GAMMA-RAY IRRADIATION, AUTOCLAVE AND ETHYLENE-OXIDE STERILIZATION TO THERMOSETTING POLYURETHANE - STERILIZATION TO POLYURETHANE

被引:26
作者
HIRATA, N [1 ]
MATSUMOTO, KI [1 ]
INISHITA, T [1 ]
TAKENAKA, Y [1 ]
SUMA, Y [1 ]
SHINTANI, H [1 ]
机构
[1] NATL INST HLTH SCI,DEPT MED DEVICES,SETAGAYA KU,TOKYO 158,JAPAN
来源
RADIATION PHYSICS AND CHEMISTRY | 1995年 / 46卷 / 03期
关键词
D O I
10.1016/0969-806X(94)00134-6
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Thermosetting polyurethane (PU) is widely used in a large variety of medical devices. 4,4'-methylenedianiline (MDA) was produced from PU by sterilization and it was studied for the relationship between urethane components or polymer characteristics and formation of MDA upon sterilization, using the commercially available dialyzers fabricated with different combination of isocyanate and polyol. We confirmed that the molecular-weight of polyol influenced the production of MDA upon sterilization.
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页码:377 / 381
页数:5
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