Archives: Listings

EBECRYL® 4858 is a low viscosity aliphatic urethane diacrylate. Here's an overview of its specifications, properties, applications, and handling instructions:

Introduction:

• EBECRYL® 4858 is characterized by its low viscosity, light color, and good impact resistance.
• Cured films exhibit good hardness, optical clarity, low color, and excellent outdoor durability.

Performance Highlights:

• Low viscosity
• Light color
• Abrasion resistance
• Chemical resistance
• Flexibility
• Impact resistance
• Toughness
• Excellent outdoor durability

Suggested Applications:

• Ophthalmic lens casting
• Coatings on rigid and flexible plastics
• Diluent for higher viscosity urethanes
• Wood coatings
• Screen inks

Specifications:

• Acid value, mgKOH/g max: 5
• Appearance: Clear liquid
• Color, Gardner max: 1
• Viscosity at 25°C: 5700 - 8300 mPa.s

Typical Physical Properties:

• Density at 25°C: 1.14 g/cm³
• Functionality, theoretical: 2
• Oligomer, % by weight: 100

Typical Cured Properties:

• Tensile strength: 6300 psi (43 MPa)
• Elongation at break: 2%
• Young’s modulus: 395000 psi (2700 MPa)
• Glass transition temperature: 113°C

Viscosity Reduction:

• Reactive diluents such as 1,6-hexanediol diacrylate (HDDA), isobornyl acrylate (IBOA), and trimethylolpropane triacrylate (TMPTA) can be used to reduce viscosity.

Precautions:

• Refer to the Safety Data Sheet (SDS) for identified hazards and recommended personal protective equipment and procedures.
• Avoid exposure to high temperatures, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids.
• Store in suitable containers and avoid oxygen-free atmospheres.
• Wash thoroughly after handling and use with adequate ventilation.

EBECRYL® 4858 should be handled and stored with care to ensure its stability and effectiveness in various applications.

EBECRYL® 8411 is an aliphatic urethane diacrylate, diluted with 20% by weight of the reactive diluent isobornyl acrylate (IBOA). Here's an overview of its specifications, properties, applications, and handling instructions:

Introduction:

• EBECRYL® 8411 is characterized by outstanding extensibility and flexibility, excellent abrasion resistance, good exterior durability, good adhesion, and non-yellowing properties.
• Films cured by ultraviolet light (UV) or electron beam (EB) exhibit exceptional flexibility and abrasion resistance, making them suitable for various applications.

Performance Highlights:

• Outstanding extensibility and flexibility
• Excellent abrasion resistance
• Good exterior durability
• Good adhesion
• Non-yellowing

Suggested Applications:

• Screen inks for plastics
• Screen inks for lamination
• Thermoformable screen inks
• Coatings for metal, wood, paper, and plastics
• Coatings requiring exterior durability

Specifications:

• Appearance: Clear to clouded liquid
• Color, Gardner: Maximum 1
• NCO, % max: 0.2
• Viscosity at 65.5°C: 3400 - 9500 mPa.s

Typical Physical Properties:

• Density at 25°C: 1.07 g/cm³
• Functionality, theoretical: 2
• Oligomer, % by weight: 80
• IBOA, % by weight: 20

Typical Cured Properties:

• Tensile strength: 1450 psi (10 MPa)
• Elongation at break: 230%
• Young’s modulus: 1450 psi (10 MPa)
• Glass transition temperature: 22°C

Viscosity Reduction:

• Can be reduced with reactive diluents such as 1,6-hexanediol diacrylate (HDDA), isobornyl acrylate (IBOA), trimethylolpropane triacrylate (TMPTA), and tripropylene glycol diacrylate (TPGDA).
• Reactive diluents are preferred to reduce solvent emissions.

Precautions:

• Refer to the Safety Data Sheet (SDS) for information on identified hazards, recommended personal protective equipment, and procedures.
• Avoid exposure to high temperatures, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids.
• Store in suitable containers and avoid oxygen-free atmospheres. Use dry air to displace material removed from the container. Keep the container tightly closed and use with adequate ventilation.

