~Description
SA7591A/SA7591B is a solvent-free two-component polyurethane adhesive for food flexible package lamination. It can laminate plastic film, metalized film and AL foil with high bonding strength.
BOPP//VMPET//PE, PA//CPP and AL//PE.
SA7591A/SA7591B has good heat resistance, suitable for plastic/plastic packages treated by water boil and retort sterilization.
~Advantages
✓ Low viscosity, low working temperature, save energy-consuming cost.
✓ Good wetting and leveling ability.
✓ Can do 121ºC, 40 minutes retorting for Film/Film structure.
✓ High transparency and no odor.
High versatility, can be used for laminating transparent film, printed film, aluminum coating film and etc.
High resistance to content, packaging for food, medical, detergent liquid, cosmetic; vacuum bag, zipper bag, stand-up pouch, penguin shaped pouch, seal pouch, ketchup, yogurt package and so on.
~Physical Parameters
Items |
SA7591A |
SA7591B |
Composition |
-NCO, isocyanate |
-OH, polyester polyol |
Appearance |
Yellow transparent liquid |
Solid Content (%) |
100 |
100 |
Viscosity (mPa•s, 25ºC) |
1500~3000 |
1500~3500 |
Mixing Ratio (weight) |
100 |
60 |
It is a standard mixing ratio, should adjust based on the actual condition. |
~Foodstuff Standard
Complies with: CHINA GB9685 and amendments; USA FDA 21CFR 175.105; GERMANY BfR XXVIII; USA FDA 21CFR 175.105
~Package
Resin: 20kg/pail or 200kg/drum
Hardener: 20kg/pail or 200kg/drum
~Storage
Store it in a cool, dry, well-ventilated area. The shelf life of SA7591A is 10 months and the shelf life of SA7591B is 12 months in original packages.