Born2Bond Ultra K85 from Intertronics is a quick and convenient instant cyanoacrylate adhesive (CA) combining fast fixture speed with exceptional resistance to humidity and high temperatures.
It can bond a wide range of substrates including plastics, rubbers, and metals, and offers long term durability in harsh environments withstanding up to 1,000 hours at 85degC/85% RH while still being a single-part, fast cure product.
Along with exceptional resistance to humidity and high temperatures, Born2Bond Ultra K85 has superior flexibility and elongation (30%) which provides good peel resistance.
This combination of durability, resistance, and flexibility opens up opportunities for real practical applications where cyanoacrylate adhesives might not have been considered before, such as: electronics exposed to thermal cycling and humidity; medical and wearable devices facing sweat, sterilisation, or temperature variation; industrial assemblies operating in variable or outdoor conditions; and automotive components, particularly under-bonnet or external assemblies.
Awarded for innovation and sustainability
Where sustainability in adhesives often comes with compromise, whether in performance, processing, or cost, Born2Bond Ultra K85 is a product breakthrough that strikes out in a different direction.
As well as being designed to perform where most cyanoacrylate adhesives start to fail, Born2Bond Ultra K85 is also manufactured from 60% bio-based raw materials, from reliable, sustainable sources.
Taken together, these significant advances in science and technical innovation with real-world industry impact were recognised with the 2026 Innovation Award from The Adhesive and Sealant Council (ASC).
Meets tough biocompatibility safety standards
Born2Bond Ultra K85 also passes ISO 10993-5 (cytotoxicity) which indicates that the adhesive is biocompatible, non-irritant, and safe for use in medical devices and healthcare environments.
Its low blooming characteristics make it well suited to applications where appearance is important. It provides a clean finish with no white residue without sacrificing speed or bond strength allowing for clean, elegant bond lines that preserve the design and appearance of medical devices, toys, and consumer products.
Where rugged performance and sustainability are both important, Born2Bond Ultra K85 proves that you don't have to choose one over the other.
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