POLYURETHANE ADEHESIVE AND HARDENER FOR PESTICIDE PACKAGING LAMINATION YH3640A + YH3640B YH3640A/YH3640B is two-component, reverse polyurethane adhesive and hardener used for liquid pesticide package lamination, it also can be used in food package. Characteristics: 1. good wetting property and coating workability. 2. good initial adhesion and excellent laminating strength when applied to such films as NY, PET, CPP and aluminum foils. 3. excellent corrosion resistance, chemical and acrid resistance, it also can resist retorting under 121℃ for 30 minutes.
item | adhesive YH3640A | Hardener YH3640B |
appearance | light yelow transparency liquid |
solid content | 60±2% | 99.5 ±0.5% |
solvent | EA solvent | / |
viscosity 25 ℃ | 300±100 mPa.s | 25±10 mPa.s |
mixing ratio | 20 kg | 0.4 kg |
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