发明名称 |
НОСИТЕЛИ В ВИДЕ ЧАСТИЦ И СОДЕРЖАЩИЕ ИХ ФАРМАЦЕВТИЧЕСКИЕ КОМПОЗИЦИИ |
摘要 |
The present invention is directed to particulate carriers useful as drug carriers in a drug delivery system (DDS) and to pharmaceutical compositions making use of such carriers. The invention is characterized by the use, as the particulate carrier, of: graft copolymer (A) whose graft chain is poly N-alkylacrylamide chain, poly N-alkylmethacrylamide chain, etc.; and a composition containing a combination of the graft copolymer (A) and at least one graft copolymer selected from the group consisting of graft copolymers (B-1) having polyacrylic acid or polymethacrylic acid as the graft chain and graft copolymers (B-2) having a polyvinyl amine compound as the graft chain. |
申请公布号 |
RU2172326(C2) |
申请公布日期 |
2001.08.20 |
申请号 |
RU19980117715 |
申请日期 |
1997.02.20 |
申请人 |
ДАЙИТИ ФАРМАСЬЮТИКАЛ КО., ЛТД. (JP) |
发明人 |
АКАСИ Мицуру (JP);КИСИДА Акио (JP);САКУМА Синдзи (JP);КИКУТИ Хироси (JP) |
分类号 |
C08F220/56;A61K9/16;A61K47/30;A61K47/32;C08F220/00;C08F220/02;C08F220/10 |
主分类号 |
C08F220/56 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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