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Agent ER-I is known for its strong whitening effect and high light fastness. It is often used in combination with other optical brighteners to achieve optimal results. Additionally, it is compatible with a wide range of substrates, including cotton, polyester, and cellulose-based materials.
When using Optical Brightener Agent ER-II, it is important to follow the recommended dosage instructions provided by the manufacturer. It is advisable to conduct small-scale trials before using it on a larger scale to determine the desired effect.
OPTICAL BRIGHTENER AGENT ER-II is a blue Light Nonionic liquid. It can be used for whitening and brightening polyester and its blended fabrics at high temperature, and can also be used for whitening and brightening acetate fibers. It offers high whiteness, high lifting force, and blue-purple light biased blue light, alongside good dispersion and colorless spot characteristics. It remains highly resistant to acid, alkali, and hydrogen peroxide.
• Dip dyeing: 0.1-0.5% (o.w.f)
• Pad dyeing: 0.3-2g/L
Overall, Optical Brightener Agent ER-I is a valuable additive for enhancing the brightness and whiteness of various materials, providing aesthetically pleasing results. Optical brighteners, also known as optical brightening agents (OBAs) or fluorescent whitening agents (FWAs), are chemical compounds that are added to various products to improve their brightness, whiteness, and color perception. They are commonly used in the textile, detergent, paper, and plastic industries.
OPTICAL BRIGHTENER AGENT are also widely used in paper manufacturing to improve the visual appearance of paper products. They help brighten the paper, making it look more appealing and vibrant. Additionally, they can improve the contrast of printed text and images on the paper. In the plastic industry, optical brighteners are often added to various plastic products, such as packaging materials and films.
It can be used for whitening and brightening polyester and its blended fabrics at high temperature, and can also be used for whitening and brightening acetate fibers. High whiteness, high lifting force, blue-purple light biased red light; good dispersion, colorless spot.
| Produce Name | OPTICAL BRIGHTENER AGENT ER-II |
| COLOUR SHADE | Reddish |
| STANDARD | 100% |
Normally, it is packed in 1000kg IBC drums, 200kg plastic drums, or 50kg drums to fit different scale requirements.
Yes, while it is ideal for polyester and its blended fabrics at high temperatures, it can also be effectively used for whitening and brightening acetate fibers.
Yes, it is highly recommended to conduct small-scale trials prior to large-scale application in order to determine the precise dosage needed to achieve the desired whitening effect.
Optical Brightener Agent ER-II exhibits excellent stability and resistance against acid, alkali, and hydrogen peroxide under typical processing conditions.
Yes, Agent ER-I and ER-II are often formulated or used in combination with other optical brighteners to achieve optimized, synergistic whitening performance.
It features high whiteness and high lifting force with a blue-purple light biased blue/red shade, delivering good dispersion without producing color spots.
