专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US08088947B2 Method for producing methacrolein and/or methacrylic acid 有权
标题翻译：甲基丙烯醛和/或甲基丙烯酸的制备方法
公开(公告)号：US08088947B2
公开(公告)日：2012-01-03
申请号：US12223494
申请日：2007-03-30
申请人： Tatsuhiko Kurakami , Toshitake Kojima , Yoshimasa Seo
发明人： Tatsuhiko Kurakami , Toshitake Kojima , Yoshimasa Seo
IPC分类号： C07C51/12 , C07C51/14 , C07C51/16 , C07C45/00
CPC分类号： C07C45/37 , B01J21/04 , B01J21/12 , B01J23/002 , B01J23/8876 , B01J23/8878 , B01J23/8885 , B01J35/0006 , B01J2523/00 , C07C51/23 , C07C51/252 , C07C47/22 , C07C57/04 , B01J2523/15 , B01J2523/54 , B01J2523/68 , B01J2523/842 , B01J2523/845
摘要： The present invention relates to a method for producing methacrolein and/or methacrylic acid characterized in that the catalyst filling length of a dehydration catalyst layer is 3 to 20% of the catalyst filling length of an oxidation catalyst layer in a method where raw material gas containing gaseous t-butanol is supplied to a fixed-bed multitubular reactor having a dehydration catalyst layer and an oxidation catalyst layer in this order, from the entrance for raw material gas toward the exit, to produce methacrolein and/or methacrylic acid by dehydration reaction and catalytic gas phase oxidation reaction, and the present invention can increase the conventional yield of approximately 80% to 81 to 82% even when a reaction bath temperature is relatively low (approximately 355° C.).
摘要翻译：本发明涉及甲基丙烯醛和/或甲基丙烯酸的制造方法，其特征在于，在含有原料气体的方法中，脱水催化剂层的催化剂填充长度为氧化催化剂层的催化剂填充长度的3〜20％将气态叔丁醇从原料气体入口向出口依次供给具有脱水催化剂层和氧化催化剂层的固定床多管反应器，通过脱水反应生成甲基丙烯醛和/或甲基丙烯酸，催化气相氧化反应，即使反应浴温度相对较低（约355℃），本发明也可将常规产率提高约80％至81％至82％。

2. 发明申请

US20110237829A1 Method For Manufacturing Catalyst For Use In Production Of Methacrylic Acid 失效
标题翻译：制造用于生产甲基丙烯酸的催化剂的方法
公开(公告)号：US20110237829A1
公开(公告)日：2011-09-29
申请号：US13155863
申请日：2011-06-08
申请人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
发明人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
IPC分类号： C07C51/16 , B01J27/24 , B01J37/04 , B01J37/08 , B01J37/02 , B01J31/02 , C07C51/347
CPC分类号： C07C51/235 , B01J23/002 , B01J27/199 , B01J35/08 , B01J37/0045 , B01J37/0221 , B01J2231/70 , B01J2523/00 , C07C51/00 , C07C51/377 , C07C57/04 , B01J2523/15 , B01J2523/17 , B01J2523/51 , B01J2523/53 , B01J2523/55 , B01J2523/68
摘要： It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid.A method for manufacturing a catalyst comprising essential active components of molybdenum, phosphorus, vanadium, cesium, ammonia, copper, and antimony for use in the production of methacrylic acid, comprising drying a slurry prepared by mixing a compound(s) containing the essential active components with water and then calcining the resulting dry powder and molding the calcined powder.
摘要翻译：本发明的目的是提供一种用于生产甲基丙烯酸的具有优异性能和高机械强度的催化剂。一种用于制造催化剂的方法，其包括用于生产甲基丙烯酸的钼，磷，钒，铯，氨，铜和锑的必需活性组分，包括干燥通过将含有必需活性物质的化合物用水组分，然后煅烧所得干粉，并将煅烧粉末成型。

