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B-211A Aliphatic polyurethane acrylate

B-211A contains bifunctional PUA resin with special structure. Large molecular weight, good adhesion to glass and metal; good adhesion and flexibility; resin has good resistance to water boiling and acid resistance. Used in UV adhesives, it can adjust the flexibility of the formula and balance the boiling resistance and acid resistance of the formula.
Availability:
Quantity:
  • B-211A

  • Bossin

Product specifications

Items

Specification

Testing methods

Appearance

Clear liquid

Visual inspection

Color(APHA)

80

GB/T 3143-1982

(Platinum-Cobalt Method)

Viscosity(cps/30℃)

30000-50000

GB/T 2794-2013

Acid Value(mgKOH/g)

≤2.0

GB/T 6743-2008

Specific Gravity(g/cm3

1.05±0.02

GB/T 6750-2007

Refractive Index(25℃)

1.487±0.005

GB/T 614-2006

Efficient Content(%)

100

Theoretical values

Functionality

2

Theoretical values

Characteritics:

  • Huge molecular weight

  • Good adhesion (Glass & Metal)

  • Good flexibility

  • Good boiling resistance

  • Good acid resistance

Applications: 

  • Adhesion (Metal & Glass)

Shelf life:

  • Store at room temperature sealed away from light, shelf life: 6 months.

Packaging:

  • 20L Packing Drum.


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