Close-up image of a precision adhesive dispensing system. A cylindrical metal component with intricate cutouts is visible in the center, likely a rotor or stator part. Above it, a silver-colored dispensing nozzle is positioned, connected to a blue tube for spraying the activator. The setup is mounted on a blue platform, demonstrating the precise application method for DELO-QUICK activators in industrial adhesive processes.

DELO News

Press Release | Aug 20, 2018

DELO Solvent-Free Activators: An Overview

Activators are a useful material when processing anaerobic-curing adhesives for metal bonding. However, they typically come with potentially harmful solvents. DELO-QUICK activators are solvent-free, enabling fast metal bonding without putting people or the environment at risk.

Activators reduce curing time in anaerobic-curing metal adhesives, which achieve their strength under oxygen deprivation. However, in contrast to anaerobics or other reaction adhesives, most activators contain solvents. As a result, these activators must first evaporate for a few minutes until the solvent has volatilized and the system has dried.

DELO-QUICK 5910 and 5975: Innovative solvent-free solutions

This is not necessary for the low-viscosity DELO-QUICK 5910 and the higher-viscosity DELO-QUICK 5975. Both either activator and the adhesive can be processed using the wet-on-wet method, without prior evaporation. Components can then be joined directly after dispensing the activator. Further processing can continue immediately, which in turn reduces production cycle times.

Both activators can be easily processed and applied by means of a rotor spray, endless-piston dispenser, pinch valve, brush coating, or spray coating.

Close-up image of a adhesive dispensing system. A cylindrical metal component with intricate cutouts is visible in the center, likely a rotor or stator part. Above it, a silver-colored dispensing nozzle is positioned, connected to a blue tube for spraying the activator. The setup is mounted on a blue platform, demonstrating the precise application method for DELO-QUICK activators in industrial adhesive processes.

Both activators can be easily dispensed using a spray.

Health and environmental benefits

Being solvent-free, the new activators eliminate the risk of solvent vapors emerging and the associated health and environmental risks. These materials also do away with extraction systems and explosion protection measures in production.

In addition, the fluorescent agents found in the activators allow the application process to visually be monitored via camera, ensuring optimal quality.

Another advantage is that these activators improve humidity resistance when bonding metals such as stainless steel or aluminum. With DELO-QUICK 5975, this is even the case for nickel, which is considered to be difficult to bond because of its different coatings.

DELO-QUICK 5910 and 5975 at a glance

  • Solvent-free and less harmful
  • Enables components to be joined directly and processed immediately
  • Eliminate the need for extraction systems, explosion protection
  • Improve humidity resistance

If you would like to implement these materials into your production setting, reach out to our experts for a commitment-free consultation.

About DELO

DELO is a leading provider of high-tech adhesives. For over 25 years, we have been offering solutions for the automotive, electronics, and semiconductor industries. Our innovative technologies set industry benchmarks. Companies like Bosch, Huawei, and Siemens trust DELO for superior adhesive technologies.

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