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学者姓名:刘文地
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以环氧大豆油丙烯酸酯(AESO)和丙烯酸异冰片酯(IBOA)为原料,制备光固化生物基树脂;同时以空心玻璃微珠(HGM)为无机增强材料,制备光固化玻璃微珠/生物基树脂复合材料,并通过万能试验机、旋转流变仪、红外光谱仪、热重分析仪、扫描电子显微镜等对生物基树脂和复合材料的结构和性能进行表征。研究结果表明:生物基树脂的黏度随着IBOA用量的增加而显著降低,树脂的拉伸强度和弯曲强度随着IBOA用量的增加呈先增加后降低的趋势。当AESO和IBOA的质量比为3∶7时制备的生物基树脂A3I7的加工性能和力学性能最佳。在生物基树脂中添加HGM后,能显著提高材料的拉伸模量、弯曲模量;当HGM用量为生物基树脂总质量的2%时制备的复合材料A3I7-2%的力学性能最佳,其拉伸强度和拉伸模量可由A3I7的20.18 MPa和655.31 MPa分别提升至28.19 MPa和1 086.50 MPa。
Keyword :
丙烯酸异冰片酯 丙烯酸异冰片酯 复合材料 复合材料 环氧大豆油丙烯酸酯 环氧大豆油丙烯酸酯 空心玻璃微珠 空心玻璃微珠
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| GB/T 7714 | 李倬航 , 陈义桢 , 黄鑫杰 et al. 光固化玻璃微珠/生物基树脂复合材料的制备与性能研究 [J]. | 生物质化学工程 , 2025 , 59 (04) : 84-90 . |
| MLA | 李倬航 et al. "光固化玻璃微珠/生物基树脂复合材料的制备与性能研究" . | 生物质化学工程 59 . 04 (2025) : 84-90 . |
| APA | 李倬航 , 陈义桢 , 黄鑫杰 , 叶世俊 , 林良金 , 邱仁辉 et al. 光固化玻璃微珠/生物基树脂复合材料的制备与性能研究 . | 生物质化学工程 , 2025 , 59 (04) , 84-90 . |
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Plant oil-based waterborne polyurethanes (WPU) take advantage over traditional solvent-based polyurethanes by using sustainable raw material sources and avoiding VOC emissions. However, the preparation of plant oil-based WPU usually requires long drying times and high energy consumption. Developing plant oil-based WPU with high solid content and low viscosity emerges as a promising solution for these challenges. In this study, a palm oil-based monomer, POEA-MA, with unevenly distributed carboxyl groups on the side chains was synthesized through thiol-ene click chemistry. Utilizing this unique molecular structure, we successfully developed a palm oil-based WPU with bimodal particle distribution, achieving both high solid content (51%) and low viscosity (277.3 mPa center dot s). The introduction of 1,6-naphthalenediol as a rigid diol enhanced the main chain rigidity and increased the hydrogen bond content of the system, allowing the WPU films with tunable tensile properties (tensile strength 1.3-13.9 MPa, elongation at break 122-384%) and hardness (4B-4H). The prepared WPU films demonstrated commendable performance in coating applications, including strong corrosion resistance with a corrosion inhibition rate of 99.56%, outstanding adhesion (5B), high flexibility (Phi 1 mm), impact resistance (1 m), and good solvent resistance.
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| GB/T 7714 | Geng, Shimin , Hu, Yongtao , Hong, Xinwen et al. Palm oil-based waterborne polyurethanes: Achieving high-solid and low-viscosity through bimodal particle design [J]. | CHEMICAL ENGINEERING JOURNAL , 2025 , 519 . |
| MLA | Geng, Shimin et al. "Palm oil-based waterborne polyurethanes: Achieving high-solid and low-viscosity through bimodal particle design" . | CHEMICAL ENGINEERING JOURNAL 519 (2025) . |
| APA | Geng, Shimin , Hu, Yongtao , Hong, Xinwen , Chen, Tingting , Fei, Mingen , Wu, Shuyi et al. Palm oil-based waterborne polyurethanes: Achieving high-solid and low-viscosity through bimodal particle design . | CHEMICAL ENGINEERING JOURNAL , 2025 , 519 . |
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A sustainable and flame-retardant composite facing layers was developed using recycled polyethylene terephthalate (rPET) fiber-mats and renewable soybean oil-based resins. The rPET fiber-mats were surface-treated with a finishing agent composed of paraformaldehyde and dicyandiamide. This finishing agent can interact with the fiber surface both physically and chemically, aiming to enhance composite interfacial adhesion. A flame-retardant soybean oil-based resin, from epoxidized soybean oil, tannic acid, and 2-hydroxyethyl methacrylate phosphate, was used as the matrix. The composites exhibited a limited oxygen index of 28.68 %, with reduced heat release and flue gas emission during combustion. The treatment of rPET fibers contributed to improvements in thermal and mechanical properties of the composites. When used as outer layers, this composite also enhanced both flame retardancy and mechanical performance of the paper honeycomb panels. This study introduces an innovative approach to replacing traditional nonrenewable and flammable facing layers in honeycomb panels with recycled and renewable materials.
