Bomar Specialties Company UV/EB Curing Advanced Performance Oligomers

Properties of Bomar Specialties Co. Light Sensitive (LS) Series Oligomer Products

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LS®
Light-
Sensitive
Oligomers

 Light Sensitive (LS®) urethane acrylates. Aliphatic and aromatic urethane acrylates with photoinitiator grafted into the oligomer backbone. These custom oligomers can incorporate a variety of different Type I photoinitiators (PIs). Formulations can be designed to produce coatings, adhesives, and inks that exhibit little or no PI fragments and benzaldehyde. These LS® oligomers are suitable for FDA applications. Light Sensitive Oligomers
OLIGOMER PROPERTIES FORMULATED PROPERTIES IN 30% IBOA
2% Omnirad 481
f Oligomer
Type		 MW Neat
Oligomer Viscosity		 Tg*
(°C)		 Viscosity
cP @ 25°C		 Tensile
Strength, psi		 Elong. %
at break		 Durometer
(hardness)
LS®XR-144 2Aliphatic Med125,000 cP
@50°C		 5128,000 7,5357 77D LS®XR-144 Aliphatic Oligomer - Hydrolytic Stability LS®XR-144 Aliphatic Oligomer - Oil & Chemical Resistance LS®XR-144 Aliphatic Oligomer - Weatherability LS®XR-144 Aliphatic Oligomer - Abrasion Resistance LS®XR-144 Aliphatic Oligomer - Adhesion LS®XR-144 Aliphatic Oligomer - Gloss
LS®XR-144-B 2Aliphatic Med105,000 cP
@50°C		 4719,250 5,7806 81D LS®XR-144-B Aliphatic Oligomer - Hydrolytic Stability LS®XR-144-B Aliphatic Oligomer - Oil & Chemical Stability LS®XR-144-B Aliphatic Oligomer - Weatherability LS®XR-144-B Aliphatic Oligomer - Abrasion Resistance LS®XR-144-B Aliphatic Oligomer - Adhesion LS®XR-144-B Aliphatic Oligomer - Gloss
LS®XR-543 2Aliphatic Med30,000 cP
@50°C		 -5530,750 725343 53A LS®XR-543 Aliphatic Oligomer - Hydrolytic Stability LS®XR-543 Aliphatic Oligomer - Oil & Chemical Resistance LS®XR-543 Aliphatic Oligomer - Weatherability LS®XR-543 Aliphatic Oligomer - Abrasion Resistance    

 

f = (meth)acrylate functionality
*Glass transition temperature measured by DMA, peak tan delta.

MOLECULAR WEIGHT
Low:  less than 2000 glmol    MED:  2000-4000 glmol    HIGH:  greater than 4000 glmol

LS® is a registered trademark of Bomar Specialties Co.

REGISTER to download Bomar Specialties One Focus New & Unique Oligomers 2008 Product Guide. This guide features property tables to assist formulators in oligomer selection.

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Bomar Specialties   |   51 Greenwoods Rd.   |   Torrington, CT 06790   |   Ph: (860)626-7006   |   Fax: (860)626-7043   |   E-Mail: customerservice@bomarspecialties.com   |   www.bomarspecialties.com