Zhejiang Runtu Co., Ltd. (002440)

Overview

Zhejiang Runtu Co., Ltd., established in 1986 and based in Shaoxing, China, specializes in the production and sale of dyes. As a key player in China’s chemical industry, the company has a rich history of providing a wide range of dye products for various applications. It stands out in the market for its comprehensive portfolio of color solutions, serving a diverse set of industries including textiles and related sectors.

Products and Services

• Disperse Dyes: These are primarily used for coloring synthetic fabrics, especially polyester. They are known for their ability to disperse in water and are often selected for their vibrant colors and high wash fastness.
• Reactive Dyes: Best suited for cellulose fibers like cotton, reactive dyes form a covalent bond with the fiber, resulting in high color fastness. They are preferred for their bright hues and durability in textiles.
• Direct Dyes: Easily soluble in water, direct dyes are used for dyeing cellulose fibers such as cotton without the need for a mordant. They are valued for their simplicity of use and wide range of colors.
• Blend Dyes: These are formulated by combining different types of dyes to achieve desired properties and hues for specific fabric blends. Their versatility makes them suitable for a variety of textile applications.
• Cationic Dyes: Also known as basic dyes, these are mainly used for acrylic fibers but can also color wool and silk. They offer bright shades with excellent light fastness.
• Vat Dyes: Offering superior color fastness, vat dyes are insoluble in water and require a vatting process to dye the fabric. They are primarily used for cotton and are praised for their durability and resistance to washing and light.
• Chemical Intermediate Products: These substances are pivotal in the production of dyes and other chemicals, serving as foundational compounds in various chemical reactions and processes.
• Textile Auxiliaries: Used in the treatment and processing of textiles, these chemicals enhance the properties of fabrics, such as their appearance, feel, and performance characteristics.
• Sodium Hydrosulfite: This is a widely used reducing agent in textile and paper industries, employed for bleaching and stripping, removing excess dyes, and as a cleaning agent.
• Sulfuric Acid: Essential in the production of chemicals, it is also used in the manufacturing of dyes, detergents, and various industrial processes.
• Chlorinate Alkali: Important for the production of PVC, disinfectants, and bleach, as well as in the treatment of water and sewage.
• Hydrogen Peroxide: Used as a bleaching agent in the textile industry, it is also employed for its antiseptic properties in the medical sector and as an oxidizing agent in various chemical reactions.