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Title:
MEDICAL YTTRIUM PHOSPHATE CARBON MICROSPHERE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2018/028644
Kind Code:
A1
Abstract:
A medical yttrium phosphate carbon microsphere for use in tumor treatment and a preparation method therefor. A medical yttrium phosphate carbon microsphere for use in tumor treatment and a preparation method therefor. The medical yttrium phosphate [90Y32PO4] carbon microsphere is prepared with a carbon microsphere being used to adsorb an yttrium tartrate-90 (90Y-tartaric acid) complex produced by reacting 90YCl3 with tartaric acid, then processed with an Na3 32PO4 solution to produce 90Y32PO4 that is then precipitated, solidified, and purified.

Inventors:
LI MAOLIANG (CN)
CAI JIMING (CN)
HU XUEZHENG (CN)
GUO QIANG (CN)
Application Number:
PCT/CN2017/096892
Publication Date:
February 15, 2018
Filing Date:
August 10, 2017
Export Citation:
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Assignee:
CHENGDU NEW RADIOMEDICINE TECH CO LTD (CN)
International Classes:
A61K51/02; A61K51/12; A61P35/00; A61P35/04
Foreign References:
CN101757644A2010-06-30
CN101284161A2008-10-15
Other References:
ZHU, QIURONG ET AL.: "Research Progress in Carbon Microspheres", CHEMICAL INDUSTRY AND ENGINEERING PROGRESS, vol. 33, no. 7, 31 December 2014 (2014-12-31), pages 1780 - 1785, ISSN: 1000-6613
Attorney, Agent or Firm:
CHENGDU CENTRAL ASIA PATENT AGENCY CO., LTD (CN)
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