ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME
The present invention relates to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, and, more specifically, to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method us...
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| creator | KEUM, Young Sub KIM, Hyeon Bin CHOI, Dae Heung CHEON, Joo Young |
| description | The present invention relates to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, and, more specifically, to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, the alumina catalyst preparation method comprising the steps of: (S1) primarily calcining an alumina precursor so as to form a mixed phase alumina comprising 1-15 wt% of α-alumina, 60-95 wt% of θ-alumina and 4-25 wt% of δ-alumina; (S2) steam-treating, with water vapor, the mixed phase alumina at a temperature lower than the primary calcination temperature, and activating same; and (S3) secondarily calcining same at a temperature higher than the steam-treatment temperature and lower than the primary calcination temperature after the steam-treatment step.
La présente invention concerne un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, et plus spécifiquement un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, le procédé de préparation de catalyseur d'alumine comprenant les étapes consistant : (S1) à calciner d'abord un précurseur d'alumine de manière à former une alumine à phase mixte comprenant de 1 à 15 % en poids d'α-alumine, de 60 à 95 % en poids de θ-alumine et de 4 à 25 % en poids de δ-alumine ; (S2) à traiter à la vapeur, avec de la vapeur d'eau, l'alumine à phase mixte à une température inférieure à la température de calcination primaire et à activer cette dernière ; et (S3) à calciner ensuite à une température supérieure à la température de traitement à la vapeur et inférieure à la température de calcination primaire après l'étape de traitement à la vapeur.
본 발명은 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것으로, 보다 상세하게는 알루미나 전구체를 1차 소성하여 알파 알루미나 1 내지 15 중량%, 세타 알루미나 60 내지 95 중량% 및 델타 알루미나 4 내지 25 중량%를 포함하는 혼합상 알루미나를 형성하는 단계(S1); 상기 혼합상 알루미나를 수증기로 상기 1차 소성 온도보다 낮은 온도에서 스팀 처리하여 활성화시키는 단계(S2); 및 상기 스팀 처리 단계 이후 상기 스팀 처리 온도보다는 높고 1차 소성 온도보다는 낮은 온도에서 2차 소성시키는 단계(S3);를 포함하는 것을 특징으로 하는 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것이다. [대표도] 도 1 |
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| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_WO2021256628A1</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>WO2021256628A1</sourcerecordid><originalsourceid>FETCH-epo_espacenet_WO2021256628A13</originalsourceid><addsrcrecordid>eNrjZCh29An19fRzVHB2DHH0iQwOUQgIcg1wDHIM8fT3U_B1DfHwd9FRwKHI1UUhxMM1yNUpEqjEzwUo6h8Q6ePq54rFEIXQYE8_d4VgR19XHgbWtMSc4lReKM3NoOzmGuLsoZtakB-fWlyQmJyal1oSH-5vZGBkaGRqZmZk4WhoTJwqAId2Oc0</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME</title><source>esp@cenet</source><creator>KEUM, Young Sub ; KIM, Hyeon Bin ; CHOI, Dae Heung ; CHEON, Joo Young</creator><creatorcontrib>KEUM, Young Sub ; KIM, Hyeon Bin ; CHOI, Dae Heung ; CHEON, Joo Young</creatorcontrib><description>The present invention relates to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, and, more specifically, to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, the alumina catalyst preparation method comprising the steps of: (S1) primarily calcining an alumina precursor so as to form a mixed phase alumina comprising 1-15 wt% of α-alumina, 60-95 wt% of θ-alumina and 4-25 wt% of δ-alumina; (S2) steam-treating, with water vapor, the mixed phase alumina at a temperature lower than the primary calcination temperature, and activating same; and (S3) secondarily calcining same at a temperature higher than the steam-treatment temperature and lower than the primary calcination temperature after the steam-treatment step.
La présente invention concerne un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, et plus spécifiquement un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, le procédé de préparation de catalyseur d'alumine comprenant les étapes consistant : (S1) à calciner d'abord un précurseur d'alumine de manière à former une alumine à phase mixte comprenant de 1 à 15 % en poids d'α-alumine, de 60 à 95 % en poids de θ-alumine et de 4 à 25 % en poids de δ-alumine ; (S2) à traiter à la vapeur, avec de la vapeur d'eau, l'alumine à phase mixte à une température inférieure à la température de calcination primaire et à activer cette dernière ; et (S3) à calciner ensuite à une température supérieure à la température de traitement à la vapeur et inférieure à la température de calcination primaire après l'étape de traitement à la vapeur.
