Homogeneous Reactor

The YanZheng Instrument Homogeneous Reactor is a laboratory- or industrial‑grade reaction device used in fields such as chemistry, pharmaceuticals, and food processing. It is primarily employed for chemical reactions, synthesis, catalysis, and other processes conducted under homogeneous mixing conditions. Through efficient stirring, temperature control, and a sealing system, the reactor ensures that reactants are thoroughly mixed in a uniform phase—such as a liquid phase or a gas–liquid phase—thereby enhancing reaction efficiency.

Tri-element precursor reactor

The co-precipitation reactor for ternary precursors is a core piece of equipment in lithium-ion battery production. The automated pH-controlled co-precipitation reactor for ternary precursors has undergone further improvements in areas such as stirring, gas protection, and overflow mechanisms. When the reaction feedstock enters the reactor, it mixes rapidly and exhibits excellent dispersion, resulting in uniform elemental distribution, strong solid-solution homogeneity, good sphericity, and technical performance metrics—including tap density—that all meet superior standards. The size of the reactor vessel can be customized according to specific requirements. The reactor interior can be equipped with either 2D or 3D cameras to capture real-time images of the material’s forming process.

All‑transparent, visible high‑pressure reactor

Shanghai Yanzheng Company has meticulously crafted a fully transparent high‑pressure reactor, utilizing two exceptional materials: sapphire, as hard as stone, or pure, crystal‑clear quartz glass—both boasting outstanding pressure resistance, capable of withstanding up to 10 MPa (sapphire) or 2 MPa (quartz glass), offering users a wide range of options. Customized, non‑standard services further expand its application scope. This equipment employs magnetic coupling mechanical stirring technology, achieving static sealing with zero leakage, thereby ensuring the purity and safety of experimental processes. This reactor not only boasts a unique charm thanks to its all‑transparent design, but also excels in its excellent light transmission, allowing a clear, unobstructed view of reaction processes under high pressure. Throughout the experiment—from initial ingredient preparation to final product formation—the temperature remains fully controllable, while the observation window enables users to take samples for analysis at any time or conduct meticulous observations of multiphase behavior. In addition, it is well suited for the spray preparation of supercritical particles, in-depth investigations of thermodynamic properties, and precise monitoring of long‑term dissolution processes.

Split Parallel Reactor

Introduction to the Shanghai Yanzheng Split-Body Parallel High-Pressure Reactor: Designed with the goal of significantly enhancing laboratory efficiency, this high‑pressure, high‑temperature resistant multi‑reactor system enables rapid and highly efficient reaction screening. It can support up to six reaction batches running simultaneously, with operating pressures reaching 100 bar. The reactor is dedicated to optimizing high‑pressure reaction conditions and to the efficient development and application of both homogeneous and heterogeneous catalytic systems. All reaction parameters within each zone can be independently monitored and controlled. Optional, sophisticated proprietary software allows for quick and efficient screening of high‑pressure reaction conditions, catalyst selection, and reaction studies, greatly boosting process R&D efficiency.

Stainless Steel Reactor

The stainless steel reactors manufactured by Shanghai Yanzheng are ISO 9001:2015 and EU CE certified, suitable for laboratory workbenches. They feature a compact design and simple operation, with a standard working temperature range of up to 250°C and a maximum pressure of 10 MPa. The quick‑release lid can be opened with a single twist, significantly reducing the time required to open and close the reactor vessel. Customized designs are available, and these reactors can be paired with temperature control equipment.

Supercritical Tubular Reactor

The supercritical tubular reactor is a highly efficient single‑channel catalyst evaluation system. The system comprises a liquid feed control module, a preheater module, a reactor module, a condensation module, a gas–liquid separation module, a liquid sampling module, and a reaction pressure control system that offers users flexibility in selecting the phase state of their feedstock—either two liquid streams or a combination thereof. The flow rate of each gas fed into the reactor is precisely controlled by a high‑precision piston metering pump.

Carbon Dioxide Supercritical Electrolysis of Coal Slurry to Produce Methane System

The supercritical carbon dioxide electrolysis of coal slurry to produce methane unit is equipped with one reaction system, one pressure-reducing condensation system, one tail gas metering system, and one intelligent online monitoring and control system. The reactor top cover is fitted with a three-electrode system, while the reactor body is internally coated with polytetrafluoroethylene. The reactor cover features a carbon dioxide inlet, a manual vent, a temperature measurement port, a pressure-reducing vent and metering port, as well as a backpressure control port. Gas filters are installed at both the backpressure and pressure-reducing ends.

