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發(fā)布時(shí)間: 2015-8-15 08:55
正文摘要:聚對亞苯基苯并二噁唑[poly(p?phenylenebenzobisoxazole);PBO],簡(jiǎn)稱(chēng)聚苯并噁唑,其分子式如下:8 j6 w) e0 _3 x( ^7 E PBO纖維的特點(diǎn)是高斷裂比強度、高比模量以及優(yōu)良 ... |
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