Rosin acid dispersion
Description
SNOWTACK™ 779F is a 59% solids, solvent free, water-borne tackifier dispersion.
The resin component is a high quality modified disproportionated rosin designed to provide superior adhesive performance to a wide range of substrates. The dispersion is alkylphenol ethoxylate (APE) free and has a fine particle size with a narrow distribution curve.
SNOWTACK™ 779F is a tackifier dispersion for formulating into water based adhesives to boost peel and tack properties. The primary application is for pressure sensitive adhesives for label and tape applications. This includes paper and filmic labels, and construction, automotive and specialty tapes. SNOWTACK™ 779F is compatible with a range of polymers including acrylics, SBR and natural rubber.
| Property | Value | Test method / Standard |
|---|---|---|
|
Solids
|
59.0%
|
Oven drying; 45 mins, 135°C |
|
Acid Value
|
145 mgKOH/g
|
Titration (dried dispersion) |
|
Viscosity
|
350 mPa.s
|
Brookfield, Sp.#3 @ 50 rpm, 20°C |
|
pH
|
8.0
|
pH electrode (20°C) |
|
Sieve Residue
|
<50 ppm
|
100 micron filter |
|
Softening Point
|
75°C
|
Mettler (dried dispersion) |
|
Tg
|
21°C
|
DSC (dried dispersion) |
SNOWTACK™ 779F can be available in IBCs or tank wagon.
Shelf life is typically 9 months from the date of production. The product should be stored at between 5°C and 35°C and avoid
freezing and direct sunlight. Product should be kept sealed to avoid risk of bacteria or fungal contamination from the air.
Product carbon footprint calculated in line with ISO14040 standard is available upon request.
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