본 발명은 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것으로, 보다 상세하게는 알루미나 전구체를 1차 소성하여 알파 알루미나 1 내지 15 중량%, 세타 알루미나 60 내지 95 중량% 및 델타 알루미나 4 내지 25 중량%를 포함하는 혼합상 알루미나를 형성하는 단계(S1); 상기 혼합상 알루미나를 수증기로 상기 1차 소성 온도보다 낮은 온도에서 스팀 처리하여 활성화시키는 단계(S2); 및 상기 스팀 처리 단계 이후 상기 스팀 처리 온도보다는 높고 1차 소성 온도보다는 낮은 온도에서 2차 소성시키는 단계(S3);를 포함하는 것을 특징으로 하는 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것이다. [대표도] 도 1</description><language>eng ; fre ; kor</language><subject>ACYCLIC OR CARBOCYCLIC COMPOUNDS ; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY ; CHEMISTRY ; METALLURGY ; ORGANIC CHEMISTRY ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; THEIR RELEVANT APPARATUS ; TRANSPORTING</subject><creationdate>2021</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211223&DB=EPODOC&CC=WO&NR=2021256628A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211223&DB=EPODOC&CC=WO&NR=2021256628A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KEUM, Young Sub</creatorcontrib><creatorcontrib>KIM, Hyeon Bin</creatorcontrib><creatorcontrib>CHOI, Dae Heung</creatorcontrib><creatorcontrib>CHEON, Joo Young</creatorcontrib><title>ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME</title><description>The present invention relates to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, and, more specifically, to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, the alumina catalyst preparation method comprising the steps of: (S1) primarily calcining an alumina precursor so as to form a mixed phase alumina comprising 1-15 wt% of α-alumina, 60-95 wt% of θ-alumina and 4-25 wt% of δ-alumina; (S2) steam-treating, with water vapor, the mixed phase alumina at a temperature lower than the primary calcination temperature, and activating same; and (S3) secondarily calcining same at a temperature higher than the steam-treatment temperature and lower than the primary calcination temperature after the steam-treatment step.
La présente invention concerne un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, et plus spécifiquement un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, le procédé de préparation de catalyseur d'alumine comprenant les étapes consistant : (S1) à calciner d'abord un précurseur d'alumine de manière à former une alumine à phase mixte comprenant de 1 à 15 % en poids d'α-alumine, de 60 à 95 % en poids de θ-alumine et de 4 à 25 % en poids de δ-alumine ; (S2) à traiter à la vapeur, avec de la vapeur d'eau, l'alumine à phase mixte à une température inférieure à la température de calcination primaire et à activer cette dernière ; et (S3) à calciner ensuite à une température supérieure à la température de traitement à la vapeur et inférieure à la température de calcination primaire après l'étape de traitement à la vapeur.
