| Patent Number |
Title Of Patent |
Date Issued |
| 4839219 |
Thin film and device having the same |
June 13, 1989 |
| A thin film comprising a polymer having linear recurring units wherein an organic group R.sup.1 is combined alternately with an organic group R.sup.2 through a bivalent bonding group, wherein each of said group R.sup.1 and said group R.sup.2 has a valence of at least 2 and has at lea |
| 4837343 |
Optically active .beta.-amino acid derivatives and their salts, and processes for producing the |
June 6, 1989 |
| Optically active .beta.-amino acid derivatives and their salts of the following formula: ##STR1## wherein COOR.sup.1 is an esterified or unesterified carboxyl group; R.sup.2 is hydrogen or a C.sub.1-10 acyl or esterified carboxyl group and processes for producing the same. These |
| 4837274 |
Curable composition |
June 6, 1989 |
| A curable composition comprising (A) an organic polymer containing at least one reactive silicon functional group crosslinkable to produce an elastomer by the formation of a siloxane bond in its molecule and (B) an organic silicon compound having a molecular weight of not less than 140 |
| 4834951 |
Common separation of contaminating elements from electrolyte solutions of valuable metals |
May 30, 1989 |
| A process for the common or simultaneous separation of arsenic, antimony, bismuth and iron from electrolyte solutions of valuable metals by solvent extraction and subsequent recovery of the contaminating elements, which process is characterized in that aqueous mineral-acidic electrolyte |
| 4834746 |
Artificial vessel and process for preparing the same |
May 30, 1989 |
| An artificial vessel made of an elastomer having a network structure over the entire thickness of the vessel wall with small pores having a maximum diameter of from 1 to 100 .mu.m which communicate between the inner surface and the outer surface, and having a porosity of 75 to 87.5% by |
| 4832772 |
Method for surface treatment of film |
May 23, 1989 |
| There is provided a method for plastic film surface treatment for improving printability and adhesion properties which comprises feeding a plastic film and a wiping web in the opposite direction to each other in a ratio of the film running speed to the wiping web running speed being 1/1 |
| 4830798 |
Process for production of foamed articles in mold of polypropylene resins |
May 16, 1989 |
| The present invention provides that, in a process for production of foamed articles of a polyproplene resin which comprises compressing pre-expanded beads of propylene resins under a gaseous pressure, filling a mold capable of closing but incapable of sealing with the compressed beads, t |
| 4826904 |
Coating composition |
May 2, 1989 |
| A coating composition comprising:(A) 100 parts by weight of a vinyl polymer having on the main polymer chain end or a side chain thereof at least one silyl group containing a silicon atom to which a hydrolyzable group is linked, per one polymer molecule, the main chain of the vinyl polym |
| 4825806 |
Film forming apparatus |
May 2, 1989 |
| A process for forming a film, characterized in that, in forming a film by glow discharge decomposition, one or more electrode pair rows each consisting of a plurality of high frequency electrode pairs are arranged in a line and in parallel and substrates are arranged on both sides of |
| 4822853 |
Amphiphilic polyimide precursor containing c12-c30 hydrophobic groups and langmuir-blodgett film |
April 18, 1989 |
| An amphiphilic polyimide precursor having at least 70% by mole of the recurring unit of the formula (1): ##STR1## wherein R.sup.1 is a tetravalent group having at least 2 carbon atoms, R.sup.2 is a bivalent group having at least 2 carbon atoms, and R.sup.3, R.sup.4, R.sup.5 and R |
| 4814506 |
Process for preparing 3 halogeno-2-hydroxypropyltrimethylammonium halide |
March 21, 1989 |
| A process for preparing 3-halogeno-2-hydroxy-propyltrimethylammonium halide or especially one having the (S)-configuration, which comprises reacting 2,3-dihydroxypropyltrimethylammonium halide or one having the (S)-configuration, which is obtained by reacting (R)-3-halogeno-1,2-propa |
| 4814077 |
Lipoprotein adsorbent and apparatus for removing lipoproteins using the same |
March 21, 1989 |
| An adsorbent for lipoproteins which is a water-insoluble matrix having, on at least a part of the surface thereof, a group of the formula --NR.sup.1 R.sup.2 wherein R.sup.1 is hydrogen, methyl group or ethyl group; R.sup.2 is an atomic group having an aromatic ring satisfying that the va |
| 4812406 |
Process for preparing optically active hydantoins |
March 14, 1989 |
