Pigment Red 31

Pigment Red 31

Pigment Red 31

Pigment Red 31 (C.I. 12100) là sắc tố azo hữu cơ thuộc lớp sắc tố β-naphthol. Nó cho sắc đỏ hơi vàng đến đỏ trung bình và đã được sử dụng trong các ứng dụng tạo màu công nghiệp truyền thống bao gồm sơn phủ, mực in và một số vật liệu nhựa.

Tính bền màu

Ứng dụng điển hình

Pigment Red 31 is used in several conventional industrial coloring systems.

Typical applications include:

• Industrial coatings
  Used in general industrial paints and decorative coating formulations.

• Printing inks
  Applied in packaging inks, publication inks, and other traditional printing ink systems.

• Plastic coloration
  Suitable for some general-purpose plastics processed at moderate temperatures.

• Rubber products
  Used in rubber coloration and related industrial materials.

Các đặc tính hiệu suất chính liên quan đến ứng dụng

The performance of Pigment Red 31 in various formulations is influenced by its pigment chemistry and physical characteristics.

Key properties include:

• Color shade
  Yellowish-red to medium red tone.

• Tinting strength
  Moderate tinting strength suitable for conventional coloration systems.

• Dispersion properties
  Can be dispersed in coating, ink, and plastic formulations using standard dispersion techniques.

• Heat resistance
  Moderate thermal stability typical of β-naphthol azo pigments.

• Solvent resistance
  Generally compatible with solvents commonly used in coatings and printing inks.

Ưu điểm

1. Superior Product Performance：A synthetic monoazo pigment of the β-naphthol subclass, featuring a medium red shade (slightly yellower and less bluish than Pigment Red 22). It boasts strong color strength and high cost-effectiveness, with a light fastness rating of Grade 7, non-bleeding property, and resistance to hot water, detergents, ethanol and other media. Heat-resistant up to 280℃ for 5 minutes, it is suitable for coloring rubber, fabrics, inks, polystyrene resins and other materials.
2. Broad Application Prospects：Aligned with market demands in industries such as coatings, inks and plastics, it fits multiple scenarios including offset printing, packaging, and auto parts (e.g., taillights), with considerable market potential.
3. Reliable Supplier Strength：Decades of experience as an organic raw material supplier, continuously monitoring market demand changes to dynamically optimize product and service quality.
4. Comprehensive After-sales Support：Offers one-stop services including technical support, quality assurance, and product use training, with quick responses to customer inquiries and feedback.
5. Flexible Sample Provision：Provides product samples on demand for customer testing and evaluation, with delivery arranged according to requirements.

Hạn chế thường gặp

Pigment Red 31 may present limitations depending on the durability requirements of the final application.

Typical limitations include:

• Moderate lightfastness, particularly under outdoor exposure

• Limited heat resistance compared with modern high-performance pigments

• Possible bleeding or migration in some plastic systems

• Not generally used in applications requiring long-term weather resistance

Hướng dẫn mua hàng

When evaluating Pigment Red 31 for industrial formulations, several technical considerations are commonly taken into account:

• Processing temperature of plastics or coatings

• Lightfastness requirements for indoor or outdoor applications

• Compatibility with resin or binder systems

• Dispersion behavior within the formulation

Applications requiring improved durability, higher thermal stability, or enhanced weather resistance may consider other pigment types.

Tên gọi khác

Thông tin nhà sản xuất và nhà cung cấp

Pigment Red 31 is manufactured by pigment producers worldwide and supplied mainly in powder form for use in coatings, inks, plastics, rubber, and related industrial applications.

Commercial grades may differ in particle size distribution, surface treatment, and dispersion characteristics depending on the intended application.

Đóng gói và giao hàng

●   25KG Kraft Bag, 400kg/500kg Carton Box

●   Lead Time: Normally around 15 days after signed contract.

Câu hỏi thường gặp

1.What color shade does Pigment Red 31 produce?
Pigment Red 31 typically provides a yellowish-red to medium red shade.

2.Is Pigment Red 31 an organic pigment?
Yes. It belongs to the organic azo pigment family, specifically the β-naphthol pigment group.

3.Can Pigment Red 31 be used in printing inks?
Yes. It has been used in various conventional printing ink formulations.

4.Is Pigment Red 31 suitable for high-temperature plastics?
It is generally used in plastics with moderate processing temperatures; higher-temperature polymers may require pigments with greater heat stability.