Keyword :
Fiber-reinforced composites Fiber-reinforced composites Flame-retardancy Flame-retardancy Honeycomb panel Honeycomb panel Polyethylene terephthalate Polyethylene terephthalate Renewable resources Renewable resources
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| GB/T 7714 | Chen, Yizhen , Zhang, Liyuan , Qiu, Renhui et al. Flame-retardant composites from recycled PET fibers and soybean oil-based resins: A sustainable solution for honeycomb panel skins [J]. | COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING , 2025 , 199 . |
| MLA | Chen, Yizhen et al. "Flame-retardant composites from recycled PET fibers and soybean oil-based resins: A sustainable solution for honeycomb panel skins" . | COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING 199 (2025) . |
| APA | Chen, Yizhen , Zhang, Liyuan , Qiu, Renhui , Chen, Tingting , Fei, Mingen , Liu, Wendi . Flame-retardant composites from recycled PET fibers and soybean oil-based resins: A sustainable solution for honeycomb panel skins . | COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING , 2025 , 199 . |
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Traditional polyurethane hot-melt adhesives often fall short in achieving high bonding strength and recyclability, and their dependence on non-renewable resources poses a significant hurdle for sustainable development. In this study, a palm oil-based diethanolamide (POEA) containing a long aliphatic chain was synthesized to develop comb thermoplastic polyurethane hot-melt adhesives (POPUs) with high biobased content, superior adhesion strength, and reusability. The microphase separation structure of POPUs was manipulated through the incorporation of dangling fatty acid chains and hydrogen bonds, resulting in the adhesives with excellent mechanical properties, with an optimum tensile strength of 5.37 MPa and an elongation at break of 282 %. As a hot-melt adhesive, it achieved a maximum lap-shear strength of 7.34 MPa on steel and maintained an average strength of 95 % of its initial value across multiple bonding cycles. Moreover, its lap-shear strengths with wood and glass remained at 6.57 MPa and 3.57 MPa respectively, fully meeting the requirements for interior decoration. Additionally, it was unexpectedly discovered that the adhesives possessed fluorescence characteristics, which can be applied in fields such as cultural relic restoration and anti-counterfeiting.
Keyword :
Adhesive strength Adhesive strength Biobased polyurethane adhesive Biobased polyurethane adhesive Fluorescence Fluorescence Palm oil Palm oil
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| GB/T 7714 | Huang, Zhen , Geng, Shimin , Chen, Yizhen et al. Biobased comb polyurethane hot-melt adhesives consisting of dangling fatty acid chains and H-bonds for tailoring bonding strength [J]. | EUROPEAN POLYMER JOURNAL , 2025 , 229 . |
| MLA | Huang, Zhen et al. "Biobased comb polyurethane hot-melt adhesives consisting of dangling fatty acid chains and H-bonds for tailoring bonding strength" . | EUROPEAN POLYMER JOURNAL 229 (2025) . |
| APA | Huang, Zhen , Geng, Shimin , Chen, Yizhen , Li, Ying , Fei, Mingen , Qiu, Renhui et al. Biobased comb polyurethane hot-melt adhesives consisting of dangling fatty acid chains and H-bonds for tailoring bonding strength . | EUROPEAN POLYMER JOURNAL , 2025 , 229 . |
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The development of fiber reinforced asphalt mixture alleviates pavement distress and damage, extending the service life of asphalt pavements; however, the weak fiber/asphalt interface adhesion may limit its wider adoption in practical scenarios. We developed a fiber reinforced asphalt mixture utilizing slag fibers derived from solid waste as a novel solution for waste management. The surface of the slag fibers was modified with silane coupling agents to enhance the interface adhesion between the fiber and the asphalt matrix. Both molecular dynamics simulation and experimental results confirmed the effectiveness of the surface modification, showing increased interfacial compatibility and adhesion. The optimized fiber contents for asphalt mixtures were determined through Marshall tests, indicating that 0.3 wt% of modified short slag fiber or 0.4 wt% of modified long slag fiber yielded the most favorable results. The road performance of asphalt mixture was significantly improved, with increases of > 11.8 % in indirect tensile strength, > 22.5 % in dynamic stability, and > 10.7 % in flexural tensile strength at low temperatures. A great improvement in the stability of the asphalt mixture was achieved under varying temperatures. The robust fiber/asphalt interface allows stress to be easily transferred and enables the asphalt to be tightly absorbed by the fibers, stabilizing the asphalt mixture. After 10 months of service, field evaluations showed minimal deflection and few defects, confirming the practicality and durability of the modified slag fiber reinforced asphalt mixtures. This study offers a feasible and effective way to enhance asphalt pavement performance while addressing solid waste management issues.
