Results 1 to 10 of about 1,188 (174)

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

open access: goldPolymer 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   +2 more sources

Synthesis of Isotactic Polybutene-1 with Ziegler-Natta Catalyst [PDF]

open access: greenعلوم و تکنولوژی پلیمر, 2022
Hypothesis: Butene-1 is in excess in the polyolefin plants of Iran. Considering the properties of isotactic polybutene-1, including high creep and environmental stress cracking resistances, excellent elastic reversibility and good chemical abrasion ...
shokoufeh Hakim   +2 more
doaj   +2 more sources

Crystallization, Orientation, and Solid–Solid Crystal Transition of Polybutene-1 Confined within Nanoporous Alumina [PDF]

open access: green, 2020
Unformatted post-print version of the accepted articleThe effect of confinement on the crystallization, crystal orientation, and polymorphic crystal transition of bulk and infiltrated polybutene-1 (PB-1) within nanoporous alumina templates (AAO) were ...
Guangyu Shi   +6 more
openalex   +4 more sources

Lamellar thickness and stretching temperature dependency of cavitation in semicrystalline polymers. [PDF]

open access: yesPLoS ONE, 2014
Polybutene-1 (PB-1), a typical semicrystalline polymer, in its stable form I shows a peculiar temperature dependent strain-whitening behavior when being stretched at temperatures in between room temperature and melting temperature of the crystallites ...
Yaotao Wang   +4 more
doaj   +4 more sources

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

open access: goldJournal 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   +2 more sources

Mpemba effect in crystallization of polybutene-1 [PDF]

open access: green, 2023
The Mpemba effect and its inverse can be understood as a result of nonequilibrium thermodynamics. In polymers, changes of state are generally non-equilibrium processes.
Jinghua Liu   +4 more
openalex   +3 more sources

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

open access: gold, 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.
Zefan Wang   +4 more
openalex   +4 more sources

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

open access: goldPolymer 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   +2 more sources

Interfacial nucleation in iPP/PB-1 blends promotes the formation of polybutene-1 trigonal crystals [PDF]

open access: green, 2018
The formation of trigonal Form I\ub4 crystals of polybutene-1 (PB-1) directly from melt has drawn much attention in past decades. In this study, we investigate the fractionated crystallization behavior of PB-1 within droplets formed by blending PB-1 with
Zefan Wang   +7 more
openalex   +4 more sources

Promotion of Self-Nucleation with Latent Form I Nuclei in Polybutene-1 and Its Copolymer [PDF]

open access: green, 2018
The formation of form I nuclei of polybutene-1 (PB-1) and its copolymer with polyethylene (PB1-ran-PE) has been studied by means of modified self-nucleation protocols.
Zefan Wang   +4 more
openalex   +6 more sources

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