Adhesion Matters

Elena Bondwell

Adhesion Matters pulls back the curtain on the remarkable world of adhesives—the invisible technologies quietly revolutionizing everything from smartphones and EVs to Hollywood effects and wind turbines. We guide listeners on a deep-entangled journey through innovation, sustainability, and the surprising human stories behind the products that hold our modern life together.

Adhesion Matters isn’t just about chemistry—it’s a storytelling lens on how sticky stuff shapes our world. Every episode reveals that adhesives do more than bind—they enable durability, safety, and innovation across industries. Tune in if you’re curious about the overlooked tech that really holds things together.

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51 episodes
Updated Aug 24, 2025

Episodes51

Newest first

Aug 3, 2025 · 12 min
How Henkel’s Lightning Film Keeps Planes Safe in Flight
What happens when a lightning bolt slams into one of today’s sleek, composite airplanes—without a trace of metal to conduct the charge? In this deep dive from Adhesion Matters, we explore Henkel’s advanced surfacing film technology, designed to keep modern aircraft safe, structurally intact, and visually flawless. What You’ll Discover: Lightning Isn’t Just Dramatic—It’s Inevitable In-flight aircraft—especially those built with modern composites—can be struck by lightning as often as once per year. Without proper protection, these powerful jolt can damage critical structural components. Composite Challenge, Innovative Solution Unlike traditional metallic airframes, composite materials lack conductivity. Henkel’s surfacing film tackles this by integrating expanded copper foil directly into an epoxy-based film, creating a lightweight shield against electric currents. Built for Efficiency and Precision This film isn’t just protective—it’s highly efficient. Its thin, consistent layer improves surface quality, slashes prep time (no sanding needed), and enables paint-ready finishes straight from the mold. Lightweight, High-Performance, Easy to Apply Delivering up to 30% weight savings compared to older, bulkier surfacing methods, the film also simplifies handling and speeds up both production and repair workflows. More Than Meets the Eye The material is not just protective—it’s practical. Offering superior resistance to micro-cracking, excellent paint adhesion, and a clean surface ready for topping off, it's a smart fit for modern aerospace demands. Safety Meets Logistics Since it’s temperature-sensitive, proper storage and global distribution—like cold-chain logistics—are essential to maintain performance from supplier to line. Why It Matters: This episode pulls back the curtain on a hidden but critical protective layer in modern aviation. If you're intrigued by how material science, safety engineering, and industrial efficiency intersect, you'll find this episode electrifying.
Aug 3, 2025 · 17 min
China’s Adhesive Surge: Tech, EVs & the Sticky Future
How do smartphones, EVs, and sleek packaging stay intact on the world’s fastest-growing manufacturing frontier? In this episode of Adhesion Matters, we journey into China’s vast and booming industrial adhesive market. What You’ll Discover: Massive Growth, Clearly Measured China’s adhesives sector was already worth over $13 billion in 2024 and is projected to reach nearly $17 billion by 2028—driven by segments like packaging, construction, and electric vehicles. Where the Demand is Hottest Packaging adhesives are set to surge past $7 billion by 2030, with China holding a 20% global share. Automotive adhesives—especially for EVs—are also skyrocketing. Meanwhile, construction adhesives are propelled by the nation's massive infrastructure build-out and push toward sustainable, prefabricated housing. Green Chemistry in Play Environmental mandates are steering the market toward low-VOC, waterborne formulations (accounting for about 40% of market share) and fast-curing hot melts—especially in auto applications. Local Advantage, Global Stakes Polyurethane remains dominant overall, while acrylics—valued for fast bonding and durable performance—are growing rapidly. Local Chinese innovators are gaining ground with cost-efficient high-performance formulations, challenging global incumbents on both price and speed. Multinationals Making Their Bet Global adhesive giants aren’t just watching—they’re investing heavily. Dow, DuPont, Henkel, and others have expanded local production and R&D capacity to serve the high-tech needs of electronics, EVs, renewable energy, and advanced packaging. Distributors Redefined Companies like Bodo Möller Chemie are elevating their role—they’re not just warehousers anymore, but high-touch partners offering labs, technical support, and localized solutions. A recent major acquisition has just boosted their revenue in China to well over $100 million. Challenges and Strategic Imperatives Foreign players must navigate fierce competition, IP risk, and raw material volatility. Success depends on sustained innovation, strong local partnerships, and agility in adapting to this fast-evolving and strategic market. Why Listen: China isn’t just consuming adhesives—it’s setting the pace for future-forming industries like EVs, smart packaging, and green construction. This episode shines a light on how materials, markets, and strategy converge in the world's most pivotal chemical growth arena.
