STUDY ON STRUCTURE AND CRYSTALLIZATION OF POLYPROPYLENE GRAFTED MALEIC ANHYDRIDE/NANOCLAY COMPOSITE
Author(s) -
Chuong Bui,
Đặng Việt Hưng
Publication year - 2017
Publication title -
asean journal on science and technology for development
Language(s) - English
Resource type - Journals
eISSN - 2224-9028
pISSN - 0217-5460
DOI - 10.29037/ajstd.235
Subject(s) - maleic anhydride , polypropylene , spherulite (polymer physics) , nanocomposite , materials science , crystallization , microcrystalline , composite number , composite material , crystallite , plastics extrusion , polymer , polymer chemistry , chemical engineering , copolymer , chemistry , crystallography , engineering , metallurgy
Nanocomposite from polypropylene grafted maleic anhydride (PP-g-MA) and nanoclay were prepared by melt proccessing in Brabender extruder. XRD analysis shows the formation of nanostructure (intercalated and exfoliated) of nanocomposite with interlayer space (d-space) increasing from 26.3Å to 30.9Å. These structures, however, do not affect the microcrystalline structure of polymer part of nanocomposite in whole. The study on nonisothermal crystallization shows the development in 3-dimentional direction of crystallites, that means spherulite form of crystalline structure.
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