KR102052708B1 - 글리세린 탈수 반응용 촉매, 이의 제조 방법 및 상기 촉매를 이용한 아크롤레인의 제조 방법 - Google Patents
글리세린 탈수 반응용 촉매, 이의 제조 방법 및 상기 촉매를 이용한 아크롤레인의 제조 방법 Download PDFInfo
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Abstract
Description
도 2는 본 발명의 실시예 16에 따라 성형 촉매(직경 5 mm, 길이 5 ~ 15 mm)를 사용하고, 글리세린 농도가 50 wt%인 수용액을 사용하여 반응 촉매의 성능을 시간에 따라 나타낸 그래프이다.
도 3은 본 발명의 실시예 17에 따라 성형 촉매(직경 5 mm, 길이 5 ~ 15 mm)를 사용하고, 글리세린 농도가 75 wt% 수용액을 사용하여 반응 촉매의 성능을 시간에 따라 나타낸 그래프이다.
반응기 1 | 반응기 2 | |
반응기 형태 | 길이 1 M, 직경 1인치(1") stainless steel reactor |
길이 30 cm,직경3/8인치(3/8") stainless steel reactor |
반응 압력(atm) | 1 | 1 |
반응 온도(℃) | 280~350 | 280~350 |
반응 시간(hr) | 1~300 | 1~50 |
글리세린 농도(wt%) | 28.08~75.0 | 28.08~75.0 |
주입 가스 | N2+Air | N2+Air |
GHSV(/h) | 700~1500 | 6500~28000 |
촉매량(g) | 50 | 0.3~0.6 |
반응기 | 촉매 | 주입 가스 |
글리 세린 농도 (wt%) |
반응 온도 (℃) |
반응 시간 (hr) |
|
실시예 1 | 반응기2 | ZrZn0.02W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/24 |
실시예 2 | 반응기2 | Zr0.9Fe0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/24 |
실시예 3 | 반응기2 | Zr0.9V0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/30 |
실시예 4 | 반응기2 | Zr0.9Nb0.02Fe0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/28 |
실시예 5 | 반응기2 | Zr0.9Zn0.02Fe0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/24 |
실시예 6 | 반응기2 | Zr0.9Zn0.02V0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/24 |
실시예 7 | 반응기2 | Zr0.9Zn0.02V0.1W0.1P2HxOy | N2+Air | 50 | 280 | 3/5/50 |
실시예 8 | 반응기2 | Zr0.8Zn0.02(FeV)0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 3/5/24 |
실시예 9* | 반응기1 | ZrZn0.02W0.1P2HxOy | N2+Air | 28.08 | 280 | 4/190/290 |
실시예 10* | 반응기1 | Zr0.9Zn0.02Fe0.1W0.1P2HxOy | N2+Air | 28.08 | 282 | 4/188/234 |
실시예 11** | 반응기2 | Zr0.8Zn0.02Fe0.2W0.1P2HxOy | N2+Air | 28.08 | 345 | 3/5/50 |
실시예 12*** | 반응기2 | Zr0.8Zn0.02V0.2W0.1P2HxOy | N2+Air | 28.08 | 345 | 3/5/50 |
비교예 1 | 반응기2 | ZrP | N2+Air | 28.08 | 281 | 3/5/19 |
* 실시예 9 및 10은 성형 조립 촉매로 반응 실험을 실시함 ** 실시예 11은 실시예 13에서 액상생성물만 분석한 것임 *** 실시예 12는 실시예 14에서 액상생성물만 분석한 것임 |
글리세린 전환율 (%) |
아크롤레인+ 아크릴산 선택도 (%) |
비교선택도 1 | 비교선택도 2 | |
실시예 1 | 19.8/37.8/34.3 | 58.3/57.3/73.3 | 0.14/0.19/0.11 | 0.58/0.56/0.26 |
실시예 2 | 26.7/42.7/21.2 | 58.1/66.9/70.2 | 0.03/0.06/0.05 | 0.69/0.44/0.38 |
실시예 3 | 16.2/51.5/22.5 | 49.1/56.9/66.4 | 0.19/0.17/0.09 | 0.85/0.59/0.42 |
실시예 4 | 17.5/42.4/33.5 | 53.5/65.9/74.8 | 0.07/0.05/0.07 | 0.80/0.47/0.27 |
실시예 5 | 12.1/66.3/38.8 | 57.6/69.8/74.5 | 0.09/0.06/0.07 | 0.65/0.38/0.28 |
실시예 6 | 14.9/53.5/44.4 | 54.7/64.1/69.8 | 0.13/0.11/0.08 | 0.70/0.45/0.36 |
실시예 7 | 99.9/100/98.1 | 54.3/52.8/48.7 | 0.11/0.11/0.14 | 0.08/0.10/0.20 |
실시예 8 | 22.2/56.4/36.8 | 51.0/64.1/59.2 | 0.08/0.07/0.07 | 0.88/0.49/0.62 |
