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Technical data sheet |
| Tackwhite SB4 EC |
Description
TACKWHITE SB4 EC is a water-based pressure sensitive adhesive, based on anionic dispersion of carboxylated-modified SBR latex and water tackifiers (rosin esters), properly stabilised.
Application
Permanent paper labels, self adhesive fabrics, synthetic and natural leathers, paper boards, polyurethane and polyethylene foams, double sided adhesives etc.
Technical Specifications
| Method of analysis | MU | Standard | |
|---|---|---|---|
| 1 | Total Solids | % | 45±2 |
| 3 | Brookfield Viscosity 25°C | mPa.s | 17,000 - 27,0001 |
| 8 | pH | pH | 8 - 9 |
| Solvents | water / toluene | ||
| Notes | |||
| 1 | No 6 RV; 20 RPM | ||
Film properties
| Method of analysis | MU | Standard | |
|---|---|---|---|
| 11 | Peel Adhesion on Steel | g/in | 1,500 - 2,000 |
| 17 | Rolling Ball Tack | cm | 10 - 20 |
| 22 | Holding Power of Pressure Sensitive Tapes | h | > 1 |
Handling
The cohesion can be increased by moderate addition of CURING AGENT W3 or XAMA 7 (ICHEMCO).
TACKWHITE SB4 EC has very good stability when stored at temperature between + 10°C and + 40°. It allows to obtain very good p.s.a. articles, being stabilised with very good antioxidants.
However, containing rubber based lattices, it produces opaque and slightly yellowish films.
Packing
Product is supplied in 200 l drums or 1000 l tanks.
Storing
TACKWHITE SB4 EC must be stored at temperature between +5°C and +40°C.
If stored in original packaging shelf life is 3 months.