Patent Briefing

Patent Briefing

EUROPE

• European Patent Application 160,552 (1985) Contrast agents for NMR imaging VESTAR RESEARCH INC. R. C. Gamble and P. G. Schmidt. Paramagnetic ion-encapsulated phospholipid liposomes, useful as contrast agents for NMR imaging, give amplified contrast enhancement and target specificity and have reduced toxicity.
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• European Patent Application 161,606 (1985) Photosensitive substances used as drugs for the treatment of tumors HEALTH RESEARCH INC. K. R. Weishaupt, eishaupt. J. Dougherty and W. R. Potter. Porphyrins encapsulated in liposomes are tumour-selective photosensitive drugs useful for tumour localization and treatment.
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• European Patent Application 162,129 (1985) Pharmaceutical and dietetic compositions from milk, cream or butter fat, and their use K. E. Theurer. Compositions are prepared by mixing drugs or other biologically active substances into milk, cream or butter fat, followed by ultrasonication and then incorporation into liposomes.
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• European Patent Application 167,834 (1986) Metal-containing polyaldehyde microspheres YEDA RESEARCH AND DEVELOPMENT CO., LTD. S. Margel. Polyaldehyde microspheres to which a transition metal is bound are prepared. They may also have a drug, antibody or other protein bound to the surface. Thus they are useful in cell labelling, cell separation, diagnostic methods, catalysis and coating methods.
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• European Patent Application 171,946 (1986) Specific binding method and composition TECHNICON INSTRUMENTS CORP. S. I. Ahmad and E. Hedaya. A specific binding method and composition suitable for use with automated analysers for the detection of a ligand in a sample is described.
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• European Patent Application 174,753 (1986) Amplified assay for a ligand BECTON, DICKINSON AND co. D. B. Wagner. The determination of ligands in body fluids by an assay with increased sensitivity is effected by an active lysing agent attached to a vesicle (e.g. a liposome) containing an inactive lysing agent.
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• European Patent Application 178,624 (1986) Liposomes from synthetic lipids CIBA-GEIGY A.-G. L. Tarcsay, arcsay. Eibl, ibl. Fankhauser and A. Peil. A liposome dispersion for use as in parenteral application and which can be stored at 4°C was prepared.
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• European Patent Application 179,660 (1986) Multilayered vesicles containing pharmaceuticals prepared by reverse-phase evaporation ELI LILLY AND CO. C. Pidgeon. The preparation of multilayered vesicles containing a high concentration of biologically active material is described.
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• European Patent Application 180,790 (1986) Hydrolysis-stable flame-retardant agent based on ammonium polyphosphate HOECHST A.-G. H. Staendeke and E. Michels. The ammonium polyphosphates are microencapsulated in polyurea by pyrolysis ot a polyisocyanate.
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• European Patent Application 180,980 (1986) Lipid membrane structures DAIICHI SEIYAKU CO., LTD. M. Tomikawa, omikawa. Hirota, H. Kikuchi and H. Yamauchi. Lipid membrane structures, such as liposomes useful as drug carriers, are delivered preferentially to the liver parenchymal cells as was shown in animal studies.
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• European Patent Application 183,999 (1986) Microencapsulated pyrethroids PENNWALT CORP. G. H. Dahl and J. Simkin. Microencapsulated pyrethroids have a very low ichthyotoxicity.
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• European Patent Application 186,352 (1986) Lipid vesicles TEcHisncoN INSTRUMENTS CORP. B. Cohen. Vesicles (liposomes) were prepared by an accelerated method and are suitable for therapeutic or diagnostic applications, pplications. g. immunoassay for thyroxine.
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• European Patent Application 186,616 (1986) Magnetic particles for diagnostic purposes SCHERING A.-G, H. Gries, ries. Muetzel, uetzel. Zurth and H. J. Weinmann. Magnetic particles for use in diagnostic applications contain metal oxides of hydroxides and water soluble proteins or polysaccharides.
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• French Demande 2,570,604 (1986) Encapsulation of volatile substances PHARMEDIS S. A. D. Fredj and F. Dietlin. Volatile materials, especially essential oils, were microen-capsulated in gelatin.
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• German Offenlegungsschrift 3,421,865 (1985) Continuous manufacture of microencapsulated dye precursor dispersions BAYER A.-G. M. Dahrn, ahrn. Jabs and G. Wawra. The preparation of dye precursor dispersions with good homogeneity, useful for carbonless copying paper, is described.
