Polyoxyethylene Nonylphenol (NP-9)
Polyoxyethylene Nonylphenol (NP-9) is a versatile nonionic surfactant widely used in various industrial applications, particularly in paints and coatings.
Chemical Properties

Polyoxyethylene Nonylphenol (NP-9)
Brand: ESSENTIAL PRODUCTS
Polyoxyethylene Nonylphenol (NP-9) is a versatile nonionic surfactant widely used in various industrial applications, particularly in paints and coatings.
Product Introduction
Polyoxyethylene Nonylphenol (NP-9) is a nonionic surfactant that plays a crucial role in the formulation of paints and coatings. Its unique chemical structure allows it to effectively lower surface tension, enhancing the wetting and dispersion properties of paint formulations. This makes NP-9 an essential ingredient for manufacturers aiming to achieve uniform application and optimal performance of their coatings. Sourced from Kivi Chemicals, NP-9 is particularly valued in the East African region for its adaptability across various industrial applications, including textile processing and agricultural chemicals. With a focus on quality and compliance, Kivi Chemicals ensures that NP-9 meets stringent regulatory standards, making it a reliable choice for businesses in Kenya, Uganda, Tanzania, and beyond.
Detailed Product Overview
Polyoxyethylene Nonylphenol (NP-9) is an industrial-grade nonionic surfactant characterized by its pale yellow liquid appearance and mild odor. It is primarily composed of polyoxyethylene chains attached to a nonylphenol moiety, which contributes to its excellent surfactant properties. NP-9 exhibits a density of 1.05 g/cm³ and a viscosity ranging from 100 to 200 cP, making it suitable for incorporation into various formulations. It is stable under normal conditions and has a shelf life of 12 months when stored properly. With 100% active content, NP-9 is soluble in both water and organic solvents, facilitating its use in diverse applications. The pH of a 1% solution ranges from 6 to 8, indicating its compatibility with a wide range of chemical environments. Its ability to enhance wetting, dispersing, and emulsifying properties makes NP-9 a preferred choice in the paints and coatings industry, as well as in textile and agricultural applications.
Applications & Uses
Paint Formulation
NP-9 is widely used in paint formulations to improve wetting and dispersion of pigments, resulting in smoother finishes and enhanced color vibrancy. Its nonionic nature ensures compatibility with various resins and solvents, making it a versatile additive for different types of paints.
Coatings and Sealants
In coatings and sealants, NP-9 acts as a surfactant that enhances adhesion and improves the overall performance of protective coatings. It helps to reduce surface tension, allowing for better coverage and durability of the final product.
Textile Industry
NP-9 is utilized in the textile industry as a wetting agent and emulsifier during dyeing and finishing processes. Its ability to lower surface tension improves dye uptake and distribution, resulting in more uniform coloration of fabrics.
Agricultural Chemicals
In agricultural applications, NP-9 serves as an emulsifier in pesticide and herbicide formulations, enhancing the effectiveness of active ingredients by improving their spreadability and adhesion on plant surfaces.
Benefits & Advantages
Polyoxyethylene Nonylphenol (NP-9) offers significant advantages for businesses in the paints and coatings industry. Its exceptional surfactant properties enhance the performance of formulations, leading to improved application characteristics. By lowering surface tension, NP-9 ensures better wetting of surfaces, which is crucial for achieving uniform coverage and minimizing defects in the final product. Additionally, NP-9's compatibility with a wide range of solvents and resins allows manufacturers to customize their formulations effectively. This versatility not only streamlines production processes but also reduces costs associated with formulation adjustments. Furthermore, sourcing NP-9 from Kivi Chemicals guarantees compliance with local industrial regulations, providing peace of mind to buyers in Kenya, Uganda, and Tanzania. The reliability and quality of NP-9 make it an essential ingredient for companies aiming to enhance their product offerings in a competitive market.
Packaging & Bulk Supply
Kivi Chemicals supplies Polyoxyethylene Nonylphenol (NP-9) in convenient 25-liter containers, ensuring that businesses can easily handle and store the product. This packaging format is designed for bulk supply, catering to the needs of manufacturers and industrial users who require consistent and reliable access to this essential surfactant. Kivi Chemicals prioritizes quality in its packaging to maintain the integrity and performance of NP-9 during transport and storage.
Storage & Handling
Polyoxyethylene Nonylphenol (NP-9) should be stored in a cool, dry place away from direct sunlight and incompatible materials. Containers should be tightly sealed when not in use to prevent contamination and moisture ingress. It is recommended to handle NP-9 with appropriate personal protective equipment (PPE) such as gloves and goggles to minimize exposure. In case of spills, absorb the liquid with inert materials and dispose of according to local regulations. Regular inspections of storage facilities are advised to ensure that the product remains in optimal condition throughout its shelf life.
External References & Further Reading
Technical Specifications
| Odor | Mild |
| Density | 1.05 g/cm³ |
| Stability | Stable under normal conditions |
| Viscosity | 100-200 cP |
| Appearance | Pale yellow liquid |
| Shelf Life | 12 months when stored properly |
| Solubility | Soluble in water and organic solvents |
| Flash Point | Not applicable |
| Active Content | 100% |
| Moisture Content | Max 1% |
| pH (1% solution) | 6-8 |
| Surface Tension Reduction | Effective in reducing surface tension |
Safety & Handling Guidelines
Not classified as hazardous under GHS
Polyoxyethylene Nonylphenol (NP-9) is not classified as hazardous under GHS, making it a safer option for industrial applications. However, it is essential to follow standard safety practices when handling the product. Recommended personal protective equipment (PPE) includes gloves, goggles, and suitable clothing to prevent skin and eye contact. In case of accidental exposure, rinse affected areas with plenty of water and seek medical attention if necessary. Always refer to the Safety Data Sheet (SDS) for detailed information on handling, storage, and emergency procedures.
Regulatory Compliance & Standards
Frequently Asked Questions
What is Polyoxyethylene Nonylphenol (NP-9)?
Polyoxyethylene Nonylphenol (NP-9) is a nonionic surfactant used primarily in paints and coatings to enhance wetting and dispersion.
What are the main applications of NP-9?
NP-9 is commonly used in paint formulations, coatings and sealants, the textile industry, and agricultural chemicals.
How should NP-9 be stored?
NP-9 should be stored in a cool, dry place, away from direct sunlight, and kept in tightly sealed containers.
Is NP-9 hazardous?
NP-9 is not classified as hazardous under GHS, making it a safer option for industrial applications.
What are the benefits of using NP-9 in paint formulations?
Using NP-9 improves wetting, dispersion, and adhesion, resulting in better application and performance of paints.
What kind of packaging is available for NP-9?
NP-9 is available in 25-liter containers, designed for bulk supply to industrial users.
What is the shelf life of NP-9?
NP-9 has a shelf life of 12 months when stored properly.
What personal protective equipment (PPE) is recommended when handling NP-9?
It is recommended to wear gloves, goggles, and suitable clothing to prevent skin and eye contact.
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