2000M Window Reactor

The reactor primarily consists of a vessel, agitator, heat transfer system, sealing mechanism, and control system, and is suitable for high‑temperature, high‑pressure chemical reactions. Its operating principle involves the polymerization of olefin monomers under the action of initiators and catalysts, with reaction temperature and efficiency controlled via agitation and heat transfer equipment. Depending on the operating mode and polymerization process, reactors are classified into batch and continuous types, as well as gas‑phase, bulk liquid‑phase, and solution polymerization varieties. The equipment must meet requirements for efficient production, stable product quality, and operational safety.

Micro-scale Polyester Synthesis Reactor PET

The Miniature Polyester Synthesis Reactor is primarily used for the synthesis of polyethylene terephthalate (PET). It is a laboratory‑scale piece of equipment specifically designed for small‑scale synthesis and research involving polyester polymers, particularly PET. This device is suitable for use in research institutions, university laboratories, and small‑scale production pilot plants.

Polylactic Acid (PLA) Reactor System

This equipment is a polylactic acid (PLA) reactor system, with a designed reactor volume of 2 L and heated via a high‑and‑low temperature circulating oil bath. The main body of the equipment is made from 316L stainless steel. The reactor’s maximum stirring speed is 100 rpm, and the maximum material viscosity is 200 Pa·s. It employs a double‑helix ribbon agitator, and an anti‑creep device is installed at the upper part of the agitator shaft to effectively minimize the material climbing effect along the shaft. The reactor is designed for a working pressure of 10 MPa, with a maximum allowable operating pressure of 6 MPa (negative pressure is used during polymerization experiments, while also accommodating other high‑pressure experiments). The vacuum level in the empty reactor can reach as low as 50 Pa. The design temperature is 350°C, with a maximum operating temperature of 310°C. All components of the system—including the feed hopper, esterification piping, and polycondensation piping—are equipped with heating jackets to prevent low‑temperature crystallization and subsequent blockage of the pipelines. The system utilizes PLC‑plus‑touchscreen configuration for control, enabling real‑time monitoring of the status at each monitoring point, as well as temperature and pressure curves throughout the reaction process—and allows for data export and post‑processing.

Polyester Polymerization Reactor

The small-scale polymerization reactors manufactured by Shanghai Yanzheng Instruments cover nylon, polyester, biodegradable materials, and other polymers, primarily used in the fields of resin, rubber, plastics, and other high‑molecular materials. Esterification is a reaction in which alcohols react with carboxylic acids or inorganic oxygen‑containing acids under specific temperature and pressure conditions to produce esters and water. From small-scale trials to production-level applications, these reactors can accommodate various polymers and diverse polymerization processes, offering high‑end equipment and comprehensive product solutions.

Tri-element precursor co-precipitation reactor

This reactor is manufactured from corrosion‑resistant materials such as 316L stainless steel, with an internal surface polished to extremely high precision to ensure material purity. It is equipped with a double‑layer propeller agitator and a specialized fluid‑guidance design that enhances mixing uniformity. The heating and cooling system utilizes a jacket for precise temperature control, while the feed and discharge units enable accurate material addition and removal. The equipment is also fitted with advanced monitoring and control systems, including pH meters, thermometers, and a PLC, ensuring stable and repeatable reaction processes. The operating principle is based on the co‑precipitation method; by precisely controlling reaction conditions, it produces ternary precursor particles with specific performance characteristics.

Purification Reactor

This equipment is a complete small-scale pilot plant for high‑end rubber projects, primarily used for rubber synthesis research and optimization of reaction conditions. The system comprises a purification unit, a feed system, and two reactor systems. After the raw materials are purified to meet specifications via the raw material tank, feed pump, and purification column, they are fed into the two reactors. The two reactor systems are identical, each equipped with four feeding tanks. The reactors are temperature‑controlled using an oil bath circulator, which is a product of the Yanzheng Free brand, ensuring reliable quality and after‑sales support.

500 ml Reactor System

The reactor consists of a high‑temperature and corrosion‑resistant vessel, a highly efficient mixing agitator, a heating and cooling system with precise temperature control, a feed inlet and outlet design that ensures accurate material flow, and safety‑enhancing accessories. Its operating principle involves the pre‑mixing of initiators and catalysts, vacuum dehydration and nitrogen purging, followed by ring‑opening polymerization of the raw materials through agitation and temperature control to produce polyether compounds, while also ensuring safe operation.

Nylon Polymerization Reactor

This unit is a polyester polymerization reactor with a designed capacity of 3 L. It is heated using a high‑ and low‑temperature circulating oil bath, which features programmable temperature control. The main body of the equipment is made from 316L stainless steel. The reactor’s stirring speed can reach up to 500 rpm at 100 mPa·s and 100 rpm at 50,000 mPa·s, employing an anchor‑type impeller equipped with scrapers to effectively handle high‑viscosity materials while minimizing fouling and carbonization on the reactor walls. The reactor is designed for a maximum operating pressure of 1 MPa, with a maximum allowable working pressure of 0.6 MPa; its design temperature is 300°C, while the recommended operating temperature is 220°C. The system is equipped with a vacuum pumping system, allowing for vacuuming during experiments, with the empty vessel achieving a vacuum level as low as 50 Pa. The unit utilizes PLC‑plus touch‑screen configuration for control, enabling real‑time monitoring of process parameters such as sensor readings, temperature profiles, and pressure curves, as well as data export for further analysis and processing.

Continuous Olefin Copolymerization Unit

The continuous pilot plant for olefin copolymerization comprises a vacuum system (for water and oxygen removal), an air intake system, a liquid feed system (for raw material purification), a reaction system (with temperature and level control), and a product unit. The main body of the equipment is made of 316L material, and the reactor is equipped with a circulating oil bath jacket for temperature control. All major instruments and piping valves in the plant are sourced from well‑known, high‑quality brands. Non‑standard components are fabricated from corrosion‑resistant materials, and the plant is equipped with a PLC control system featuring multi‑tiered, critical safety protection mechanisms to ensure the safety of both the equipment and operating personnel.

Polymerization Reactor