Aug 3, 2025 · 16 min
DuPont's Adhesives: The Invisible Force Behind Our Stuff
What if I told you that everyday adhesives from a global innovator like DuPont are the silent alchemists behind countless products? In this episode of Adhesion Matters, we explore how their diverse adhesive portfolio is literally keeping our connected world—and its innovations—glued together. What You’ll Discover: Beyond Glue: High-Performance Solutions Everywhere From advanced industrial bonding to mass-market fixes, DuPont’s adhesive range spans structural epoxies, instant-fix cyanoacrylates, glass bonding systems, and more—each engineered for precision and durability. Mastering Mixed-Material Assembly Learn how DuPont adhesives are designed to bond materials that traditionally resisted joining—think metal to plastic, glass to composite—with tailored formulations that adhere flawlessly and reliably. Customized for Challenge Automotive glass bonding, rubber repairs, and innovative OEM assembly lines all benefit from DuPont’s industry-grade solutions built for exacting standards and peak performance. Collaborative Chemistry This isn’t a one-stop product drop—DuPont works closely with engineers and designers to co-develop solutions that anticipate project needs long before parts hit the line or the shelf. Why It Matters: This episode shows how a powerhouse like DuPont quietly supports innovation across sectors—from the cars we drive to the devices we rely on. If you’re curious about how smart adhesives enable better design, stronger assembly, and more sustainable solutions in our modular world, this episode breaks it all open—one formula at a time.
Aug 3, 2025 · 20 min
Adhesives That Make Flight Possible
What keeps modern aircraft light, strong, and safe in the skies? In this episode of Adhesion Matters, we uncover how next-gen adhesives are pushing aerospace technology to new heights—literally. What You’ll Discover: Beyond Bolts and Rivets Mechanical fasteners are no longer the default—adhesives offer critical advantages like significantly reduced weight, smoother stress distribution, and faster assembly. Meeting Aerospace’s Toughest Demands From reinforcing lightweight composites to meeting critical fire, smoke, and toxicity (FST) standards in cabin materials, adhesives do more than bond—they ensure safety and performance at altitude. Innovations Sparked by Crisis An unexpected fuel leak on an aging fighter jet set the stage for a revolution: engineers realized that adhesive bonding could outperform traditional fasteners—transforming aerospace assembly forever. Strength Where You Look—and Where You Don't Adhesives provide up to 20% stronger joints than rivets and can reduce assembly weight by as much as 75%. They eliminate thousands of drilled holes, giving engineers freedom to design the impossible. Molecular Mastery Bond strength comes from a symphony of mechanical interlocking, electrostatic forces, and interfacial molecular interdiffusion, rather than brute force alone. Role-Based Application Insights In cabins: fire-resistant epoxies and safety-ready adhesive films. For transparent parts: flexible polyurethanes that endure vibration and temperature swings. Structural fill: custom core fillers, potting compounds, and syntactic materials reinforce lightweight honeycomb panels. Manufacturing & Maintenance Edge From composite part fabrication to field repairs—exacting surface prep, mixing, curing (including post-cure for maximum strength), and thermal management make all the difference between success and failure. The Future of Adhesives Is Smart and Sustainable Think adhesives that simplify logistics with wider temp ranges, speed up curing without compromise, add functionality like conductivity and sensing, support recycling and repair, and even detect hidden damage autonomously. Why It Matters: Adhesives may be invisible, but they’re integral to modern aviation. This episode reveals not just how planes are held together—but how performance, safety, innovation, and sustainability leap forward when chemistry leads engineering.
