Covestro Desolite® DP-1021 Primary Optical Fiber Coating, UV Cure (10 kg)

Covestro Desolite® DP-1021 is a UV-curable primary optical fiber coating specifically engineered for multimode fiber manufacturing applications. Designed to support higher production speeds and improved optical performance, this advanced primary coating helps reduce attenuation while providing excellent mechanical protection for optical fibers.

DP-1021 offers an optimized combination of processing efficiency, low-temperature flexibility, and optical performance, making it an excellent choice for modern multimode fiber production environments.

Supplied in a 10 kg container for high-volume manufacturing applications.

Note: This product is not available for shipment to China.

Features and Benefits

Designed for Multimode Fiber Manufacturing

Developed specifically as a primary coating for multimode optical fibers.

Fast Processing Performance

Supports higher manufacturing throughput and improved production efficiency.

Low Attenuation Design

Engineered to help minimize optical signal loss and improve fiber performance.

Excellent Low-Temperature Flexibility

Maintains coating performance in demanding low-temperature environments.

UV-Curable Technology

Enables rapid curing and efficient production line operation.

Reliable Fiber Protection

Provides the primary protective layer required for optical fiber manufacturing.

Technical Specifications

Product Information

• Product Type: UV-Curable Primary Optical Fiber Coating

• Package Size: 10 kg

• Fiber Type: Multimode Optical Fiber

Liquid Coating Characteristics

• Viscosity at 25°C: 6,000 mPa·s

• Liquid Refractive Index at 23°C: 1.481

Cured Coating Characteristics

(Tested at Less Than 1% Relative Humidity)

• Glass Transition Temperature: -57°C at E' 1000 MPa

• Glass Transition Temperature: -45°C at E' 100 MPa

Cured Optical Properties

(Tested at 23°C, 50% Relative Humidity)

• Cured Refractive Index: 1.487

Typical Applications

Optical Fiber Manufacturing

• Multimode fiber production

• Primary optical fiber coating

• Telecommunications fiber manufacturing

• Data communications fiber manufacturing

• Specialty multimode fiber production

Production Environments

• High-speed fiber drawing lines

• UV curing systems

• Fiber coating operations

• Optical fiber processing facilities

Why Choose Desolite® DP-1021?

Desolite® DP-1021 was developed to meet the demands of modern multimode fiber manufacturing by combining fast processing characteristics with low attenuation performance and excellent low-temperature flexibility. It is an ideal solution for manufacturers seeking improved production efficiency and reliable optical fiber protection.

Storage and Handling

Store according to the manufacturer's recommendations and protect from exposure to UV light prior to use. Proper storage conditions help maintain product performance and shelf life.

Additional Information

• Not available for shipment to China

• Tariff charges may apply depending on destination and shipping requirements