실시예 9* | 100/100/95.2 | 87.4/88.3/72.7 | 0.01/0.04/0.06 | 0.13/0.10/0.32 |
실시예 10* | 99.9/99.9/99.3 | 70.2/75.5/75.1 | 0.09/0.16/0.08 | 0.33/0.51/0.45 |
실시예 11** | 37.2/24.4/98.4 | 63.7/61.9/65.3 | 0.19/0.11/0.08 | 0.38/0.51/0.45 |
실시예 12*** | 37.2/50.8/94.7 | 43.9/56.2/60.2 | 0.18/0.16/0.12 | 0.38/0.51/0.45 |
비교예 1 | 13.9/28.3/29.6 | 43.9/65.1/78.2 | 0.10/0.07/0.07 | 1.17/0.47/0.21 |
전환율 = (반응물 중 글리세린 양 - 생성물 중 글리세린 양) / 반응물 글리세린 양 선택도 = 생성물 양 / (반응물 중 글리세린 양 - 생성물 중 글리세린 양) 비교선택도 1 = (하이드록시아세톤+아세트산)선택도 / (아크롤레인+아크릴산)선택도 비교선택도 2 = (총생성물 - 하이드록시아세톤 - 아세트산 - 아크롤레인 -아크릴산)선택도 / (아크롤레인+아크릴산)선택도 * 실시예 9 및 10은 성형 조립 촉매로 반응 실험을 실시함 ** 실시예 11은 실시예 13에서 액상생성물만 분석한 것임 *** 실시예 12는 실시예 14에서 액상생성물만 분석한 것임 |
반응기 | 촉매 | 주입 가스 |
글리 세린 농도 (wt%) |
반응 온도 (℃) |
반응 시간 (hr) |
|
실시예 13* | 반응기2 | Zr0.8Zn0.02Fe0.2W0.1P2HxOy | N2+Air | 28.08 | 345 | 3/5/50 |
실시예 14** | 반응기2 | Zr0.8Zn0.02V0.2W0.1P2HxOy | N2+Air | 28.08 | 345 | 3/5/50 |
실시예 15*** | 반응기1 | Zr0.95Zn0.02V0.05W0.1P2HxOy | N2+Air | 50 | 312 | 3/63/129 |
실시예 16*** | 반응기1 | Zr0.9Zn0.02V0.1W0.1P2HxOy | N2+Air | 50 | 284 | 3/70/274 |
실시예 17*** | 반응기1 | Zr0.9Zn0.02V0.1W0.1P2HxOy | N2+Air | 75 | 285 | 2/65/210 |
비교예 2 | 반응기2 | 11.08 wt% BPO4/SiO2 | N2+Air | 28.08 | 275 | 1/5/24 |
* 실시예 13은 실시예 11 관련하여 액상, 기상 생성물 모두를 분석한 것임 ** 실시예 14는 실시예 12 관련하여 액상, 기상 생성물 모두를 분석한 것임 *** 실시예 15 내지 17은 성형 조립 촉매로 반응 실험을 실시함 |
글리세린 전환율 (%) |
아크롤레인+ 아크릴산 선택도 (%) |
비교선택도 1 | COx (%) |
비교선택도 2 | |
실시예 13* | 37.2/24.4/98.4 | 60.6/58.7/51.8 | 0.18/0.10/0.07 | 4.9/5.1/20.6 | 0.32/0.42/0.12 |
실시예 14** | 37.2/50.8/94.7 | 44.0/56.1/39.6 | 0.25/0.16/0.12 | 1.1/1.7/34.2 | 1.02/0.52/0.09 |
실시예 15*** | 97.9/99.7/90.6 | 63.4/51.9/55.0 | 0.09/0.16/0.11 | 10.9/16.7/24.1 | 0.29/0.50/0.39 |
실시예 16*** | 99.9/99.9/99.4 | 42.7/51.6/47.0 | 0.21/0.13/0.26 | 32.1/16.0/11.1 | 0.22/0.41/0.55 |
실시예 17*** | 99.9/99.9/99.7 | 36.3/56.1/48.2 | 1.36/0.27/0.36 | 12.4/19.4/27.3 | 0.05/0.12/0.09 |
비교예 2 | 3.3/1.0/0.8 | 54.4/13.3/12.4 | 0.43/1.28/0.41 | 0.18/0.25/0.69 | 0.43/5.34/6.61 |
전환율 = (반응물 중 글리세린 양 - 생성물 중 글리세린 양) / 반응물 글리세린 양 선택도 = 생성물 양 / (반응물 중 글리세린 양 - 생성물 중 글리세린 양) 비교선택도 1 = (하이드록시아세톤+아세트산)선택도 / (아크롤레인+아크릴산)선택도 비교선택도 2 = (총생성물 - 하이드록시아세톤 - 아세트산 - 아크롤레인 -아크릴산)선택도 / (아크롤레인+아크릴산)선택도 * 실시예 13은 실시예 11 관련하여 액상, 기상 생성물 모두를 분석한 것임 ** 실시예 14는 실시예 12 관련하여 액상, 기상 생성물 모두를 분석한 것임 *** 실시예 15 내지 17은 성형 조립 촉매로 반응 실험을 실시함 |
Claims (11)
- 하기 화학식 1로 표시되는 글리세린 탈수 반응용 촉매:
[화학식 1]
Zra(M1)b(M2)cWdPeHxOy
상기 화학식 1에서,
M1 및 M2는 서로 같거나 다를 수 있으며, 각각 V, Fe, Nb, Zn, 또는 이들의 조합이고,
a, b, c, d, 및 e는 각 원자의 조성 비율을 나타내며, a는 0.5 내지 1이고, b는 0.01 내지 0.3이고, c는 0.01 내지 0.3이고, d는 0.01 내지 0.3이고, e는 1 내지 5이고, b/a는 0.01 내지 0.6이고, c/a는 0.01 내지 0.6이고, d/a는 0.01 내지 0.6이고, e/a는 1 내지 10이고,
x 및 y는 결정수의 결합 상태에 따라 결정되는 값으로 0 내지 10이다.
