| 发明名称 |
BIODEGRADABLE MATERIAL RICH IN FLEXIBILITY, AND METHOD FOR PRODUCING THE SAME |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a polyurethaneurea as a biodegradable material, rich in flexibility. <P>SOLUTION: The polyurethaneurea, a segmented one, is provided, which is obtained by reaction among a biodegradable polyester diol, a diisocyanate and a diamine; wherein the diamine is a side chain-bearing aliphatic diamine, and the polyester diol has biodegradable polyester segments. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
| 申请公布号 |
JP2009203404(A) |
申请公布日期 |
2009.09.10 |
| 申请号 |
JP20080049255 |
申请日期 |
2008.02.29 |
| 申请人 |
NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL &, TECHNOLOGY;SHIGA PREF GOV;NIKKO SEIKI KK |
发明人 |
NAKAYAMA ATSUYOSHI;OSHIMA MASANORI;AIBA SEIICHI;KAWASAKI NORIKI;YAMAMOTO NOBORU;HIRAO KOICHI;YAMANAKA KIMITOSHI;NASU KIICHI;NAKAYAMA KYOICHIRO |
| 分类号 |
C08G18/66;C08G18/42;C08L101/16 |
主分类号 |
C08G18/66 |
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