Preparation method of rare earth folding nano-polymer capable of emitting light in near-infrared area

The invention discloses a preparation method of a rare earth folding nano-polymer capable of emitting light in a near-infrared area. The preparation method comprises the following steps 1, 4'-(4-vinyl-phenyl)-[2,2';6',2']terpyridine is prepared; 2, by means of the product prepared in the step 1, a linear polymer is prepared; 3, by means of the product obtained in the step 2, the folding nano-polymer is prepared. The folding ytterbium metal nano-polymer prepared by using the method combines the characteristics of metal ions and polymer nano-particles and is well applied in the aspects of efficient fluorescence, magnetic resonance imaging and the like. 本发明公开了一种在近红外处发光的稀土折叠纳米聚合物的制备方法，具体包括如下步骤：步骤1，制备4'-(4-乙烯基-苯基)-[2,2'；6',2"]三联吡啶；步骤2，根据步骤1所得产物制备线型聚合物；步骤3，根据步骤2所得产物制备折叠纳米聚合物。本发明所得的折叠镱金属纳米聚合物结合了金属离子和聚合物纳米粒子的特性，在高效荧光和磁共振成像等方面有很好的应用。