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Laying Properties of Composite with Modified Cyanate Ester
Author(s): 
Pages: 26-30,34
Year: Issue:  5
Journal: AEROSPACE MATERIALS & TECHNOLOGY

Keyword:  环氧E-51双酚A型氰酸酯预聚反应铺敷性;
Abstract: 对环氧E-51改性双酚A型氰酸酯(BADCy)复合材料的铺敷性进行了研究,发现BADCy树脂和环氧E-51树脂经适当预聚后在室温下具有一定的粘性,可制作出具有室温铺敷性的复合材料预浸料.研究还发现,氰酸酯的纯度对预聚反应影响较大,工业品的BADCy具有较高的反应活性,而提纯后的BADCy反应活性低.少量环氧E-51对BADCy的预聚反应有明显促进作用,但大于5份后,这种促进作用不明显.
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