Adhesives
Articles tagged with Adhesives
Move over cassette tapes, adhesive tape has memory, too
Ordinary adhesive tape stores a sequence of multiple memories with tunable strength, allowing for simple mechanical calculations. Researchers developed an automated device to create these memories by peeling the tape past designated distances.
Freshwater mussel protein offers new source of inspiration for medical-grade glues
Researchers identified a protein from the quagga mussel that can stick to surfaces underwater without DOPA, a modified amino acid previously thought essential for adhesion. The findings could inform the design of future medical glues and anti-fouling technologies.
Stick-on gel offers new way to treat and monitor plants
Engineers developed an adhesive gel that can deliver substances into plants' tissues, clearing bacterial infections within 48 hours. The gel sticks to various surfaces, including hairy leaves and stems, and can be removed without damage.
Water-soluble cellulose adhesive enables strong, reusable bonding across extreme conditions
Researchers have developed a water-soluble cellulose ethyl phosphite (CEP) adhesive that integrates high bonding strength, environmental tolerance, and recyclability. The CEP adhesive demonstrates remarkable thermal stability and resistance to moisture-related degradation, making it suitable for various applications.
Scientists develop scalable ultrastrong bamboo strips through revolutionary "homogeneous fusion" technique
Scientists developed a scalable ultrastrong bamboo strip through homogeneous fusion, achieving 942 MPa tensile strength and 32.1 GPa Young's modulus. The material demonstrates exceptional durability, biodegradability, and practical scalability for various industries.
Programmable ‘smart stamp’ transfers microscopic chips to build 3D circuits
Researchers develop programmable system to selectively pick up and place delicate electronic components, enabling mass production of defect-free displays and 3D microchips. The 'smart stamp' technology uses localized heating to control a polymer's stickiness, allowing precise transfer of semiconductor chips and other materials.
Researchers capture thermal fluctuations in polymer segments for the first time
Kyushu University researchers observed individual polymer chains' behavior on solid surfaces, revealing non-equilibrium dynamics and thermal fluctuations. The study contributes to enhancing adhesive performance and lightweighting of materials.
Stopping fatal blood loss with clay
Developing a lifesaving device that can stop fatal blood loss in seconds, researchers at Texas A&M University have made significant breakthroughs. By using clay minerals and nano-silicate particles, the team has created injectable hemostatic bandages that reduce bleeding time by nearly 70%.
Scientists uncover the molecular marvel behind spider silk’s super powers
Researchers at King's College London and San Diego State University identified the molecular interactions that give spider silk its exceptional strength and flexibility. The findings provide general design principles for developing high-performance, sustainable fibers.
Jeonbuk National University researchers develop novel eco-friendly and photo-switchable smart adhesives
Jeonbuk National University researchers have developed a novel, eco-friendly, and photo-switchable smart adhesive using biomass-derived materials. The adhesive demonstrates reversible light-controlled adhesion and retains over 90% of its original strength after repeated usage cycles.
A bioadhesive sponge inspired by mussels and extracellular matrix offers a new way to stop internal bleeding
Researchers developed a composite bioabsorbable hemostatic sponge inspired by mussels and extracellular matrix. The sponge quickly absorbs blood and firmly adheres to tissues, enhancing hemostatic performance. It promotes wound stabilization, accelerates blood clotting, and reduces inflammation and tissue damage.
Sticky business: A “stick–peel–reuse” adhesive based on lock-and-key chemistry
Scientists at The University of Osaka developed a polymeric adhesive that can be reused repeatedly by introducing reversible bonds into the interface. This technology could improve manufacturing yield, reduce costs and minimize waste.
SEOULTECH researchers develop smart adhesive system based on starfish for aquatic applications
Researchers from Seoul National University of Science & Technology developed a smart adhesive system based on starfish for temporary and switchable underwater adhesion. The system exhibits high adhesion hysteresis, automatic release based on outside stimuli, and quick detachment by pneumatic actuation.
An alternative adhesive for wearable medical devices
Researchers at Texas A&M University have developed a new type of adhesive that could improve the comfort and safety of wearable medical devices. The adhesive, made from polyelectrolyte-complex coatings, is water-based and has been shown to match the strength of commercial-grade adhesives while reducing skin irritation.
