Adipic Acid Continuous Reaction System

The adipic acid continuous reaction unit is primarily used for research into the continuous production of adipic acid from cyclohexane under catalytic conditions. The customer plans to build a set of adipic acid continuous reaction equipment, mainly for evaluating and studying the process, exploring precise process parameters, and obtaining data on product distribution and product properties through sampling, analysis, evaluation, and data processing—providing foundational design data for both laboratory-scale and industrial-scale process development. YanZheng Instruments can customize complete reaction systems according to customers’ specific process requirements.

Fixed-Bed Catalyst Evaluation System

The YanZheng Instrument Fixed-Bed Catalyst Evaluation System is primarily used to evaluate and study process operations, explore optimal process parameters, and obtain data on product distribution and product properties through sampling, analysis, evaluation, and data processing—providing foundational design data for pilot-scale and industrial-scale process design. This system is suitable for continuous reaction experiments under high temperature and high pressure. It demands a high degree of automation, excellent data accuracy and reproducibility, as well as reliable safety and the ability to operate stably over long periods.

Complete Reactor Vessels

This equipment features a corrosion‑ and pressure‑resistant reactor body made of stainless steel/titanium, equipped with a dual‑mode mixing system featuring propeller‑type and turbine‑type agitators. Combined with intelligent temperature control via jacket and coil systems, it enables precise regulation of polymerization reaction temperatures. Multiple feed inlets support the precise proportioning of raw materials such as ethylene oxide and propane, while built‑in nitrogen purging and safety relief devices ensure oxidation protection and overpressure safeguarding. Specifically designed for the production of polyether polyols and other polymers, this equipment utilizes vacuum dehydration, staged feeding, and closed‑loop temperature control processes to achieve continuous, high‑efficiency synthesis. It is widely applicable across the daily chemical, pharmaceutical, and polymer materials industries, balancing capacity enhancement with intrinsic safety.

Complete Set of Experimental Equipment for Zirconium Reactors

This complete set of zirconium reactor experimental equipment features a compact design, KF quick‑turn fittings for one‑click opening and closing, ensuring convenient operation. The reactor is equipped with an internal condenser coil; it boasts an LCD true‑color full‑touch operating interface; magnetic coupling stirring requires no cooling water; the copper jacket surrounding the reactor body provides excellent heat distribution and rapid heat transfer; it supports both insulation timing and start‑up timing, offers dual timing modes, and is equipped with a remote control port as well as an RS485 communication port.

Explosion‑Proof Alkoxylation Complete Set of Equipment

The small-scale alkoxylation pilot plant is primarily used for researching reaction processes involving propylene oxide, ethylene oxide, and other compounds under catalytic conditions. The plant is designed for a maximum operating temperature of 240°C and a pressure range of -0.1 to 6 MPa. The unit is engineered and constructed in accordance with laboratory test equipment standards. Non-standard components are fabricated from corrosion‑resistant materials, and the plant is equipped with a PLC control system and multiple layers of critical safety protection systems to ensure operational safety. The entire plant is installed according to Exd IIBT4 certification requirements.

Polyester Reactor

Dual‑reactor configuration (0.5 L / 3 L) with a shared intelligent oil bath and vacuum system, featuring 316L stainless steel anchor agitators optimized for high‑viscosity materials. Temperature is precisely controlled via programmatic settings with an accuracy of ±0.5°C, while a two‑stage vacuum pump enables staged evacuation down to -0.1 to 2 MPa. The PLC touch screen provides real‑time monitoring of temperature–pressure curves. The system supports seamless switching between esterification and polycondensation processes, offers full data traceability, and specializes in the R&D of bio‑based and biodegradable polyesters, helping to achieve efficient polymer synthesis and process optimization.

Electrode Fixed Bed

The electrode-fixed bed is a technological device that combines the effects of an electric field with a fixed-bed structure, and it finds important applications in a variety of fields—including environmental engineering, bioengineering, and chemical production. Like traditional fixed beds, it consists of a vessel filled with solid particles. These solid particles typically exhibit a certain particle size distribution and pore structure, offering a large specific surface area that provides a suitable environment for various physical and chemical processes. For example, in catalytic reactions, the solid particles may serve as supports loaded with catalysts; in adsorption processes, the particles may be adsorbents such as activated carbon.

Polyester polymerization complete set of equipment

Compatible with PET, PBT, PLA and other systems, it supports the entire process of esterification, polycondensation, and vacuum degassing, with a modular design that allows flexible expansion from 2 L to 50 L. Featuring high‑precision temperature control (±0.5℃), multi‑stage vacuum control, and real‑time viscosity and pressure monitoring, it ensures accurate and reliable reaction data. Compatible with both laboratory and pilot‑scale applications, it empowers the R&D of bio‑based and biodegradable polyesters, and offers customizable experimental protocols for specialty materials such as high‑viscosity PLA and corrosion‑resistant LCP, accelerating material innovation and process optimization.

High‑pressure fixed‑bed reactor

The high-pressure fixed-bed unit is primarily used for hydrogenation and ammoniation, as well as for researching continuous hydrogenation processes of petroleum products and other feedstocks under the catalytic action. The main component of this unit is a reactor made of 316L material, equipped with an oil bath heating system and internal cooling coils for temperature reduction. It is fitted with raw material feed and reaction effluent discharge systems, along with a hydrogen pressurization and pressure control system that ensures stable operation and continuous tail gas emission. The unit mainly consists of a gas feed unit, a liquid feed unit, and a reaction unit.

Polyester Polymerization Reactor

This equipment features a stainless steel sealed reactor vessel, equipped with an intelligent temperature control system and a multi‑functional agitator (with options for propeller or turbine impellers). The reaction temperature is precisely regulated via a jacket or coil. It supports precise formulation based on multiple feed inputs and, combined with automated sensing technology, optimizes polycondensation reaction conditions in real time while simultaneously removing byproducts, significantly enhancing polyester synthesis efficiency. Specifically designed for the production of high‑performance polyester fibers, films, and engineering plastics, it is widely used in industries such as textiles, packaging, and electronics, helping to drive industrial upgrades through stable processes and high‑purity outputs.

Explosion‑proof High‑Pressure Reactor System

The explosion‑proof high‑pressure reactor system is equipped with a reaction system, a heating system, an electric lifting system, and a control cabinet. The entire reaction unit is explosion‑proof and certified to ExdIIBT4. The unit features electric lifting functionality and is fitted with inlet ports for gases and liquids. The reactor is designed with an oil bath jacket for heating, complete with an insulation layer. Experimental data can be transmitted remotely and collected by designated monitoring systems, including the internal temperature of the reactor, the liquid level within the reactor, the internal pressure of the reactor, the stirring speed, and the electric separation of the reactor vessel and lid.

Carbon Dioxide Catalytic Material Evaluation Device

The carbon dioxide catalytic material evaluation system is primarily used for research on flue gas treatment processes. It supports online gas blending for 14 gaseous streams and 2 liquid streams, enabling precise control of component gases, and can evaluate the catalytic performance of catalysts under both pressurized and atmospheric pressure conditions. The system is designed with a quartz glass reactor that can be interchangeably used with a 310S metal reaction tube, and the reactor is equipped with a three‑stage electric heating system. The system mainly comprises a feed unit, a reaction unit, and a tail gas treatment unit, providing capabilities for multi‑component gas blending and catalyst evaluation.