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Crystallization Behavior of Isotactic Polybutene Blended with Polyethylene [PDF]

open access: yesMolecules, 2022
In this work, the melt crystallization behavior and the solid phase transition of isotactic polybutene (PB) were studied in the polybutene/high-density polyethylene (PB/PE) blends covering the whole composition range.
Jiajia Ping, Guiqiu Ma, Zhe Ma
doaj   +2 more sources

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

Micro-hardness of surface layer of irradiated Polybutene Terephthalate (PBT) [PDF]

open access: yesMATEC Web of Conferences, 2016
Using high doses of beta radiation for polybutylene terephthalate (PBT) and its influence on the changes of micromechanical properties of surface layer has not been studied in detail so far. The specimens of PBT were made by injection moulding technology
Manas David   +6 more
doaj   +2 more sources

Rapid and quantitative 1D 13C NMR analysis of polypropylene tacticity with relaxation agent and proton polarization transfer [PDF]

open access: yesMagnetic Resonance Letters
Polypropylene (PP) accounts for approximately 28.0% of the global polyolefin market, valued at $243.4 billion in 2022. Known for its lightweight, chemical resistance, cost-effectiveness, high strength and melting point, PP is widely used in various ...
Xuelei Duan   +9 more
doaj   +2 more sources

Safety assessment of the substance Ln 1,4‐benzene dicarboxylic acid (with Ln = La, Eu, Gd, Tb) for use in food contact materials [PDF]

open access: yesEFSA Journal, 2018
The EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP Panel) assessed the safety of the additive Ln 1,4‐benzene dicarboxylic acid (with Ln = La, Eu, Gd, Tb) for use in food contact materials.
EFSA Panel on Food Contact Materials, Enzymes and Processing Aids (CEP)   +27 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 ...
Cavallo, Dario   +6 more
core   +3 more sources

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

open access: yesعلوم 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   +1 more source

An improved method for the high isotacticity measurement of polybutene-1

open access: yesPolymer Testing, 2021
High isotactic polybutene-1 (HiPB) plays important roles in presenting outstanding resistance to creep and crack at high temperature. Therefore, rapid and accurate measurement of the HiPB is extremely important for both synthesis and application of ...
Weiping Zheng   +4 more
doaj   +1 more source

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