Researchers uncover new and surprising traction trait in sculpins
A team of researchers from Syracuse University and the University of Louisiana at Lafayette has discovered a new surface texture on sculpin fins that may enhance their grip in harsh environments. This finding could lead to the development of bio-inspired adhesives for robots, medical devices, and other applications.
Self-adaptive core-shell dry adhesive: a breakthrough for high-strength adhesion in non-parallel contact
Researchers developed a self-adaptive core-shell dry adhesive with remarkable performance under non-parallel contact. The 'live core' adapts to macroscopic interfacial angle errors, enabling stress equalization and high adhesion strength.
Building better bioadhesives for long-term medical implants
Jiawei Yang creates bioadhesives with two layers, a transparent solid hydrogel layer and a clear liquid adhesive layer, to provide fast, strong, stable, and deep adhesion in the body. The new bioadhesives have potential applications in treating Parkinson's disease, heart failure, and healing damaged cartilage.
Population monitoring of the olive fly is updated with a more efficient method
Researchers have developed a more efficient method to monitor the olive fly population, enabling growers to make informed decisions on pest control. The new system uses small double-sided yellow adhesive panels, distributed at 4-15 traps per hectare, to accurately estimate olive fly numbers and damage.
Plastic bottles easier to recycle with new degradable glue
A new polymer adhesive has been developed that can be removed from plastic surfaces with basic or alkaline solutions, improving the quality of recycled plastic. This breakthrough could transform how waste is handled across industries by making it easier to separate different materials during recycling.
Promising alternative: A versatile biomacromolecules-based cage-like nanoadhesive as an optimized strategy to polymer-based adhesives for corneal transplantation
Researchers developed a novel biocompatible nanoadhesive for corneal transplantation, showcasing improved cell compatibility and antibacterial performance. The nanoadhesive demonstrates strong adhesive strength and prevents wound infection without causing necrosis.
Researchers find high levels of the industrial chemical BTMPS in fentanyl
A recent study by UCLA researchers has discovered high amounts of bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate (BTMPS) in illicitly sold fentanyl. BTMPS is not approved for human consumption and has been linked to serious health effects such as cardiotoxicity and ocular damage.
Research update: Generating electricity from tacky tape
Researchers have developed a new, low-cost triboelectric nanogenerator (TENG) that harnesses the power of tacky tape to generate electricity. The device produces up to 53 milliwatts of power and can light over 350 LED lights or power a laser pointer.
Green tea-based adhesive films show promise as a novel treatment for oral mucositis
Researchers developed mucoadhesive films combining xyloglucan and green tea extract to treat oral mucositis, a painful inflammation caused by cancer treatment. The films demonstrated high strength and adhesion forces comparable to commercial products, showing promise as a novel treatment for oral mucositis.
The secret to robust and reversible underwater adhesion: The answer lies in epidermal growth factor (EGF) domain
A POSTECH research team found that EGF/EGF-like domains interact with GlcNAc-based biopolymers to achieve strong underwater adhesion without oxidation, leading to durable and reversible bonds.
Polymer research shows potential replacement for common superglues with a reusable and biodegradable alternative
Researchers at Colorado State University have developed a stronger, biodegradable adhesive polymer that can replace common superglues. The new polymer, made from P3HB, offers tunable adhesion strength and is biodegradable under various conditions.
A new turning point in lung cancer treatment, inspired by mussels
Researchers developed a novel inhalable therapeutic delivery system for lung cancer using mucoadhesive protein nanoparticles inspired by marine mussels. The approach leverages the adhesive properties of mussel proteins to enable selective payload release and minimize adverse effects.
Achieving bone regeneration and adhesion with harmless visible light
Researchers at POSTECH developed an innovative injectable adhesive hydrogel that regenerates bone using harmless visible light. The hydrogel addresses limitations of existing treatments by simultaneously achieving cross-linking and mineralization without separate bone grafts or adhesives.
A complex structure created by Neanderthals discovered in Gibraltar
A team of researchers from over 5 countries found a Neanderthal structure in Vanguard Cave, Gibraltar, that matches theoretical studies on anoxic heating. The discovery suggests Neanderthals had advanced cognitive abilities, including organization and practice to extract resin.
Emerging electronic materials for next generation soft bioelectronic applications: From material designs to devices performances
Liquid-based electronic materials offer inherent flexibility and conformability, mitigating mechanical mismatches between human tissues and electronic devices. These materials have been demonstrated in various applications such as strain sensors, touch sensors, implantable stimulators, encapsulation solutions, and adhesives.
