Good Scratch Resistance Polyurethane Resin For PU Leather
Good Scratch Resistance Polyurethane Resin For PU Leather
Polyurethane Resin DR-453 shows good adhesion to PU soles, rubber soles, leather, PU leather and other materials, is widely used in spray coatings.
Specification of Polyurethane Resin:
| Item | DR-453 |
| Chroma,APHA | ≤100 |
| Solid content | 39±2% |
| Viscosity,mPaS/35℃ | 20000±3000 |
| Tensile strength,Mpa | ≥25 |
| 100% modulus,Mpa | 8-10 |
| Elongation | ≥600% |
| Glass transition temperature | 11℃ |
| Softening point | 120-150℃ |
| Solvent | Cyclohexanone/MEK |
Recommended formula:
| Components | Additional copies |
| DR-453 | 60 |
| Dow corning®3 | 0.2-0.5 |
| thickener | A moderate amount of |
| Synthetic resin HF-120 | A moderate amount of |
| xylene | 11 |
| cyclohexanone | 3 |
| Degussa F-6 | 5 |
| Defoamer | 1.5 |
| Filler | 5 |
| CAB | A moderate amount of |
| butanone | 10 |
Remark:The above formula is used for general waterproof nylon silk screen white ink, for specific users should be adjusted according to their actual situation.
Storage of Polyurethane Resin:
Please keep it in a cool and dry place.
If not used after opening, please seal immediately and keep away from fireworks.
Shelf life of Polyurethane Resin:
Under normal storage conditions, the shelf life of this product is one year.
Package of Polyurethane Resin:
Packed into 200kgs/ barrel
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