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Polyester acrylate

B-583


Product features:

B-583 is a UV resin that is resistant to weak alkalis but not to strong alkalis. It boasts outstanding features such as excellent flexibility, rapid curing speed, low volatility, and minimal irritation. It exhibits excellent screen-printing performance and produces clear, sharp patterns. It can be used both as a temporary protective layer for the base resin and as a material resistant to both acid etching and alkaline etching. Its alkaline aqueous solution allows for relatively quick and thorough film removal with no residue left behind.


Recommended use:

Suitable as the main resin for PCB alkaline-resistant etching resist inks, and also applicable to other temporary protective applications.

Shelf life:

Store at room temperature, sealed and protected from light. Shelf life: 6 months.

Packaging specifications:

200L packaging drum; 20L packaging drum.

Precautions:

None

TDS

TDS Download:

B-583 TDS (2025.04 version)

Product Specifications:

Project Indicator Detection method
Appearance Transparent liquid Visually
Color (APHA) ≤300 GB/T 3143-1982 (Platinum-Cobalt Method)
Viscosity (cps/25℃) 2500-4500 GB/T 2794-2013
Acid value (mg KOH/g) ≤35.0 GB/T 6743-2008
Specific gravity (g/cm3) 1.16 ± 0.02 GB/T 6750-2007
Refractive index (25℃) 1.520 ± 0.005 GB/T 614-2006
Active ingredient (%) 100 Theoretical value
Functionality 1.5 Theoretical value

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