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• German Offenlegungsschrift 3,428,372 (1986) Microcapsules of regulatory peptides with controlled release-manufacture and injection preparation HOECHST A.-G. J. Sandow and H. R. Seidel. Controlled-release microcapsules of regulatory (hormonal) peptides in a biologically decomposable carrier were prepared.
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• German Offenlegungsschrift 3,433,617 (1986) Water-thinned paints UNITECTA OBERFLAECHENSCHUTZ G.M.b.H. B. Robbeloth and G. Juelich. Water-thinned paints with good processability contain glass microballoons and polymer microcapsules.
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• German Offenlegungsschrift 3,442,268 (1985) Microencapsulation of dissolved reaction components of color reaction systems and the use of these microcapsules in color reaction papers PAPIERFABRICK AUGUST KOEHLER A.-G. G. Pietsch and C. Hartmann. Basic colour-formers, which react with acid reaction components, are microencapsulated in colour reaction papers for use as copying or recording papers.
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• German Offenlegungsschrift 3,444,939 (1986) Magnetic microspheres BAYER A.-G, W. Mueller- Ruchholtz, uchholtz. Kandzia, andzia. Haas and G. Leyhausen. Antibody-linked magnetic microspheres can be used for the separation and isolation of biological particles, especially cells or artificial cells.
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• German Offenlegungsschrift 3,447,298 (1986) Microencapsulation of oils containing dissolved dye reaction couplers PAPIERFABRIK AUGUST KOEHLER A.-G. G. Pietsch, ietsch. H. Schrader and R. Weierganz. Microcapsules useful in the production of copying paper etc. have average diameter 5–8 µm and no agglomeration.
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• German Offenlegungsschrift 3,527,623 (1986) Photosensitive microcapsules and their use in photoimaging materials MEAD CORP. P. C. Adair and A. L. Burkholder. A full-colour imaging system incorporating photosensitive microcapsules with improved film sensitivity is described.
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• German Offenlegungsschrift 3,529,293 (1986) Image-forming material with radiation-hardenable microcapsules MEAD CORP. P. C. Adair. The material containing radiation-hardenable microcapsules has a smaller gamma value, a broader dynamic range and improved colour tone.
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• German Offenlegungsschrift 3,537,723 (1986) Cosmetics of pharmaceuticals containing a niosome and at least one water-soluble polyamide OREAL S. A. R. M. Handjani, andjani. Ribier, ibier. Vanlerberghe, anlerberghe. Zabotto and J. Gnat. Dry skin was successfully treated in humans by topical application of a composition containing an aqueous dispersion of niosomes.
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• German Offenlegungsschrift 3,543,414 (1986) Fireproofing agent combination SANDEZ-PATENT-G.M.b.H. A. H. Pietersen, ietersen. Wolf and R. Bill. The use of microencapsulated mixtures of halogenated organic compounds and inorganic compounds in the fireproofing of polymers prevents corrosion of processing machinery without affecting the light stability of the polymer.
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• Japan Kokai Tokkyo Koho 60 194,462 (1985) Insulating microcapsule electrophotographic toner FUJI PHOTO FILM CO., LTD. N. Hosoi. A toner having high insulation resulting in efficient triboelectric charging consists of microcapsules with walls of polyurea and/or polyurethane and a polyamide and a particulate core which may contain magnetic material.
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• Japan Kokai Tokkyo Koho 60 212,387 (1985) Thermal-transfer recording material and method CANON K. K. H. Sato, ato. Kushida and K. Tanaka. The title material consists of a support carrying two layers, the outer layer being of thermoplastic microcapsules containing ink plus magnetic powder.
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• Japan Kokai Tokkyo Koho 60 214,992 (1985) Thermal recording materials FUJI PHOTO FILM co., LTD. T. Usami, sami. Tanaka and H. Kamikawa. The recording layer has the diazo compound microencapsulated with an inhibitor of the coupling reaction outside the microcapsules. The materials are storage stable, heat sensitive, and fixable by light that decomposes the diazo compound.
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• Japan Kokai Tokkyo Koho 60 222, 866 (1985) Microencapsulated toner KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Matsumoto, atsumoto. Yamazaki, amazaki. Nagai, agai. Suzuki and S. Ikeuchi. A microencapsulated toner having a pressure-fixable core had excellent characteristics.
