Polynorbornene (PNB) is a high-performance polymer derived from norbornene monomers. It belongs to the cyclic olefin polymer family and is known for its excellent thermal stability, low dielectric properties, optical clarity, and customizable chemistry.

Polynorbornene is used in advanced energy, electrolyzers, rechargeable batteries, semiconductor packaging, electronic materials, optical materials, membranes, coatings, adhesives, dielectric materials, and advanced polymer formulations.

Polynorbornene offers a unique combination of properties including high glass transition temperature (Tg), low moisture absorption, low dielectric constant, low dielectric loss, good chemical resistance, and excellent processability. These characteristics make it valuable in advanced technology applications.

Polynorbornene materials are known for:

• High glass transition temperatures (Tg)
• Excellent thermal stability
• Low dielectric constant
• Low dielectric loss
• Low moisture absorption
• High optical clarity
• Tunable refractive index
• Tunable modulus
• Good chemical resistance

These materials offer:

• High glass transition temperatures (Tg)
• Low moisture absorption
• Low dielectric constant
• Low dielectric loss
• High electrical breakdown voltage
• Chemical resistance
• Low birefringence

The combination of a rigid polycyclic backbone and customizable functional groups enables the development of polymers with a rare combination of thermal, optical, electrical, and mechanical performance characteristics.

Yes. Polymer properties can be tailored by incorporating different norbornene monomers and functional groups to achieve desired electrical, thermal, mechanical, or optical performance.

Polymer properties can be tailored by changing the functional groups incorporated into the polymer structure. This allows optimization of:

• Adhesion
• Refractive index
• Toughness
• Crosslink density
• Solubility
• Modulus and elongation-to-break
• Coefficient of thermal expansion (CTE)
• Chemical resistance
• Dimensional stability
• Dielectric constant
• Dielectric loss
• Birefringence
• Transparency

Applications include:

• Semiconductor packaging
• Printed circuit materials
• High-frequency communication systems
• Optical components
• Adhesives and coatings
• Energy technologies
• Membrane technologies

Promerus materials can be processed using:

• Spin coating
• Solvent casting
• Resin transfer molding (RTM)
• Reaction injection molding (RIM)
• Screen printing
• Composite fabrication techniques

Promerus combines expertise in norbornene chemistry, proprietary polymer technologies, advanced analytical testing, catalyst development, and custom formulation design to create material solutions for challenging applications. This integrated approach enables the development of materials tailored to specific customer applications.

Promerus provides technical resources, publications, technology information, and direct technical support for customers interested in norbornene chemistry, polymer development, and advanced materials solutions.

Send an email to info@promerus.com to describe your application or technical question. Include your contact information, organization, intended application, material requirements, and any relevant performance or processing targets so that the inquiry can be responded to promptly.?