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EBECRYL® 6637 is a mixture of high molecular weight aliphatic urethane diacrylate resin diluted with 20% methyl methacrylate (MMA) monomer. This product is known for its light color and low viscosity. Coatings formulated with EBECRYL® 6637 exhibit improved flexibility and resistance to yellowing. It is used in radiation-curable coatings with applications on substrates like concrete. The features of EBECRYL® 6637 include faster cycle time, low-temperature curing, yellowing resistance, low energy consumption, low viscosity, improved flexibility, long pot life, matting, and multi-substrate adhesion.

Chemical Family: Urethane Diacrylate

End Uses: Radiation Curable Coating

Compatible Substrates & Surfaces: Concrete

Molecular Weight: 5000.0 - 5000.0 g/mol

Features: Faster Cycle Time, Improved Flexibility, Long Potlife, Low Energy Consumption, Low Temperature-Curing, Low Viscosity, Matting, Multi-Substrate Adhesion, Yellowing Resistance

Technical Data Sheet
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Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies

Features & Benefits

Applications & Uses

Compatible Substrates & Surfaces
Cure Method

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Functionality (Theoretical)2
Molecular Weight (Theoretical)5000
Polymer Solids Content80% wt
Typical Properties
ValueUnitsTest Method / Conditions
Colormax. 50APHA
Dynamic Viscosity (25°C)± 1500mPa.s

Safety & Health

Precaution
The following is a summary of the precautions to be taken when handling this product. Please refer to the Safety Data Sheet for further details.The toxicological properties of this material have not been fully determined. Products of this type can be expected to be eye and skin irritant and have the potential to cause sensitization or other allergic responses. Appropriate precautions should be taken to avoid eye and skin contact and to avoid inhalation of the aerosols or vapors. Consult the relevant Safety Data Sheet for appropriate handling procedures and protective equipment prior to using this or any other material referred to in this bulletin.See Safety Data Sheet for emergency and first aid procedures.

Packaging & Availability

Regional Availability
  • Africa
  • Europe
  • Middle East

Storage & Handling

Shelf Life
2 years
Storage and Handling
Care should be taken not to expose radiation curable products to temperatures exceeding 40°C for prolonged periods or to direct sunlight. This might cause uncontrollable polymerization of the product with generation of heat. Storage and handling should be in stainless steel, amber glass, amber polyethylene or baked phenolic lined containers. Do not store this material under an oxygen free atmosphere. Use dry air to displace material removed from the container. This material should not be stored for more than 2 years.