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Aliphatic polyurethane acrylate

B-404C


Product features:

B-404C is a trifunctional, light- and moisture-curable polyurethane acrylate with excellent adhesion, good storage stability, and room-temperature, moisture-curing properties even in shaded areas.


Recommended use:

PCB conformal coating, adhesive tapes, and applications suitable for areas cured via dual-curing methods.

Shelf life:

In a dry, cool, and well-ventilated place. For unopened containers, the typical shelf life is 6 months from the date of manufacture.

Packaging specifications:

200L packaging drum; 20L packaging drum.

Precautions:

None

TDS

TDS Download:

Product Specifications:

Project Indicator Detection method
Appearance Transparent liquid Visually
Color (APHA) ≤50 GB/T 3143-1982 (Platinum-Cobalt Method)
Viscosity (cps/25℃) 15,000–20,000 GB/T 2794-2022
Specific gravity (g/cm3) 1.15 ± 0.02 GB/T 6750-2007
Refractive index (25℃) 1.495 ± 0.005 GB/T 614-2006
NCO content (%) 5.8–7.5 Theoretical value
Active ingredient (%) 100 Theoretical value
Functionality 3 Theoretical value

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