A Critical Component to Engineered Pressure Sensitive Products
In today’s highly specialized world of adhesives and engineered materials, the importance of release liners are sometimes underestimated. Yet, without these essential carriers, the functionality and performance of pressure sensitive products across countless industries would be compromised. At Fox River Associates, we specialize in delivering high-quality Paper Release Liners and Film Release Liners that are engineered to support complex adhesive applications with precision and reliability.
Whether you're producing medical devices, automotive components, or industrial tapes, release liners are not just accessories, they are critical components that determine the success of the entire product lifecycle.
What Are Release Liners?
A release liner is a carrier substrate—typically made of paper or film—that has been coated on one or both sides with a release agent such as silicone. This coating allows adhesives, mastics, or other sticky materials to be cleanly separated from the liner when needed. The release liner serves multiple purposes:
- Protecting the adhesive before application
- Ensuring dimensional stability during production
- Supporting accurate die-cutting, handling, and converting
- Enabling precision placement of the adhesive material
Each release liner must be tailored to the specific requirements of the adhesive product it supports. That’s why Fox River Associates offers a full range of customizable release liners that meet exact specifications for pressure resistance, temperature ratings, thickness, flexibility, and more.
Call Fox River Associates today at 1-800-647-6579 for more information about release liners for your specialty application. Or fill out the form on this page and our technical team will get back to you quickly.
Paper Release Liners vs. Film Release Liners
Choosing between Paper Release Liners and Film Release Liners depends on your application and performance requirements.
Paper Release Liners
Paper release liners are widely used due to their dimensional stability, affordability, and ease of die-cutting. They are typically used in:
- Medical device components
- Construction and building materials
- Tape applications
- Gaskets and seals
- Label stock and tags
Film Release Liners
Film release liners are often chosen for their durability, flexibility, and resistance to moisture, chemicals, and extreme temperatures. Common film substrates include PET, LDPE, HDPE, and PP. These are ideal for:
- Automotive part assemblies
- Composite materials and prepregs
- Electronic components
- Graphics and signage
- High-performance industrial tapes
Fox River Associates offers both paper and film release liners in one-sided and two-sided configurations, with a wide range of release levels and coating options. We can help you choose the right paper release or film release liner for your application. Call Fox River Associates today at 1-800-647-6579 or message us at info@foxriverassociates.com for more information about our full line of high-quality release liners. Or use the form on this page – our experienced team is ready to work with you.
Industries Relying on Engineered Release Liners
Fox River Associates works closely with customers across a wide range of industries, supplying precision-engineered paper and film release liners that enhance product performance. Some of the industries we serve include:
Automotive – High-temperature and chemical-resistant release liners for adhesives used in interior and exterior vehicle components. Emerging battery applications utilize Fox River Associates’ release liners.
Composites – Film release liners for prepreg and lay-up materials used in aerospace and sporting goods.
Electronics – Release liners that support clean removal and accuracy in applications like displays, sensors, and semiconductors.
Medical – Biocompatible release liners for wound care, transdermal patches, and diagnostic devices. Emerging wearable medical devices utilize release liners from Fox River Associates.
Graphics – Smooth-release liners for printed graphics, decals, and signage.
Construction & Building – Durable release liners for flashing tapes, roofing, and vapor barriers.
Tapes & Mastics – Engineered release liners to support adhesive-backed tapes with varying tack levels.
No matter what the industry, we understand that one size does not fit all. Our team works closely with your engineers to identify the appropriate release liner options for your product and performance goals.
Ready to learn more? Use the form on this page or call us at 1-800-647-6579. Let’s start the process of identifying solutions for your needs.
Key Benefits of Fox River Associates Release Liners
Our customers choose Fox River Associates for the following reasons:
- Extensive inventory of paper and film substrates
- Silicone and non-silicone release coatings
- Multiple release levels: easy, medium, or tight
- Available in custom widths, lengths, and thicknesses
- Short lead times and flexible production volumes
- Support from ideation through prototyping to production
Whether you need a PET film release liner for a critical electronics application or a glassine paper release liner for graphics, we have the knowledge and supply chain to support your needs. Email us at info@foxriverassociates.com – we’re ready to serve you.
Why Release Liners Matter in Engineered Pressure Sensitive Products
The engineered adhesive is only one side of the equation. The release liner it relies on plays a key role in:
- Ensuring Clean Application – A poorly matched release liner can cause adhesive transfer or contamination.
- Protecting Adhesive Chemistry – Release liners prevent premature curing or degradation.
- Allowing Custom Shapes and Cuts – Especially in die-cutting for medical or automotive parts.
- Improving Operational Efficiency – A consistent release liner enhances automated assembly lines.
- Meeting Regulatory and Industry Standards – Especially important in medical, aerospace, and electronics applications.
How We Identify the Right Release Liner for Your Needs
At Fox River Associates, we offer a simple yet thorough process to help you find or develop the appropriate paper or film release liner for your application.
Here’s how we work with you:
- Assess the application – We discuss adhesive chemistry, environmental conditions, and physical demands.
- Select the substrate – Paper, PET, LDPE, HDPE, PP, or other specialty films.
- Choose coating and release levels – One side or two? Light or tight release? Differential?
- Prototype and test – We provide samples and iterate to ensure perfect performance.
- Move to production – With flexible volume options and fast delivery.
Call Fox River Associates today at 1-800-647-6579 or message us at info@foxriverassociates.com for more information about our full line of high quality release liners. Likewise, fill out the form on this page and we will get back to you as soon as we can.
Advantages of Partnering with Fox River Associates
When you work with us, you're not just buying a release liner, you’re gaining a knowledgeable partner who understands the nuances of adhesive systems and end-use requirements. Our customers benefit from:
- Quick turnarounds and responsive communication
- Deep technical knowledge of adhesives and coatings
- Strong supplier relationships for consistent material availability
- In-house resources to support R&D and prototyping
- Flexible order quantities, from small batches to large-scale production
- A commitment to quality and precision
We know how to get you from concept to full-scale production faster and more efficiently than other suppliers in the industry.
Contact Us Today
If you're developing a pressure sensitive product and need a reliable, high-performance release liner, you’ve come to the right place. At Fox River Associates, our mission is to make sourcing the right Paper Release Liner or Film Release Liner as easy as possible—no red tape, no delays, just expert guidance, and superior materials.
Call Fox River Associates today at 1-800-647-6579 or message us at info@foxriverassociates.com for more information about our full line of high-quality release liners. Or fill out the form on this page and we will get back to you as soon as we can.
Let us help you elevate your engineered adhesive products with the perfect release liner—custom fit, performance-ready, and backed by more than 35 years of industry expertise.
Fox River Associates is now ISO 9001:2015 Certified.