Tremco Vulkem 191 QD Primer

Primer Itself.

Vulkem NEM

All other Tremco Polyurethane Membranes

Vulkem 191 QD Primer:

Vulkem 191 QD Primer is a high-quality and rapid-curing primer, specially developed to promote interlaminar adhesion between Tremco waterproofing layers. This one-part, moisture-curing primer serves as an excellent adhesion promoter and interlaminar primer for Tremco polyurethane sealants and membranes. With its single-component formulation, Vulkem 191 QD Primer provides efficient material usage, making it highly suitable for small areas. Its quick-drying feature enables contractors to install the membrane within just 30 minutes of primer application, saving valuable time and ensuring efficient project completion. Moreover, this primer is designed to re-activate existing polyurethane membranes after the initial application window has passed, effectively minimizing application issues and reducing the impact of adverse weather conditions.

USAGE/PURPOSE

Vulkem 191 QD Primer is used as an adhesion promoter and interlaminary primer for Tremco polyurethane sealants and membranes.

TYPICAL PHYSICAL PERFORMANCE

• Type: Solvent-Based Adhesive
• Physical State: Viscous Liquid
• Odour: Minimal
• Dry Time (@ 25°C): 15 – 30 minutes

FEATURES & BENEFITS

• Single component product provides efficient use of material for small areas.
• Quick drying allows contractors to install membrane within 30 minutes of application.
• Re-invigorates existing polyurethane membranes after initial application window is lost, minimizing application issues and impact of weather.

LIMITATIONS

• Do not apply over contaminated or damp surfaces.
• Do not thin.
• Do not leave exposed for a prolonged period of time as it will yellow and lose effectiveness.