Roofing Systems

INFORMATION & IDEAS

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Coupling Agents

Coupling Agents

Several DuPont polymer modifiers can be used as coupling agents in filled plastic compounds, often enhancing performance properties.

PVC Roofing with DuPont™ Elvaloy® KEE

PVC Roofing with DuPont™ Elvaloy® KEE

The unique PVC roofing membrane plasticizer from DuPont is typically used in low-slope, single-ply commercial roofing membrane systems from leading manufacturers.

PVC Compounding with DuPont™ Elvaloy®

Formulating PVC with Polymeric Plasticizers

Formulating PVC with Polymeric Plasticizers

Compared to conventional monomeric and polymeric plasticizers, Elvaloy® resins are higher in molecular weight, helping impart higher tensile strength and tear resistance...

Flexible PVC Modification

Flexible PVC Modification

For flexible PVC, DuPont™ Elvaloy® solid-phase (polymeric) plasticizer adds permanent flexibility, enabling the development of higher-value products.

Analysis of Thermoplastics in PVC Pipe Liners

Analysis of Thermoplastics in PVC Pipe Liners

DuPont Senior Technical Specialist, E. R. Griffin, analyzes thermoplastics used in fold-and-form PVC pipe liners.

Ask for Roofing Membranes Made with Elvaloy® KEE

Ask for Roofing Membranes Made with Elvaloy® KEE

Ask for roofing membranes made with DuPont™ Elvaloy® KEE to make sure your roofing project has long-lasting performance.

DuPont™ Elvaloy® KEE Terpolymer Overview

DuPont™ Elvaloy® KEE Terpolymer Overview

DuPont™ Elvaloy® KEE is a unique ketone ethylene ester (KEE) terpolymer supplied in pellet form to makers of durable low-slope roofing membranes.

Chemical Resistance of DuPont™ Elvaloy® KEE

Chemical Resistance of DuPont™ Elvaloy® KEE

Products made with Elvaloy® KEE have shown chemical resistance, being used successfully for many years in a variety of chemical environments.

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