| A process for preparing optically active hydantoins having the general formula (II): ##STR1## wherein R.sup.1 and R.sup.2, which are different from each other, are independently alkyl group, aralkyl group, aryl group, substituted alkyl group, substituted aralkyl group, or substit |
| 4810808 |
Process for preparing polyglycidyl compounds |
March 7, 1989 |
| A process for preparing a polyglycidyl compound in which an aromatic hydroxycarboxylic acid having phenolic hydroxyl group is reacted with an epihalohydrin in the presence of a phase transfer catalyst and the dehydrohalogenation is then conducted by acting an aqueous alkali solution |
| 4810767 |
Curable copolymer and process for preparation thereof |
March 7, 1989 |
| A curable copolymer having a number average molecular weight of 1,000 to 100,000, and having the formula (1): ##STR1## and a process for the preparation of the curable copolymer (1). The curable copolymer of the present invention has excellent flexibility, solvent resistance and |
| 4810440 |
Process for pre-expanding thermoplastic resin particles |
March 7, 1989 |
| In a process for pre-expanding thermoplastic resin particles which comprises releasing into a low pressure zone a mixture of water and thermoplastic resin particles containing a volatile blowing agent, the mixture being maintained at an elevated temperature under pressure in a pressu |
| 4808468 |
Polyimide film and its manufacturing method |
February 28, 1989 |
| The present invention provides a polyimide film whose residual content of volatiles is reduced to not more than 0.45 weight % on the basis of the film, and further a polyimide film whose residual content of volatiles is reduced to not more than 0.45 weight % on the basis of the film and |
| 4805650 |
Apparatus for cleaning a tank-like vessel |
February 21, 1989 |
| An apparatus for cleaning a tank-like vessel comprising(a) a supporting arm attached to a fixing plate, which can perpendicularly extend downward,(b) a folding arm of which base portion is rotatably attached to the lower end of the supporting arm, a position of the folding arm being changeab |
| 4803115 |
Glass fiber-reinforced electrical laminates and a continuous production method therefor |
February 7, 1989 |
| There is provided an electrical laminate comprising a cured assemblage of a plurality of glass fiber type substrates impregnated with a curable resin composition containing (a) a halogenated bisphenol type unsaturated polyester resin and (b) an epoxy acrylate resin which may optionally b |
| 4801658 |
Curable resin and process for preparing the same |
January 31, 1989 |
| A curable resin comprising units of at least one prepolymer selected from the group consisting of a prepolymer (C) and a prepolymer (F); the prepolymer (C) having the formula (I): ##STR1## and the prepolymer (F) having the formula (III): ##STR2## The curable resin has the exc |
| 4801420 |
Process for forming a film |
January 31, 1989 |
| A process for forming a built-up film with logic polymers whose film inherently cannot be readily obtained by LB technique comprises modifying the high polymers, and if required, further cyclizing the product partially or wholly. The produced thin films have extremely excellent heat |
| 4797527 |
Electrode for electric discharge machining and method for producing the same |
January 10, 1989 |
| An electrode for electric discharge machining wherein at least a part of the surface of the electrode is coated with a non-single crystalline insulator to prevent undesirable electric discharge between the electrode and a workpiece. The electrode may also have a coating of a buffer m |
| 4797330 |
Perpendicular magnetic storage medium |
January 10, 1989 |
| A perpendicular magnetic storage medium comprising a substrate and a perpendicular magnetic anisotropic film formed on the substrate, characterized in that the perpendicular magnetic anisotropic film is a film of a sub-oxide of a metal having a composition described by a general form |
| 4795800 |
Scale deposition preventing agent |
January 3, 1989 |
| A process for preparing a scale deposition preventing agent of a quinone-amine compound suitable for use in a polymerization of acrylic or methacrylic acid ester monomers, which comprises (A) subjecting an aromatic quinone and an aromatic diamine to addition reaction in a solvent hav |
| 4792490 |
Compacted agglomerates of polymer latex particles |
December 20, 1988 |
| The present invention provides polymer latex grains having latex particles which compose each coagulated grain compacted therein in the state of not being mutually fused; said grains are obtained by the following steps of (A)-(E):(A) into a polymer latex manufactured by emulsion polymeri |
| 4791198 |
Beta-lactam compound and preparation thereof |
December 13, 1988 |
