MAGNETIC PARTICLES, PROCESS FOR PRODUCING SAME, AND MEDICINAL PREPARATION INCLUDING MAGNETIC PARTICLES
外国特許コード | F120006531 |
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整理番号 | S2010-0647-C0 |
掲載日 | 2012年5月8日 |
出願国 | 世界知的所有権機関(WIPO) |
国際出願番号 | 2011JP000638 |
国際公開番号 | WO 2011/096230 |
国際出願日 | 平成23年2月4日(2011.2.4) |
国際公開日 | 平成23年8月11日(2011.8.11) |
優先権データ |
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発明の名称 (英語) | MAGNETIC PARTICLES, PROCESS FOR PRODUCING SAME, AND MEDICINAL PREPARATION INCLUDING MAGNETIC PARTICLES |
発明の概要(英語) | Provided are magnetic particles of a novel structure and a process for producing the magnetic particles. Also provided is a medicinal preparation of a novel structure, the preparation including the magnetic particles. The magnetic-particle-including medicinal preparation (7) comprises: magnetic particles (1) that are hollow inside and comprise a magnetic cage-shaped skeleton which consists of a sintered object obtained from metallic nanoparticles including nanoparticles comprising any of Fe, Co, and Ni and in which the porosity obtained by projecting the sintered object on a two-dimensional plane, processing the projected image in terms of transmission electron microscope image, and determining the proportion of the transparent parts to the whole area inside the contour of the sintered object is 1-50%; and a coating layer (40) with which at least some of the surface layer of each magnetic particle (1) is coated. The medicinal preparation contains a drug (30) within the magnetic cage-shaped skeleton (10) and/or in the coating layer (40). |
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国際特許分類(IPC) |
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指定国 | AE(UTILITY MODEL),AG,AL(UTILITY MODEL),AM(PROVISIONAL PATENT)(UTILITY MODEL),AO(UTILITY MODEL),AT(UTILITY MODEL),AU,AZ(UTILITY MODEL),BA,BB,BG(UTILITY MODEL),BH(UTILITY MODEL),BR(UTILITY MODEL),BW,BY(UTILITY MODEL),BZ(UTILITY MODEL),CA,CH,CL(UTILITY MODEL),CN(UTILITY MODEL),CO(UTILITY MODEL),CR(UTILITY MODEL),CU(INVENTOR'S CERTIFICATE),CZ(UTILITY MODEL),DE(UTILITY MODEL),DK(UTILITY MODEL),DM,DO(UTILITY MODEL),DZ,EC(UTILITY MODEL),EE(UTILITY MODEL),EG(UTILITY MODEL),ES(UTILITY MODEL),FI(UTILITY MODEL),GB,GD,GE(UTILITY MODEL),GH(UTILITY CERTIFICATE),GM,GT(UTILITY MODEL),HN(UTILITY MODEL),HR(CONSENSUAL PATENT),HU(UTILITY MODEL),ID,IL,IN,IS,JP(UTILITY MODEL),KE(UTILITY MODEL),KG(UTILITY MODEL),KM,KN,KP(INVENTOR'S CERTIFICATE)(UTILITY MODEL),KR(UTILITY MODEL),KZ(PROVISIONAL PATENT)(UTILITY MODEL),LA,LC,LK,LR,LS(UTILITY MODEL),LT,LU,LY,MA,MD(UTILITY MODEL),ME,MG,MK,MN,MW,MX(UTILITY MODEL),MY(UTILITY-INNOVATION),MZ(UTILITY MODEL),NA,NG,NI(UTILITY MODEL),NO,NZ,OM(UTILITY MODEL),PE(UTILITY MODEL),PG,PH(UTILITY MODEL),PL(UTILITY MODEL),PT(UTILITY MODEL),RO,RS(PETTY PATENT),RU(UTILITY MODEL),SC,SD,SE,SG,SK(UTILITY MODEL),SL(UTILITY MODEL),SM,ST,SV(UTILITY MODEL),SY,TH(PETTY PATENT),TJ(UTILITY MODEL),TM(PROVISIONAL PATENT),TN,TR(UTILITY MODEL),TT(UTILITY CERTIFICATE),TZ,UA(UTILITY MODEL),UG(UTILITY CERTIFICATE),US,UZ(UTILITY MODEL),VC(UTILITY CERTIFICATE),VN(PATENT FOR UTILITY SOLUTION),ZA,ZM,ZW,EP(AL,AT,BE,BG,CH,CY,CZ,DE,DK,EE,ES,FI,FR,GB,GR,HR,HU,IE,IS,IT,LT,LU,LV,MC,MK,MT,NL,NO,PL,PT,RO,RS,SE,SI,SK,SM,TR),OA(BF(UTILITY MODEL),BJ(UTILITY MODEL),CF(UTILITY MODEL),CG(UTILITY MODEL),CI(UTILITY MODEL),CM(UTILITY MODEL),GA(UTILITY MODEL),GN(UTILITY MODEL),GQ(UTILITY MODEL),GW(UTILITY MODEL),ML(UTILITY MODEL),MR(UTILITY MODEL),NE(UTILITY MODEL),SN(UTILITY MODEL),TD(UTILITY MODEL),TG(UTILITY MODEL)),AP(BW(UTILITY MODEL),GH(UTILITY MODEL),GM(UTILITY MODEL),KE(UTILITY MODEL),LR(UTILITY MODEL),LS(UTILITY MODEL),MW(UTILITY MODEL),MZ(UTILITY MODEL),NA(UTILITY MODEL),SD(UTILITY MODEL),SL(UTILITY MODEL),SZ(UTILITY MODEL),TZ(UTILITY MODEL),UG(UTILITY MODEL),ZM(UTILITY MODEL),ZW(UTILITY MODEL)),EA(AM,AZ,BY,KG,KZ,MD,RU,TJ,TM) |
日本語項目の表示
発明の名称 | 磁性粒子、及びその製造方法、並びに磁性粒子含有製剤 |
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発明の概要 | 新規構造の磁性粒子及びその製造方法を提供する。また、前記磁性粒子を用いた新規構造の磁性粒子含有製剤を提供する。本発明に係る磁性粒子含有製剤7は、内部が中空であって、Fe、Co、Niのいずれかを少なくとも一部に含むナノ粒子を含有する金属系ナノ粒子の焼結体よりなり、かつ焼結体を2次元に投影し、これを透過型電子顕微鏡像によって画像処理し、焼結体の輪郭内の全面積に対する透過部の割合から求めた空隙率が、1%以上、50%以下である磁性籠状骨格を具備する磁性粒子1と、磁性粒子1の表層の少なくとも一部を被覆する被覆層40とを備え、磁性籠状骨格10内、若しくは被覆層40の少なくともいずれかに薬剤30を含有するものである。 |
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