KR20120132426A - 나프타의 촉매방식 개질 방법 - Google Patents
나프타의 촉매방식 개질 방법 Download PDFInfo
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- KR20120132426A KR20120132426A KR1020120056145A KR20120056145A KR20120132426A KR 20120132426 A KR20120132426 A KR 20120132426A KR 1020120056145 A KR1020120056145 A KR 1020120056145A KR 20120056145 A KR20120056145 A KR 20120056145A KR 20120132426 A KR20120132426 A KR 20120132426A
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- C—CHEMISTRY; METALLURGY
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- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G61/00—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen
- C10G61/02—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen plural serial stages only
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
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- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
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- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
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- C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
- C10G21/06—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents characterised by the solvent used
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- C10G35/00—Reforming naphtha
- C10G35/04—Catalytic reforming
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- C10G61/00—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen
- C10G61/02—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen plural serial stages only
- C10G61/04—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen plural serial stages only the refining step being an extraction
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- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G61/00—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen
- C10G61/02—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen plural serial stages only
- C10G61/06—Treatment of naphtha by at least one reforming process and at least one process of refining in the absence of hydrogen plural serial stages only the refining step being a sorption process
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10G63/00—Treatment of naphtha by at least one reforming process and at least one other conversion process
- C10G63/02—Treatment of naphtha by at least one reforming process and at least one other conversion process plural serial stages only
- C10G63/04—Treatment of naphtha by at least one reforming process and at least one other conversion process plural serial stages only including at least one cracking step
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/34—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts
- C10G9/36—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
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- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1037—Hydrocarbon fractions
- C10G2300/1044—Heavy gasoline or naphtha having a boiling range of about 100 - 180 °C
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- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/20—Characteristics of the feedstock or the products
- C10G2300/201—Impurities
- C10G2300/202—Heteroatoms content, i.e. S, N, O, P
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- C10G2400/02—Gasoline
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- C10G2400/20—C2-C4 olefins
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Abstract
Description
| 비중, g/㎤ | 0.7252 | |
| 증류 범위, ℃ |
초기 비등점 | 79.8 |
| 10% | 99.8 | |
| 50% | 112.6 | |
| 90% | 144.4 | |
| 최종 비등점 | 161.3 | |
| 불순물 함량 |
황, ㎍/g | 428 |
| 질소, ㎍/g | 0.9 | |
| 비소, ㎍/g | 3.0 | |
| 납, ㎍/g | 2.0 | |
| 그룹 조성, 질량% |
파라핀 | 63.22 |
| 나프텐 | 22.68 | |
| 아렌 | 12.48 | |
| 올레핀 | 1.62 | |
| 비중, g/㎤ | 0.7255 | |
| 증류 범위, ℃ |
초기 비등점 | 80 |
| 10% | 100 | |
| 50% | 112 | |
| 90% | 144 | |
| 최종 비등점 | 162 | |
| 불순물 함량 |
황, ㎍/g | <0.5 |
| 질소, ㎍/g | <0.5 | |
| 비소, ㎍/g | <1 | |
| 납, ㎍/g | <1 | |
| 그룹 조성, 질량% |
파라핀 | 64.72 |
| 나프텐 | 22.78 | |
| 아렌 | 12.50 | |
| 올레핀 | 0.00 | |
| 실시예 항목 |
2 | 3 | 4 | 5 | 비교예 1 |
비교예 2 |
| 촉매 번호 | B | B | C | D | B | B |
| 반응 압력, MPa | 0.35 | 0.35 | 1.4 | 1.4 | 0.35 | 0.35 |
| 수소/탄화수소 비, 몰/몰 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 |
| 반응 온도, ℃ | 500 | 500 | 475 | 475 | 500 | 500 |
