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Bomar Oligomers® BR-581MT

BR-581MT is an oligomer blend that provides a low color, tack-free cure under low-intensity LED cure conditions. BR-581MT provides a balance of hardness and flexibility for abrasion resistance on flexible substrates, while also yielding a high-gloss, non-yellowing finish. This product is a resin blend containing 25% DEGDMA, is tin-free, is fully INCI listed, and can be formulated into a tack-free top coat for nail gel applications. For further recommendations on formulating for nail applications, please see our sell sheet for a starting point formula.

Identification

CASE Ingredients Functions
Oligomer

Product families

Applications

Personal Care — Beauty & Care
  • Nail Care
Industrial — Chemical & Industrial Manufacturing
  • Chemical Manufacturing
  • Resin Manufacturing

Product Families

CASE Ingredients — Monomers & Intermediates
  • Oligomers
Base Chemicals & Intermediates — Monomers & Oligomers
  • Acrylics Acrylates & Methacrylates

Other characteristics

Brand
Bomar Oligomers
Labeling Claims
Tin-free
Safety

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.

Markets
  • Industrial
  • Personal Care
Features

Tack-free surface cure with low intensity LED lamps; Excellent gloss; Tin-free; Flexibility to prevent chipping; Superior hardness; Low-yellowing; Low MEHQ levels and INCI listed; Excellent shelf stability up to 50°C

Cure
Radiation Cure
Coating Type
  • Radiation Curable Coating
  • Top Coat
Technology
  • Base Chemicals & Intermediates
  • CASE Ingredients
Packaging Type
  • Drums
  • Pails
  • Totes (IBC)
Adhesion

* Recommended ** Highly Recommended *** Strongly Recommended

Typical Formulations
* Brookfield – CAP 2000+ @ 25°C.
Base Chemicals End Uses
  • Acrylic Resins
  • Resins
Certifications and Compliance
  • ISO 9001
  • REACH (Europe)
  • RoHS Compliant
Cured Mechanical Properties

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

Compatible Substrates and Surfaces
Plastics

Technical data

Table 1 of 1

9 rows
CharacteristicValueUnit
Density (at 25°C)1.12g/cm3
Durometer Hardness42D—
Elongation at Break50%
Nominal Viscosity (at 25°C)8000cP
Nominal Viscosity (at 25°C)1100cP
Refractive Index (at 25°C)1.49—
Tensile at Break2MPa
Glass Transition Temperature (DMA)44°C
Viscosity (at 60°C)8000cP

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