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PAN‐based fibers modified with two‐component ceramic nanoparticles
Author(s) -
Boguń Maciej,
Mikołajczyk Teresa
Publication year - 2009
Publication title -
journal of applied polymer science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.575
H-Index - 166
eISSN - 1097-4628
pISSN - 0021-8995
DOI - 10.1002/app.29608
Subject(s) - materials science , paracrystalline , montmorillonite , exfoliation joint , tenacity (mineralogy) , composite material , nanoparticle , carbonization , synthetic fiber , chemical engineering , ceramic , fiber , polymer science , polymer chemistry , graphene , nanotechnology , crystallography , chemistry , scanning electron microscope , engineering
The authors determined conditions for manufacturing PAN precursor fibers containing a system of two nanoadditives, montmorillonite (MMT), and hydroxyapatite (HAp) in their structure. The PAN precursor fibers thus obtained are characterized by a tenacity of more than 30 cN/tex and a total volume of pores at the level of 0.29 cm 3 /g. Furthermore, it was found that the use of nanoadditives entails the remodeling of the paracrystalline structure of PAN fibers into a strictly crystalline one. This is accompanied by a decrease in spacing between MMT layers combined with their partial exfoliation. The fibers thus obtained, after being carbonized, will be used for medical applications. © 2009 Wiley Periodicals, Inc. J Appl Polym Sci, 2009
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