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

Clariant Hostaperm A4R Pigment

Clariant Hostaperm A4R is a high-performance red organic pigment from the Hostaperm® series offering excellent heat stability up to 280°C solvent resistance and outstanding dispersibility in plastics and coatings. It delivers intense bluish-red shade with superior lightfastness weather resistance and migration resistance ideal for demanding automotive and packaging applications.
  • clariant hostaperm a4r pigment_153f304d
  • clariant hostaperm a4r pigment_153f304d

Features Of Clariant Hostaperm A4R Pigment

  1. High thermal stability suitable for processing temperatures up to 300 °C.

  2. Excellent lightfastness and weather resistance in demanding outdoor applications.

  3. Outstanding dispersibility in both polar and non-polar polymer systems.

  4. Good migration resistance in polyolefins and engineering plastics.

  5. Compliant with major global regulatory frameworks including EU REACH and US FDA 21 CFR for selected applications.

Typical Applications Of Clariant Hostaperm A4R Pigment

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

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

  3. Engineering thermoplastics such as ABS, PC, and PA for durable consumer goods.

  4. Masterbatch formulations for high-performance industrial packaging.

Specifications Of Clariant Hostaperm A4R Pigment

Chemical TypeQuinacridone derivative
Product FormFine crystalline powder
AppearanceRed-violet free-flowing powder
Primary ApplicationsPolyolefins, engineering plastics, masterbatches
Key FeaturesThermal stability, lightfastness, dispersion efficiency
BenefitsConsistent color strength, low dust generation, process robustness
Recommended Processing MethodExtrusion, injection molding, fiber spinning


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