WebJan 1, 2004 · Then, lamellae will be constrained to grow from the primary nuclei laterally due to their high aspect ratio, resulting in formation of a highly oriented, row-nucleated … WebJul 1, 2005 · Efforts have been focused on developing a row-nucleated morphology from PPs ... a spherical shape resulting in an isotropic configuration. Besides, the row …

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WebJul 14, 2024 · The effect of the morphological characteristics of N,N′-dicyclohexylterephthalamide (DCHT), an aromatic bisamide β-nucleating agent (β-NA) … WebJul 1, 2005 · The possibility of generating a porous membrane from the initial row-nucleated morphology using a stretching technique is evaluated. It has been found that the initial lamellae arrangement of the precursor films and the stretching conditions play a significant role in obtaining a porous structure. songs with g c and d chords

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WebStudy of Polypropylene Morphology Obtained from Blown and Cast Film Processes: Initial Morphology Requirements for Making Porous Membrane by Stretching . × ... The kinetics … WebJul 18, 2024 · The value of Herman's orientation function f is 0 when the lamellar direction distribution is isotropic, ... 1993 The occurence of transcrystallization or row-nucleated … WebFeb 15, 2024 · This leads an increase in the ratio of the row-nucleated structure, which means a greater orientation in the longitudinal direction. The anisotropy of the material is increased, producing higher differences in the tear ratio between longitudinal and transversal directions (tear LD/tear TD), which varies from a 0.66 in the first step to 0.11 to the … songs with g c and d