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  • ZZ-UV4 Polyamide Polyester Multi-Functional Light Fastness UV Absorber

ZZ-UV4 Polyamide Polyester Multi-Functional Light Fastness UV Absorber


Product Introduction

Developed as a light fastness enhancer for polyester, polyamide and modified polyester fibers, this product features excellent uniform adsorption capacity and is suitable for internal addition, heat setting, and one-bath dyeing processes.


Physical and Chemical Properties

Chemical Description: Dispersion of benzotriazole derivatives

Appearance: Milky white slurry liquid

Ionicity: Anionic

pH Value (1% aqueous solution): 5.0~8.0

Product Features

Highly dispersed into fine micro-particles with excellent leveling performance.

Good sublimation resistance; applicable for post-finishing setting and features great compatibility with other textile auxiliaries.

Eco-friendly and free of substances of very high concern (SVHC).

Application Method

1. Padding Process

Dosage: 20–50 g/L, adjusted according to fabric type and technical requirements.

Mix ZZ-UV4 with softener or other functional finishing agents for one-bath padding and setting.

2. Internal Addition

Dosage: 2–3% based on fabric weight, adjusted according to fabric type and requirements.

Mix ZZ-UV4 evenly with water-based adhesive before application.

3. One-bath Dyeing Process

Disperse Dye: X%

ZZ-UV4: 1–3%

Leveling Agent: 0.5–1.5%

Acetic Acid: Adjust pH to 4.5–5

Liquor Ratio: 1:10 – 1:20

Heat up to 130℃ and hold at constant temperature for 30–60 minutes for dyeing.

Adjust the heating rate and dyeing time properly according to different dye varieties.

Packaging and Storage

Packaging: 25kg/drum, 60kg/drum, 120kg/drum

Storage: Store indoors at 5–30℃, keep away from direct sunlight and place in a cool and ventilated area.

Shelf Life: 6 months

Reminder

The data listed in this document is consistent with our practical production experience. Due to various influencing factors during application, users shall test the adaptability of selected products and processes in advance. Please feel free to contact our company if you have any questions before use.

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About Us
Hubei Zezhuang Technology Industrial Development Co., Ltd.
Hubei Zezhuang Technology Industrial Development Co., Ltd.

Hubei Zezhuang Technology Industrial Development Co., Ltd. is professional China ZZ-UV4 Polyamide Polyester Multi-Functional Light Fastness UV Absorber manufacturers and ZZ-UV4 Polyamide Polyester Multi-Functional Light Fastness UV Absorber factory, established in 2011 as Shanghai Zezhuang Industrial Co., Ltd., is located in Fengjing Town, Jinshan, known as the "crossroads of Wu and Yue" and often referred to as "three steps and two bridges". It is a high-tech enterprise specializing in the research, development, production, and sales of textile dyeing and finishing auxiliaries. The company's products cover the entire process of various technological chains, including textile printing and dyeing, coating, lamination, calendering, setting, washing, printing, and bronzing. The company boasts independent R&D, testing, and after-sales centers. It has established long-term cooperation mechanisms with Wuhan Textile University, Guangdong Wuyi University, Hunan University of Engineering, and other institutions.
The company employs two Ph.D. holders in chemistry, eight master's degree holders, and twenty-three bachelor's degree holders. Currently, the company has its marketing headquarters in Suzhou, Jiangsu (Suzhou Zezhuang New Material Co., Ltd.), a production base in Hangzhou, Zhejiang, and sales offices in Zhejiang, Hubei, Guangdong, Fujian, Shandong, and other places. Zhejiang Yongshuo Import and Export Co., Ltd., as the foreign trade company of Zezhuang Industry, focuses on expanding overseas markets. In 2023, the company established a new production base in Jingzhou, Hubei, and founded Hubei Zezhuang Technology Co., Ltd., covering an area of 60 acres with a total investment of 380 million yuan.
We will strengthen our industrial layout, increase R&D investment, and commit to the development and promotion of green and environmentally friendly products that are low-pollution, high-performance, multifunctional, and high-value-added. Guided by the concept of green and environmentally friendly development, we aim to achieve high-quality and sustainable development for our enterprise, and provide a safe, comfortable, and beautiful living environment for society.

Certificate Of Honour
  • 112500860169
  • 112500860170
  • Environmental management system certification
  •  Occupational Health and Safety Management System Certification Certificate
  • Quality management system certification
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