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BR-700 Series Oligomers

Aliphatic polyester urethane acrylates. This family of oligomers provides excellent cured film characteristics. 
Applications include adhesives and coatings where toughness as well as oil and chemical resistance is required.

 
OLIGOMER PROPERTIES FORMULATED PROPERTIES IN 30% IBOA
2% Omnirad 481
Oligomer f Oligomer Type MW
Neat Oligomer Viscosity
Tg*
(°C)		 Viscosity
cP @25°C		 Tensile
Strength, psi		 Elong. %
@ break		 Durometer
(hardness)
BR-704P
2
Aromatic
Med
88,000 cP
@50°C
-18
30750
1875
282
51D
BR-7021Q
2
Aromatic
High
90,000 cP
@50°C
-15
19000
2010
265
65A 
BR-741
2
Aliphatic
 
Low
150,000 cP
@50°C
79
34000
9165
10
59D
BR-7432
2
Aliphatic
High
175,000 cP
@50°C
-62 
80000
2500
350
73A 
BR-7432G
2
Aliphatic
High
200,000 cP
@50°C
-62
72000
2880
550 
84A
BR-744P
2
Aliphatic
Med

110,000 cP
@50°C
-18
38000

2540

407

69A

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

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