Aug 3, 2025 · 14 min
Tesa Tapes: The Invisible Tech Heroes Inside Your Gadgets
Touchscreen, wearable, or VR headset—no matter the gadget, it’s adhesive tape that often holds your tech together. In this episode of Adhesion Matters, we uncover how Tesa delivers far more than “sticky strips,” bringing precision engineering, sustainability, and deep smartphone know-how to some of the most advanced devices ever made. What You’ll Learn: More Than Just Sticky Tesa’s tapes are engineered with specific jobs in mind—structurally bonding delicate displays, managing heat and shock, shielding electronics, and enabling flexible hinges and screens to last thousands of cycles. Digital Simulation Meets Physical Excellence Using Finite Element Analysis (FEA), Tesa collaborates with OEMs early in the design phase to virtually test how tapes will perform under stress—dropping phones, extended use, heat cycling—before a single prototype is built. Tailored for Every Device Smartphones: Ultra-thin display lamination, battery mounts, camera module placement. Foldables & AR/VR Devices: Flexible, shock-absorbing, optical-clear adhesive films that survive bending and heavy use. Smartwatches: Tiny, tough tapes that bond cover glass, antenna elements, sensors, and modules—often in microscale geometries. Sustainability Stuck In Tesa integrates recycled and bio-based materials, reduces plastic waste (even recycling end caps), and uses 100% renewable energy across manufacturing sites. They emphasize circularity—even exploring “Bond & Detach” tapes that release cleanly when needed, opening the door to recyclability and repair. An Invisible (But Indispensable) Hero These tapes are so integral they’re nearly invisible—but they ensure drop resilience, water sealing, optical clarity, and long-term durability. They’re the smart tape keeping tomorrow’s gadgets sleek, resilient, and cleaner. Why It Matters: Tesa’s tape technologies aren’t just components—they’re material intelligence in action. Whether you’re a product designer, sustainability advocate, or a curious consumer, this episode shines a light on the hidden engineering that makes your favorite devices reliable, repairable, and more sustainable.
Aug 3, 2025 · 16 min
Smart De-Bonding: Peel-Off Glue That Opens the Future
What if a bond could hold strong... until you decided to let go? In this eye-opening episode of Adhesion Matters, we dive into game-changing innovation from France’s Rescoll: a smart primer that enables adhesives to be reversible on demand—unlocking powerful possibilities for recycling, repair, and product circularity. What You’ll Discover: The Double-Edged Strength of Adhesives Modern adhesives make our phones, vehicles, and wind turbines lightweight and durable—but at the end of life, those same bonds make disassembly nearly impossible, tethering valuable parts to waste. INDAR Primer: A Primer That Wants to Let Go Rescoll’s INDAR primer behaves like a normal primer—except when you apply heat. At a preprogrammed temperature (e.g., 120, 150, or 180 °C), it releases gas at the bond line, causing a rapid drop in adhesive strength—turning steel-strong bonds into peelable surfaces, without damaging the parts. Real Industries Seeing the Impact Automotive: In collaboration with Mercedes-Benz Trucks via the EU Horizon 2020 “Decode” program, the technology helps debond cockpit components from tens of thousands of buses—boosting recyclability and maintenance efficiency. Renewable Energy: Imagine debonding gigawatt-scale turbine blades for repair or recycling. Beyond: Electronics, shoes, aerospace interiors, even clothing—that same reversible bonding concept is being tested everywhere. Combined with Smarter Recycling This precision debonding can be paired with chemical recycling (such as hydrocracking) to separate complex parts cleanly—feeding higher-quality feedstock into value-generating reuse rather than energy-wasting incineration. Why It Matters: What if adhesives weren’t just about strength, but also thoughtful separation? Debonding on Demand shifts the design paradigm—so products can be built for performance and deconstruction. If you're passionate about extending product lifecycles, cutting down industrial waste, or crafting truly circular solutions, this episode is for you.