Keyword :
Fiber reinforced asphalt Fiber reinforced asphalt Molecular dynamics simulation Molecular dynamics simulation On-site paving On-site paving Road Performance Road Performance Slag fiber Slag fiber
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| GB/T 7714 | Fei, Mingen , Cai, Qingbing , Wu, Weijian et al. Surface modified slag fiber reinforced asphalt mixture: Enhancement of pavement performance and field validation [J]. | CASE STUDIES IN CONSTRUCTION MATERIALS , 2025 , 22 . |
| MLA | Fei, Mingen et al. "Surface modified slag fiber reinforced asphalt mixture: Enhancement of pavement performance and field validation" . | CASE STUDIES IN CONSTRUCTION MATERIALS 22 (2025) . |
| APA | Fei, Mingen , Cai, Qingbing , Wu, Weijian , Yan, Xiaoqian , Zhao, Huilong , Yu, Kunming et al. Surface modified slag fiber reinforced asphalt mixture: Enhancement of pavement performance and field validation . | CASE STUDIES IN CONSTRUCTION MATERIALS , 2025 , 22 . |
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Plant oil-based waterborne polyurethanes (WPU) take advantage over traditional solvent-based polyurethanes by using sustainable raw material sources and avoiding VOC emissions. However, the preparation of plant oil-based WPU usually requires long drying times and high energy consumption. Developing plant oil-based WPUs with high solid content and low viscosity emerges as a promising solution for these challenges. In this study, a palm oil-based monomer, POEA-MA, with unevenly distributed carboxyl groups on the side chains was synthesized through thiol-ene click chemistry. Utilizing this unique molecular structure, we successfully developed a palm oil-based WPU with bimodal particle distribution, achieving both high solid content (51%) and low viscosity (277.3 mPa·s). The introduction of 1,6-naphthalenediol as chain extender enhanced the main chain rigidity and increased the hydrogen bond content of the system, allowing the WPU films with tunable tensile properties (tensile strength 1.3‒13.9 MPa, elongation at break 122‒384%) and hardness (4B‒4H). The prepared WPU films demonstrated commendable performance in coating applications, including strong corrosion resistance with a corrosion inhibition rate of 99.56%, outstanding adhesion (5B), high flexibility (Φ 1 mm), impact resistance (1 m), and good solvent resistance. © 2025, The Authors. All rights reserved.