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• Japan Kokai Tokkyo Koho 60 222,867 (1985) Microencapsulated toner KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Matsumoto, atsumoto. Yamazaki, amazaki. Nagai, agai. Suzuki and S. Ikeuchi. A microencapsulated pressure-fixable toner showing excellent characteristics was prepared.
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• Japan Kokai Tokkyo Koho 60 222, 868 (1985) Microencapsulated toner KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Matsumoto, atsumoto. Yamazaki, amazaki. Nagai, agai. Suzuki and S. Ikeuchi. A microencapsulated toner with a pressure-fixable core showed excellent characteristics.
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• Japan Kokai Tokkyo Koho 60 222,869 (1985) Microencapsulated toner KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Matsumoto, atsumoto. Yamazaki, amazaki. Nagai, agai. Suzuki and S. Ikeuchi. The microencapsulated toner showed good fluidity and good pressure-fixability.
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• Japan Kokai Tokkyo Koho 60 222,870 (1985) Microencapsulated toner KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Matsumoto, atsumoto. Yamazaki, amazaki. Nagai, agai. Suzuki and S. Ikeuchi. The pressure-fixable microencapsulated toner had good electrostatographic characteristics, good flow characteristics and good pressure fixability without coagulation.
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• Japan Kokai Tokkyo Koho 60 230,890 (1985) Recording materials RICOH CO., LTD. K. Iiyama. A microencapsulated leuco dye coated on a paper sheet gave a colour-forming sheet. When contacted with a colour-developing sheet and pressure applied, a clear blue-green image was formed.
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• Japan Kokai Tokkyo Koho 60 244,336 (1985) Preparation of microcapsule dispersion in nonaqueous media KANZAKI PAPER MFG CO., LTD. S. Shioi, hioi. Matoba and A. Miyake. The microcapsule dispersions are useful in many printing ink compositions for preparing pressure-sensitive copying paper.
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• Japan Kokai Tokkyo Koho 60 255,604 (1985) Manufacture of meso-carbon microbeads SUMITOMO METAL INDUSTRIES, LTD. M. Kato and Y. Sunami. Heavy oils or pitches are heated to form meso-phase granules which are separated to obtain meso-carbon microbeads of diameter 5–10 1m.
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• Japan Kokai Tokkyo Koho 60 257,442 (1985) Microencapsulated photoimaging compositions containing polythiols and processes MEAD CORP. The composition is a support carrying microcapsules containing a leuco dye and colour developer. Imaging is effected by imagewise exposure followed by pressure to break the microcapsules to form colour images which may then be transferred to plain paper.
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• Japan Kokai Tokkyo Koho 60 259,283 (1985) Training compositions with microencapsulated colorant for coating on golf club heads SAKURA COLOR PRODUCTS CORP. K. Inagaki and M. Nishikawa. The title compositions contain a microencapsulated electron-donor colouring organic compound.
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• Japan Kokai Tokkyo Koho 60 262,838 (1985) Microcapsules for vulcanization accelerators KUREHA CHEMICAL INDUSTRY CO., LTD. J. Naoki and Y. Igarashi. Microcapsules, effective in the prevention of scorching in the vulcanization of natural rubber with sulphur and zinc oxide, were prepared.
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• Japan Kokai Tokkyo Koho 61 04,527 (1986) Manufacture of microcapsules by the coacervation method NITTO ELECTRIC INDUSTRIAL CO., LTD. Y. Ninomiya. The manufacture of microcapsules by the coacervation method is described.
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• Japan Kokai Tokkyo Koho 61 07,848 (1986) Single component type electrostatographic magnetic capsule toners XEROX CORP. Toners used for pressure-fixing at room temperature giving images with matted surfaces contain magnetite and a co-polymer in the microcapsule cores.
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• Japan Kokai Tokkyo Koho 61 08,381 (1986) Fixable diazo heat-sensitive recording materials MITSUBISHI PAPER MILLS, LTD. K. Yabuta and S. Morishita. Materials showing good storage stability and high sensitivity consist of supports carrying microencapsulated photosensitive and heat-sensitive layers.
