Bomar Oligomer Product
UV/EB Oligomer

BR-930D

BR-930D: Trifunctional Aliphatic Polyester Urethane Acrylate

BR-930D is a trifunctional aliphatic polyester urethane acrylate which offers high heat distortion temperatures. This product also offers high abrasion resistance, solvent resistance, and durability. BR-930D is perfect for 3D printing applications using SLA, 3D inkjet, and DLP printers.

Neat Properties
Property Value
Viscosity cP (60ºC) 7,700
Pt-Co (APHA) Color 55
Refractive Index (25ºC) 1.510
Density, g/cm3 (25ºC) 1.11
Monomer Dilution Properties
Value
Property I30 I50 TM50 TP50 H50 HE30
Durometer Hardness 87D 86D 92D 92D 85D 86D
Elastic Modulus (GPa [ksi]) 1,516.8 [220] 1,447.9 [210] 1,792.6 [260] 1,379.0 [200] 1,241.1 [180] 1,516.8 [220]
Elongation (%) 4.6 3.4 1.9 5.4 3.4 5.6
MEK Double Rubs (#) 20 9 >200 >200 >200 >200
Tensile Strength (MPa [psi]) 34.5 [5000] 32.4 [4700] 29.0 [4200] 28.3 [4100] 29.0 [4200] 32.4 [4700]
Water Absorption (%) 24hrs 0.22 0.18 0.35 0.36 0.27 1.29
Viscosity (cP) 4,400 @ 25ºC 440 @ 25ºC 2,600 @ 25ºC 470 @ 25ºC 180 @ 25ºC 1,200 @ 25ºC

Features

  • High heat distortion temperature
  • Impact resistance
  • Good toughness
  • High temperature stability
  • Rapid cure speed
  • Low skin irritation
  • Enhances weatherability
  • Low shrinkage

Applications

  • 3D printing inks and resin
  • Wood floor coatings
  • Furniture coatings
  • Inkjet
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