Keyword :
Corrosion rate Corrosion rate Corrosion resistance Corrosion resistance Corrosion resistant coatings Corrosion resistant coatings Hydrogen bonds Hydrogen bonds
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| GB/T 7714 | Geng, Shimin , Hu, Yongtao , Hong, Xinwen et al. Palm Oil-Based Waterborne Polyurethanes: Achieving High-Solid and Low-Viscosity Through Bimodal Particle Design [J]. | SSRN , 2025 . |
| MLA | Geng, Shimin et al. "Palm Oil-Based Waterborne Polyurethanes: Achieving High-Solid and Low-Viscosity Through Bimodal Particle Design" . | SSRN (2025) . |
| APA | Geng, Shimin , Hu, Yongtao , Hong, Xinwen , Chen, Tingting , Fei, Mingen , Wu, Shuyi et al. Palm Oil-Based Waterborne Polyurethanes: Achieving High-Solid and Low-Viscosity Through Bimodal Particle Design . | SSRN , 2025 . |
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以木本棕榈油衍生的二乙醇酰胺(POEA)、 1,4-丁二醇(BDO)和六亚甲基二异氰酸酯(HDI)为原料,制备生物基热塑性聚氨酯(POEA-HDI)胶黏剂;然后,以工业废弃的聚对苯二甲酸乙二醇酯(PET)纤维毡为增强材料,采用模压成型技术制备PET纤维/棕榈油基聚氨酯复合防水卷材(POEA-PET)。采用差示扫描量热(DSC)仪、电子黏度仪、万能试验机、不透水仪等对POEA-HDI的黏度和POEA-PET的力学性能、老化行为、不透水性进行分析。研究结果表明:POEA-HDI在室温下的黏度约为30 mPa·s; POEA-PET的最佳加工温度为140℃。其中,POEA-PET 0.5和POEA-PET 1的各项指标均达到国标GB/T 35467—2017中H、E类湿铺防水卷材所述标准,具体如下:卷材的最大拉力为6.32 N/mm和7.06 N/mm,最大拉力处的伸长率为102%和88%,抗撕裂力为100 N和124 N,卷材接缝剥离强度为1.10 N/mm和1.06 N/mm,卷材/水泥剥离强度为2.36 N/mm和1.74 N/mm。
Keyword :
回收PET纤维 回收PET纤维 复合材料 复合材料 棕榈油 棕榈油 热塑性聚氨酯 热塑性聚氨酯 防水性 防水性
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| GB/T 7714 | 曾雍 , 黄振 , 林文龙 et al. PET纤维/棕榈油基聚氨酯复合防水卷材的制备与性能 [J]. | 生物质化学工程 , 2025 , 59 (03) : 1-7 . |
| MLA | 曾雍 et al. "PET纤维/棕榈油基聚氨酯复合防水卷材的制备与性能" . | 生物质化学工程 59 . 03 (2025) : 1-7 . |
| APA | 曾雍 , 黄振 , 林文龙 , 陈义桢 , 邱仁辉 , 刘文地 . PET纤维/棕榈油基聚氨酯复合防水卷材的制备与性能 . | 生物质化学工程 , 2025 , 59 (03) , 1-7 . |
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Reclaimed asphalt pavement (RAP) is a byproduct of transportation infrastructure construction and road maintenance. While it can be recycled by incorporating it into new asphalt mixtures, its usage is often limited due to the degraded performance of the resulting recycled asphalt mixtures including high brittleness, insufficient moisture resistance, and cracking at low temperatures. This study focuses on the development of a polymer modifier derived from vinyl ester and bio-based acrylated epoxidized soybean oil resin to facilitate the use of RAP. This modifier is specifically designed to enhance recycled asphalt binders and improve the performance of waste fiber reinforced asphalt mixtures, as verified by controlled trials. Based on resin curing and rheological analysis, the modifier underwent crosslinking during hot mixing, forming a polymer network. The rejuvenating effect of the modifier was demonstrated through Fourier transform infrared spectroscopy, gel permeation chromatography test, atomic force microscope images, and dynamic shear rheological test. The modifier dissolved the viscous asphaltenes, restoring the aged asphalt to a colloidal state and reducing its brittleness. For recycled asphalt mixtures, adjusting the asphalt to aggregate ratio to 3.5% and incorporating 0.4% fiber led to a 34.6% improvement in Marshall stability. Additionally, the presence of fibers and polymer modification strengthened the recycled asphalt mixture’s resilience to heat and moisture, improving its road performance and making it well-suited for warm and humid environments. This modifier is demonstrated to form polymer networks, restore aged asphalt binder, and address the insufficient performance of recycled asphalt mixtures. © The Author(s) 2025.