- 제1항에 있어서,
a는 0.8 내지 1이고, b는 0.02 내지 0.2이고, c는 0.02 내지 0.2이며, d는 0.01 내지 0.1이며, e는 1 내지 2인 글리세린 탈수 반응용 촉매.
- 제1항에 있어서,
상기 촉매는 ZrZn0.02W0.1P2HxOy, Zr0.9Fe0.1W0.1P2HxOy, Zr0.9V0.1W0.1P2HxOy, Zr0.9Nb0.02Fe0.1W0.1P2HxOy, Zr0.9Zn0.02Fe0.1W0.1P2HxOy, Zr0.9Zn0.02V0.1W0.1P2HxOy, Zr0.8Zn0.02(FeV)0.1W0.1P2HxOy, Zr0.8Zn0.02Fe0.2W0.1P2HxOy, Zr0.8Zn0.02V0.2W0.1P2HxOy, 또는 Zr0.95Zn0.02V0.05W0.1P2HxOy이고, 상기 x는 2 내지 6이며, y는 1 내지 3인 글리세린 탈수 반응용 촉매.
- V, Fe, Nb, 및 Zn의 전구체로 이루어진 군에서 선택된 1종 이상의 전구체, 지르코늄 전구체, 인 전구체, 및 텅스텐 전구체의 수용액을 혼합한 후에 건조 및 소성 공정을 거쳐 하기 화학식 1로 표시되는 촉매를 생성시키는 단계를 포함하는 글리세린 탈수 반응용 촉매의 제조 방법:
[화학식 1]
Zra(M1)b(M2)cWdPeHxOy
상기 화학식 1에서,
M1 및 M2는 서로 같거나 다를 수 있으며, 각각 V, Fe, Nb, Zn, 또는 이들의 조합이고,
a, b, c, d, 및 e는 각 원자의 조성 비율을 나타내며, a는 0.5 내지 1이고, b는 0.01 내지 0.3이고, c는 0.01 내지 0.3이고, d는 0.01 내지 0.3이고, e는 1 내지 5이고, b/a는 0.01 내지 0.6이고, c/a는 0.01 내지 0.6이고, d/a는 0.01 내지 0.6이고, e/a는 1 내지 10이고,
x 및 y는 결정수의 결합 상태에 따라 결정되는 값으로 0 내지 10이다.
- 제4항에 있어서,
상기 건조 공정은 25 내지 200 ℃의 온도에서 수행하는 것인 글리세린 탈수 반응용 촉매의 제조 방법.
- 제4항에 있어서,
상기 건조 공정은 3 내지 48 시간 동안 수행하는 것인 글리세린 탈수 반응용 촉매의 제조 방법.
- 제4항에 있어서,
상기 소성 공정은 250 내지 750 ℃의 온도에서 수행하는 것인 글리세린 탈수 반응용 촉매의 제조 방법.
- 제4항에 있어서,
상기 소성 공정은 3 내지 48 시간 동안 수행하는 것인 글리세린 탈수 반응용 촉매의 제조 방법.
- 제4항에 있어서,
상기 혼합물을 3 내지 48 시간 동안 교반하는 글리세린 탈수 반응용 촉매의 제조 방법.
- 제4항에 있어서,
상기 혼합 수용액으로부터 상기 화학식 1로 표시되는 촉매의 전구체 화합물을 침전시키고, 침전된 촉매 전구체 화합물을 여과하고 물 또는 알코올로 세척한 후에 건조 및 소성 공정을 수행하는 글리세린 탈수 반응용 촉매의 제조 방법.
- 제1항의 글리세린 탈수 반응용 촉매 하에서, 글리세린을 탈수 반응시키는 단계를 포함하는 아크롤레인의 제조 방법.
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