Results 11 to 20 of about 827 (173)

Accelerated crystallization and crystal-crystal transition of PB induced by PP with optimized content

open access: yesPolymer Testing, 2023
Isotactic polybutene-1 (PB)/isotactic polypropylene (PP) blends, typical crystalline/crystalline polymer blends with low-melting-temperature (Tm) PB and high-Tm PP, exhibit complicated interactions between their components in both molten and solid states.
Xiangjie Yan   +5 more
doaj   +1 more source

High-temperature creep behaviors of polybutene-1 with different chain microstructure and molecular weight

open access: yesPolymer Testing, 2023
The creep resistance of polymer determines the dimensional stability of product under stress. The isotactic polybutene-1 (iPB) with outstanding high-temperature creep resistance and stress-crack resistance is applied widely in the field of hot-water ...
Yuanjin Zhao   +3 more
doaj   +1 more source

Effect of crystalline transformation on supercritical CO2 foaming and cell morphology of isotactic polybutene-1

open access: yesJournal of CO2 Utilization, 2023
As a polycrystalline polymer, isotactic polybutene-1 (iPB-1) will form different crystalline structures when it crystallizes under different conditions. In this work, we found a simple method to manipulate the cell structure of iPB-1 foams by controlling
Weijie Li   +4 more
doaj   +1 more source

Structure of spherulite in Polybutene-1 investigated by wide angle X-ray scattering computed tomography

open access: yesPolymer Testing, 2023
Investigating the structure of spherulite is instructive for better understanding the polymer crystallization process and mechanism, which is critical for the design and manufacture of polymeric products with high performance. Wide angle X-ray scattering
Peng Rao   +5 more
doaj   +1 more source

Interfacial structure and properties of isotactic polybutene-1/polyethylene blends

open access: yese-Polymers, 2022
Polymer blending is one of the most economical and effective techniques for achieving products with high comprehensive performances. However, the immiscibility between polymers results in a weak interface, which is typically the position where material ...
Niu Xiu   +5 more
doaj   +1 more source

Novel aspects in the crystallization of polybutene-1 [PDF]

open access: yes, 2022
Semicrystalline polymers cover over two thirds of commercially produced polymeric materials, and have been widely applied to many areas of the modern society, including building and construction, electronics, packaging, etc. Understanding the behavior of
Wang, Wei
core   +1 more source

Validation of the poke-flow technique combined with simulations of fluid flow for determining viscosities in samples with small volumes and high viscosities [PDF]

open access: yesAtmospheric Measurement Techniques, 2015
Viscosity in particles consisting of secondary organic material (SOM) has recently become an area of research focus, since information on viscosity is needed to predict the environmental impacts of SOM particles. Recently Renbaum-Wolff et al.
J. W. Grayson   +3 more
doaj   +1 more source

Peculiar self-nucleation behavior of a polybutene-1/ethylene random copolymer [PDF]

open access: yes, 2021
Unformatted post-print version of the accepted articleThe self-nucleation behavior of a polybutene-1/ethylene random copolymer, P(B1-ran-E), which undergoes a complex crystal-crystal transition behavior, has been studied in detail.
Cavallo, Dario   +4 more
core   +2 more sources

Computational Predictions for Boger Fluids and Circular Contraction Flow under Various Aspect Ratios

open access: yesFluids, 2020
This work puts forward a modeling study contrasted against experimental, with focus on abrupt circular contraction flow of two highly-elastic constant shear-viscosity Boger fluids, i.e., a polyacrylamide dissolved in corn-syrup PAA/CS (Fluid-1) and a ...
J. Esteban López-Aguilar   +1 more
doaj   +1 more source

Fractionated and Confined Crystallization of Polybutene-1 in Immiscible Polypropylene/Polybutene-1 Blends

open access: yesChinese Journal of Polymer Science, 2018
In this work, the crystallization of immiscible polypropylene (PP)/polybutene-1 (PB) blends, in particular the effect of crystal morphology of PP (HTC, high Tm component) on the subsequent crystallization behavior of PB (LTC, low Tm component) was studied.
Yao Xu   +3 more
openaire   +2 more sources

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