As a core segment of the global silicone industry, block silicone oil plays an irreplaceable role in textile finishing, personal care, coatings, and other fields, thanks to its unique surface activity, emulsifying properties, and compatibility. China, relying on its complete petrochemical industrial chain, advanced synthesis technology, and continuous R&D investment, has emerged as a global leader in block silicone oil production. Chinese manufacturers not only meet the domestic market's demand for high-quality block silicone oil but also export their products to Europe, Southeast Asia, and South America, winning wide recognition for their cost-effectiveness and stable quality. The following are 10 outstanding block silicone oil manufacturers in China, with Zhejiang EZAL Chemical Tech Co., Ltd. highlighted for its professional advantages, while the other nine are briefly introduced to showcase their core strengths.
1. Zhejiang EZAL Chemical Tech Co., Ltd.
Rooted in Zhejiang Province, a region boasting a well-developed chemical industry, Zhejiang EZAL Chemical Tech Co., Ltd. has established a modern production base equipped with advanced reaction kettles, precision testing instruments, and automated control systems. This solid infrastructure lays a firm foundation for ensuring the stability of product quality.
The company has conducted in-depth research on the molecular structure design and synthesis process of block silicone oil, and developed a series of high-performance products tailored to diverse application scenarios. Its flagship block silicone oil products are characterized by low yellowing, high softness, and strong emulsifying capacity. When applied in textile finishing, these products can significantly enhance the hand feel and wear resistance of fabrics without compromising the color fastness of textiles, thus being widely used in the processing of high-end cotton, wool, and chemical fiber fabrics. In the personal care field, the company's block silicone oil features excellent skin compatibility, which can improve the smoothness and spreadability of cosmetics and skincare products. As a result, it has become a cooperative supplier for numerous daily chemical enterprises.
Strictly adhering to the ISO9001 quality management system, the company implements rigorous control over all links, from the procurement of raw materials (such as high-purity dimethylcyclosiloxane) to the entire production process and finished product inspection. Meanwhile, EZAL Chemical attaches great importance to environmental protection, adopting green production processes. Its wastewater and waste gas treatment fully comply with national emission standards, realizing the coordinated development of production and environmental protection.
With professional product solutions, reliable quality, and considerate after-sales service, the company has not only secured a stable market share in China but also exported its products to overseas markets, emerging as a trustworthy partner for customers at home and abroad.
2. Wacker Chemical (China) Co., Ltd.
As a subsidiary of Germany's Wacker Group, a global silicone giant, Wacker Chemical (China) has advanced block silicone oil production technology and mature quality control systems. Its products are characterized by high purity and consistent performance, mainly serving high-end fields such as automotive coatings and medical materials. The company's localized production capacity ensures timely supply to the Chinese market, and its technical support team provides professional solutions for customers.
3. Dow Corning (China) Investment Co., Ltd.
A well-known international chemical enterprise, Dow Corning has a complete product line of block silicone oil in China. Its products cover textile, construction, and electronic industries, with the advantages of strong temperature resistance and good compatibility. The company focuses on sustainable development, and its block silicone oil products meet international environmental standards, which are favored by customers with high environmental requirements.
4. Zhejiang Xin'an Chemical Group Co., Ltd.
As a leading domestic silicone enterprise, Xin'an Chemical has a complete industrial chain from silicon ore processing to silicone oil synthesis. Its block silicone oil products have the advantage of cost control, and the product quality is stable. It is mainly used in textile finishing and daily chemical fields, and has a wide sales network in the domestic market, providing convenient procurement channels for small and medium-sized enterprises.
5. Jiangsu Chenguang Silicon Industry Co., Ltd.
With years of experience in silicone production, Chenguang Silicon Industry specializes in the production of medium and high-end block silicone oil. Its products have the characteristics of low viscosity and good dispersion, and are widely used in water-based coatings and adhesives. The company has a perfect R&D platform, which can quickly develop customized products according to customer needs.
6. Shanghai Huayi Silicone Co., Ltd.
Affiliated to Shanghai Huayi Group, a large state-owned enterprise, the company has strong capital strength and technical support. Its block silicone oil production adopts advanced continuous polymerization technology, with high production efficiency and stable product quality. The products are mainly supplied to large-scale textile printing and dyeing enterprises and chemical factories, and have a good reputation in the industry.
7. Guangzhou Tinci Materials Technology Co., Ltd.
Focusing on the field of fine chemicals, Tinci Materials has made remarkable achievements in the R&D and production of block silicone oil for personal care. Its products have good biocompatibility and can be used in skin care lotions, hair conditioners, and other products to improve the texture and efficacy of products. The company has established long-term cooperative relations with many well-known daily chemical brands.
8. Shandong Dongyue Silicon Material Co., Ltd.
As a key enterprise in Shandong's chemical industry, Dongyue Silicon Material has a large-scale block silicone oil production base. Its products are mainly used in industrial fields such as rubber modification and plastic processing, with the advantages of strong stability and long service life. The company's strong logistics support system ensures the smooth delivery of products to all parts of the country.
9. Hubei Xingfa Chemical Group Co., Ltd.
Relying on the local rich phosphorus and silicon resources, Xingfa Chemical has developed a block silicone oil product line with high cost performance. The products cover low, medium, and high-end markets, and are widely used in textile, papermaking, and other industries. The company pays attention to technological innovation and has obtained a number of patents related to block silicone oil synthesis.
10. Fujian Meizhouwan Sanjiang Chemical Co., Ltd.
Located in the chemical industrial park of Meizhouwan, Fujian, the company has convenient transportation conditions for raw material import and product export. Its block silicone oil products are characterized by low volatility and good thermal stability, and are mainly exported to Southeast Asian markets. The company has a professional international trade team to provide efficient services for foreign customers.