By Ellie Gabel, Associate Editor, Revolutionized Magazine

Few industries have seen as many innovations in such a short period as the packaging and labeling sector. The industrial and reusable packaging segment, in particular, demands long-lasting, durable performance as products get transported through complex supply chains and warehouses. Modern containers require clear and visually appealing labels that can withstand continuous handling, intensive cleaning, and rigorous logistics.

In-mold labeling (IML) is embedded into totes and containers during production, ensuring exceptional longevity, functionality, and support for companies’ sustainability objectives. 

The Core Performance Benefits of IML

Experts predict that the global IML market will reach $3.14 billion by 2030, increasing at a CAGR of 4.6%. Aside from its cost-effectiveness, strength and consistency, customer preferences for convenience and premium packaging are driving these innovations.

By fusing the label directly to the container, IML creates a seamless, reinforced plastic component that is scratch-resistant, waterproof and capable of withstanding chemicals, ultraviolet (UV) rays, industrial cleaning and repetitive use. 

Recyclability and adherence to compliance standards also boost its favorability among manufacturers. The parts for this fully monomaterial product are derived from a single material. This allows for more simplified recycling and waste reduction, unlike pressure sensitive alternatives.

Grafilm’s IML products illustrate these advancements, ensuring robust performance for in-mold solutions within injection and compression-molded parts. The material offers superior chemical durability and wear resistance while also protecting against damaging UV rays. It is even applicable to difficult glass-filled nylon and polycarbonate blends, which expands its use for durable goods and industrial environments.

The Logistics Revolution

Efficient and returnable totes, containers, and bins are crucial in the current logistics landscape. IML is redefining asset control within material handling by delivering nearly indestructible labeling that lasts throughout the product life cycle. It integrates vital information, such as barcodes, instructions or warnings, directly onto the structure. The labels remain legible even after the containers are subjected to aggressive cleaning or handled multiple times.

The permanent nature of IML reduces the risk of misidentification and product loss, streamlines supply chain automation, and boosts compliance. Considering there are over 6,000 big-box facilities and countless smaller operations throughout the United States, enhancing traceability and durability through IML is necessary to address various warehousing challenges.  

How technology is advancing IML’s capabilities

Technological advancements are improving IML performance and capabilities for packaging professionals. For instance, cutting-edge robotic systems recognize the exact label placement for items and utilize sensors and 3D profiling to adjust to changes in coordinates on conveyor systems. This reduces downtime, improves accuracy, and enhances cost-effective scaling.

Recent studies in visual object recognition and convolutional neural networks have demonstrated robots’ ability to develop hand-eye coordination for grabbing objects. Researchers found that after 800,000 grip attempts conducted by 14 robots, the mechanisms can learn to grasp objects independently via perception-action mapping.

Digital printing has also advanced IML, making dynamic and adjustable labeling feasible for larger containers and totes. Its flexibility especially enhances prototyping processes and allows for swift design modifications. However, ink quality and precision diecutting are crucial for producing accurately sized and vibrant graphics that maintain their integrity.

Among the most impressive technologies in IML’s capabilities is smart labeling systems, which harness RFID, barcodes, NFC technologies, and automated applicators. These solutions supply real-time product identification and visibility, with details about the containers’ statuses and locations throughout distribution.

The end-to-end traceability encourages better inventory management, regulatory compliance, and counterfeit prevention for smoother operations.

Building Resilience Into Tomorrow’s Packaging

In-mold solutions have quickly matured from a niche feature to a necessary component of resilient containment. As supply chain challenges and sustainability expectations increase, IML solutions stand out as a way to weave innovation and lasting dependability. Professionals should embrace and invest in these new technologies for assured quality and functionality from start to finish.

About the author: Ellie Gabel has worked in the science and tech space for nearly four years. Her work has been featured in Global Trade Magazine, Power Magazine, and EPS News. She also serves as the Associate Editor of Revolutionized Magazine.