No bolts about it: New technology improves structural strength
Researchers have developed functional interlocking metasurfaces that offer more structural strength and stability than traditional techniques like bolts and adhesives. These metasurfaces can selectively disengage and re-engage on demand while maintaining consistent joint strength.
New research on octopus-inspired technology successfully maneuvers underwater objects
Researchers have developed an octopus-inspired adhesive that can quickly grab and controllably release challenging underwater objects. The adhesive achieves high attachment strength on various surfaces, including rough and curved ones, within a fraction of a second.
Octopus-inspired adhesive works well in wet conditions
Researchers developed an octopus-inspired adhesive with elastic, curved stalk and membrane that adheres to multiple surfaces in wet environments. The adhesive demonstrated strong attachment to complex objects and could be rapidly attached and released.
Inspired by Spider-Man, a lab recreates web-slinging technology
Researchers at Tufts University develop a web-slinging technology that shoots fibers from a needle, solidifies into a string, and adheres to objects. The innovation uses silk fibroin solution with added dopamine and chitosan to increase tensile strength and adhesiveness.
NIH awards ADA Forsyth over $6 million to design AI-driven amalgam replacement for dental restoratives
The ADA Forsyth Institute has received a $6.2 million grant from the NIH to design an AI-driven amalgam replacement for dental restoratives. The new material will feature self-healing and antimicrobial properties, responding to biological signals in each individual patient's mouth.
New adhesive using elastomer makes lighter, more carbon-efficient vehicles possible
Researchers at Nagoya University developed a new adhesive combining epoxy resin and hydrogen-bonded styrenic thermoplastic elastomers. The breakthrough offers unparalleled impact strength, enabling lighter vehicle production with improved fuel efficiency and reduced emissions.
Adhesive comes unglued on command
A new type of mussel-inspired adhesive has been developed that can be deactivated 'on command' through oxidation, allowing for efficient repair and recycling. The biobased adhesive loses its stickiness without becoming dramatically hydrophobic, making it easier to remove.
Researchers create new class of materials called ‘glassy gels’
Glassy gels are a new class of materials that combine the properties of glassy polymers and gels, with unique characteristics including high elasticity and adhesive surfaces. The materials were created by mixing liquid precursors with an ionic liquid, resulting in a hard yet stretchable material.
Rewritable, recyclable ‘smart skin’ monitors biological signals on demand
Researchers developed an adhesive sensing device that seamlessly attaches to human skin to detect and monitor various health signals, such as glucose levels and heart rate. The device can be reprogrammed and recycled, making it a potential tool for managing diseases like diabetes.
Adhesive coatings can prevent scarring around medical implants
Researchers developed adhesive hydrogel coatings that eliminate fibrosis, a common issue with medical implants. The coatings bind devices to tissue and prevent the immune system from attacking them.
The secret to saving old books could be gluten-free glues
Researchers analyzed wheat-based glues used in historic bookbinding to understand their adhesiveness and degradation. They found that starch glue is more durable and flexible than flour glue, making it a potentially better choice for book repairs.
Brigham researchers develop sprayable hydrogel for gastrointestinal wound healing
Researchers at Brigham and Women's Hospital developed a sprayable adhesive hydrogel product to address GI wound management limitations. The material promotes rapid wound healing, provides tissue protection, and minimizes complications under harsh conditions.
Did neanderthals use glue? Researchers find evidence that sticks
Neanderthals used a complex adhesive made from ochre and bitumen to construct their stone tools, revealing higher levels of cognition and cultural development than previously thought. This discovery provides early evidence of adhesive use in Europe and sheds light on the cognitive abilities of Neanderthals.
Personalized adhesives for inner healing – now tailored just for you
Researchers developed customized adhesive patches using mussel-derived proteins, exhibiting strong underwater adhesion, biocompatibility, and adjustable degradation time. These patches showed successful treatment in animal models, paving the way for personalized medical applications.
New adhesive tape picks up and sticks down 2D materials as easily as child’s play
Researchers developed a UV-sensitive tape that can transfer 2D materials like graphene with ease, reducing damage and increasing efficiency. The new technology allows for flexible plastics to be used in device substrates, expanding potential applications.
