Permanent Clariant Yellow DGR Pigment

Features Of Permanent Clariant Yellow DGR Pigment

1. Excellent thermal stability up to 280°C for high-speed extrusion and injection molding processes.

2. Outstanding lightfastness and weather resistance, meeting ISO 105-B02 (7–8) and ISO 105-A02 standards.

3. High color strength and clean yellow hue with minimal greenish undertone.

4. Good dispersibility in both polar and non-polar polymer systems, including polyolefins and engineering plastics.

5. Compliant with major global regulatory frameworks, including REACH, RoHS, and FDA 21 CFR §178.3297 for indirect food contact applications.

Typical Applications Of Permanent Clariant Yellow DGR Pigment

1. Polypropylene (PP) and polyethylene (PE) packaging films requiring long-term color retention.

2. Automotive interior components exposed to UV and elevated temperatures.

3. Household appliances housings and consumer electronics enclosures.

4. Outdoor construction profiles and PVC window frames.

5. Masterbatch formulations for fiber and nonwoven applications.

Specifications Of Permanent Clariant Yellow DGR Pigment

Permanent Clariant Yellow DGR Pigment – Frequently Asked Questions (FAQ)

Q1: What is the primary chemical class of Permanent Clariant Yellow DGR Pigment?

A: Permanent Clariant Yellow DGR Pigment is a high-performance organic pigment based on the diarylide yellow chemical family, engineered for enhanced thermal stability and lightfastness compared to conventional diarylide pigments.

Q2: Is this pigment suitable for use in food-contact plastics?

A: Permanent Clariant Yellow DGR Pigment is not approved for direct food-contact applications under major global regulatory frameworks. It is intended for non-food-contact industrial and decorative uses, including automotive parts, general-purpose plastics, and coatings where regulatory compliance for food contact is not required.

Q3: How does this pigment perform under high-temperature processing conditions?

A: This pigment exhibits improved heat stability relative to standard diarylide yellows and is generally suitable for processing temperatures up to approximately 280 °C in short-term melt operations, such as injection molding or extrusion of engineering thermoplastics — though optimal performance depends on residence time, polymer matrix, and shear conditions.

Q4: What types of polymers is Permanent Clariant Yellow DGR Pigment typically compatible with?

A: It demonstrates good compatibility and dispersion behavior in a broad range of thermoplastics, including polyolefins (PP, PE), polystyrene, ABS, and certain engineering resins. Performance in polar or highly crystalline matrices may require evaluation of dispersion aids or surface treatment compatibility.

Q5: What is the typical dosage range for achieving strong chromatic strength in plastic applications?

A: Dosage is formulation-dependent, but effective coloration is typically achieved at low concentrations — generally ranging from 0.1% to 2% by weight — depending on the desired shade depth, base polymer opacity, and processing method.