Automotive Adhesives – CHEM PU
CHEM PU specializes in the development and manufacturing of high-performance polyurethane adhesives for automotive glazing. Our windshield adhesive series is engineered to deliver superior bonding strength, weather resistance, elasticity, and durability. Ideal for automotive manufacturing, repair, and aftermarket applications.
Chem Pu Automotive Adhesives: Engineered for Strength, Speed & Reliability
As the automotive industry evolves with electrification, lightweighting, and higher safety standards, the demands on adhesive technologies intensify. Chem Pu partners with manufacturers and repair specialists to provide high-performance polyurethane solutions that ensure structural integrity, production efficiency, and long-term durability—enabling the future of mobility, one secure bond at a time.
At a Glance: Why Automotive Leaders Choose Chem Pu
>400% Elongation: Our flagship adhesives withstand extreme stress and vibration, protecting critical bonds in demanding conditions.
1-Hour Drive-Away Time: Fast-cure formulations like PA-1601F minimize vehicle downtime, boosting workshop throughput.
Universal Bonding: Engineered to adhere strongly to diverse substrates—glass, metal, coated surfaces, and plastics—simplifying inventory and processes.
Primerless & Odorless Options: Streamline application, improve workplace comfort, and support cleaner production.
Our Solutions for Critical Automotive Applications
We specialize in polyurethane adhesives designed for the most demanding bonding and sealing challenges in vehicle manufacturing and aftermarket repair.
For the primary bond that ensures passenger safety and structural rigidity.
Key Products: PA-1801, PA-1601, PA-160N
Value Delivered: Exceptional tensile and shear strength, superior weather resistance, and long-term durability for windshields, side glass, and panoramic roofs across cars, buses, trucks, and specialty vehicles.
Where speed and reliability are equally critical for production lines or service centers.
Key Products: PA-1601F, PA-601F
Value Delivered: Rapid curing for shorter cycle times and quick vehicle turnaround, with excellent sag resistance and bubble-free application for consistent, high-quality seams.
For interior/exterior sealing, accessory attachment, and general automotive assembly.
Key Products: PA-1451, PA-1452, PA-1453, PA-145N
Value Delivered: Primerless convenience, environmental friendliness, good elasticity, and reliable performance for a wide range of materials, popular in auto-glass repair and body shops worldwide.
More Than an Adhesive: A Partnership for Performance
At Chem Pu, we understand that our products are integral to your quality and safety.
Focused Expertise: We dedicate our research to perfecting polyurethane chemistry for automotive applications.
Consistent Quality: Rigorous manufacturing controls ensure every cartridge and sausage delivers reliable performance.
Technical Support: Our team provides application guidance and data to help you select the optimal product for your specific need.
A: The key factors are cure speed, substrate type, and performance requirements.
For fastest assembly/repair with 1-hour drive-away: choose PA-1601F / PA-601F.
For highest strength and versatility across metals/plastics/glass: PA-1801 is ideal (primer required).
For general windshield repair and multi-material bonding without primer: the PA-1450 series (PA-1451, PA-1452, PA-1453) offers balanced performance.
For odor-sensitive environments (e.g., premium vehicle interiors): select PA-145N.
Contact our technical team for personalized recommendations based on your specific process and materials.
A: All Chem Pu windshield adhesives have a 9-month shelf life when stored properly.
Keep sealed in a cool, dry place (recommended: 5–25°C, <50% RH).
Avoid exposure to temperatures above 40°C or humidity over 80% RH, which can shorten product life.
Use cartridges or sausages in the order of receipt to ensure freshness.
A: For optimal results, apply at 5–35°C on clean, dry surfaces.
Low temperatures may slow curing; high temperatures can accelerate it. Ensure substrates are free of frost, moisture, oil, or old sealant residue.
A: Yes, when used correctly.
Wear protective gloves and eye protection.
Ensure adequate ventilation.
If skin contact occurs, wash immediately with soap and water.
Refer to the Safety Data Sheet (SDS) for each product before use.
Our formulations are designed to be low-odor and environmentally responsible.
A: Absolutely.
Technical Data Sheets (TDS) with full specifications are available for download on each product page.
Safety Data Sheets (SDS) are provided upon request or via our support team.
For complex applications or compatibility questions, our technical specialists are available for consultation.