| The present invention relates to .beta.-lactam compound having the formula (I): ##STR1## wherein R.sup.1 is a trialkylsilyl group, dimethyl-1,1,2-trimethylpropylsilyl group, acetyl group, benzyloxycarbonyl group, O-nitrobenzyloxycarbonyl group, p-nitrobenzyloxycarbonyl group or |
| 4789710 |
Process for preparation of a room-temperature curable resin |
December 6, 1988 |
| A process for the preparation of a room-temperature curable resin comprises reacting a compound (A) containing at least two acryloyl groups and/or methacryloyl groups in a molecule, and having from 100 to 100,000 of number-average molecular weight, with an aminosilane compound (B) re |
| 4788093 |
Pile composition having expanded fibers |
November 29, 1988 |
| The present invention provides pile compositions comprising 2% by weight or more of porous expanded fibers with expansion ratio 3% or higher as fibers composing the pile part. This invention enables providing pile compositions which give excellent animal hair like feeling and external |
| 4786851 |
Battery charger |
November 22, 1988 |
| This invention relates to a battery charger which supplementally charges a secondary battery such as a battery and so forth in an automobile with use of a solar cell in which a diffusion-blocking layer is formed between a semiconductor and a reverse electrode for the purpose of preventin |
| 4786663 |
Flame retardant resin compositions |
November 22, 1988 |
| The present invention provides flame retardant resin compositions containing thermoplastic polyesters, organic halides and sodium antimonate, characterized in that the sodium antimonate has a ratio of the peak intensity of X-ray diffraction from face distances d of 5.25.about.5.35 (. |
| 4785023 |
Pellets of chlorinated vinyl chloride resin composition, pre-expanded particles and process for |
November 15, 1988 |
| Pellets of a chlorinated vinyl chloride resin composition comprising inorganic materials, a solvent and a blowing agent; a pre-expanded particle of a chlorinated vinyl chloride resin comprising inorganic materials and a solvent and a process for preparing the pre-expanded particle of |
| 4783368 |
High heat conductive insulated substrate and method of manufacturing the same |
November 8, 1988 |
| An insulated substrate having high thermal conductivity comprising a substrate having a thermal conductivity of not less than 50 W/m.k., and an insulating layer having high thermal conductivity coated on the substrate; and a method of producing the insulated substrate characterized in th |
| 4783294 |
Process for preparing foamed article of vinyl chloride resin containing a large amount of inorga |
November 8, 1988 |
| A process for preparing a foamed article of a vinyl chloride resin containing a large amount of inorganic particles, which comprises the steps of preparing a foamable composition of the resin, the inorganic particles and a blowing agent, filling a closable mold with the composition, |
| 4778829 |
Process for preparing pre-expanded particles of thermoplastic resin |
October 18, 1988 |
| A process for preparing pre-expanded particles of a thermoplastic resin, which comprises heating an aqueous dispersion of thermoplastic resin particles containing a volatile blowing agent to a high temperature under pressure in a pressure vessel, and releasing the dispersion into an |
| 4774372 |
Method for producing dichloroethane |
September 27, 1988 |
| A method for producing dichloroethane (EDC) from ethylene and chlorine in high selectivity, yield and efficiency and in high safety wherein the unreacted ethylene and oxygen included in an exhaust gas discharged from a reactor are prevented from forming an explosive gas mixture by diluti |
| 4773942 |
Flexible photovoltaic device |
September 27, 1988 |
| A flexible photovoltaic device includes a flexible substrate and a photovoltaic device body. The flexible substrate is a metal foil or film provided with an electric insulating layer of a material having an electric conductivity of not more than 10.sup.-7 (.OMEGA..multidot.cm.).sup.- |
| 4772637 |
Pellets of chlorinated vinyl chloride resin composition, pre-expanded particles and process for |
September 20, 1988 |
| Pellets of a chlorinated vinyl chloride resin composition comprising inorganic materials, a solvent and a blowing agent; a pre-expanded particle of a chlorinated vinyl chloride resin comprising inorganic materials and a solvent and a process for preparing the pre-expanded particle of |
| 4771114 |
Process for producing vinyl chlorine resin with nonionic surfactant and reflux condenser |
September 13, 1988 |