3. 发明授权

US08017547B2 Method for manufacturing catalyst for use in production of methacrylic acid 有权
标题翻译：用于生产甲基丙烯酸的催化剂的制备方法
公开(公告)号：US08017547B2
公开(公告)日：2011-09-13
申请号：US11919911
申请日：2006-05-11
申请人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
发明人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
IPC分类号： B01J23/00
CPC分类号： C07C51/235 , B01J23/002 , B01J27/199 , B01J35/08 , B01J37/0045 , B01J37/0221 , B01J2231/70 , B01J2523/00 , C07C51/00 , C07C51/377 , C07C57/04 , B01J2523/15 , B01J2523/17 , B01J2523/51 , B01J2523/53 , B01J2523/55 , B01J2523/68
摘要： It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid.A method for manufacturing a catalyst comprising essential active components of molybdenum, phosphorus, vanadium, cesium, ammonia, copper, and antimony for use in the production of methacrylic acid, comprising drying a slurry prepared by mixing a compound(s) containing the essential active components with water and then calcining the resulting dry powder and molding the calcined powder.
摘要翻译：本发明的目的是提供一种用于生产甲基丙烯酸的具有优异性能和高机械强度的催化剂。一种用于制造催化剂的方法，其包括用于生产甲基丙烯酸的钼，磷，钒，铯，氨，铜和锑的必需活性组分，包括干燥通过将含有必需活性物质的化合物用水组分，然后煅烧所得干粉，并将煅烧粉末成型。

4. 发明授权

US4148822A Process for the manufacture of methacrylic or acrylic acid 失效
标题翻译：制造甲基丙烯酸或丙烯酸的方法
公开(公告)号：US4148822A
公开(公告)日：1979-04-10
申请号：US646375
申请日：1976-01-02
申请人： Masanobu Ogawa , Toshitake Kojima
发明人： Masanobu Ogawa , Toshitake Kojima
IPC分类号： B01J23/644 , B01J27/00 , B01J27/185 , C07B61/00 , C07C51/00 , C07C51/25 , C07C57/055 , C07C67/00 , C07C51/32 , C07C57/04
CPC分类号： B01J27/1856 , B01J23/6445 , C07C51/252
摘要： Methacrolein or acrolein is oxidized with molecular oxygen in the presence of water vapor, a catalyst containing palladium, phosphorus, antimony(optionally) and oxygen and a phosphoric acid or a compound capable of forming phosphoric acid during the reaction.
摘要翻译：甲基丙烯醛或丙烯醛在水蒸气存在下用分子氧氧化，含有钯，磷，锑（任选地）的氧化物和磷酸或能够在反应期间形成磷酸的化合物。

5. 发明申请

US20120329638A1 Method For Manufacturing Catalyst From Recovered Catalyst 审中-公开
标题翻译：从回收催化剂制备催化剂的方法
公开(公告)号：US20120329638A1
公开(公告)日：2012-12-27
申请号：US13582055
申请日：2011-03-28
申请人： Tatsuhiko Kurakami , Takayuki Iijima , Tomoaki Kobayashi , Toshitake Kojima
发明人： Tatsuhiko Kurakami , Takayuki Iijima , Tomoaki Kobayashi , Toshitake Kojima
IPC分类号： B01J27/28
CPC分类号： C07C51/235 , B01J27/199 , B01J27/285 , B01J35/023 , B01J37/0009 , B01J37/0045 , B01J38/68 , C07C51/252 , Y02P20/584 , C07C57/04
摘要： The present invention relates to a method for manufacturing a regenerated catalyst from a recovered catalyst from manufacturing process or a used catalyst of a heteropoly acid-based catalyst containing molybdenum, phosphorus, vanadium or copper as an essential component by the below-described Process a to Process f: Process a: a solution A is prepared by mixing a substance M with an aqueous solvent and removing a component insoluble in the solvent; Process b: the molar quantity of at least one component of molybdenum, phosphorus, vanadium or copper contained in the solution A is measured; Process c: an aqueous hydrogen peroxide solution is added to the solution A to obtain a solution B; Process d: the difference between the content obtained in Process b and the theoretical value of a required element is determined and the shortage amount of the catalyst component is added to the solution B to prepare a solution C; Process e: the solution C is dried to prepare catalyst granules D; and Process f: the catalyst granules D are molded and subsequently calcined to prepare a molded catalyst E, the manufacturing method is also simple, and the obtained said regenerated catalyst has performance equivalent to an unused target catalyst, leading to a large advantage that it can be used as it is in combination with an unused target catalyst.
摘要翻译：本发明涉及一种从制造方法回收的催化剂制造再生催化剂的方法或通过下述方法a至于含有钼，磷，钒或铜作为必要成分的杂多酸系催化剂的使用催化剂方法f：处理a：通过将物质M与水性溶剂混合并除去不溶于溶剂的组分来制备溶液A; 方法b：测量溶液A中所含的钼，磷，钒或铜的至少一种组分的摩尔量; 方法c：向溶液A中加入过氧化氢水溶液以获得溶液B; 方法d：确定方法b中获得的含量与所需要元素的理论值之间的差异，并将催化剂组分的不足量加入到溶液B中以制备溶液C; 方法e：将溶液C干燥以制备催化剂颗粒D; 和方法f：将催化剂颗粒D模塑并随后煅烧以制备模制催化剂E，制备方法也简单，所得到的所述再生催化剂具有与未使用的目标催化剂相当的性能，导致其可以可以与未使用的目标催化剂组合使用。