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• Japan Kokai Tokkyo Koho 61 20,735 (1986) Lamination of heat-shrinkable films KUREHA CHEMICAL INDUSTRY CO., LTD. J. Yoshii. Heat-shrinkable films are laminated at low temperatures by the use of polyurethene adhesives containing microcapsules of curing catalysts which are ruptured when the laminate is calendered.
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• Japan Kokai Tokkyo Koho 61 27,965 (1986) Antitumor benzoylurea derivative-phospholipid liposomes for injections GREEN CROSS CORP.; ISHIHARA SANGYO KAISHA, LTD. T. Haga, aga. Yamada, amada. Fukushima, ukushima. Enomoto, nomoto. Yokoyama and M. Nishida. The activity of phospholipid liposomes containing benzoylurea derivatives which have improved water solubility and can be injected was tested on leukaemia cells in mice.
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• Japan Kokai Tokkyo Koho 61 28,079 (1986) Leather substitutes KOMATSU SEIREN CO., LTD. T. Yoshida, oshida. Shimano and S. Moto. Leather substitutes consist of a skin layer, a foamable microcapsule adhesive layer and a base cloth.
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• Japan Kokai Tokkyo Koho 61 30,502 (1986) Microencapsulated insecticides for soil pest control NIPPON KAYAKU CO., LTD. K. Higashikozono, igashikozono. Watabe, atabe. Nomichi and S. Sakai. Microencapsulated insecticides are effective in controlling insect larvae in soil. In tests 100 per cent were killed in 48 hours.
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• Japan Kokai Tokkyo Koho 61 31,482 (1986) Bonding process DAINIPPON PRINTING CO., LTD. M. Tanaka. A body is coated with an adhesive containing microcapsules whose cores are crosslinking catalyst. It is then dried, pressed and bonded to another body to give a laminate.
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• Japan Kokai Tokkyo Koho 61 40,187 (1986) Carbonless pressure-sensitive copying materials MATSUMOTO YUSHI-SEIYAKU CO., LTD. N. Nishimura, ishimura. Ito and T. Asazato. The title materials are coated with a microencapsulated ink and provided copies without fogging or blurring.
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• Japan Kokai Tokkyo Koho 61 40,188 (1986) Microcapsules for pressure-sensitive duplicating papers without carbon MATSUMOTO YUSHI-SEIYAKU CO., LTD. M. Nishimura, ishimura. Ito and T. Asazato. Microencapsulated colorants give ink compositions without carbon which cause no fogs in coloration and no blots in duplication.
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• Japan Kokai Tokkyo Koho 61 40,189 (1986) Ink compositions for carbonless pressure-sensitive copying papers MATSUMOTO YUSHI-SEIYAKU CO., LTD. M. Nishimura, ishimura. Ito and T. Asazato. Microencapsulated colorants are used in composition which cause no fogging in coloration and no blots in copying.
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• Japan Kokai Tokkyo Koho 61 40,192 (1986) Diazo thermal recording material and process FUJI PHOTO FILM CO., LTD. J. Yamaguchi, amaguchi. Tanaka, anaka. Usami and S. I shige. The title material consists of a support carrying thermal colouring elements which form different colour images with different amounts of heat at different temperatures.
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• Japan Kokai Tokkyo Koho 61 40,193 (1986) Diazo thermal recording material and process FUJI PHOTO FILM CO., LTD. J. Yamaguchi, amaguchi. Tanaka, anaka. Usami and S. I shige. The title material consists of a support carrying thermal colouring elements which have the same colouring temperature but form different hues.
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• Japan Kokai Tokkyo Koho 61 44,965 (1986) Cellular adhesives MATSUSHITA REIKI CO., LTD. K. Tsuda, suda. Konishi, H. Miyata and M. Nakamoto. An adhesive containing microencapsulated blowing agents also acts as a sealing composition and is useful for application on areas with gaps.
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• Japan Kokai Tokkyo Koho 61 49,888 (1986) Color developers for recording materials containing leuco dyes FUJI PHOTO FILM CO., LTD. K. Iwakura and T. Sugiyama. Pressure applied to a microencapsulated leuco dye sheet together with a developer sheet instantly gives a high-density stable black image.
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• Japan Kokai Tokkyo Koho 61 53,206 (1986)Polyamide resins containing flaky copper microparticles as antifouling agents AKIO SAWASHITA. A. Sawashita. A polyamide resin containing flaky copper microparticles is an antifouling agent which is nontoxic to fish.