| The present invention provides a process for producing vinyl chloride resin in suspension polymerization of vinyl chloride monomer by the use of a polymerization reactor equipped with a reflux condenser wherein a nonionic surface active agent having a HLB value of 6-14 is added upon init |
| 4767803 |
Method of producing coagulated colloidal particles |
August 30, 1988 |
| Disclosed is a method of producing coagulated colloidal particles with close-packed structure which comprises;(A) adding a coagulant to aqueous colloidal particles at a temperature lower than softening temperature of the colloidal particles under such conditions that said coagulant will |
| 4766156 |
Pellets of chlorinated vinyl chloride resin composition, pre-expanded particles and process for |
August 23, 1988 |
| Pellets of a chlorinated vinyl chloride resin composition comprising inorganic materials, a solvent and a blowing agent; a pre-expanded particle of a chlorinated vinyl chloride resin comprising inorganic materials and a solvent and a process for preparing the pre-expanded particle of |
| 4765845 |
Heat-resistant thin film photoelectric converter |
August 23, 1988 |
| A heat-resistant thin film photoelectric converter, comprising a semiconductor layer, a front transparent electrode, a rear metal electrode, and a diffusion-blocking layer, said diffusion-blocking layer being provided between the semiconductor layer and the rear metal electrode and b |
| 4761463 |
Thermoplastic resin composition having a matte appearance |
August 2, 1988 |
| A thermoplastic resin composition having a matte appearance comprising:(A) 80-5 parts by weight of a graft copolymer obtained by grafting 40-95 parts by weight of diene rubber with 60-5 parts by weight of vinyl compounds consisting of0.1-40 weight % of at least one glycidyl ester of an .alph |
| 4761431 |
Pre-expanded particles of propylene resin |
August 2, 1988 |
| A pre-expanded particle of a propylene resin having two melting temperatures as determined by DSC, the heat of fusion for the peak based on the higher melting temperature being 0.5 to 2.3 cal/g. By using the pre-expanded particles of the propylene resin of the invention, foamed artic |
| 4760162 |
Inorganic acid salt of N-(1(S)-ethoxycarbonyl-3-phenylpropyl)-L-alanylchloride and process for |
July 26, 1988 |
| An inorganic acid salt of N-[1(S)-ethyoxycarbonyl-3-phenylpropyl]-L-alanylchloride having the formula (I): ##STR1## A process for preparing an inorganic acid salt of N-[1(S)-ethoxycarbonyl-3-phenylpropyl]-L-alanylchloride having the formula (I) ##STR2## which comprise |
| 4755424 |
Polyimide film having improved adhesive properties |
July 5, 1988 |
| A polyimide film produced by forming a film from a raw material incorporated with a finely divided inorganic powder that forms minute projections on the film surface and subsequently subjecting the film to corona discharge treatment. According to this invention, it is possible to obt |
| 4754254 |
Temperature detector |
June 28, 1988 |
| A temperature detector having a semiconductor layer which is a p-type or n-type semiconductor doped by addition of an impurity. The semi- semiconductor is completely amorphous, or substantially amorphous with the inclusion of microcrystals. The temperature detector has good sensitivity |
| 4748191 |
Process for preparing pre-expanded particles of thermoplastic resin |
May 31, 1988 |
| In a process for preparing pre-expanded particles of a thermoplastic resin which comprises releasing into a low pressure zone an aqueous dispersion of thermoplastic resin particles containing a volatile blowing agent, the dispersion being maintained at an elevated temperature under press |
| 4746706 |
Polyolefin particles and process for preparing the same |
May 24, 1988 |
| Polyolefin particles having a halogenated surface region, which are prepared by irradiating ultraviolet rays to an aqueous dispersion of polyolefin particles in the presence of a halogen gas. The polyolefin particles having a halogenated surface region have an improved property of re |
| 4745066 |
Method for producing optically active glycol derivatives |
May 17, 1988 |
| A method for producing optically active glycol derivatives by biochemical resolution which comprises contacting a racemic ester of the general formula 1 ##STR1## (wherein R.sub.1 is an aliphatic hydrocarbon group of 1 to 16 carbon atoms, R.sub.2 is an aliphatic hydrocarbon group |
| 4744899 |
Sterilization of adsorbent and column having improved storability including sterilized adsorbent |
May 17, 1988 |
| A process for steam-sterilizing an adsorbent for use in extracorporeal circulation treatment comprising a water-insoluble support and a sulfated polysaccharide immobilized on the support, characterized by sterilizing the adsorbent in an aqueous medium maintainted at pH 5 to 9, whereby th |
