Preparation By Dehalogenation TRIZ Cases
- Synthesis of HFO-153-10mczz including catalytic coupling of HCFC-225ca or CFC-215cb
See how liquid-phase catalytic coupling of fluorinated propanes produces decafluorohexene with
- HCFO-1224yd(Z) Working Fluid Composition for Low-GWP Heat Cycles
See how controlled impurity removal in HCFO-1224yd(Z) working fluid achieves low ozone depletio
- Working fluid for heat cycle
See how controlling Z-isomer purity and trace impurities in HCFO-1224yd working fluid resolves
- HFO-1234yf Refrigerant Blends for Low-GWP Heat Transfer
Controlled HFO-1234yf blend compositions maintain refrigeration performance while lowering global warming potential in heat transfer uses.
- HFO-1234yf Refrigerant Composition With Controlled Impurity Ranges
Small amounts of selected co-compounds keep HFO-1234yf practical for low-GWP refrigeration while avoiding excessive purification complexity.
- HFO-1234yf Refrigerant Blends That Reduce Purification Complexity
Defined HFO-1234yf blend ranges allow low-GWP refrigerants to be used with less purification while supporting heat-transfer performance.
- Nickel-Lined HF Reactor for Fluorine Redistribution
A nickel-rich inner reactor layer resists hydrofluoric acid corrosion while enabling chromium-catalyzed fluorine redistribution in hydrocarbons.
- Fluorinated Olefin Synthesis Without Pentafluoropropane Isolation
A fluorination and dehydrohalogenation route makes HFO-1234yf from cheaper feedstocks, avoiding pentafluoropropane isolation while keeping high purity.
- Co-Production of Fluoroolefins with Two-Reactor Selectivity Control
A two-reactor fluorination and distillation route improves fluoroolefin selectivity, cuts energy use, and supports flexible co-production.
- 1234yf Synthesis Catalysts for High-Selectivity Low-Corrosion Conversion
Alternative Lewis acid and metal catalysts raise 1234yf selectivity and yield while avoiding antimony-driven corrosion and complex purification.
- Low-Impurity Alumina Catalysts for Fluoroolefin Conversion
Controlling alkali, alkaline earth, and Si impurities in alumina catalysts raises fluorocarbon-to-fluoroolefin conversion and selectivity.