Metadata
Author: patents-wipo
Data
English[en]
More particularly, the present invention relates to a method for manufacturing manganese tetroxide nanoparticles, the method including a step of adding one element selected from the group consisting of water, hydrogen peroxide, an aqueous solution of hydrogen peroxide, C1 to C4 alcohols, and an aqueous solution of C1 to C4 alcohols, to a mixture of an organic solvent, a manganese precursor, and a surfactant, and heating the resultant matter, and also relates to magnetic resonance imaging T1 contrast media containing manganese tetroxide nanoparticles and a manufacturing method thereof.
French[fr]
L'invention concerne plus particulièrement un procédé de fabrication de tétroxyde de manganèse comprenant l'étape d'addition d'un élément sélectionné dans un groupe constitué de l'eau, du peroxyde d'hydrogène, d'une solution aqueuse de peroxyde d'hydrogène, d'alcool en C1-C4 et d'une solution aqueuse d'alcool en C1-C4, le mélange de solvant organique, d'un précurseur de manganèse, et d'un surfactant, et le chauffage de la matière résultante, le milieu de contraste T1 pour imagerie par résonance magnétique contenant des nanoparticules de tétroxyde de manganèse.
Korean[ko]
보다 상세하게는, 본 발명은 유기용매에 망간전구체와 계면활성제를 첨가한 혼합물에 물, 과산화수소, 과산화수소의 수용액, C1 내지 C4 알콜 및 C1 내지 C4 알콜의 수용액으로 이루어진 군에서 선택되는 어느 하나를 가하여 가열하는 단계를 포함하는, 사산화삼망간 나노입자 제조 방법과, 사산화삼망간 나노입자를 포함하는 자기공명영상 T1 조영제 및 그 제조 방법에 대한 것이다.