화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2012년 봄 (04/25 ~ 04/27, 제주 ICC)
권호 18권 1호, p.147
발표분야 공정시스템
제목 Olefins-paraffins separation by Ole-SIV Process: advanced applications in butylenes production, propylene splitting and ethylene recovery
초록 Ole-SIV is a breakthrough adsorption process, which effectively separates olefins and paraffins with substantial economic benefits. Ole-SIV is being commercialized in butane-butylenes separation as an alternative to conventional distillation/extractive distillation processes. The proprietary Ole-SIV adsorbent traps C4 olefins while C4 paraffins pass through. The adsorbate is periodically desorbed to produce high purity butane and butylenes stream. The butylenes stream can be further treated, if desired, in small columns to produce butene-1 and 2. Ole-SIV can significantly reduce investment cost and energy consumption compared to conventional distillation processes. Ole-SIV is being applied to produce propylene and recover ethylene from FCC off-gas. Only adsorbing olefins from C3 mix, Ole-SIV can economically separate propylene. By trapping ethylene and propylene while passing light gases in the FCC Off-gas, Ole-SIV recovers 95% of the ethylene with use of propylene refrigeration system, which is far less energy intensive than ethylene refrigeration cycle.
저자 김주환1, 이성준2, 이재호2, 이장재2, 송국경2
소속 1SK-KBR Technologies, 2SK이노베이션
키워드 Butylenes Separation; Propylene Splitting; Ethylene Recovery; Butene-1 Production; Metathesis Pretreatment; On-purpose Butadiene Pretreatment
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