Spontaneous form II to I transition in low molar mass polybutene-1 at crystallization temperature reveals stabilization role of intercrystalline links and entanglements for …

Y Qiao, F Yang, Y Lu, P Liu, Y Li, Y Men - Macromolecules, 2018 - ACS Publications
As for the solid–solid transformation from form II to form I in polybutene-1, the intercrystalline
links in amorphous phase and the temperature difference between crystallization and phase …

Mixing assisted direct formation of isotactic poly (1-butene) form I′ crystals from blend melt of isotactic poly (1-butene)/polypropylene

Y Ji, F Su, K Cui, N Huang, Z Qi, L Li - Macromolecules, 2016 - ACS Publications
The influence of mixing of iPB-1/iPP blend on the polymorphism of iPB-1 under processing-
relevant conditions is studied with emphasis on the competition between the …

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

Z Wang, X Dong, G Liu, Q Xing, D Cavallo, Q Jiang… - Polymer, 2018 - Elsevier
The formation of trigonal Form I′ crystals of polybutene-1 (PB-1) directly from melt has
drawn much attention in past decades. In this study, we investigate the fractionated …

Promotion of self-nucleation with latent form I nuclei in polybutene-1 and its copolymer

Z Wang, X Dong, D Cavallo, AJ Müller… - Macromolecules, 2018 - ACS Publications
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. Even when …

Featured crystallization polymorphism and memory effect in novel butene-1/1, 5-hexadiene copolymers synthesized by post-metallocene hafnium catalyst

L He, B Wang, F Yang, Y Li, Z Ma - Macromolecules, 2016 - ACS Publications
New butene-1/1, 5-hexadiene copolymers with 0–2.15 mol% methylene-1, 3-cyclopentane
(MCP) co-units were synthesized by dimethylpyridylamidohafnium/organoboron catalyst …

Solvent vapor annealing induced polymorphic transformation of polybutene-1

H Shao, Y Ma, H Nie, A He - Chinese Journal of Polymer Science, 2016 - Springer
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 …

Rapid phase transition of polybutene-1 from form II to form I induced by pressure

X Li, P Chen, J Ding, K Zheng, L Chen, X Tian - Polymer, 2020 - Elsevier
Extremely slow phase transition from form II to form I has been the greatest bottleneck of
isotactic polybutene-1 preventing from its extensive applications. In the past decade …

The irreversible form II to form I transformation in random butene-1/ethylene copolymers

ML Di Lorenzo, R Androsch, MC Righetti - European Polymer Journal, 2015 - Elsevier
The influence of both temperature and time on the solid–solid transformation from tetragonal
Form II mesophase to trigonal Form I crystals in isotactic poly (butene-1) and its random …

Investigation on phase transition from flow-induced oriented form II to I in isotactic polybutene-1 with in-situ microbeam X-ray diffraction technique

F Su, X Yang, B Dong, J Zhao, F Lv, Y Ji, C Liu, L Li - Polymer, 2019 - Elsevier
Spontaneously phase transition from form II to I in isotactic polybutene-1 (iPB-1) products
during storage at room temperature after processing limited their application. Investigations …

Conformation selected direct formation of form I in isotactic poly (butene-1)

J Li, D Wang, X Cai, C Zhou… - Crystal Growth & …, 2018 - ACS Publications
Though the transition from metastable to stable crystal (from form II to form I) of isotactic poly
(butene-1)(iPB-1) after melt crystallization looks to be unavoidable, form I direct formation in …