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Bomar Oligomers® BR-541S
- CASE Ingredients Features
- Excellent Scratch ResistanceExcellent WeatherabilityFast CureGood Color StabilityGood ToughnessHigh Impact ResistanceImproved FlexibilityImproves AdhesionWeather Resistance
- Chemical Family
- Urethane Acrylate/Isocyanate
Bomar™ BR-541S a difunctional, polyether urethane acrylate that is used for its desirable balance of toughness and flexibility. It adheres readily to a variety of substrates including cold rolled steel, glass, PC, and stainless steel. It is an excellent choice for impact-resistant coatings. BR-541S is desirable for use in cosmetic applications where color stability and optically clear tough coatings are needed.
Identification
- CASE Ingredients Functions
- Oligomer
Product families
Applications
Printing & Packaging — Packaging Coatings
- Overprint Varnishes
Paints & Coatings — Packaging Coatings
- Overprint Varnishes
Product Families
CASE Ingredients — Monomers & Intermediates
- Oligomers
Other characteristics
- Brand
- Bomar Oligomers
- Markets
- Paints & Coatings
- Printing & Packaging
- Technology
- CASE Ingredients
- HIGHLIGHTS
- Color Stable
- Gloss Finish
- Optically Clear
- Weatherability
- Fast Cure Rates
- Improves Adhesion
- Typical Formulations
BR-541S; Omnirad® 481; 3.800; 3.100; 3.400; 3.500; 5.200; 3.850; 7; 70; 50; 150; 75; 62D; 75D; 87D; 35D; Water Absorption, %(24 hrs); 6; X - Recommended, XX - Highly Recommended, XXX - Strongly Recommended
- Recommended Applications
- Hard Glossy Coatings
- Scratch-Resistant Coatings
- Inks
- OPV
- Compatible Substrates and Surfaces
- Glass
- Metal
- Plastics
- Stainless Steel
- Steel
Technical data
Table 1 of 4
6 rows| Characteristic | Value | Unit |
|---|---|---|
| Viscosity (60 °C) | 3,000 | cP |
| Pt-Co Color (APHA) | max. 50 | — |
| Pt-Co Color | max. 50 | APHA |
| Refractive Index (25°C) | 1.49 | — |
| Gardner Color | max. 50 | — |
| Density (25°C) | 1.06 | g/cm3 |
Типичные рецептуры
8 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| BR-541S | 70 | 50 | 50 |
| IBOA | 30 | 50 | — |
| TMPA | — | — | — |
| TPGDA | — | — | 50 |
| HDDA | — | — | — |
| HEMA | — | — | — |
| Omnirad® 481 | 2 | 2 | 2 |
| Viscosity, 25°C (CAP2000+) | 3.800 | 600 | 2,600 |
Типичные рецептуры
7 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| Tensile Strength, (psi, ASTM D882) | 3.100 | 3.400 | 3.500 |
| Elongation (%, ASTM D882) | 120 | 80 | 17 |
| Elastic Modulus (ksi, ASTM D882) | 7 | 70 | 50 |
| Durometer Hardness | 62D | 77D | 75D |
| Water Absorption, %(24 hrs) | 0.52 | 0.32 | 0.66 |
| MEK Double Rubs (#) | 18 | 9 | 21 |
| Tg(DMA) =44°C; Peak tan delta; cured with 2 phr of Omnirad® 184 | — | — | — |
Типичные рецептуры
7 rows| Characteristic | Value | Unit |
|---|---|---|
| Aluminum | — | X |
| Cold Rolled Steel | XX | XXX |
| Glass | — | XXX |
| HDPE | — | — |
| Polycarbonate | X | XXX |
| PET | X | X |
| Stainless Steel | XX | XXX |
