 100.degree. C. and 150.degree. C. to form a Grignard reagent, and then reacting it with acetaldehyde.
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