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Pine Resin Derivatives as Sustainable Additives to Improve the Mechanical and Thermal Properties of Injected Moulded Thermoplastic Starch
bioplastic corn starch glycerol thermoplastic starch gum rosin injection-moulding
2024/1/22
Fully bio-based materials based on thermoplastic starch (TPS) were developed starting from corn starch plasticized with glycerol. The obtained TPS was further blended with five pine resin derivatives:...
Improvement of physical and mechanical properties of poplar wood via immobilization of rosin by grafting of vinyl chains
Wood polymeric rosin wood impregnation mechanical properties fluorescence microscope
2023/12/4
Rosin is renewable biomass with the potential to enhance wood properties. However, its high leaching rate restricts the durability of rosin impregnation. To immobilize rosin in wood structure, polymer...
GUS Aerogel Modified Phenolic Nanocomposites: Effects of Inhomogeneous Cross-Linking Characteristics and Interfacial Phase Properties on the Mechanical Behavior
GLASS-TRANSITION GRAPHENE OXIDE POLYMER NANOCOMPOSITES DIELECTRIC-PROPERTIES MOLECULAR MOBILITY DYNAMICS REINFORCEMENT NANOPARTICLES TEMPERATURE DISPERSION
2023/12/1
Mechanical properties of thermosetting polymer nano composites (PNCs) are largely dominated by the polymer-nanoparticle interfacial phase. However, not much is known about the association of interfaci...
Room-Temperature Green Recyclable Epoxy Composites with Enhanced Mechanical and Thermal Properties Cross-Linked via B-O-C Bonds
Dynamic covalent bond Epoxy resin Green chemistry Polymerization Thermoset composites
2023/11/30
Without any catalyst, a novel way for the preparation of epoxy (EDSPs) and their composites by cross-link via dynamic B-O-C bonds was presented. The EDSPs with a glass transition temperature (T-g) of ...
Mechanical properties of carbon nanotubes/epoxy nanocomposites: Pre-curing, curing temperature, and cooling rate
Carbon nanotubes curing epoxy mechanical properties nanocomposites polymer nanocomposites
2023/11/30
The effects of composite fabrication, such as pre-curing, curing temperature, and cooling rate, were studied. In this work, the pre-curing was defined as heat treatment of Multi-Walled Carbon Nanotube...
MIT class journeys to fascinating places where mechanical engineering affects biology（图）
机械工程 生物学 细胞力学
2022/5/10
Even for a second-year PhD student researching the mechanics of living cells, the influence of physical forces within the world of living things is a source of wonder.
Versatile building blocks make structures with surprising mechanical properties（图）
机械性能 机器人 风力涡轮机
2020/11/18
Researchers at MIT’s Center for Bits and Atoms have created tiny building blocks that exhibit a variety of unique mechanical properties, such as the ability to produce a twisting motion when squeezed....
An injectable self-healing hydrogel-cellulose nanocrystals conjugate with excellent mechanical strength and good biocompatibility
Cellulose nanocrystals (CNCs) Graft Nanocomposite hydrogel Reversible covalent bond Self-healing
2020/4/20
In this work, a novel strategy for the construction of injectable self-healing nanocomposite (NC) hydrogels dominated by reversible boronic ester bonds was demonstrated. Specifically, NC hydrogels wer...
Thermo-mechanical behavior of elastomers with dynamic covalent bonds
Elastomer Dynamic covalent bond Nanocomposite Thermo-mechanical response Constitutive modeling
2020/4/13
Natural and synthetic rubbers (networks of polymer chains connected by irreversible chemical cross-links) cannot be repaired after damage, while discarded rubbers cannot be economically recycled and r...
Rheological and mechanical properties of cellulose/LDPE composites using sustainable and fully renewable compatibilisers
blends cellulose and other wood products compatibilization phase behavior rheology
2019/12/16
Cellulose composites with polyethylene (PE) permit to reinforce this commodity polymer, while at the same time introducing renewable content and thus minimizing the use of petroleum-based feedstocks. ...
3D Printing of Poly(propylene fumarate) Oligomers: Evaluation of Resin Viscosity, Printing Characteristics and Mechanical Properties
3D Printing Poly(propylene fumarate) Oligomers Resin Viscosity
2019/11/25
Complex three-dimensional (3D) pore geometries, useful for tissue engineering scaffolds, can be fabricated via photo-crosslinking of resorbable poly(propylene fumarate) (PPF) resins using stereolithog...
The Department of Mechanical Engineering at the University of Michigan (UM)
The Department Mechanical Engineering University Michigan UM
2019/10/10
The University of Michigan is home to one of the world’s top mechanical engineering programs, with a rich history and a strong, clear vision for the future. We continue to shape the field by generatin...
Preparation and mechanical properties of green epoxy nanocomposites with cellulose nanocrystals
PHYSICAL-PROPERTIES CURING BEHAVIOR SOYBEAN OIL EPOXIDATION NANOFIBER MODEL
2019/9/30
Epoxy resin is widely used to make composites, electronic and electric parts, adhesives, and coating materials because it has excellent thermal, electrical, and mechanical properties. Using natural ma...
Department of Mechanical Engineering at the University of Michigan Research Team a Finalist for the 2019 Gordon Bell Prize（图）
Mechanical Engineering University of Michigan Finalis 2019 Gordon Bell Prize
2019/9/24
Mechanical Engineering Associate Professor, Vikram Gavini, along with his group members Sambit Das (PhD student, ME) and Dr. Phani Motamarri (Assistant Research Scientist, ME) have taken great strides...
Modified cellulose nanocrystals enhancement to mechanical properties and water resistance of vegetable oil-based waterborne polyurethane
biopolymers and renewable polymers polyurethane silylated cellulose nanocrystals surface modification
2019/8/5
Environmentally friendly and lightweight silylated cellulose nanocrystal (SCNCs)/waterborne polyurethane (WPU) composite films that exhibit excellent mechanical properties and water resistance were pr...