Storage and Handling:

• Store in stainless steel, amber glass, amber polyethylene, or baked phenolic lined containers.
• Avoid procedures that remove or displace oxygen from the material.
• Wash thoroughly after handling.

EBECRYL® 8411 should be handled and stored with care to ensure its stability and effectiveness in various applications.

EBECRYL® 2221 is a tin-free urethane acrylate oligomer known for its fast cure response when exposed to ultraviolet light (UV) or electron beam (EB). Here's an overview of its specifications, performance highlights, suggested applications, and precautions:

Introduction:

• EBECRYL® 2221 is a hexafunctional aromatic urethane acrylate oligomer belonging to the ECOWISE™ CHOICE product range for selected applications.

Performance Highlights:

• Good surface hardness
• Good solvent resistance
• High gloss
• Fast cure speed

Suggested Applications:

• Wood coatings and fillers
• Lithographic inks
  • Used to improve cure speed, scratch, and solvent resistance

Typical Values:

• Viscosity at 25°C: 18,000 - 24,000 mPa.s
• Color, Gardner max: 2

Physical Properties:

• Density: 1.18 g/cm³
• Molecular weight, theoretical: ± 1200
• Functionality, theoretical: 6
• Polymer solids, % by weight: 100

Typical Cured Properties:

• Tensile strength: 21.1 MPa
• Tensile elongation: 1.2%
• Young Modulus: 1820 MPa
• Tg (by DMTA- max tg δ): 120°C

Viscosity Reduction:

• EBECRYL® 2221 can be diluted with reactive monomers such as EBECRYL® 40, trimethylolpropane triacrylate (TMPTA), tripropylene glycol diacrylate (TPGDA), and 1,6-hexanediol diacrylate (HDDA).

Storage and Handling:

• Avoid exposing radiation curable products to temperatures exceeding 40°C for prolonged periods or direct sunlight.
• Store and handle in appropriate containers such as stainless steel, amber glass, amber polyethylene, or baked phenolic lined containers.
• Use dry air to displace material removed from the container.
• Shelf life: Not recommended to store for more than 2 years after the production date.

Precautions:

• Toxicological properties of this material have not been fully determined. It can be an eye and skin irritant and may cause sensitization or other allergic responses.
• Take appropriate precautions to avoid eye and skin contact and inhalation of aerosols or vapors.
• Consult the relevant Safety Data Sheet for handling procedures and protective equipment.
• Refer to Safety Data Sheet for emergency and first aid procedures.

In summary, EBECRYL® 2221 offers fast cure response and excellent properties suitable for various applications such as wood coatings, fillers, and lithographic inks, where high surface hardness, solvent resistance, and gloss are desired.

EBECRYL® 286 is an aliphatic urethane diacrylate oligomer diluted with tripropylene glycol diacrylate (TPGDA) monomer. When cured by ultraviolet light (UV) or electron beam (EB), films of EBECRYL® 286 exhibit excellent exterior durability, toughness, flexibility, and non-yellowing properties typical of an aliphatic urethane. Here's a breakdown of its specifications, performance highlights, typical physical properties, and storage/handling instructions:

Introduction:

• EBECRYL® 286 is characterized by its light color and is free of intentionally added organic tin compounds.

Performance Highlights:

• Good flexibility
• Toughness
• Excellent exterior durability
• Non-yellowing

Suggested Applications:

• Clear and pigmented coatings for wood, plastics, metal, and cork where good exterior durability is required.

Specifications:

• Appearance: Clear liquid
• Color, Gardner: Maximum 2
• Viscosity at 25°C: 18,000 - 28,000 mPa.s

Typical Physical Properties:

• Density at 25°C: 1.13 g/cm³
• Functionality, theoretical: 2
• Oligomer, % by weight: 75
• TPGDA, % by weight: 25

Precautions:

• Consult the Safety Data Sheet (SDS) before using EBECRYL® 286.
• Avoid exposure to high temperature conditions, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids.
• Store and handle in appropriate containers (stainless steel, amber glass, amber polyethylene, or baked phenolic lined).
• Use with adequate ventilation.
• Wash thoroughly after handling.
• Keep container tightly closed.