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• Japan Kokai Tokkyo Koho 61 54,980 (1986) Thermal recording materials with microcapsules of diazo compounds FUJI PHOTO FILM CO., LTD. S. Tamagawa, amagawa. Tanaka and T. Fuchizawa. The title materials which show excellent preservability, high colour density when thermally recorded and little yellowing of the background contain microencapsulated diazo compounds in the colour-forming layers.
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• Japan Kokai Tokkyo Koho 61 56,076 (1986) Immobilization of enzymes for use in biochemical analysis or biosynthesis AGENCY OF INDUSTRIAL SCIENCES AND TECHNOLOGY. S. Kajiwara, ajiwara. Maeda and A. Sato. Enzymes immobilized by microencapsulation in a high molecular weight gel are useful for biochemical analysis or biosynthesis.
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• Japan Kokai Tokkyo Koho 61 56,356 (1986) Microcapsule toners KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Watanabe, H. Yamazaki, amazaki. Nagai and T. Tezuka. The microcapsule toners exhibit good pressure-fixability and prevent offset to pressure roll.
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• Japan Kokai Tokkyo Koho 61 56,357 (1986) Microcapsule toners KONISHIROKU PHOTO INDUSTRY CO., LTD. K. Watanabe, atanabe. Yamazaki, amazaki. Nagai and T. Tezuka. The microcapsule toners exhibit good pressure-fixability and no offset to pressure roll.
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• Japan Kokai Tokkyo Koho 61 56,358 (1986) Microencapsulated toners KONISHIROKU PHOTO INDUSTRY CO., LTD. T. Nagai, agai. Yamazaki, amazaki. Tezuka and K. Watanabe. An image prepared by the microencapsulated toner showed good pressure fixability.
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• Japan Kokai Tokkyo Koho 61 57,236 (1986) Inorganic salt microcapsules containing oils AGENCY OF INDUSTRIAL SCIENCES AND TECHNOLOGY. Y. Nakahara, akahara. Nakahara and H. Kageyama. The preparation of inorganic microcapsules containing oils or oily solvents for use in insecticides, pharmaceuticals or cosmetics is described.
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• Japan Kokai Tokkyo Koho 61 60,605 (1986) Solid makeups containing encapsulated volatile oils SHISEIDO CO., LTD. S. Kumagai, umagai. Yoneyama and M. Hatao. Microencapsulated volatile oils added to cosmetic preparations are stabilized in the cosmetics but released when the cosmetics are applied to the skin.
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• Japan Kokai Tokkyo Koho 61 62,046 (1986) Color magnetic microcapsule toners and color electrostatographic process SEIKO INSTRUMENTS AND ELECTRONICS LTD. H. Sakojiri. The microcapsules consist of a glass core, a layer Of sublimable dye and an outer magnetic layer.
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• Japan Kokai Tokkyo Koho 61 62,527 (1986) Heat-resistant epoxy resin microspheres TORAY INDUSTRIES, INC. K. Oka. Microspheres were prepared with good solvent resistance, useful as delusterants and fillers for paints, cosmetics, adhesives and inks and in filling and reinforcing rubbers and plastics.
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• Japan Kokai Tokkyo Koho 61 64,784 (1986) Manufacture of phosphor with pigment KASEI orromx, LTD. K. Iwasaki and Y. Tokunaga. Phosphor particles with improved pigment adhesion strength, are prepared by grinding in a solvent. Pigment and binder are added and coacervation used to prepare pigment-coated phosphor particles.
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• Japan Kokai Tokkyo Koho 61 65,261 (1986) Electrophotographic capsule toners CANON K. K. I. Osaki, saki. Ushama, shama. Yamazaki, amazaki. Nakahara, akahara. Koshio, oshio. Goseki, oseki. Wakamiya, akamiya. Kurimoto and T. Matsumoto. Microencapsulated toners exhibit good developability and transfera-bility under high moisture conditions, good fixability, good durability and prevent adhesion with devices with which they are in contact.
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• Japan Kokai Tokkyo Koho 61 66,963 (1986) Reagents for immunochemical analysis TOSHIBA CORP. M. Notsuke, otsuke. Ishimori and M. Koyama. The reagent consists of a complement which combines with an antigen-antibody complex producing lysis of liposomes and a soluble metal indicator on dye-containing liposomes which are sensitized with antigens on antibodies. The colour indicator released from the liposomes can be analysed.
