Bomar Oligomers® BR-371B
- CASE Ingredients Features
- Excellent Scratch ResistanceFast CureHigh ClarityHigh Tensile StrengthImproved HardnessLow YellowingWeather Resistance
- Chemical Family
- Urethane Acrylate/Isocyanate
BR-371B, a low molecular weight, difunctional, aliphatic polyether urethane acrylate oligomer, is a great fit for coatings that require high tensile strength, superior hardness, scratch resistance, and weathering resistance. Formulations with BR-371B yield hard, clear, low-yellowing films. This is a reduced MEHQ version of BR-371S.
Identification
- CASE Ingredients Functions
- Oligomer
Product families
Applications
- Wood Coatings & Finishes
Product Families
- Oligomers
Other characteristics
- Brand
- Bomar Oligomers
- Markets
- Paints & Coatings
- Features
- High tensile strength
- Superior hardness
- Excellent adhesion to plastics
- Low color
- Fast cure speeds
- Optical clarity
- Test Data
Adhesion Properties; Cold Rolled Steel; * Recommended ** Highly Recommended *** Strongly Recommended; Cured Mechanical Properties; Tensile Strength, psi**; Elastic Modulus, ksi*; Durometer Hardness; Water Absorption, 96 (24 hrs); MEK Double Rubs (#); ** Per ASTM D882 – Not Tested || Incompatible X Unable to Measure; Typical Formulations; * Brookfield – CAP 2000+ @ 25°C.
- Technology
- CASE Ingredients
- General Information
This product is intended for industrial use only. Keep out of the reach of children. Avoid breathing vapors. Avoid contact with skin, eyes, and clothing. Wear impervious gloves. Repeated or continuous skin contact with uncured material may cause irritation. Remove material from skin with soap and water. Never use organic solvents to remove material from skin and eyes. For more information on the safe handling of this material, please refer to the Safety Data Sheet before use.
- Compatible Substrates and Surfaces
- Plastics
- Wood
Technical data
Table 1 of 1
4 rows| Characteristic | Value | Unit |
|---|---|---|
| Viscosity (at 60°C) | 67,000 | cP |
| Color (Pt-Co) | max. 100 | APHA |
| Refractive Index (at 25°C) | 1.497 | — |
| Density (at 25°C) | 1.10 | g/cm3 |
