Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

BASF X51/ RLI/ X55 Pigment

BASF X51/RLI/X55 Pigment is a high-performance organic pigment series offering excellent lightfastness thermal stability and color consistency for automotive coatings and premium plastics. Developed by BASF’s Color & Effects division it delivers superior dispersion rheology and weather resistance meeting stringent OEM specifications across global markets.
  • basf x51 rli x55 pigment_7ebd3ba4
  • basf x51 rli x55 pigment_7ebd3ba4

Features Of BASF X51/ RLI/ X55 Pigment

  1. High chroma and excellent color strength for vibrant, consistent tinting performance.

  2. Outstanding thermal stability up to 280 °C, suitable for high-temperature polymer processing.

  3. Superior lightfastness and weather resistance (Xenon arc test, ISO 11341:2019, Grade 7–8).

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

  5. Low migration tendency, meeting stringent regulatory requirements for food-contact and toy applications (EU Plastics Regulation No. 10/2011, EN71-3).

Typical Applications Of BASF X51/ RLI/ X55 Pigment

  1. Coloration of polypropylene (PP) and polyethylene (PE) fibers and films.

  2. Automotive interior plastics requiring long-term UV and heat resistance.

  3. Household appliances housings and components exposed to indoor lighting and ambient temperatures.

  4. Masterbatch production for injection-molded consumer goods.

  5. Engineering thermoplastics including ABS, PC/ABS blends, and PBT.

Specifications Of BASF X51/ RLI/ X55 Pigment

Chemical TypeOrganic Pigment (Benzimidazolone derivative)
Product FormFree-flowing powder
AppearanceReddish-brown to dark brown fine powder
Primary ApplicationsPolyolefins, engineering plastics, masterbatches
Key FeaturesThermal stability, low volatility, high tinctorial strength
BenefitsReduced pigment loading, improved melt processability, minimal plate-out
Regulatory ComplianceREACH registered; compliant with FDA 21 CFR §178.3297 (for polymers)
Particle Size (D50)0.15–0.25 µm (by laser diffraction)


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