Self-nucleation effects on polymer crystallization

L Sangroniz, D Cavallo, AJ Müller - Macromolecules, 2020 - ACS Publications
The existence of a “memory” of the previous crystalline state, which survives melting and
enhances recrystallization kinetics by a self-nucleation process, is well-known in polymer …

Structural phase transitions of syndiotactic polystyrene

EB Gowd, K Tashiro, C Ramesh - Progress in Polymer Science, 2009 - Elsevier
Syndiotactic polystyrene (sPS) exhibits four crystal modifications (α, β, γ, and δ), along with
intermediate forms with different molecular conformations, as well as different chain-packing …

Polymorphic behavior and phase transition of poly (1-butene) and its copolymers

R **n, J Zhang, X Sun, H Li, Z Ren, S Yan - Polymers, 2018 - mdpi.com
The properties of semicrystalline polymeric materials depend remarkably on their structures,
especially for those exhibiting a polymorphic behavior. This offers an efficient way to tailor …

Direct formation of different crystalline forms in butene-1/ethylene copolymer via manipulating melt temperature

Y Wang, Y Lu, J Zhao, Z Jiang, Y Men - Macromolecules, 2014 - ACS Publications
The crystallization behavior of a butene-1/ethylene random copolymer with 9.88 mol%
ethylene counits was investigated by means of differential scanning calorimetry, wide-and …

Self-nucleation of isotactic poly (1-butene) in the trigonal modification

D Cavallo, L Gardella, G Portale, AJ Müller, GC Alfonso - Polymer, 2014 - Elsevier
Abstract Isotactic poly (1-butene)(i-PBu) is a polyolefin of industrial relevance which exhibits
an interesting polymorphism. Upon cooling from the relaxed melt at atmospheric pressure, a …

Highly efficient and selective reduction of nitroarenes into anilines catalyzed by gold nanoparticles incarcerated in a nanoporous polymer matrix: Role of the polymeric …

A Noschese, A Buonerba, P Canton, S Milione… - Journal of …, 2016 - Elsevier
Gold nanoparticles supported onto a nanoporous semicrystalline polymorphic polymer
matrix consisting of syndiotactic polystyrene-cis-1, 4-polybutadiene multiblock copolymer …

Crystal structure regulation of ferroelectric poly (vinylidene fluoride) via controlled melt–recrystallization

Y Zheng, J Zhang, X Sun, H Li, Z Ren… - Industrial & Engineering …, 2017 - ACS Publications
Polyvinylidene fluoride (PVDF) is a known polymer with pronounced polymorphs. Among
these polymorphs, the β and γ form crystals with strongest piezo-and pyro-electric activities …

Crystal structures and polymorphism of polymers: Influence of defects and disorder

C De Rosa, F Auriemma, A Malafronte… - Polymer …, 2018 - Wiley Online Library
The crystal structures and the polymorphism of polymers are described on the basis of the
main principles that define the conformation of polymer chains in the crystalline state and the …

Controlled Functionalization of Crystalline Polystyrenes via Activation of Aromatic C− H Bonds

J Shin, SM Jensen, J Ju, S Lee, Z Xue, SK Noh… - …, 2007 - ACS Publications
The iridium-catalyzed functionalization of the C− H bond of commercial polystyrenes with
three types of tacticities (syndiotactic, isotactic, atactic) using boron reagents is reported. The …

Polymorphism of syndiotactic polystyrene: γ phase crystallization induced by bulky non-guest solvents

P Rizzo, AR Albunia, G Guerra - Polymer, 2005 - Elsevier
The crystallization of amorphous syndiotactic polystyrene (s-PS) films when induced by
bulky solvents, whose molecules are too big to be enclosed as guest of s-PS clathrate …