[PDF] Top 20 Crystallization and Crystalline Structure of Syndiotactic Polypropylene and Syndiotactic Poly(1 Butene) Blend
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Crystallization and Crystalline Structure of Syndiotactic Polypropylene and Syndiotactic Poly(1 Butene) Blend
... The crystallization process of the blend samples at room temperature was traced by FT-IR spectroscopy to study the structure transformation of sPP and sPB in the blend samples for long ...the ... See full document
14
An investigation on non-isothermal crystallization behavior and morphology of polyamide 6/ poly(ethylene-co-1-butene)-graft-maleic anhydride/organoclay nanocomposites
... The crystalline structure and the degree of crystallinity of polyamide 6 are very important and have a profound influence on the final properties of the ...stable crystalline phases structures; α and ... See full document
10
Unusual Formation of Precursors for Crystallization of Ultra-High Performance Polypropylene and Poly(ethylene terephthalate) Fibers by Utilization of Ecologically Friendly Horizontal Isothermal Bath.
... shish-kebab structure after short shearing of polydisperse i-PP in ...on crystallization rate and crystallization ...the crystallization rate 4 . In addition, the crystalline morphology ... See full document
308
Mechanical, Thermal and Crystallization Properties of Polypropylene (PP) Reinforced Composites with High Density Polyethylene (HDPE) as Matrix
... The chemical and crystal structure of HDPE/PP polyblends are analysed by XRD and FTIR. Figure 5 and Figure 6 reports the XRD and FTIR results. For PP all the peaks lies between 2 θ of 15 to 30˚, which are α form ... See full document
14
Inhibition effect of polyvinyl butyral on crystallization of polypropylene
... with poly(vinyl alcohol) in the presence of acid catalyst [16] and is considered as an excellent component for ...its structure, it can be compatible/miscible with both hydrophilic and hydrophobic ... See full document
11
Predicting Solubility of Isotactic Poly (1-Butene) in Different Organic Solvents by Modified UNIQUAC
... Besides the addition of a free volume term to the UNIQUAC model, the surface parameter of the polymer molecule is also corrected. Using the modified UNIQUAC model in SLE calculations, the experimental results obtained by ... See full document
10
Optical Pattern of Liquid Crystalline Structure in Singular and Mixed Anionic-Cationic Surfactant System
... liquid crystalline phases were studied and differentiated by polarizing optical microscopy since hexagonal and lamellar phases exhibited anisotropic properties and characteristic optical texture under crossed ... See full document
5
Determining Melt-Crystallization Mechanisms and Structures of Disordered Crystalline Solids.
... average structure FCC molecular packing, the real-space correlations resulting from the Bragg scattering are of little ...labeled 1 in Figure ...the 1 st through 4 th nearest intermolecular contacts ... See full document
271
Spray-Dried Cellulose Nanofibril-Reinforced Polypropylene Composites for Extrusion-Based Additive Manufacturing: Nonisothermal Crystallization Kinetics and Thermal Expansion
... the crystallization kinetics of iPP depends on the type of treatment ...nonisothermal crystallization kinetics and thermal expansion of iPP has not been ...nonisothermal crystallization kinetics of ... See full document
15
PURIFICATION TECHNIQUES IN ORGANIC SYNTHESIS: REVIEW
... In order to extract from water a dissolved reaction product, or one which is not sufficiently solid or crystalline to be removed by filtration, or else to separate a substance from insoluble material which ... See full document
14
Characterization of Solid Wastes from Aluminum Tertiary Sector: The Current State of Spanish Industry
... Figure 1 in- dicates the main industrial sites where recovering and disposal activities are performed for hazardous wastes from aluminum industry in Spain (wastes are identified by the European Waste Catalogue ... See full document
10
Thermophysical Characterization and Crystallization Kinetics of Semi Crystalline Polymers
... In the present application, the objective function is de- fined as the sum of the squared differences between the experimentally determined relative crystallinity values and the calculated ones. Since isothermal ... See full document
10
An investigation into the crystalline morphology transitions in poly L lactic acid (PLLA) under uniaxial deformation in the quasi solid state regime
... isothermal crystallization of PLLA [13-16], have shown that the stable α form is mainly produced at crystallization temperatures ≥120 o ...isothermal crystallization at temperatures between 100 – 110 ... See full document
35
Influence of flame retardants on the melt dripping behaviour of thermoplastic polymers
... The rheological behaviour of PP HB and PP V-2 and its drops is presented in Figure 11a. The complex viscosity showed a plateau value at low shear rates and is consistent with the zero-shear viscosity. With increasing ... See full document
26
Structural, Thermal and Optical properties of PMMA, PEO and PMMA/PEO/LiClO4 Polymer Electrolyte Blends
... polymer blend electrolyte thin ...amorphous, crystalline and semi crystalline nature of pure PMMA, pure PEO and PMMA- PEO-LiClO 4 polymer blend electrolyte thin films the SEM micrographs ... See full document
5
Morphology and structure of syndiotactic polystyrene
... the syndiotactic polystyrene/ethylbenzene system, as formed by crystallisation from dilute solution, is shown to result in a lamellar morphology, with a monoclinic crystal lattice similar to that already reported ... See full document
222
Synthesis and Characterization of Block Copolymers of Polystyrene and Thermotropic Liquid Crystalline Polyesters
... liquid crystalline polymers (LCP2-6), one PS precursor polymer and five ...molecular structure and the general synthetic procedures of these compounds were shown in Scheme 1, and all the final ... See full document
9
Synthesis and Characterization of Bowl Like Single Crystalline BaTiO3 Nanoparticles
... to the lack of characterization technique, the vortices domains also cannot be measured. But the research of ferroelectric domain state in the unusual way should be a fertile area for further theory and experiment. The ... See full document
5
Effect of Light intensity and Temperature on Crystalline Silicon Solar Modules Parameters
... The dependence of parallel resistance with light intensity for each module is shown in Figure 5(b, d). It has been found that the parallel resistance for the two modules decreases with light intensity. This decrease can ... See full document
8
A poly(vinyl alcohol)/sodium alginate blend monolith with nanoscale porous structure
... Recently, we developed a novel method for preparation of the polymer-based monolith directly from a polymer by means of either thermally induced phase separation or non- solvent induced phase separation (NIPS). This ... See full document
5
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