In the shift towards sustainable printing, water-based systems have become the industry standard. However, for manufacturers, the challenge lies in achieving the same durability and haptic quality as solvent-based inks.
The Core Formulation: Balanced Stability and Performance
Based on industry-leading standards, a robust screen printing ink requires a precise synergy between the resin matrix and functional additives.
| No. | Material | Model | Dosage (g) |
| 1 | Acrylic Resin (Binder) | 3600 | 58 |
| 2 | Water | — | 20 |
| 3 | Color Paste | / | 15 |
| 4 | Crosslinking Agent | G-40 | 3 |
| 5 | Hand Feel Agent | X-57 | 2 |
| 6 | Dispersant | 709 | 1 |
| 7 | Polyurethane Thickener | 8W | 1 |
Solving Manufacturer Bottlenecks: Exclusive Insights
As a problem solver for ink factories, we identify three critical areas where standard formulations often fail:
Rheology Control: The Role of Polyurethane Thickeners
Using a Polyurethane Thickener (8W) is essential for screen printing. Unlike standard thickeners, it provides the necessary shear-thinning behavior—ensuring the ink flows through the mesh easily but stabilizes immediately upon contact with the substrate to prevent bleeding.
Enhancing Durability with Crosslinking
Exclusive Point: The addition of 3g of Crosslinking Agent (G-40) is the “secret sauce” for industrial-grade ink. It creates a 3D network during curing, significantly improving wash fastness and chemical resistance on synthetic fibers.
The “Hand Feel” Factor
For high-end textile printing, the Hand Feel Agent (X-57) at 2% dosage ensures a soft, non-sticky finish. This addresses the common “plastic feel” associated with low-quality water-based acrylics.
Production Efficiency and Compatibility
To ensure batch-to-batch consistency, manufacturers must focus on the neutralization and wetting phase:
- Neutralization: Use AMP-95 to maintain a stable pH, preventing resin precipitation.
- Defoaming: Defoamer 410 effectively eliminates micro-bubbles during high-speed stirring, which is critical for preventing pinholes in the final print.
One-Stop Formula Development Service
If you are a coating or ink factory and want to produce coating,
we can provide:
- customized formula based on your requirements
- raw material supply
- production process guidance
- 100% implementation support until your product is stable
Helping your project run smoothly and reduce production risk.
Contact us for the complete recipe proportions.