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제올라이트를 함유한 부분활성화된 PAN복합체 섬유의 제조에 관한 연구
황덕근,정경택,설용건,이화섭,문제권,오원진 ( Duk Kun Hwang,Kyung Taek Jung,Yong Gun Shul,Wha Sub Lee,Jei Kwon Moon,Won Zin Oh ) 한국화학공학회 1998 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.36 No.5
Partially activated polyacrylonitrile(PAN) composite fiber containing zeolite particle was prepared by using acrylonitrile(AN) as a precursor. Weight average molecular weight(Mw) and polydispersity index of spinning dope was 630,000 and 1.30 respectively. Dry-jet wet spinning technique was used for making PAN composite fiber. During, the dry-jet wet spinning process, PAN composite fiber of 35-45㎛ in diameter shows increased orientation. Initial elastic modulus of PAN composite fiber containing zeolite particles was 89 % of PAN fiber at the same experimental condition. The cyclization and activated state of PAN fiber were conformed by Fourier transform infrared(FT-IR) spectroscopy and X-ray diffraction(XRD). After the activation process, characteristic peaks of PAN composite fiber could be observed due to the incorporation of zeolite particles from XRD. Partially activated PAN composite fiber containing zeolite particles is expected to use as an organic-inorganic composite absorbent.