·
Our disperse dyes are primarily used in inkjet inks for direct printing on non-absorbent fabrics such as polyester, serving as a core consumable in digital printing technology.
Core Advantages and Principles
- Sublimation Transfer Mechanism: Utilizing the characteristic of disperse dyes sublimating into a gaseous state under heat (around 200°C), they directly penetrate and bond within polyester fibers, eliminating the need for traditional post-printing washing and achieving zero wastewater discharge.
- Color Performance: Offers exceptionally high brightness, saturation, and a wide color gamut, capable of reproducing complex patterns. It also exhibits excellent lightfastness and wash fastness, making it suitable for outdoor flags and high-end sportswear.
- Production Efficiency: Supports flexible, small-batch, and multi-batch production with no need for printing plates. The process from design to finished product takes only hours, significantly reducing inventory costs.
Application Limitations and New Technologies
- Material Constraints: Mainly applicable to synthetic fabrics (polyester) and cannot be used on natural fibers like cotton or silk, which require reactive or acid-based inks.
- High-Temperature Energy Consumption: The transfer process requires high-temperature heat pressing, placing high demands on the quality of sublimation paper and equipment stability, leading to issues of paper waste and energy consumption.
- Eco-Friendly Alternatives: To address VOCs emissions from solvent-based inks, the industry is accelerating the transition to water-based disperse dye inks and cold transfer printing technologies.
or