Keyword :
Asphalt mixtures Asphalt mixtures Asphalt pavements Asphalt pavements Binders Binders Brittleness Brittleness Fibers Fibers Fracture mechanics Fracture mechanics Moisture Moisture Plastic recycling Plastic recycling Reinforcement Reinforcement Soybean oil Soybean oil
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| GB/T 7714 | Fei, Mingen , Sun, Linli , Yu, Huaye et al. Polymer modifier from vinyl ester and soybean oil derivatives: enhancing recycled asphalt and PET fiber reinforced asphalt mixture [J]. | Journal of Infrastructure Preservation and Resilience , 2025 , 6 (1) . |
| MLA | Fei, Mingen et al. "Polymer modifier from vinyl ester and soybean oil derivatives: enhancing recycled asphalt and PET fiber reinforced asphalt mixture" . | Journal of Infrastructure Preservation and Resilience 6 . 1 (2025) . |
| APA | Fei, Mingen , Sun, Linli , Yu, Huaye , Wu, Weijian , Cai, Qingbing , Zheng, Xiaoyan et al. Polymer modifier from vinyl ester and soybean oil derivatives: enhancing recycled asphalt and PET fiber reinforced asphalt mixture . | Journal of Infrastructure Preservation and Resilience , 2025 , 6 (1) . |
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Waterproofing membranes are widely used on roofs, walls, basements, and other parts of buildings to effectively prevent water penetration and erosion. This study develops a sustainable composite waterproofing membrane from a palm oil-based poly(urethane urea) (POPUU) elastomer and waste poly(ethylene terephthalate) (PET) fibers. A high biobased content POPUU elastomer was synthesized using renewable palm oil-based diethanolamide, 4,4 '-diaminodiphenyl disulfide (APDS), and hexamethylene diisocyanate. The incorporation of APDS into the POPUU promoted a microphase-separated structure with abundant hydrogen bonds, significantly enhancing its adhesion and cohesion. The POPUU adhesives exhibited a lap-shear strength of up to 6.2 MPa on wood with good performance on steel and glass. The bonded samples maintained an average of 80% of their initial strength across multiple bonding cycles and a broad temperature range (-25-50 degrees C). The prepared PET fiber-reinforced composite membranes exhibited impressive tensile properties (442.9 N/50 mm, 59.1%), thermal aging resistance, peel strength, and water impermeability.
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| GB/T 7714 | Huang, Zhen , Geng, Shimin , Chen, Yizhen et al. Development of Palm Oil-Based Poly(urethane Urea) Adhesives for Composite Waterproofing Membranes Reinforced with Waste Poly(ethylene Terephthalate) Fibers [J]. | INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH , 2025 , 64 (44) : 21074-21083 . |
| MLA | Huang, Zhen et al. "Development of Palm Oil-Based Poly(urethane Urea) Adhesives for Composite Waterproofing Membranes Reinforced with Waste Poly(ethylene Terephthalate) Fibers" . | INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH 64 . 44 (2025) : 21074-21083 . |
| APA | Huang, Zhen , Geng, Shimin , Chen, Yizhen , Qiu, Renhui , Fei, Mingen , Liu, Wendi . Development of Palm Oil-Based Poly(urethane Urea) Adhesives for Composite Waterproofing Membranes Reinforced with Waste Poly(ethylene Terephthalate) Fibers . | INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH , 2025 , 64 (44) , 21074-21083 . |
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Soybean oil has been utilized as a raw material to develop biobased polymer to replace petroleum-based counterparts due to its abundance, renewability, and molecular designability. Acrylated epoxidized soybean oil (AESO) is a commercially available product and has been used in coatings, plasticizers, and composites. The curing of AESO resins normally refers to the free-radical polymerization of C--C bonds, which is closely related to the types of initiators and reactive diluents (RDs). In this work, the processing parameters and curing kinetic mechanism of AESO resins were investigated based on the extrapolation method, Kissinger, Crane, and Friedman equations, and the influences of initiators and RDs on the curing of the resins were explored. Results indicated that the types of initiators significantly affected the processability and curing kinetics of AESO resins, and the curing temperatures and reaction activation energy of the resins were strongly associated with the decomposition temperature and activation energy of the initiators. The number of C--C bonds and molecular structure of RDs considerably influence the curing characteristics of the resins. The addition of RDs endowed the reaction more complexity, and the activation energy significantly depended on the level of C--C conversion.
Keyword :
Acrylated epoxidized soybean oil Acrylated epoxidized soybean oil Chemical structure Chemical structure Comonomers Comonomers Curing kinetics Curing kinetics Processing parameters Processing parameters
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| GB/T 7714 | Chen, Tingting , Zhang, Liyuan , Chen, Yizhen et al. Non-isothermal curing kinetics of soybean oil-based resins: Effect of initiator and reactive diluent [J]. | PROGRESS IN ORGANIC COATINGS , 2024 , 188 . |
| MLA | Chen, Tingting et al. "Non-isothermal curing kinetics of soybean oil-based resins: Effect of initiator and reactive diluent" . | PROGRESS IN ORGANIC COATINGS 188 (2024) . |
| APA | Chen, Tingting , Zhang, Liyuan , Chen, Yizhen , Qiu, Renhui , Liu, Wendi . Non-isothermal curing kinetics of soybean oil-based resins: Effect of initiator and reactive diluent . | PROGRESS IN ORGANIC COATINGS , 2024 , 188 . |
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