Journal Article10.1016/J.POLYMER.2005.03.107
Isothermal crystallization of isotactic polypropylene blended with low molecular weight atactic polypropylene. Part I. Thermal properties and morphology development
TL;DR: In this paper, the thermal properties and morphology development of isotactic polypropylene (iPP) homopolymer and blended with low molecules weigh aPP at different isothermal crystallization temperature were studied with differential scanning calorimeter and wide-angle X-ray scattering.
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About: This article is published in Polymer. The article was published on 11 Jul 2005. The article focuses on the topics: Crystallinity & Crystallization.
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Citations
On the 3D printing of polypropylene and post-processing optimization of thermomechanical properties
Melanie Moczadlo,Qiyi Chen,Xiang Cheng,Zane J Smith,Eugene B. Caldona,Rigoberto C. Advincula +5 more
TL;DR: In this article , the effect of printing parameters and post-processing conditions on the printed polymer's thermomechanical behavior was studied and the results showed that nozzle and bed temperatures of 220 and 100°C produced a high printing quality.
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Promoting effect of crystallization on the foaming behavior in polypropylene homopolymer/polypropylene block copolymer blends
TL;DR: In this paper, a series of polypropylene homo polymer (HPP) copolymer blends were characterized by differential scanning calorimeter (DSC), X-ray diffraction, and polarized optical microscope.
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Viscoelastic Rheological Behaviors of Polypropylene and LMPP Blends.
TL;DR: In this paper, the intrinsic nonlinearities from large amplitude oscillatory shear (LAOS) studies have been used for insights on microstructural behaviors of polymeric viscoelastic properties.
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LMPP Effects on Morphology, Crystallization, Thermal and Mechanical Properties of iPP/LMPP Blend Fibres
TL;DR: In this article, the thermal properties and morphological characterisation of isotactic polypropylene (iPP) homopolymer and its blends with low molecular low modulus polypropane (LMPP) were studied.
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References
Crystalline forms of isotactic polypropylene
TL;DR: In this article, the X-ray diffraction patterns of two crystalline forms of isotactic polypropylene, the β- and γ-forms distinct from the α-form described by NATTA1, have been recorded.
1.4K
Melting process and the equilibrium melting temperature of polychlorotrifluoroethylene
John D. Hoffman,James J. Weeks +1 more
TL;DR: In this paper, a new method of estimating the equilibrium melting temperature, Tm, of a polymer is described, and applied to polychlorotrifluoroethylene (PCTFE), where the data fit a straight line of positive slope on a Ti (obs) versus Tx plot, Tx being the abscissa.
Structure and properties of isotactic polypropylene
Giulio Natta,P. Corradini +1 more
TL;DR: The crystal structure of isotactic polypropylene and its chemical-physical properties are described in this article, where the polymer crystallizes in the Cc space group with the following constants of the unit cell.
852
Spherulitic Crystallization in Polypropylene
F. J. Padden,H. D. Keith +1 more
TL;DR: A survey of spherulites formed by the isothermal crystallization of polypropylene from the melt in the temperature range 110°−148°C is given in this paper. But their structural morphology, optical properties, melting behavior, and growth rates have not been examined.
664
Spherulitic Crystallization from the Melt. I. Fractionation and Impurity Segregation and Their Influence on Crystalline Morphology
H. D. Keith,F. J. Padden +1 more
TL;DR: In this paper, a systematic study of impurity segregation in spherulitic crystallization is described, in which the role of impurities is fulfilled by stereoirregular molecules or by molecules of low molecular weight.
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