| 공급원료의 체적 공간속도, h-1 |
20 |
8 |
20 |
18 |
2 |
2 |
| C5 + 개질유 수율, 질량% | 98.35 | 96.23 | 95.88 | 94.01 | 89.72 | 91.46 |
| 아렌 함량, 질량% | 34.83 | 50.82 | 32.62 | 31.89 | 78.50 | 80.56 |
| 나프텐 변환율, 질량% | 92.01 | 97.30 | 91.92 | 92.20 | 99.33 | 99.16 |
| 아렌 및 C4 - 올레핀으로의 파라핀의 변환율, 질량% |
5.74 |
27.83 |
7.23 |
7.92 |
70.43 |
72.82 |
| 실시예 항목 |
2 | 3 | 4 | 5 |
| 촉매 번호 | B | B | B | C |
| 반응 압력, MPa | 0.7 | 0.7 | 0.7 | 1.3 |
| 수소/탄화수소 비, 몰/몰 | 2.2 | 2.2 | 2.2 | 4.5 |
| 반응 온도, ℃ | 389 | 427 | 489 | 436 |
| 공급원료의 체적 공간속도, h-1 | 2.1 | 2.1 | 11.9 | 2.1 |
| C5 + 개질유 수율, 질량% | 98.83 | 98.09 | 95.91 | 96.02 |
| 아렌 함량, 질량% | 32.68 | 35.84 | 35.82 | 32.80 |
| 나프텐 변환율, 질량% | 87.66 | 92.89 | 87.23 | 92.21 |
| 아렌 및 C4 - 올레핀으로의 파라핀의 변환율, 질량% |
0.83 |
5.96 |
10.74 |
7.08 |
| 항목 | 실시예 10 | 실시예 11 | 비교예 3 | 비교예 4 |
| 아렌 수율, 질량% | 95 | 98 | 98.5 | |
| 파라핀 농도가 높은 탄화수소 혼합물의 수율, 질량% |
65.81 | 48.31 | 20.35 | 29.60 |
| 항목 | 실시예 12 | 실시예 13 | 비교예 5 | 비교예 6 |
| 분해 물질 | 본 발명의 개질된 라피네이트 오일 |
본 발명의 개질된 라피네이트 오일 |
종래 방식으로 개질된 라피네이트 오일 |
흡착- 분리된 n-알칸 |
| 에틸렌 수율 (스팀 분해 공급원료 기준), 질량% |
34.42 |
32.74 |
29.68 |
38.12 |
| 3종 올레핀의 수율 (스팀 분해 공급원료 기준), 질량% |
54.91 |
53.29 |
50.41 |
57.95 |
| 에틸렌 산출량 /나프타 100kg, kg |
22.65 | 14.83 | 6.05 | 11.28 |
| 3종 올레핀의 산출량 /나프타 100kg, kg |
36.14 | 24.14 | 10.27 | 17.15 |
| 항목 | 실시예 14 | 비교예 17 |
| 나프타, kg | 100 | 100 |
| 에틸렌 산출량, kg | 22.65 | 18.12 |
| 3종 올레핀의 산출량, kg | 36.14 | 29.29 |
| 아렌 산출량, kg | 32.54 | 32.50 |
| BTX 산출량, kg | 22.12 | 21.24 |
Claims (19)
- 수소 가스의 존재 하에서, 0.15?3.0MPa의 압력, 300?540℃의 온도 및 2.1?50h-1의 체적 공간속도의 조건 하에 나프타를 개질 촉매와 접촉시켜 얕은 촉매방식 개질 반응을 수행함으로써, 나프텐 변환율은 85질량%보다 높고, 파라핀의 아렌 및 C4 - 탄화수소로의 변환율은 30질량% 미만인,
나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 개질 반응에 의해 나프텐 변환율은 90질량%보다 높고, 파라핀의 아렌 및 C4 - 탄화수소로의 변환율은 10질량% 미만이 되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 촉매방식 개질 반응이, 0.2?2.0MPa의 압력, 350?520℃의 온도 및 3.0?30h-1의 체적 공간속도의 조건 하에 수행되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 개질 반응에서 수소/탄화수소의 몰비가 0.1?20:1 범위인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 개질 반응에서 수소/탄화수소의 몰비가 1?8:1 범위인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 나프타의 개질 반응이, 400?500℃의 온도 및 8.0?25.0h-1의 나프타 체적 공간속도의 조건 하에 수행되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 개질 반응 생성물이, 수소 가스, 액화 가스 및 개질유(reformate)를 분리하기 위해 기체-액체 분리 장치에 공급되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제7항에 있어서
상기 개질유 중의 아렌과 파라핀이 아렌 분리 장치에 의해 분리되어 아렌이 농후한 분획과 파라핀이 농후한 분획이 얻어지는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제8항에 있어서,
상기 아렌 분리 장치가 아렌 추출 장치 또는 아렌 흡착-분리 장치인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제7항에 있어서,
상기 개질유가 C5 + 또는 C6 탄화수소의 탄화수소 혼합물인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제9항에 있어서,
상기 아렌 추출 장치에서 사용되는 추출 용매가, 설폴란, 디메틸 설폭사이드, 디메틸 포름아미드, N-메틸피롤리돈, N-포르밀모르폴린, 트리글리콜, 테트라글리콜, 펜타글리콜, 메탄올 또는 아세토니트릴로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제11항에 있어서,
상기 추출 용매와 추출 공급원료가 1?5의 질량비를 가지는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제9항에 있어서,
상기 아렌 흡착-추출 장치에서 사용되는 흡착제가 NaX 또는 NaY인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제8항에 있어서,
상기 파라핀이 농후한 분획이 스팀 분해(steam cracking) 장치에 공급되어 분해 반응이 수행됨으로써 에틸렌이 제조되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제14항에 있어서,
상기 분해 반응이, 0.05?0.30MPa의 압력, 0.01?0.6초의 반응물 체류 시간, 0.3?1.0의 물/오일의 질량비, 760?900℃의 분해로(cracking furnace) 출구 온도의 조건 하에 수행되는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 나프타가, 40?80℃의 ASTM D-86 초기 비등점과 160?220℃의 최종 비등점을 가진 탄화수소 혼합물인 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 나프타가, 직쇄형 나프타, 수소화분해된 나프타, 코크스화 나프타, 촉매방식으로 분해된 나프타 또는 필드 응축물(field concentrate)을 포함하는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 나프타가, 30?85질량%의 알칸, 10?50질량%의 나프텐 및 5?30질량%의 아렌을 포함하는 것을 특징으로 하는 나프타의 촉매방식 개질 방법. - 제1항에 있어서,
상기 나프타가, 0.5㎍/g 미만의 양으로 황, 0.5㎍/g 미만의 양으로 질소, 1.0ng/g 미만의 양으로 비소, 및 10ng/g 미만의 양으로 납을 포함하는 수소화정제된 나프타인 것을 특징으로 하는 나프타의 촉매방식 개질 방법.
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| CN116948685B (zh) * | 2022-04-15 | 2026-01-27 | 中国石油天然气股份有限公司 | 从石脑油中同时分离环烷烃和芳烃的复合溶剂、方法和装置 |
| CN117625246B (zh) * | 2022-08-15 | 2025-10-03 | 中国石油化工股份有限公司 | 一种利用原油生产化工原料的系统及方法 |
| CN117987174A (zh) * | 2022-11-04 | 2024-05-07 | 中国石油天然气股份有限公司 | 连续重整工艺及系统 |
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| KR101882958B1 (ko) | 2018-07-26 |
| JP6032944B2 (ja) | 2016-11-30 |
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