Shanghai Petrochemical's production of polyester for high shrink film

In 2020, Shanghai Petrochemical will overcome the impact of the epidemic, make every effort to create benefits, and actively promote the research and development of new products. The annual output of polyester for high-shrink film exceeded 10,000 tons, an increase of nearly 70% year-on-year, a record high.

The company's No. 2 polyester unit is steadily advancing the research and development and production of polyester for high-shrink film. In 2020, it will continue to strengthen communication with customers to continuously expand the market, improve product quality, and enhance customer recognition. In order to meet the special needs of customers, the device set up a research team to actively adjust the product structure and improve the technology to optimize the process. For the additive system, the device arranges special personnel to accurately adjust the ratio to ensure that customers can produce satisfactory drawn films. The device has strengthened training and requires employees to be careful and meticulous in the reconciliation process to avoid affecting the stability of the additive system. In response to the reaction process, the device strictly controls various indicators, strengthens real-time monitoring, and adjusts response fluctuations in time to stabilize production and improve product quality.

Polyester for high shrink film has high added value and good environmental protection, and is widely used in heat-sealing labels of various beverage bottles. At present, the high-shrinkage film polyester produced by No. 2 polyester has become large-scale and serialized, and has won praise from customers.