Matrix (Guangzhou) Metamaterials Co., Ltd.

Antimony Catalysts

Product & Market


As the world’s largest manufacturer of antimony catalysts(Antimony triacetate “S-21”,S-28) used in polyester products, Matrix’s products are sold on the market worldwide. Matrix’s registered trade name product, “S-21” has become the world’s leading manufacturer in the polyester industry.

Matrix has developed and commercialized the next generation of patented mixed-metal catalysts for the PET market. This newly patented “S-21” catalyst offers significant improvements in PET process productivity, including  but not limited to: improvements in tenacity, allowing a more complete reaction, a lower DEG content, lower acid aldehyde content, higher glass transition and melting temperatures, etc. This catalyst is also produced at a much lower cost compared to the typical antimony catalyst.

Matrix has established a quality assurance system consisting of raw materials, production process and a comprehensive quality control of final products. The use of an advanced atomic emission spectrometer, gas chromatography and automated titrator in the Technical Quality Department ensure quality control and product improvement.
Add:No.4 Xin An Road Yong He, Guangzhou Economic & Technological Development District, Guangzhou P.R.China
Tel:+86 (0)20-32222600
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Antimony Catalysts

Antimony Triacetate S-21 


Address: No.4  Xin An Road Yong He, Guangzhou Economic & Technological Development District,Guangzhou 511356, P.R. China

Tel:+86(0)20-32222600  Fax:+86 (0)20-32222660 E-mail: