110-85-0 | Piperazine

Chemical type

• Cyclic diamine
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• Diamine organic compound
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• Cyclic secondary diamine
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Key properties

• Small molecular size
• High reactivity toward acyl chlorides

• Aqueous phase monomer for interfacial polymerization
• Forms polyamide layer with TMC
• Contributes to NF membrane structure with nanochannels

• High reaction rate with CO₂
• CO₂ loading of 0.21–0.36 mol CO₂/mol PZ
• Low regeneration energy (2.3–2.8 GJ/ton CO₂)
• Acts as activator in blends, enhancing kinetics

• Aqueous-phase monomer for interfacial polymerization
• Forms polyamide selective layer

• Synthesis of NF membranes for ENF (2 wt% PIP/water solution)
• Enables selective ion transport in separation processes

• Activator in amine blends for CO₂ and H₂S removal from natural gas
• Improves desorption in hybrid systems

Classification by use

• Chemicals used to form nanofiltration polyamide layers
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• Monomers in polymer membrane fabrication
• Chemicals in interfacial polymerization
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• Promoter solvent in blended amine systems
• Solvents for low-energy regeneration in gas sweetening
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A trustworthy factory and manufacturer

1. [Cite:1] Solvent desalination nanofiltration (SDNF) membranes with rigid microporous network, Advanced Membranes, Volume 7, June 2026, 100203
2. [Cite:2] Mono-/monovalent ions separation through an electro-nanofiltration, Advanced Membranes, Volume 7, June 2026, 100189
3. [Cite:3] Hybrid ionic liquid amine solvents for CO₂ capture from natural gas: a systematic review of techno-economic and environmental performance, Carbon Capture Science & Technology, Volume 18, March 2026, 100549