In summary, EBECRYL® 286 offers a versatile solution for UV/EB curable coatings, providing excellent durability, toughness, and flexibility, making it suitable for various applications where exterior performance is essential.

UCECOAT® 2501 is a tin-free, VOC-free, aliphatic polyurethane acrylate dispersion primarily designed for energy-curable industrial coatings applied by spray, curtain, or roller coating methods. Here's a breakdown of its specifications, performance highlights, typical physical properties, and storage/handling instructions:

Performance Highlights:

• Very good cost/performance balance
• Excellent dispersion stability
• Tack-free after physical drying
• Very good water release
• Excellent compatibility with WB acrylics
• Good adhesion on glass and plastics

Typical Physical Properties:

• Appearance: Milky-white liquid
• Density: ~1.1 g/cm³ at 25°C
• Particle size: < 125 nm
• pH: 7.0 - 8.5
• Solid content by weight: ~40%
• Viscosity at 25°C: < 200 mPa.s

Storage and Handling:

• Store UCECOAT® 2501 in the recommended temperature range of ≥ 4°C (39°F) to ≤ 40°C (104°F).
• Protect from freezing and exposure to high temperatures or direct sunlight.
• Ensure adequate ventilation during use.
• Keep the container tightly closed.
• Agitate the product if settling occurs after prolonged storage.
• Shelf life should not exceed 1 year.

Precautions:

• Avoid skin and eye contact as well as inhalation of vapors.
• Direct contact may cause minimal eye and skin irritation.
• Wash thoroughly after handling.

In summary, UCECOAT® 2501 offers a robust and versatile solution for industrial coatings, with a focus on compatibility, stability, and ease of application, making it suitable for various coating applications in the wood and furniture industry.

EBECRYL® 8311 is an aliphatic urethane acrylate nanocomposite designed for use in ultraviolet (UV) light or electron beam (EB) curable coatings. Here's a breakdown of its characteristics and applications:

Introduction:

• EBECRYL® 8311 is an aliphatic urethane acrylate nanocomposite with low viscosity and high reactivity.
• Films of EBECRYL® 8311 display excellent weatherability, outstanding hardness, chemical resistance, and scratch and abrasion resistance, with very low haze development after abrasion.

Performance Highlights:

• Good compatibility and stability.
• Low viscosity and light color.
• Excellent reactivity.
• Outstanding hardness.
• Low haze development after abrasion.
• No agglomeration or sedimentation.
• PETA free.

Suggested Applications:

• Suitable for coatings requiring high scratch/abrasion resistance and improved adhesion.
• Ideal for coatings requiring low development after abrasion resistance.
• Can be used as a modifying oligomer to increase cure speed, solvent resistance, and abrasion resistance.

Specifications:

• Appearance: Clear liquid
• Color, Gardner max: 2
• Viscosity at 25°C: 7000 - 14000 mPa.s

Typical Cured Properties:

• Tensile strength: 5200 psi (36 MPa)
• Elongation at break: 2.5%
• Young’s modulus: 500000 psi (3448 MPa)

Abrasion Resistance:

• EBECRYL® 8311 improves abrasion resistance, as demonstrated by a decrease in haze with increasing amounts of EBECRYL® 8311 in a coating.

Precautions:

• Before using EBECRYL® 8311, refer to the Safety Data Sheet (SDS) for hazard information and recommended protective measures.

Storage and Handling:

• Store EBECRYL® 8311 away from high temperature conditions, direct sunlight, ignition sources, oxidizing agents, alkalis, or acids to prevent uncontrollable polymerization.
• Use appropriate containers and ensure adequate ventilation during handling.

EBECRYL® 8311 offers a versatile solution for UV/EB curable coatings requiring high performance in scratch and abrasion resistance, hardness, and weatherability.