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

BASF R-K 3430K Pigment

BASF R-K 3430K Pigment is a high-performance organic red pigment from BASF’s R-K series, offering excellent heat stability, lightfastness, and dispersibility in plastics and coatings. Designed for demanding applications like automotive finishes and engineering polymers, it delivers vibrant hue consistency and superior migration resistance without compromising processability or regulatory compliance.
  • basf r k 3430k pigment_3ef8bad4
  • basf r k 3430k pigment_3ef8bad4

Features Of BASF R-K 3430K Pigment

  1. High thermal stability suitable for processing temperatures up to 280 °C.

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

  3. Good dispersibility in polyolefin and engineering thermoplastic matrices without additional dispersants.

  4. Low migration tendency in food-contact-compliant polymer applications (EU No. 10/2011 compliant).

  5. Consistent batch-to-batch color reproducibility with narrow ΔE tolerance (< 0.5 under D65 illumination).

Typical Applications Of BASF R-K 3430K Pigment

  1. Coloration of polypropylene (PP) automotive interior components.

  2. Pigmenting high-density polyethylene (HDPE) containers for household and industrial use.

  3. Masterbatch formulation for ABS and PC/ABS blends in electronics housings.

  4. Color concentrates for thin-wall packaging films requiring UV stability.

  5. Thermoplastic elastomer (TPE) applications in consumer goods and medical device housings.

Specifications Of BASF R-K 3430K Pigment

Chemical TypeOrganic pigment – Benzimidazolone derivative
Product FormFree-flowing granular concentrate
AppearanceReddish-brown free-flowing granules
Primary ApplicationsPolyolefins, engineering plastics, TPEs
Key FeaturesThermal stability, low extractables, high opacity
BenefitsReduced need for stabilizer packages, excellent processability in extrusion
Regulatory ComplianceEU REACH registered; FDA 21 CFR 178.3290 compliant for indirect food contact
Recommended Loading Range0.5–3.0 wt% depending on substrate and opacity requirement


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