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Article
Solvent vapor annealing induced polymorphic transformation of polybutene-1
Solvent annealing is a facile method for changing the aggregated microstructure and physical properties of polymer materials. In this paper, we addressed the effects of solvent vapor annealing, including chlor...
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Article
Fabrication of trans-1,4-polyisoprene nanofibers by electrospinning and its crystallization behavior and mechanism
Trans-1,4-polyisoprene (TPI) nanofibers have been fabricated successfully through electrospinning technology. Through the control of electrospinning parameters, highly crystallize...
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Article
Fabrication and chemical crosslinking of electrospun trans-polyisoprene nanofiber nonwoven
In this work, the optimal electrospinning conditions of trans-polyisoprene (TPI) solutions were evaluated nevertheless its lower glass transition temperature than the room temperature. Subsequently, chemical cros...
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Article
Linear viscoelastic behaviors of polybutene-1 melts with various structure parameters
The effects of weight-average molecular (M w ), molecular weight distribution (MWD), and isotacticity on the linear viscoelastic behavior of poly...
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Article
Synthesis and characterization of trans-1,4-butadiene/isoprene copolymers: Determination of sequence distribution and thermal properties
Two series of trans-1,4-poly(butadiene-co-isoprene) copolymers (TBIR) were prepared using the catalyst system TiCl4/MgCl2-Al(i-Bu)3 at different reaction temperatures. All dyad and triads sequence distributions, ...
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Article
Synthesis and characterization of trans-1,4-butadiene/isoprene copolymers: Determination of monomer reactivity ratios and temperature dependence
A series of trans-1,4-butadiene/isoprene copolymers were prepared using the catalyst system TiCl4/MgCl2-Al(i-Bu)3 with bulk precipitation technology at different temperatures. Monomers reactivity ratios were calc...
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Article
Influence of catalyst residues on thermo-oxidative aging and thermal stability of poly(butene-1)
Isotactic poly(butene-1) (iPB) with spherical morphology was synthesized successfully with bulk precipitation polymerization without post-treatment of the products. The bulk precipitation polymerization process m...
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Article
Synthesis of exfoliated isotactic polypropylene/functional alkyl-triphenylphosphonium-modified clay nanocomposites by in situ polymerization
Diphenyl (4-hydroxyphenyl) hexadecyl phosphonium bromide (POH) -modified montmorillonite (POHMMT) was used to prepare a novel TiCl4/MgCl2/POHMMT compound catalyst and exfoliated iPP/POHMMT nanocomposites were pre...
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Article
Preparation and characterization of spherical PP/PB alloys with MgCl2-supported Ziegler-Natta catalyst
Polypropylene (PP)/polybutene-1 (PB) alloys within reactor were prepared by MgCl2-supported Ziegler-Natta catalyst with sequential two-stage polymerization technology. First, propylene homo-polymerizations were c...
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Article
Preparation of polypropylene/clay nanocomposites by in situ polymerization with TiCl4/MgCl2/clay compound catalyst
TiCl4/MgCl2/clay compound catalyst was prepared by chemical reaction. Exfoliated polypropylene (PP)/clay nanocomposites were synthesized by in situ polymerization with this compound catalyst. Effects of polymeriz...