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• Japan Kokai Tokkyo Koho 61 69,838 (1986) Posttreatment of spherical epoxy resin fine particles TORAY INDUSTRIES, INC. K. Oka. Spherical epoxy resin fine particles, after treatment with aqueous or alcoholic acidic or alkaline solutions are nonirritating to skin and useful as pigments in cosmetics, paints, inks, fabrics, paper etc.
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• Japan Kokai Tokkyo Koho 61 72,721 (1986) Liposomes containing insulin DAIGO NUTRITATIVE CHEMICALS, LTD. F. Ishii, shii. Kitakaze and S. Noro. Liposomes of diameter about 240 nm contain a large amount of insulin which is stabilized for a long period.
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• Japan Kokai Tokkyo Koho 61 76,413 (1986) Encapsulation of pharmaceutical liposomes with hydrogels TAIRA YAKUHIN SANGYO CO., LTD. J. Sunamoto and T. Sato. Liposomes containing pharmaceuticals when encapsulated with at least one hydrogel are more stable than the liposomes alone.
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• Japan Kokai Tokkyo Koho 61 78,351 (1986) Microencapsulation of blood cholesterol-lowering lecithins TOA GOSE1 CHEMICAL INDUSTRY CO., LTD. S. Shimizu and H. Kato. Lecithins with or without edible oils or vitamins and with gelatins and a polyanionic substance were microencapsulated by the complex coacervation method.
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• Japan Kokai Tokkyo Koho 61 78,718 (1986) Sustained-release antithrombotic formulations TOYOBO CO., LTD. M. Tanaka and T. Murayama. The rate of mitomycin C release from a transdermal tape was studied in vitro. The drug-polymer complex may be microencapsulated and injected into a tumour site.
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• Japan Kokai Tokkyo Koho 61 83,546 (1986) Color toner kit CANON K. K. N. Ushiyama, shiyama. Ochi, chi. Nakahara, akahara. Kurimoto, urimoto. Osaki, saki. Matsumoto, atsumoto. Goseki, oseki. Koshio, oshio. Yamazaki and K. Wakamiya. A colour toner kit comprises combinations of three colour microcapsule toners. A mixture of the cyan and yellow toners gave an electrophotographic developer producing 10 000 copies with clear green images.
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• Japan Kokai Tokkyo Koho 61 83,549 (1986) Preparation of microcapsule toner CANON K. K. Y. Goseki, oseki. Masumoto, asumoto. Kurimoto, urimoto. Ochi, chi. Ushiyama, shiyama. Nakahara, I. Osaki, saki. Koshio, oshio. Yamazaki and K. Wakamiya. A microcapsule toner showing excellent and stable pressure-fixability without offsetting to a roller, and with good durability was prepared.
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• Japan Kokai Tokkyo Koho 61 83,550 (1986) Preparation of magnetic microcapsule toner CANON K. K. Y. Goseki, oseki. Matsumoto, atsumoto. Kurimoto, urimoto. Ochi, chi. Ushiyama, shiyama. Nakahara, I. Osaki, saki. Koshio, oshio. Yamazaki and K. Wakamiya. A magnetic toner exhibiting good pressure fixability, durability, antioffset properties and storage stability was prepared.
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• Japan Kokai Tokkyo Koho 61 85,167 (1986) Health food] MIYOSH1 011. AND FAT CO., LTD. K. Ito, to. Kawashima and M. Sonehara. Microencapsulated edible lipids and oils were used in the manufacture of health foods.
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• Japan Kokai Tokkyo Koho 61 85,309 (1986) Solid makeup compositions containing nylon powder and oils POLA CHEMICAL INDUSTRIES, INC. Y. Kaneda, aneda. Okabe and N. Hirata. A pressed powder makeup which adheres well to the skin and can easily be packed into shape contains microsphere nylon powder.
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• Japan Kokai Tokkyo Koho 61 125,432 (1986) Manufacture of microcapsules LION CORP. II. Arai, rai. Yamamoto and S. Konishi. Hydrophobic droplet cores for microcapsules are coated with hydrophilic colloids.
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• Japan Kokai Tokkyo Koho 61 125,433 (1986) Manufacture of inicrocapsules LION CORP. M. Kishita, ishita. Arai and S. Konishi. Hydrophobic droplet cores for microcapsules are coated with hydrophilic colloids.
