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

Cathay CATHAYPURE Brown BRP2870 Inorganic Pigment

Cathay CATHAYPURE Brown BRP2870 is a high-performance inorganic pigment offering excellent heat stability, lightfastness and chemical resistance. Part of Cathay’s premium CATHAYPURE series, this iron oxide-based brown pigment ensures consistent color dispersion and low volatility in demanding applications like coatings, plastics and construction materials. Widely used for architectural concrete and industrial finishes due to its eco-friendly profile and regulatory compliance.
  • cathay cathaypure brown brp2870 inorganic pigment_06281c09
  • cathay cathaypure brown brp2870 inorganic pigment_06281c09

Features Of Cathay CATHAYPURE Brown BRP2870 Inorganic Pigment

  1. High thermal stability up to 800 °C, ensuring color retention during high-temperature processing.

  2. Excellent lightfastness and weather resistance, suitable for outdoor applications with long-term UV exposure.

  3. Non-toxic and heavy-metal-free formulation, compliant with global regulatory standards including EN 71-3 and RoHS.

  4. Consistent particle size distribution for uniform dispersion and optimal hiding power in demanding matrices.

  5. Chemically inert and alkali-resistant, maintaining integrity in cementitious and alkaline coating systems.

Typical Applications Of Cathay CATHAYPURE Brown BRP2870 Inorganic Pigment

  1. Architectural concrete and precast concrete products.

  2. Exterior wall coatings and facade paints.

  3. Ceramic glazes and tile colorants.

  4. Plastic compounds for automotive interior trim and construction profiles.

  5. Colored asphalt and road marking materials.

Specifications Of Cathay CATHAYPURE Brown BRP2870 Inorganic Pigment

Chemical TypeMixed Metal Oxide (Iron-Manganese-Zinc Spinel)
Product FormFine Dry Powder
AppearanceUniform Brown Powder
Primary ApplicationsConcrete, Coatings, Ceramics, Plastics
Key FeaturesHeat Stable, UV Resistant, Alkali Resistant
BenefitsColor Consistency, Low Migration, High Dispersion Efficiency
Storage ConditionsStore in cool, dry, well-ventilated area; protect from moisture
Regulatory ComplianceRoHS Compliant, REACH Registered, Non-Hazardous per GHS


Cathay CATHAYPURE Brown BRP2870 Inorganic Pigment – Frequently Asked Questions (FAQ)

Q1: What is the primary chemical composition of BRP2870?

A: BRP2870 is a mixed-metal oxide pigment based on iron and manganese oxides, engineered for high thermal stability and consistent brown hue performance in demanding inorganic pigment applications.


Q2: Is BRP2870 suitable for use in food-contact plastics?

A: BRP2870 is formulated to meet general requirements for pigments used in food-contact polymer applications, subject to final regulatory review and compliance verification by the end-user’s formulation and regulatory team.


Q3: How does BRP2870 perform under high-temperature processing conditions?

A: This pigment exhibits excellent thermal stability, maintaining color integrity and minimal decomposition during standard polymer compounding and injection molding processes up to 300°C.


Q4: What dispersion methods are recommended for optimal color development?

A: For best results, pre-disperse BRP2870 using high-shear mixing or twin-screw compounding; it responds well to standard dispersing aids compatible with inorganic pigments in thermoplastic systems.


Q5: Can BRP2870 be used alongside organic pigments or other inorganic pigments in a masterbatch?

A: Yes — BRP2870 demonstrates good compatibility with common organic pigments and other stable inorganic pigments, though compatibility testing in the final matrix is recommended to ensure no adverse interactions affect hue, dispersion, or stability.



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