Results 1 to 10 of about 6,513 (187)
Nickel Phosphine Complexes: Synthesis, Characterization, and Behavior in the Polymerization of 1,3-Butadiene [PDF]
MoleculesSeveral nickel dichloride phosphine complexes have been synthesized, their crystalline structure determined, and their behavior, in combination with methylaluminoxane, in the polymerization of butadiene has been examined.
Massimo Guelfi +7 more
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From waste rubber to value polybutadiene modification for circular materials [PDF]
Nature CommunicationsSynthetic rubber waste poses a growing environmental challenge due to its cross-linked, non-recyclable nature. This Perspective examines emerging post-polymerization modification strategies for linear polybutadiene and vulcanized rubber, spanning ...
Janna Jeschke, Hatice Mutlu
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Hecheng xiangjiao gongye, 2022 The effects of amount of cis-1,4-polybutadiene rubber on curing characteristics, processing properties, physical and mechanical properties and dynamic mechanical properties of cis-1,4-polybutadiene rubber/functionalized solution polymerized styrene ...
MO Yun-juan, YANG Guang-ming, YANG Gang, LI Yuan
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Microstructural Investigation and MolecularWeight Determination of 1, 2-Polybutadiene by Nuclear Magnetic Resonance Spectroscopy [PDF]
علوم و تکنولوژی پلیمر, 2013 In this research, the microstructural of low molecular weight 1,2-polybutadiene (1,2-PBD) was conducted by 1H and 13C nuclear magnetic resonance spectroscopy (NMR) to determine the isomeric contents of 1,4-cis, 1,4-trans and 1,2-vinyl in 1,2-PBD polymer ...
Farshid Ziaee
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EcoMat, 2022 Sulfide‐based all‐solid‐state batteries (ASSBs) have attracted much attention owing to their superior safety and potentially high‐energy density. Nevertheless, sulfide‐based ASSBs suffer from limited performance in terms of their cycle life and rate ...
Jieun Lee, Jang Wook Choi
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Gels, 2023 Ladder-like poly(methacryloxypropyl)-silsesquioxanes (LPMASQ) are photocurable Si-based gels characterized by a double-stranded structure that ensures superior thermal stability and mechanical properties than common organic polymers.
Pietro Mingarelli +7 more
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Recent advances in the polymerization of butadiene over the last decade [PDF]
Polyolefins Journal, 1999 The stereospecific polymerization of conjugated dienes began in 1954 with the first catalysts obtained by combining TiCl4 or TiCl3 with aluminum-alkyls, i.e.
Giovanni Ricci, Giuseppe Leone
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Sample Thickness and Structural Changes in Thermo-Oxidative Degradation of Polybutadiene [PDF]
علوم و تکنولوژی پلیمر, 2012 The thermo-oxidative degradation of two viscous liquid resins of 1,2- poly-butadiene (1,2-PBD) and 1,4- polybutadiene (1,4-PBD) have been studied by differential scanning calorimetry (DSC) and thermogravimetry analy-sis (TGA). To study further, the
farshid Ziaee, Aida Shoushtari-Zade
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Determination of Polybutadiene Unsaturation Content in Thermal and Thermo-Oxidative Degradation Processes by NMR [PDF]
علوم و تکنولوژی پلیمر, 2013 The unsaturation content of various polybutadiene (PBD) types of 1,4-cis, 1,4-trans and 1,2-vinyl isomers with different molecular weights was investigated.
Farshid Ziaee
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Rearrangement Strategy for the Preparation of Polymers With π-Conjugated Structures
Frontiers in Chemistry, 2021 π-Conjugated polymers are usually prepared by polymerization only. In this perspective article, typical synthesis methods of conjugated polymers are briefly summarized, and a novel strategy for preparing conjugated polymers by rearrangement is proposed ...
Jian Tang +4 more
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