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Hubei Zezhuang Technology Industrial Development Co., Ltd. is professionalChina Polyester High-Temperature Leveling Agent Manufacturers and Wholesale Polyester High-Temperature Leveling Agent OEM/ODM Suppliers, 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.
Specification
| Item | Typical Value |
| Appearance | Liquid, pale to light yellow |
| Ionicity | Nonionic / weakly anionic |
| pH (1% solution) | 5.0 - 8.0 |
| Active content | 20% - 40% |
| Dosage | 0.5 - 3 g/L depending on dyeing process |
| Temperature | 120 - 135 C |
| pH stability | Stable in weakly acidic to weakly alkaline bath |
| Solubility | Easy to dilute with water |
| Compatibility | Compatible with common disperse dyeing auxiliaries |
| Shelf life | 12 months in sealed drum |
| Storage | Store in cool, dry place, avoid direct sunlight |
| Packing | 120 kg drum, 1000 kg IBC, custom packing available |
Values are typical and vary by fabric, dye class and process. TDS and sample are available on request.
Application
- Polyester and polyester-rich fabric
- Woven and knitted polyester
- Apparel fabric and home textile
- Technical textile and industrial fabric
- Jet dyeing machines
- High-temperature exhaust dyeing
- Programs that need consistent shade on polyester
- Mills that run multiple polyester programs
It can be used in jet dyeing machines and high-temperature exhaust dyeing processes, and can be combined with fixing agents in one bath. For mills running multiple polyester programs, one supplier can cover several leveling steps.
Advantage
- Improves dye migration and leveling on polyester fabric
- Reduces shade variation, streaks and patchy results
- Stable at high temperature up to 135 C
- Applicable to polyester woven and knitted fabric
- Runs in jet dyeing machines and exhaust dyeing
- Compatible with common disperse dyeing auxiliaries
- Used in apparel, home textile and technical textile programs
- Supported by a manufacturer with long-term textile auxiliary experience and university research cooperation
- Export-ready supply and technical support for overseas buyers
For mills that need consistent shade on polyester, this grade reduces shade variation and improves dyeing consistency across production runs.
Payment & Shipping
- Payment: T/T, L/C at sight, and terms for repeat orders
- Packing: 120 kg drum, 1000 kg IBC, or custom packing
- Lead time: 7 - 15 days after order confirmation
- Shipping: sea, air and express for samples
- Sample: free sample for evaluation, freight collected
- Export support: documentation and shipping coordination for overseas buyers
- MOQ: flexible for trial orders and repeat programs
- Port: main China ports, can be arranged by buyer preference
Flexible terms can be discussed for repeat and long-term programs. If you need help with documentation or shipping arrangements, our export team can support the process.
- Q: What does polyester high-temperature leveling agent do?
- A: It improves dye migration and leveling during high-temperature polyester dyeing, which reduces shade variation, streaks and patchy results.
- Q: What temperature is it stable at?
- A: It is stable at high temperature up to 135 C.
- Q: Can it be used in jet dyeing machines?
- A: Yes. It runs in jet dyeing machines and high-temperature exhaust dyeing processes.
- Q: What is the recommended dosage?
- A: Typically 0.5 - 3 g/L depending on dyeing process. The exact dosage depends on fabric, dye class and target shade.
- Q: Can it be combined with fixing agents?
- A: Yes. It is compatible with common disperse dyeing auxiliaries in one bath.
- Q: Can you share test data?
- A: Yes. TDS and test data can be provided for evaluation.
- Q: Do you support technical adjustment for our process?
- A: Yes. Technical support is available on request.
- Q: What is the MOQ and lead time?
- A: MOQ is flexible for trial orders, and lead time is typically 7 - 15 days after order confirmation.
Oct 12 , 2026 
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