L&L Products
heat activated sealant

Heat-Activated Sealants

Sealing Without Compromises

Our range of targeted acoustic solutions encompass various material constructions with one shared purpose: improving acoustic performance for our customers. In order to completely fulfill requirements and needs, our technologies can be adapted to address specific frequencies and sound amplitudes.

Custom-Engineered Solutions

performance

Dry-to-touch sealants can be an efficient and economical alternative to messy pastes and liquids.

water

Seals cavities to prevent the intrusion of water, air, dust, or fumes.

acoustic

Can be configured for Noise, Vibration, and Harshness (NVH) improvement.

simple integration

Simple integration into existing manufacturing processes and bake cycles.

complex cavity geometries

Well suited for use with complex cavity geometries.

configurable

Can be configured for anti-flutter applications.

Discover

superior

Superior Adhesion

  • Superior green (uncured) adhesion of pressure-sensitive adhesives to a wide range of substrates
    • Adheres to oily vertical surfaces and remains in place during curing
  • Excellent adhesion after cure
    • Seals and protects from rust and corrosion
    • Prevents intrusion of water, dust, gases, noise, and fumes
safe

Process Optimization

  • Pressure-sensitive adhesives
    • Ideal for temporary fixation prior to heat activation
    • Easy handling and manual application
    • Reduces waste and messy cleanup
    • No tools required for application
  • XiP™ parts
    • Fully automated with high repeatability
    • No waste from purging
    • Dry to touch
  • Molded parts
    • Integral clips or weld tabs
    • Easy integration into OEM assembly processes
    • No tools required for application
flexibility

Design Flexibility

  • High expansion (0% – 2,000%)
    • Gap-jumping capabilities to bridge varying design gaps
    • Suitable for large and small cavities
  • Custom engineering
    • Various forms: molded parts, PSA, extruded parts, die-cut parts, extrusion-in-place (XiP™) materials

Solutions

Our custom-engineered solutions are designed to meet the unique needs of each application, including activation under various time-temperature profiles, adhesion to different substrates, and resistance to certain environmental exposure conditions.

Resources

Download our resources to find out more on how our Heat Activated Sealants can be tailored to your needs to prevent the intrusion of water, air, dust, and fumes and to improve acoustic performance.

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