Aug 3, 2025 · 12 min
Tremco’s High-Heat Silicon Pastes: Extreme Bonding Solutions
Ever wondered how everyday appliances, airplanes, and high-tech electronics stay sealed and safe under extreme conditions? In this episode of Adhesion Matters, we unpack PACTAN—Tremco CPG’s high-performance line of silicone pastes and sealants that quietly make countless technologies reliable. What You’ll Discover: High-Heat Heroes Explore how PACTAN 6075, a one-part, non-sagging silicone paste, keeps its composure in brutal environments—withstanding 250 °C continuously for 2,000 hours, and short bursts up to 300 °C. Production-Level Efficiency With quick surface skinning in about 11 minutes, this paste cuts production delays and prevents dust contamination—perfect for tight timelines and clean lines. Safety & Compliance Built-In Tested to rigorous flammability standards, this sealant keeps performance high and risk low—earning trust from critical industries like aerospace via distributors like Boeing Distribution. One Brand, Many Solutions The PACTAN portfolio isn’t one-size-fits-all: from single-component systems (easy, humidity-curing cartridges) to fast-curing two-component systems—designed for precise control, thick fills, and hard-to-reach spots. Engineering Versatility, Industrial Reach PACTAN shows up everywhere—from sealing oven doors and electronic housings, to gasketing around engine components, bonding architectural glazing, insulating sensors in aircraft and trains, and even weatherproofing kitchen appliances under constant heat and moisture. Deep-Dive Deets Temperature range: –50 °C to 250 °C RATED Strong adhesion to metals, glass, composites Non-corrosive, low-outgassing—ideal for sensitive electronics and optics Tough against oil, ozone, UV, and harsh chemicals Pro Tips for Perfect Application Always clean and dry surfaces thoroughly. Use the right applicator—manual caulking or pneumatic gun—and work in a ventilated workspace (you’ll recognize the initial vinegar smell as it cures). And tip-to-tip tools after use—once PACTAN sets, it’s practically permanent. Why It Matters: From your smartphone to your oven, from train cabins to airplane panels, PACTAN seals the deal—where reliability, safety, and performance can't be compromised. If you're into manufacturing, high-performance design, or just love the science of unseen solutions, this episode brings those invisible connectors into sharp focus.
Aug 3, 2025 · 20 min
Dow’s Silicone Sealants: Durable Defense for Any Climate
Ever wondered why your washing machine seal still holds after years of hot cycles and detergent sloshing—or why industrial gears run silently without cracking? This episode of Adhesion Matters dives deep into the world of DOWSIL™ silicone sealants and foams, engineered by Dow for unmatched durability and versatility in industrial, appliance, and maintenance applications. What You’ll Discover: Built to Last, No Matter the Conditions These sealants reliably handle extreme temperature swings—from deep freeze to scorching industrial heat—and resist UV, chemical attack, and thermal shock better than most organic alternatives. A Long-Lasting Investment Dow’s silicones often outlast organic-based options by up to three times—so you save time, money, and downtime on repairs or replacements. Bonding That Sticks—and Smart Electrical Behavior With excellent adhesion to a broad range of materials—glass, metals, plastics, ceramics—these silicone systems also resist burning and meet demanding fire-safety standards, making them ideal for electronics and appliances. Formats for Every Job Explore a wide chemistry palette: RTV (room-temperature vulcanizing) systems, rapid heat-cure formulas, hot-melt silicones for instant grip, one-part simplicity, two-part precision, and even silicone foams for gaskets and seals. The Secret Is in the Application Choosing the right product starts with knowing your cure type—but success hinges on flawless prep: cleaning (no detergent residue!), optional priming, correct tooling before skin sets, and proper curing conditions to activate full performance. Why You Should Listen: These sealants do more than just stick—they define reliability, performance, and lifecycle economy in high-stakes environments. Whether you're repairing machinery, designing next-gen appliances, or optimizing manufacturing flow, this episode reveals how smart materials meet real-world needs in ways you’ve probably overlooked.
Aug 3, 2025 · 19 min
Henkel's High-Tech Glue Powering Smart Cars
What silently brings your car's brains to life—its cameras, displays, sensors, and control units? In this episode of Adhesion Matters, we reveal how advanced adhesives from Henkel are vital to making safe, connected, and high-performance vehicles possible. What You’ll Discover: Electronics Everywhere—and the Heat They Generate As cars become more intelligent and electrified, electronics are packed into tight spaces—creating significant heat and high reliability demands. Solving that isn’t just about better engineering—it’s about smarter materials. Beyond Just Sticking Things Together From UV-cured adhesives that lock ADAS cameras in perfect alignment, to thermal gap pads that cool radar chips while blocking EMI, these are not ordinary glues—they are multi-functional material powerhouses. Specialized Solutions Across Vehicle Systems You’ll learn how Henkel's portfolio—including Loctite, Bergquist and Technomelt products—supports displays, sensors, control modules, and entire wire harnesses. Whether it’s liquid optically clear adhesives, underfill compounds, potting resins, or flexible hot melts, each plays a key role under the hood and inside the cabin. Tough Environments Demand Tough Chemistry Think extreme temperature swings, constant vibration, moisture, contaminants, and even road salt. These adhesives ensure your car’s electronics remain both functional and durable over years of use. Why It Matters: Your car’s high-tech capabilities don’t just depend on cutting-edge chips—they hinge on the materials holding them in place. This episode delivers a fascinating look at how adhesives are invisible champions of automotive innovation, safety, and longevity.