KAIST research team develops sweat-resistant wearable robot sensor
A KAIST research team has developed a stretchable and adhesive microneedle sensor that can detect physiological signals without being affected by sweat and dead skin. The sensor allows for long-term stable control of wearable robots, enabling precise movement recognition for rehabilitation treatments.
A KAIST team develops selective transfer printing technology for MicroLEDs
Researchers at KAIST have developed a micro-vacuum assisted selective transfer printing (µVAST) technology to improve the transfer of microLED chips. The technology uses laser-induced etching to create micro-hole arrays on glass substrates, allowing for precise alignment and higher adhesion switchability.
Innovative gel offers new hope for treating gastrointestinal leaks
Researchers developed an adhesive gel to seal and heal challenging gastrointestinal tract-to-skin connections, showing promising results in studies. The gel's unique composition ensures it can effectively seal fistulas, preventing further complications and aiding in healing.
When sticky becomes unsticky – the invention of reversible glue
Researchers developed a water-based emulsion adhesive that can be separated by acidic or alkaline water, making it ideal for recycling. The glue's reversible nature enables efficient detachment of labels from bottles, reducing waste sent to landfill.
Reversible adhesive
A team of scientists at Newcastle University has created a novel, water-based adhesive system that can bond surfaces in the neutral pH range but can be detached again in strongly acidic or alkaline environments. The new adhesive exhibits high adhesion strength to difficult-to-bond polypropylene surfaces.
Incheon National University scientists develop new hydrogels for wound management
Researchers from Incheon National University create gelatin patches that generate molecular oxygen to accelerate wound healing. The new hydrogels demonstrate improved coagulation, blood closure, and neovascularization in both in vitro and in vivo experiments.
Sandcastle worm nests inspire new low-carbon building materials
Researchers develop natural-based, low-carbon building materials by mimicking the composite adhesive secreted by sandcastle worms, which binds grains together. These materials exhibit good mechanical performance and can be constructed from various grains using oppositely charged bio-polymer adhesives.
Researchers unveil new flexible adhesive with exceptional recovery and adhesion properties for electronic devices
Researchers have developed a new flexible adhesive with improved recovery capabilities and high adhesive strength, enabling applications in foldable displays and medical devices. The adhesive demonstrated remarkable stability under repeated deformation and strain, making it suitable for fields requiring flexibility and optical clarity.
Solving stickiness sustainably
A team of chemists at Purdue University has created a sustainable adhesive system that uses epoxidized soy oil, malic acid, and tannic acid. The new adhesive is inexpensive, effective, scalable, practical to produce and completely sustainable.
New bio-based glues from Purdue form adhesive bonds that grow stronger in water
A team of Purdue researchers developed patent-pending adhesive formulations from sustainable bio-based components that grow stronger when exposed to water. The adhesives have potential applications in coral reef restoration, construction, biomedical, dental, food, and cosmetic industries.
Recyclable photoreactive adhesive
Researchers at NIMS have created a novel adhesive that can be repeatedly bonded and unbonded under controlled conditions. This 'reset-on-demand' technology allows for the recovery and reuse of both the adhesive and substrate, addressing environmental concerns while maintaining strong adhesion.
Solving the industry's sticky recycling issues
Scientists at the University of Surrey have developed a new degradable adhesive that can dissolve adhesive residue left on recyclable materials, improving recycling processes and product quality. The additive, similar to commercial packaging tape, allows for faster label detachment and reduces environmental impact.
Stronger tape engineered through the art of cutting
Researchers at Virginia Tech developed a method to create adhesives with both strong bonds and easy removal using the ancient Japanese art of cutting paper. This innovation has potential applications in robotic grasping, wearables for health monitoring, and manufacturing for assembly and recycling.
Oregon State University researchers working on process for upcycling waste PVC into adhesive
Researchers at Oregon State University have developed a process to convert waste PVC into a wax-based adhesive, which can replace traditional adhesives in the flooring industry. The new adhesive avoids volatile organic compounds (VOCs) and has potential applications in various construction sectors.
A novel stem cell adhesive using mussels
Researchers have created a novel bioadhesive material to facilitate stem cell transplantation into damaged cartilage. The adhesive, derived from mussel protein and hyaluronic acid, enables the secure encapsulation of stem cells, promoting cartilage regeneration.