搜索结果: 1-15 共查到“synthesis”相关记录1282条 . 查询时间(0.088 秒)
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
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...
作为生物制造核心“芯片”，酶元件广泛应用于包括食品、饲料、纺织、材料、发酵、能源、精细化学品和化学药品制造等重要工业领域。酶工程可有效提升天然酶的工业应用属性，近年来该领域广受学术界及产业界关注。
The GIGANTEA-ENHANCED EM LEVEL complex enhances drought tolerance via regulation of abscisic acid synthesis
Arabidopsis thaliana drought stress GIGANTEA (GI) ENHANCED EM LEVEL (EEL) 9-CIS-EPOXYCAROTENOID DIOXYGENASES 3 (NCED3) abscisic acid (ABA)
2024/1/11
Drought is one of the most critical environmental stresses limiting plant growth and crop productivity. The synthesis and signaling of abscisic acid (ABA), a key phytohormone in the drought stress res...
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
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
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
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
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...
Patterns and Internal Stability of Carbon, Nitrogen, and Phosphorus in Soils and Soil Microbial Biomass in Terrestrial Ecosystems in China: A Data Synthesis
spatial pattern C:N:P vegetation types nutrient limitation homeostasis
2023/12/11
Inspired by the strict constraint ratio (relatively low variability) between carbon (C), nitrogen (N), and phosphorus (P) in global soils and soil microbial biomass, our study explores the biogeograph...
Design, synthesis and biological evaluation of dehydroabietic acid derivative as potent vasodilatory agents
Dehydroabietic acid Vasodilation Inflammation Endothelial nitric oxide synthasec GMP
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
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
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...
在国家自然科学基金项目（批准号：22172156、22321002、22125205和92045302）等资助下，中国科学院大连化学物理研究所肖建平研究员团队和汪国雄研究员团队合作利用反向人工氮循环路线，在电催化合成氨领域取得进展。相关研究成果以“铜锡合金催化剂用于一氧化氮电化学合成氨（Electrochemical synthesis of ammonia from nitric oxide using a copper-tin alloy catalyst）”为题，于2023年11月6日发表在《自然•能源》（Nature Energy）杂志上。论文链接：https://doi.org/10.1038/s41560-023-01386-6。中国学者在电催化一氧化氮合成氨研究领域取得进展（图）
电催化 合成 循环
2024/8/30
在国家自然科学基金项目（批准号：22172156、22321002、22125205和92045302）等资助下，中国科学院大连化学物理研究所肖建平研究员团队和汪国雄研究员团队合作利用反向人工氮循环路线，在电催化合成氨领域取得进展。相关研究成果以“铜锡合金催化剂用于一氧化氮电化学合成氨（Electrochemical synthesis of ammonia from nitric oxide u...
Arbuscular mycorrhizal fungi induce flavonoid synthesis for mitigating oxidative damage of trifoliate orange under water stress
antioxidants flavonoids mycorrhiza reactive oxygen species water stres
2023/11/16
Arbuscular mycorrhizal (AM) fungi can increase the tolerance of host plants to drought, whereas the intrinsic mechanisms are not still fully elucidated. Flavonoids are a kind of antioxidants to scaven...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Synthesis of robust memory modes for linear quantum systems with unknown inputs
未知输入 线性量子系统 鲁棒记忆模式
2023/11/7
In this work, synthesis of robust memory modes for linear quantum passive systems in the presence of unknown inputs has been studied, aimed at facilitating secure storage and communication of quantum ...
Synthesis of flower-like porous MgO microspheres via a gas-liquid interfacial reaction
Interfacial reaction Basic magnesium carbonate Hierarchical porous structure MgO Adsorption
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...