ระบบตัวเร่งปฏิกิริยาสำหรับการผลิตไซคลิกคาร์บอเนต และวิธีการที่เกี่ยวข้องกับสิ่งนั้น
Patent Information
- Authority / Receiving Office
- TH · TH
- Patent Type
- Patents
- Current Assignee / Owner
- PTT EXPLORATION & PROD PUBLIC CO LTD
- Filing Date
- 2019-09-18
- Publication Date
- 2026-07-09
AI Technical Summary
Current catalyst systems are ineffective in converting diluted and impure CO2 into cyclic carbonates under mild conditions, with low catalytic activity and selectivity, especially when using flue gas mixtures.
A catalyst system comprising a pre-catalyst selected from BiXz compounds and a co-catalyst such as ammonium or phosphonium salts, used in a specific mole ratio with epoxide-based compounds at varying pressures and temperatures to enhance catalytic activity and selectivity for cyclic carbonate production.
The catalyst system achieves high catalytic activity and selectivity for converting CO2 to cyclic carbonates under mild conditions, including with impure CO2, at reduced energy costs and ambient pressures, making it cost-effective and commercially viable.