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

Clariant Hostaperm Blue BT-728-D Pigment

Clariant Hostaperm Blue BT-728-D is a high-performance organic pigment in the Hostaperm® Blue series offering excellent heat stability up to 280°C chemical resistance and outstanding tinctorial strength. Ideal for engineering plastics like polyamide and PBT it delivers brilliant blue shade with superior dispersion and lightfastness meeting stringent automotive and electronics requirements.
  • clariant hostaperm blue bt 728 d pigment_340e0e6d
  • clariant hostaperm blue bt 728 d pigment_340e0e6d

Features Of Clariant Hostaperm Blue BT-728-D Pigment

  1. High chroma, clean phthalocyanine-based blue shade with excellent bluish undertone.

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

  3. Excellent lightfastness (ISO 105-B02: Grade 7–8) and weather resistance in outdoor applications.

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

  5. Low migration tendency and high resistance to blooming in PVC and flexible vinyl compounds.

Typical Applications Of Clariant Hostaperm Blue BT-728-D Pigment

  1. Polyolefin masterbatches for injection molding and blow molding.

  2. Engineering thermoplastics including PA6, PA66, and PBT.

  3. Rigid and flexible PVC profiles, cables, and flooring.

  4. Automotive interior trims requiring long-term color stability under UV exposure.

  5. High-performance industrial coatings and coil coatings.

Specifications Of Clariant Hostaperm Blue BT-728-D Pigment

Chemical TypeCopper phthalocyanine derivative
Product FormFine free-flowing powder
AppearanceDark blue to violet-blue powder
Primary ApplicationsPolyolefins, engineering plastics, PVC, industrial coatings
Key FeaturesHigh thermal stability, low migration, excellent dispersion
Lightfastness (ISO 105-B02)Grade 7–8
Heat Stability (in PP)≥ 280 °C (5 min, color difference ΔE < 2.0)
Particle Size (D50)Approx. 0.08–0.12 µm


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