본 발명은 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것으로, 보다 상세하게는 알루미나 전구체를 1차 소성하여 알파 알루미나 1 내지 15 중량%, 세타 알루미나 60 내지 95 중량% 및 델타 알루미나 4 내지 25 중량%를 포함하는 혼합상 알루미나를 형성하는 단계(S1); 상기 혼합상 알루미나를 수증기로 상기 1차 소성 온도보다 낮은 온도에서 스팀 처리하여 활성화시키는 단계(S2); 및 상기 스팀 처리 단계 이후 상기 스팀 처리 온도보다는 높고 1차 소성 온도보다는 낮은 온도에서 2차 소성시키는 단계(S3);를 포함하는 것을 특징으로 하는 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것이다. [대표도] 도 1</description><subject>ACYCLIC OR CARBOCYCLIC COMPOUNDS</subject><subject>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</subject><subject>CHEMISTRY</subject><subject>METALLURGY</subject><subject>ORGANIC CHEMISTRY</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>THEIR RELEVANT APPARATUS</subject><subject>TRANSPORTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZCh29An19fRzVHB2DHH0iQwOUQgIcg1wDHIM8fT3U_B1DfHwd9FRwKHI1UUhxMM1yNUpEqjEzwUo6h8Q6ePq54rFEIXQYE8_d4VgR19XHgbWtMSc4lReKM3NoOzmGuLsoZtakB-fWlyQmJyal1oSH-5vZGBkaGRqZmZk4WhoTJwqAId2Oc0</recordid><startdate>20211223</startdate><enddate>20211223</enddate><creator>KEUM, Young Sub</creator><creator>KIM, Hyeon Bin</creator><creator>CHOI, Dae Heung</creator><creator>CHEON, Joo Young</creator><scope>EVB</scope></search><sort><creationdate>20211223</creationdate><title>ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME</title><author>KEUM, Young Sub ; KIM, Hyeon Bin ; CHOI, Dae Heung ; CHEON, Joo Young</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_WO2021256628A13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; kor</language><creationdate>2021</creationdate><topic>ACYCLIC OR CARBOCYCLIC COMPOUNDS</topic><topic>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</topic><topic>CHEMISTRY</topic><topic>METALLURGY</topic><topic>ORGANIC CHEMISTRY</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>THEIR RELEVANT APPARATUS</topic><topic>TRANSPORTING</topic><toplevel>online_resources</toplevel><creatorcontrib>KEUM, Young Sub</creatorcontrib><creatorcontrib>KIM, Hyeon Bin</creatorcontrib><creatorcontrib>CHOI, Dae Heung</creatorcontrib><creatorcontrib>CHEON, Joo Young</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KEUM, Young Sub</au><au>KIM, Hyeon Bin</au><au>CHOI, Dae Heung</au><au>CHEON, Joo Young</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME</title><date>2021-12-23</date><risdate>2021</risdate><abstract>The present invention relates to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, and, more specifically, to an alumina catalyst preparation method, an alumina catalyst prepared thereby, and a propylene preparation method using same, the alumina catalyst preparation method comprising the steps of: (S1) primarily calcining an alumina precursor so as to form a mixed phase alumina comprising 1-15 wt% of α-alumina, 60-95 wt% of θ-alumina and 4-25 wt% of δ-alumina; (S2) steam-treating, with water vapor, the mixed phase alumina at a temperature lower than the primary calcination temperature, and activating same; and (S3) secondarily calcining same at a temperature higher than the steam-treatment temperature and lower than the primary calcination temperature after the steam-treatment step.
La présente invention concerne un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, et plus spécifiquement un procédé de préparation de catalyseur d'alumine, un catalyseur d'alumine ainsi préparé et un procédé de préparation de propylène utilisant ce dernier, le procédé de préparation de catalyseur d'alumine comprenant les étapes consistant : (S1) à calciner d'abord un précurseur d'alumine de manière à former une alumine à phase mixte comprenant de 1 à 15 % en poids d'α-alumine, de 60 à 95 % en poids de θ-alumine et de 4 à 25 % en poids de δ-alumine ; (S2) à traiter à la vapeur, avec de la vapeur d'eau, l'alumine à phase mixte à une température inférieure à la température de calcination primaire et à activer cette dernière ; et (S3) à calciner ensuite à une température supérieure à la température de traitement à la vapeur et inférieure à la température de calcination primaire après l'étape de traitement à la vapeur.
본 발명은 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것으로, 보다 상세하게는 알루미나 전구체를 1차 소성하여 알파 알루미나 1 내지 15 중량%, 세타 알루미나 60 내지 95 중량% 및 델타 알루미나 4 내지 25 중량%를 포함하는 혼합상 알루미나를 형성하는 단계(S1); 상기 혼합상 알루미나를 수증기로 상기 1차 소성 온도보다 낮은 온도에서 스팀 처리하여 활성화시키는 단계(S2); 및 상기 스팀 처리 단계 이후 상기 스팀 처리 온도보다는 높고 1차 소성 온도보다는 낮은 온도에서 2차 소성시키는 단계(S3);를 포함하는 것을 특징으로 하는 알루미나 촉매의 제조방법, 이로부터 제조된 알루미나 촉매 및 이를 이용한 프로필렌의 제조방법에 관한 것이다. [대표도] 도 1</abstract><oa>free_for_read</oa></addata></record> |
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| title | ALUMINA CATALYST PREPARATION METHOD, ALUMINA CATALYST PREPARED THEREBY, AND PROPYLENE PREPARATION METHOD USING SAME |
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