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• Netherlands Application 84 02,867 (1986) Antioxidant system V. K. Larsson and C. A. Ruben. A lipid antioxidant suitable for edible oil—water emulsions consists of liposomes containing tocopherol which was a more effective antioxidant than when dissolved in the oil without being encapsulated.
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• PCT International Application 85 04,578 (1985) Steroidal liposomes LIPOSOME CO., INC. A. W. Janoff, anoff. C. Popescu, opescu. L. Weiner, einer. E. Bolcsak and P. A. Tremblay. Bioactive agents of limited solubility are encapsulated into liposomes useful for in vivo administration.
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• PCT International Application 86 00,142 (1986) Immunoliposome assay, methods and products UNIVERSITY OF TENNESSEE RESEARCH CORP. L. Huang and R. J. Y. Ho. An immunoliposome assay for antigen determination in biological fluids is rapid and sensitive and can be used for the determination of antigens, antibodies, drugs, enzymes etc.
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• PCT International Application 86 00,238 (1986) Extrusion techniques for producing liposomes LIPOSOME CO., INC. P. R. Cullis, ullis. J. Hope and M. B. Bally. Unilamellar liposomes are produced directly from lipid powder or pellets and buffer by filtration through polycarbonate filters.
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• PCT International Application 8601,225 (1986) Protoplasts fused with liposomes containing carbonic anhydrase ADVANCE KAIHATSU KENKYUSHO K. K. K. Okabe and Y. Kawai. A liposome containing carbonic anhydrase fused into a protoplast of a photosynthetic plant produces a cell with highly intensified photosynthetic carbon dioxide fixing capability.
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• PCT International Application 86 02,093 (1986) Hollow porous microsphere bioreactors and biochemical processes using them L. B. Torobin. The bioreactor is a hollow microsphere container having a porous wall with macropore openings and a semipermeable membrane. A liquid solution of biocatalyst (enzymes, microorganisms, etc.) with diameter less than the macropore openings, is encapsulated with the hollow microsphere.
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• UK Patent Application 2,160,327 (1985) Heat-sensitive recording material FUJI PHOTO FILM CO., LTD. S. Yoshida, oshida. Tanaka, anaka. Usami, sami. Endo, ndo. Ishige and S. Tatsuta. A thermal recording material useful for high speed computer or facsimile printing contains a microencapsulated diazo compound and a compound which can reduce the glass transition point of the capsule walls.
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• UK Patent Application 2,160,992 (1986) Heat-sensitive recording material FUJI PHOTO FILM CO., LTD. M. Iwasaki, wasaki. Kamikawa and T. Usami. Thermal recording materials composed of a paper sheet carrying a microcapsule heat-sensitive coating are useful in a high-speed facsimile device or computer printer.
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• UK Patent Application 2,164,624 (1986) Liposome compositions SHIONOGI AND CO., LTD. H. jizomoto. Liposome compositions capable of retaining larger amounts of drugs were prepared.
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• US Patent 4,581,222 (1986) Membrane immune assay CALIFORNIA INSTITUTE OF TECHNOLOGY. J. D. Baldeschwieler, R. C. Gamble, amble. M. Lin and G. W. Tin. An antigen is determined by an immunoassay using immune lysis of labelled liposomes. The immunological competence of a subject may be studied.
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• US Patent 4,594,370 (1986) Amine-formaldehyde microencapsulation MEAD CORP. D. G. Adkins. The preparation of aminoplast microcapsules is described.
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• US Patent 4,597,960 (1986) Microencapsulated astringent hemostatic agents and their use E. C. Cohen. Controlled release of microencapsulated epinephrine brings about reversible gingival retraction and hemostasis when used intraorally. When adhesively applied to gauze, the composition may be used dermatologically.
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• US Patent 4,598,112 (1986) Low-tack cationic microsphere adhesive INTERNATIONAL CUBE CORP. P. H. Howard. The microspheres in the title adhesive are surrounded by a cationic surfactant which prevents coalescence.
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• US Patent 4,599,227 (1986) Injectable pharmaceutical preparation for the induction of multiple follicular growth WISCONSIN ALUMNI RESEARCH FOUNDATION. H. C. Dees and R. D. Schultz. A superovulation inducing hormone encapsulated into liposomes and injected into cows 5 days before oestrus produces multiple follicular development.
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