EBECRYL® 830

EBECRYL® 830 is a polyester hexaacrylate that is designed for use in UV/EB (ultraviolet/electron beam) cured products. Here's a breakdown of its key characteristics and applications as outlined in the technical datasheet:

Introduction:

• EBECRYL® 830 is a polyester hexaacrylate with fast cure response and moderate viscosity.
• Films cured by UV or EB exhibit good abrasion and scratch resistance, solvent resistance, and hardness.

Performance Highlights:

• Fast cure response and moderate viscosity.
• UV/EB cured products demonstrate good abrasion/scratch resistance, high surface hardness, and solvent resistance.

Suggested Applications:

• Suitable for various application methods including direct or reverse roll, offset gravure, metering rod, slot die, knife over roll, air knife, curtain, immersion, and spin coating methods, as well as offset and screen printing.
• Recommended for use in:
  • Paper upgrading
  • Coatings for wood and plastics
  • Abrasion and scratch resistant coatings
  • Dry offset inks
  • Fast curing coatings and inks

Specifications:

• Acid value: max. 30 mg KOH/g
• Appearance: Clear liquid
• Color, Gardner: max. 3
• Viscosity, 25°C: 45000 - 55000 mPa.s

Typical Physical Properties:

• Density, g/cm³ at 25°C: 1.18
• Functionality, theoretical: 6
• Oligomer, % by weight: > 75
• Acrylated polyols, % by weight: < 25

Typical Cured Properties:

• Tensile strength: 11165 psi (77 MPa)
• Elongation at break: 4%
• Glass transition temperature: 60°C

Precautions:

• Follow safety precautions outlined in the Safety Data Sheet (SDS).
• Store in appropriate conditions to avoid uncontrollable polymerization.
• Use with adequate ventilation and wash thoroughly after handling.

Storage and Handling:

• Avoid exposure to high temperatures, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids.
• Store in suitable containers and avoid procedures that remove or displace oxygen from the material.
• Keep container tightly closed and use with adequate ventilation.

Overall, EBECRYL® 830 offers fast curing and good performance properties, making it suitable for a variety of UV/EB cured products.