Bomar Oligomer Product
UV/EB Oligomer

BR-5825I30

BR-5825I30: Difunctional Aliphatic Polyether Urethane Acrylate Oligomer

BR-5825I30 was designed to be a low viscosity equivalent to BR-582. BR-5825I30 offers an excellent combination of toughness and flexibility, with the added advantage of lower formulation viscosity. BR-5825I30 is low in color and provides excellent weatherability.

Neat Properties
Property Value
Viscosity cP (60ºC) 3,000
Pt-Co (APHA) Color 40
Refractive Index (25ºC) 1.49
Density, g/cm3 (25ºC) 1.03
Monomer Dilution Properties
Value
Property I30 I50 TM50 TP50 H50 HE30
Durometer Hardness 65D 79D 86D 75D 78D 45D
Elastic Modulus (GPa [ksi]) 344.7 [50] 1,103.2 [160] 1,516.8 [220] 758.4 [110] 827.4 [120] 34.5 [5]
Elongation (%) 130 110 4 14 7 110
MEK Double Rubs (#) 46 32 >200 53 >200 50
Tensile Strength (MPa [psi]) 22.8 [3300] 24.8 [3600] 44.1 [6400] 19.3 [2800] 26.2 [3800] 6.2 [900]
Water Absorption (%) 24hrs 0.35 0.2 0.52 0.47 0.35 1.58
Viscosity (cP) 4,600 @ 25ºC 1,000 @ 25ºC 3,800 @ 25ºC 1,100 @ 25ºC 500 @ 25ºC 2,500 @ 25ºC

Features

  • Low color
  • Good balance of toughness and flexibility
  • Oil and chemical resistance
  • Impacts excellent toughness
  • Multifunctional for improved cure speed
  • Adhesion to plastics

Applications

  • Weather-resistant outdoor coatings
  • Optical adhesives
  • Flexible packaging films
  • Plastic coatings
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