100L Lactic Acid Copolymer–Modified PBAT Multifunctional Polymerization Test System

This experimental setup is a versatile PBAT polymerization system with a 100L capacity, modified via lactic acid copolymerization. It is exceptionally well suited for the research and development of polyester polymer products, as well as for a wide range of modification experiments. This equipment—and its counterparts ranging in scale from 100L to 500L—serve as pilot-scale platforms for the R&D and commercialization of polyester polymer products. Not only do they accumulate valuable data and parameters that accelerate the industrialization process, but they also play a critical role in validating product processes and formulations, while ensuring consistent product quality. The system boasts comprehensive functionality, fully meeting the requirements of various polyester polymerization reaction processes. Its stable operation ensures both the diversity and flexibility of production processes. Based on customers’ specific process needs, this equipment has been meticulously designed and optimized, covering process flow planning, careful selection of equipment—including both standard components and custom‑made parts—as well as layout design, on-site installation guidance, and commissioning work. We are also responsible for subsequent single‑machine commissioning and personnel training. From pilot production to full‑scale production support, our team handles every step of the way. Although on-site installation is carried out by an external partner installation team, the design, commissioning, and pilot production guidance are all personally overseen by our company’s technical experts, ensuring that every step is executed with precision and accuracy.

Pilot Plant for DMC Production via Carbonylation

The pilot-scale DMC synthesis unit is used to evaluate catalysts, optimize production processes, collect process data, and prepare for scale-up. The main body of the unit is made of 316L stainless steel, with a design pressure of 5 MPa and an operating pressure of 2.2 MPa. The system comprises an inlet gas system, a recirculation compressor system, a gas metering and heating system, a visual reactor system, a material separation system, and more. It features multiple equipment operating units, high overall integration, a robust safety interlock system, a high degree of automation, high data accuracy, and excellent repeatability. The primary production parameters include a high gas recirculation rate—approximately 200 Nm³/h—and an operating pressure of 2.2 MPa. The monthly production capacity of the pilot plant is around 1 ton. The overall dimensions of the equipment are 7 meters long, 2.5 meters wide, and 4 meters high, with a total weight of about 4 tons.

Intelligent Reactor Vessel

This equipment features a nickel-based alloy pressure vessel with excellent corrosion resistance and high-pressure tolerance, equipped with a dual-mode intelligent stirring system that supports both propeller and turbine agitation, perfectly suited for blending materials with varying viscosities. It integrates jacketed/serpentine dynamic temperature control and a porous gas distributor to ensure uniform hydrogen dispersion and precise reaction control. With a built‑in triple safety barrier—pressure relief valve + rupture disc + real‑time digital display monitoring—the device provides comprehensive protection against overheating and overpressure risks throughout the entire process. Specializing in hydrogenation and reduction of pharmaceutical intermediates, petrochemical refining, and fine chemical applications, it leverages intelligent sensing coupled with catalytic processes to deliver stable, high‑purity product output, thereby enabling green and safe production.

20L Polymerization Reactor System

The 20L polymerization reactor unit features a reactor—its core component—assembled from Hastelloy C-276, a material renowned for its exceptional corrosion resistance. The temperature control system employs a precision oil bath to regulate the temperature of the reactor jacket, ensuring stable reaction conditions throughout the process. The reactor is designed for a maximum operating pressure of 5 MPa, with an operating pressure range of -0.1 to 3 MPa; its design temperature is 320°C, and the maximum service temperature can reach 300°C. The specially designed anchor‑type and ribbon‑type impellers are interchangeable as needed, with a maximum stirring speed of 150 rpm. In terms of vacuum extraction, the reactor can achieve an absolute pressure as low as 20 Pa, and it discharges product via a bottom-mounted threaded plug. In addition, the unit is equipped with a regulating valve that allows for slow, controlled pressure relief according to pre‑set programs, enabling precise management of system pressure. For materials, the unit’s primary instruments and piping valves are all sourced from high‑quality products by well‑known brands, while non‑standard components are fabricated from corrosion‑resistant materials to extend the overall service life of the equipment. The unit utilizes a PLC‑plus‑touchscreen configuration control system and is equipped with a computer, enabling remote operation and significantly enhancing both operational convenience and safety. To ensure the safety of both the equipment and the operators, the unit is outfitted with multi‑level critical protection systems, providing a robust foundation for stable and reliable equipment operation.

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‑scale operations, these reactors can accommodate various polymers and diverse polymerization processes, offering high‑end equipment and comprehensive product solutions.