Outstanding Anti-yellowing Properties Polyurethane Resin For Non-yellowing Spray Coatings
Outstanding Anti-yellowing Properties Polyurethane Resin For Non-yellowing Spray Coatings
Polyurethane resin DR-733 has excellent anti-yellowing, good folding resistance, excellent scratch resistance, and is widely used for non-yellowing spray coating and silk screen ink.
Specification
| Item | Unit | DR-733 |
| Chroma | APHA | Max 100 |
| Solid content | % | 33-37 |
| Viscosity | mPaS/35℃ | 5000-15000 |
| Solvent composition | Ketones, esters | |
| Tensile strength | Mpa | Min 40 |
| 100% modulus | Mpa | 6 - 8 |
| Elongation | % | Min 750 |
| Vitrification Temperature | ℃ | -41.2 |
| Softening point | ℃ | 130-150 |
Recommended formula:
| Components | Additional copies |
| DR-733 | 50 |
| R-706 | 31.3 |
| Defoaming agent | 0.5 |
| Leveling agent | 0.5 |
| thickener | 0.5 |
| Isohrenone | 17.2 |
The above formula is used for general anti-yellowing and white silk screen ink. It should be adjusted according to the actual situation of specific users.
※ R-706 is a product of dupont.
Matters needing attention: If not used up after opening, seal immediately and keep away from fireworks.
Storage: Please keep it in a cool and dry place.
Shelf life: Under normal storage conditions, the shelf life is one year.
Package: 20kgs/ drum
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