UV/EB Oligomer
BR-144H15
BR-144H15: Trifunctional Aliphatic Polyether Urethane Acrylate Oligomer
BR-144H15 is a trifunctional polyether urethane acrylate with excellent weatherability properties, fast cure speeds, and abrasion and solvent resistance. BR-144H15 is suitable for abrasion resistant wood coatings, hydrolytically stable inks, and coatings requiring additional cure speed with multifunctional oligomers
| Neat Properties | |
|---|---|
| Property | Value |
| Viscosity cP (25ºC) | 65,000 |
| Pt-Co (APHA) Color | 25 |
| Refractive Index (25ºC) | 1.48 |
| Density, g/cm3 (25ºC) | 1.07 |
| Monomer Dilution Properties | ||||||
|---|---|---|---|---|---|---|
| Value | ||||||
| Property | I30 | I50 | TM50 | TP50 | H50 | HE30 |
| Tensile Strength (MPa [psi]) | 31.0 [4500] | 51.0 [7400] | 47.6 [6900] | 37.2 [5400] | 41.4 [6000] | 28.3 [4100] |
| Elongation (%) | 9.5 | 4.5 | 2.0 | 10.0 | 6.5 | 25 |
| Elastic Modulus (GPa [ksi]) | 1,654.7 [240] | 2,344.2 [340] | 2,551.1 [370] | 1,654.7 [240] | 1,516.8 [220] | 1,379.0 [200] |
| Durometer Hardness | 87D | 88D | 92D | 86D | 87D | 55D |
| Water Absorption (%) 24hrs | 0.35 | 0.25 | 0.38 | 0.45 | 0.31 | 1.46 |
| MEK Double Rubs (#) | 55 | 49 | >200 | >200 | 190 | 32 |
| Viscosity (cP) | 2,900 @ 25ºC | 500 @ 25ºC | 2,400 @ 25ºC | 500 @ 25ºC | 200 @ 25ºC | 1,000 @ 25ºC |
** Tensile Properties per ASTM D882 - Not Tested || Incompatible X Unable to Measure