Bomar Oligomers® BRS-14320S

1 of 88 products in this brand
Bomar® BRS-14320S is a difunctional oligomer that combines a robust silicone backbone into a urethane acrylate oligomer. The resulting product provides an unusual combination of desirable properties: softness, flexibility, and temperature resistance. BRS-14320S is a candidate for consideration in formulating 100% UV soft-touch coatings and also for electronics applications

Chemical Family: Urethane Acrylate/Isocyanate

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions

Features & Benefits

Product Highlights
  • Low Shrinkage
  • Enhances Flexibility
  • Improves Adhesion
  • Exhibits Hydrolytic Stability
  • Provides Excellent Chemical and
  • Temperature Resistance

Applications & Uses

Recommended Application
  • Low Polarity Coatings
  • High-Temperature Applications
  • Thermoforming Coatings & Inks

Properties

Uncured Properties
ValueUnitsTest Method / Conditions
Pt-Co Color (APHA)40
Pt-Co Color40APHA
Refractive Index (25°C)1.425
Density (25°C)1.12g/cm3
Viscosity (50°C)18,000cP

Technical Details & Test Data

Typical Formulations

Adhesion Properties
Substrate I30 I50 TM50 TP50 H50 HE30
ABS XX X     -
Aluminum XXX XXX X X -

Cold Rolled Steel

XXX XXX X XX -
Glass XXX XXX     -
HDPE X XX     -
PET         -
PMMA XXX XXX     -
Polycarbonate XX XX XXX X -
Polypropylene         -
PVC         -
Stainless Steel XXX XXX X X -

X Recommended XX Highly Recommended XXX Strongly Recommended

Typical Formulations
Test Formulation Name 130 150 TM50 TP50 H50 HE30
BR-742M 70 50 50 50 50 70
IBOA 30 50        
TMPTA     50      
TPGDA       50    
HDDA         50  
HEMA           30
Omnirad 184 2 2 2 2 2 2
Viscosity, 25°C* 1,800 400 1,000 600 -

* Brookfield – CAP 2000+ @ 25°C.

Cured Mechanical Properties
Property I30 I50 TM50 TP50 H50 HE30

Tensile Strength, psi**

600 1,500 600 800 -
Elongation, 6** 400 240 14 8 -

Elastic Modulus, ksi*

0.95 4 15 40 -

Durometer Hardness

46A 35D 31D 30D -

Water Absorption, 96 (24 hrs)

        -

MEK Double Rubs (#)

3 3 55 33 -
Tg(DMA)=-112°C; Peak tan delta; cured with 2 phr of Omnirad® 184

** Per ASTM D882 – Not Tested || Incompatible X Unable to Measure

Viscosity Reduction with Reactive Diluents

Dymax Corporation Bomar BRS-14320S Viscosity Reduction with Reactive Diluents

Safety & Health

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.