Aug 2, 2025 · 11 min
DuPont’s Car-Bonding Force: Structural Adhesives That Shape EVs
Did you know that one coat of structural adhesive can reinforce an entire EV architecture—making it lighter, stronger, and more crash-resistant than bolted designs? In this episode of Adhesion Matters, we spotlight how DuPont’s BETAMATE™ line of structural adhesives plays a pivotal role in modern automotive design. What You’ll Discover: Bonding the Future of Mobility BETAMATE™ adhesives come in both one- and two-component epoxy systems, offering high-strength, weight-saving alternatives to traditional mechanical fasteners. Perfect for lightning-fast EV assembly lines, these adhesives are engineered for both performance and efficiency. The Science Under the Hood Structural adhesives distribute stress evenly, reduce noise and vibration, and bond dissimilar materials—especially useful for joining gels, composites, aluminum, and high-strength steel. Their continuous bond lines contribute to greater rigidity and safer impact performance. Testing Under Tough Conditions These adhesives must withstand everything from crash impact to extreme heat and subzero temperatures (down to –40 °C). Tests like fatigue cycles, high-speed peel, and wedge-peel evaluate fracture toughness and bond durability—ensuring reliability in real-world driving. Why Auto Makers Care EV brands like Tesla and Rivian choose structural adhesives to reduce vehicle weight, enhance battery range, and simplify assembly. They also streamline production workflows—minimizing rework and boosting uptime. What Comes Next DuPont is pushing toward adhesives that are not only high-strength but also sustainable—integrating bio-based ingredients, lighter packaging, and even triggers for future debonding. The goal: less waste at end-of-life, better recyclability—and smarter adhesion from design to dismantling. Why It Matters: Whether you're fascinated by EV design, automotive engineering, or material innovation, this episode reveals how invisible chemistry is transforming the way tomorrow's vehicles are built—making them smarter, lighter, and more sustainable than ever before.
Aug 2, 2025 · 12 min
Aviation’s High-Performance Glue: Huntsman Leads the Way
What really helps modern aircraft fly faster, lighter, and safer? You might expect advanced engines—but the real unsung heroes are specialty adhesives and filler materials. In this premiere episode of Adhesion Matters, we dive into the hidden world of Huntsman Advanced Materials and discover how their high-performance solutions are transforming aviation. What You’ll Learn: From Drawings to Flight-Ready Huntsman’s adhesives, void fillers, and composite systems play a pivotal role in making aircraft lighter and more durable—helping manufacturers meet unrelenting demands for production speed, fuel efficiency, and cost reduction. Invisible Reinforcement Where It’s Needed Discover how void fillers reinforce honeycomb panels and seal edges—whether used in engine nacelles, cabins, or floors—to boost productivity by up to 50%, compressive strength by 40%, and offering forgiving mix tolerances that ease application without sacrificing performance. Adhesives—Better Than Bolts Huntsman’s structural adhesives can cut aircraft weight by as much as 75%. They replace holes and rivets with continuous bond lines, reducing corrosion risk and improving mechanical strength, fatigue resistance, and long-term durability. Composite Systems That Meet Rigorous Standards Specialized resins like those in the Eroldite and Apocasty families are essential for manufacturing and repairing aerodynamic components—radomes, fairings, and more—meeting strict flame, smoke, and toxicity (FST) standards to keep cabins safe. Acceptance Where It Counts Huntsman’s products are trusted by aviation giants like Airbus, Boeing, Rolls-Royce, and Gulfstream—they’re listed in structural repair manuals and widely specified in global OEMs’ design and repair workflows. That level of integration is backed by global technical support and local distribution. Sustainability Starts with Innovation From regulatory compliance to smarter simulation-driven formulation, Huntsman continues pushing for lighter, safer, and more eco-conscious adhesives—to drive aviation toward a greener, more efficient future. Why Listen: This inaugural episode reveals the invisible chemistry that enables modern flight—and why advanced materials like adhesives and fillers are foundational to innovation in aerospace. If you’re passionate about engineering, aviation, or the materials science that takes us higher, this one is essential listening.