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High chroma and excellent lightfastness for durable yellow coloration.
Outstanding thermal stability suitable for high-temperature polymer processing.
Good dispersibility in both polar and non-polar media, including polyolefins and engineering plastics.
Low migration tendency, ensuring color consistency in demanding end-use environments.
Compliant with major global regulatory frameworks for plastics, including FDA 21 CFR and EU Plastics Regulation (EU) No 10/2011.
Polypropylene (PP) and polyethylene (PE) packaging films and containers.
Automotive interior components requiring long-term UV and heat resistance.
Household appliances and consumer electronics housings.
Technical fibers and spunbond nonwovens for industrial and hygiene applications.
Engineering thermoplastics such as ABS, PC, and PA blends.
| Chemical Type | Azo pigment (disazo condensation type) |
| Product Form | Free-flowing powder |
| Appearance | Yellow to orange-yellow powder |
| Primary Applications | Polyolefins, engineering plastics, synthetic fibers |
| Key Features | High thermal stability, low volatility, excellent dispersion |
| Benefits | Consistent batch-to-batch color, minimal plate-out, process robustness |
| Regulatory Status | Compliant with REACH, RoHS, and CLP; non-heavy-metal containing |
| Recommended Processing Temperature Range | Up to 300 °C (short-term) |
Q1: What is the primary application field for Savinyl Yellow RLS Pigment?
A: Savinyl Yellow RLS is specifically developed for use in solvent-based and water-based inkjet inks, particularly where high chroma, excellent lightfastness, and good jetting stability are required. It is also suitable for select coating and overprint varnish applications demanding fine particle dispersion and low viscosity impact.
Q2: How does Savinyl Yellow RLS differ from conventional organic yellow pigments in inkjet formulations?
A: Unlike many standard organic yellows, Savinyl Yellow RLS features engineered surface chemistry optimized for colloidal stability in aqueous and mildly polar inkjet vehicles. This helps minimize nozzle clogging, supports consistent drop formation, and improves resistance to aggregation during storage and printing.
Q3: Is Savinyl Yellow RLS compatible with common inkjet ink additives such as humectants, biocides, and surfactants?
A: Yes, Savinyl Yellow RLS demonstrates broad compatibility with typical inkjet ink additives—including glycols, triethanolamine, nonionic surfactants, and commonly used biocides—when formulated within recommended pH and ionic strength ranges. Compatibility should always be verified in the final ink matrix due to formulation-specific interactions.
Q4: What dispersion method is recommended for optimal performance of Savinyl Yellow RLS in ink formulations?
A: For best results, pre-dispersed pastes or stabilized dispersions prepared using high-shear mixing or bead milling are recommended. Avoid prolonged high-energy dispersion, which may compromise the pigment’s surface treatment and lead to reduced stability or increased viscosity.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
