Miramer PU 2560

MIRAMER PU2560 is an aliphatic urethane difunctional acrylate oligomer, designed primarily for use in coatings and inks. Here's a breakdown of its characteristics and applications based on the provided technical data sheet:

Product Data:

• Functionality: 2 (difunctional)
• Appearance: Liquid
• Color (APHA): 50 max.
• Viscosity @ 60℃: 3,000 cps
• Refractive Index (nD25): 1.463
• Molecular Weight (GPC): 11,000
• Polymer Solids (wt%): 100
• Reactivity (mJ/cm²): >300
• Pencil Hardness: < 6B
• Pendulum Hardness (sec): 39

Key Features:

• Low Viscosity: Facilitates easy handling and application.
• Chemical Resistance: Offers protection against various chemicals.
• Flexibility: Provides excellent flexibility, making it suitable for applications requiring bendability.
• Low Yellowing: Maintains clarity and color over time.
• Hardness: Provides a balance of hardness and flexibility.
• Scratch Resistance: Enhances durability against surface abrasions.

Major Applications:

• Coatings: Suitable for wood and plastic substrates.
• Optical Fiber Coating: Provides protective coating for optical fibers.
• Inks: Used in offset printing inks.

Storage and Handling:

• Storage: Should be stored in a cool, dry place away from direct sunlight.
• Sealing: Containers should be tightly sealed when not in use.
• Safety: Direct exposure to eyes and skin should be avoided.

Additional Information:

• Film Properties: Specific properties such as tensile strength, elongation, and Young’s modulus are not provided in the datasheet.
• Packaging: Standard packaging is 200kg epoxy coated steel drums.

MIRAMER PU2560 from Miwon Specialty Chemical Co., Ltd. is formulated to meet the requirements of flexible and durable coatings and inks, offering a balance of performance attributes like flexibility, chemical resistance, and low yellowing, which are critical in various industrial applications.