Typical Formulation Ingredients
Phase
Ingredient
Parts by weight
A
Urethane acrylate oligomer (CN973 from Sartomer)
A
C9 Tackifier (S-135 from Sartomer)
A
2- Ethoxyethoxyethylacrylate (SR256 from Sartomer)
A
Ethoxylated nonyl phenyl acrylate (SR504 from Sartomer)
A
MEHQ from Aldrich Chemical
A
Irganox® 1076 from CIBA
B
PSA base resin from above
B
Aliphatic urethane acrylate oligomer (C9766J75 from Sartomer)
B
Photoinitiator (KJT046 from Sartomer)
Typical Properties
180° peel adhesion, lb / inch (dependent on energy density and time after bonding)
Saft, °C at energy density of 400 mJ/cm2
Resulting Properties
The above table shows a starting formulation for various modifications of UV cured pressure sensitive adhesives. Upon curing, these adhesives offer a film that provides excellent adhesive strength to a number of different substrates.