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Green plasticizers derived from epoxidized soybean oil for poly (vinyl chloride): Continuous synthesis and evaluation in PVC films
Green plasticizers Micro-flow system Continuous synthesis Mechanical performance
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2024/1/12
In this paper, the epoxidation process and the ring-opening reaction were integrated to develop an efficient bio-based plasticizer in a continuous flow mode. Four novel plasticizers based on epoxidize...
Synthesis of a Novel?Flame Retardant?Containing Phosphorus, Nitrogen, and Silicon and Its Application in?Epoxy?Resin
Flame Retardant Epoxy Resin thermal stability mechanical properties
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2023/12/19
A novel?flame retardant?(TDA) containing phosphorus, nitrogen, and silicon was synthesized successfully via a controllable ring-opening addition reaction between 1,3,5-triglycidyl isocyanurate, 9,10-d...
Multi-objective Bayesian optimisation of a two-step synthesis of p-cymene from crude sulphate turpentine
Crude sulphate turpentine Bio-based chemicals Bayesian optimisation Reaction development Circular economy Biowaste
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2023/12/11
Production of functional molecules from renewable bio-feedstocks and bio-waste has the potential to significantly reduce the greenhouse gas emissions. However, the development of such processes common...
Sustainable rosin acid ester as internal electron donors in Ziegler-Natta catalysts for synthesis of isotactic polypropylene with high melt flow rate
Bio-derived rosin acid esters internal electron donors Ziegler-Natta catalyst polypropylene polymerization
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2023/12/11
In this contribution, novel bio-derived rosin acid ester compounds have been developed and used as internal electron donors to prepare MgCl2?supported titanium catalysts for propylene polymerization. ...
Synthesis of Maleic-Modified Rosin Ester from Pine Rosin
Rosin modification Esterification Glycerol Diels-Alder Maleic
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2023/12/11
Rosin is the major component of Pine sap that has a composition of up to 90%. Rosin is an organic compound that consists of diterpene tricyclic compounds with carboxyl functional group. The presence o...
Design, synthesis and biological evaluation of dehydroabietic acid derivative as potent vasodilatory agents
Dehydroabietic acid Vasodilation Inflammation Endothelial nitric oxide synthasec GMP
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2023/11/30
Using dehydroabietic acid as the lead compound for structural modification, 25 dehydroabietic acid derivatives were synthesized. Among them, compound D1 not only showed the strongest relaxation effect...
Bio-based epoxy vitrimer for recyclable and carbon fiber reinforced materials: Synthesis and structure-property relationship
Vitrimer Epoxy-acid-anhydride system CFRMs Degradable Recycling
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2023/11/30
Recycling or degradation of epoxy resins is difficult because of their covalent cross-linking structures, which causes resource crisis, environmental pollution, and resource waste. To address this cha...
Synthesis of eugenol-modified epoxy resin and application on wood flame retardant coating
Wood Flame retardant Bio-based epoxy resin Low curing activation energy
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2023/11/30
In this paper, a novel epoxy flame retardant PPDEG-EP (P-E) was synthesized from eugenol by nucleophilic substitution reaction and Prilezhaev epoxidation. The chemical structure was identified by nucl...
Synthesis of flower-like porous MgO microspheres via a gas-liquid interfacial reaction
Interfacial reaction Basic magnesium carbonate Hierarchical porous structure MgO Adsorption
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2023/6/21
The flower-like porous MgO was obtained via a interfacial reaction following by further calcination. In the interfacial reaction, flower-like basic magnesium carbonate microspheres (precursor) were pr...
Heat exchanger network synthesis integrated with flexibility and controllability
Heat exchanger networks Flexibility Controllability Coupling Synthesis
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2023/6/19
Over the last three decades, flexibility and controllability considerations for heat exchanger networks (HENs) have received great attention, respectively. However, they should be simultaneously incor...
Optimization of shale gas sweetening process coupling with claus process based on energy synthesis
gas sweetening claus process energy synthesis
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2023/6/19
As a sort of emerging unconventional energy, shale gas has extensive market outlook by virtue of its enormous reserves, and concerns for shale gas exploitation and processing have been raised nowadays...
A thermo-economic multi-objective optimization model for simultaneous synthesis of heat exchanger networks including compressors
Superstructure Heat exchanger networks Compressor Mathematical programming Multi-objective Thermo-economic
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2023/6/19
TWo significant forms of energy widely used in chemical industries are heat and work related to temperature and pressure manipulation. Since complex relationship exists in these strongly interacting p...
One step synthesis of Fe-SSZ-13 zeolite by hydrothermal method
Hydrothermal method CHA-Type zeolite Iron modified NH3-SCR
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2023/6/19
Under hydrothermal conditions, Fe-SSZ-13 zeolite with CHA structure was synthesized directly using N, N, N-trimethyladamantane ammonium hydroxide (TMAdaOH) as the template. In the synthesis process, i...
郭少军团队在Nature Synthesis发文，发现了人工光合成过氧化氢的高效光催化剂（图）
人工光 过氧化氢 光催化剂
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2023/5/16
近日，北京大学材料科学与工程学院郭少军团队在Nature Synthesis发表题为“Photocatalysis of water into hydrogen peroxide over an atomic Ga-N5site”的研究论文，报道了一类反蛋白石结构氮化碳锚定Ga原子位的光催化剂（CNIO-GaSA），发现该新型催化剂具有独特的GaN5原子活性位，可实现高效两电子氧化路径合成过氧化氢...
郭新闻论文成果：Computational and experimental identification of strong synergy of the Fe/ZnO catalyst in promoting acetic acid synthesis from CH4 and CO2
郭新闻 期刊论文 DFT Fe/ZnO
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2023/3/6
DFT calculations have identified reaction pathways for acetic acid synthesis from CO2 and CH4 on ZnO, Cu/ZnO and Fe/ZnO surfaces. Fe/ZnO exhibits strong synergy in facilitating CH4 activation, dissoci...