6. 发明授权

US08148291B2 Method for manufacturing catalyst for use in production of methacrylic acid 失效
标题翻译：用于生产甲基丙烯酸的催化剂的制备方法
公开(公告)号：US08148291B2
公开(公告)日：2012-04-03
申请号：US13155863
申请日：2011-06-08
申请人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
发明人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
IPC分类号： B01J23/00
CPC分类号： C07C51/235 , B01J23/002 , B01J27/199 , B01J35/08 , B01J37/0045 , B01J37/0221 , B01J2231/70 , B01J2523/00 , C07C51/00 , C07C51/377 , C07C57/04 , B01J2523/15 , B01J2523/17 , B01J2523/51 , B01J2523/53 , B01J2523/55 , B01J2523/68
摘要： It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid. A method for manufacturing a catalyst comprising essential active components of molybdenum, phosphorus, vanadium, cesium, ammonia, copper, and antimony for use in the production of methacrylic acid, comprising drying a slurry prepared by mixing a compound(s) containing the essential active components with water and then calcining the resulting dry powder and molding the calcined powder.
摘要翻译：本发明的目的是提供一种用于生产甲基丙烯酸的具有优异性能和高机械强度的催化剂。一种用于制造催化剂的方法，其包括用于生产甲基丙烯酸的钼，磷，钒，铯，氨，铜和锑的必需活性组分，包括干燥通过将含有必需活性物质的化合物用水组分，然后煅烧所得干粉，并将煅烧粉末成型。

7. 发明申请

US20090062564A1 Method for Producing Methacrolein and/or Methacrylic Acid 有权
标题翻译：生产甲基丙烯醛和/或甲基丙烯酸的方法
公开(公告)号：US20090062564A1
公开(公告)日：2009-03-05
申请号：US12223494
申请日：2007-03-30
申请人： Tatsuhiko Kurakami , Toshitake Kojima , Yoshimasa Seo
发明人： Tatsuhiko Kurakami , Toshitake Kojima , Yoshimasa Seo
IPC分类号： C07C51/16 , C07C45/29
CPC分类号： C07C45/37 , B01J21/04 , B01J21/12 , B01J23/002 , B01J23/8876 , B01J23/8878 , B01J23/8885 , B01J35/0006 , B01J2523/00 , C07C51/23 , C07C51/252 , C07C47/22 , C07C57/04 , B01J2523/15 , B01J2523/54 , B01J2523/68 , B01J2523/842 , B01J2523/845
摘要： The present invention relates to a method for producing methacrolein and/or methacrylic acid characterized in that the catalyst filling length of a dehydration catalyst layer is 3 to 20% of the catalyst filling length of an oxidation catalyst layer in a method where raw material gas containing gaseous t-butanol is supplied to a fixed-bed multitubular reactor having a dehydration catalyst layer and an oxidation catalyst layer in this order, from the entrance for raw material gas toward the exit, to produce methacrolein and/or methacrylic acid by dehydration reaction and catalytic gas phase oxidation reaction, and the present invention can increase the conventional yield of approximately 80% to 81 to 82% even when a reaction bath temperature is relatively low (approximately 355° C.).
摘要翻译：本发明涉及甲基丙烯醛和/或甲基丙烯酸的制造方法，其特征在于，在含有原料气体的方法中，脱水催化剂层的催化剂填充长度为氧化催化剂层的催化剂填充长度的3〜20％将气态叔丁醇从原料气体入口向出口依次供给具有脱水催化剂层和氧化催化剂层的固定床多管反应器，通过脱水反应生成甲基丙烯醛和/或甲基丙烯酸，催化气相氧化反应，即使反应浴温度相对较低（约355℃），本发明也可将常规产率提高约80％至81％至82％。

8. 发明授权

US4088822A Simultaneous production of methacrylic acid and a methacrylate or acrylic acid and an acrylate 失效
标题翻译：同时生产甲基丙烯酸和甲基丙烯酸酯，丙烯酸和丙烯酸酯
公开(公告)号：US4088822A
公开(公告)日：1978-05-09
申请号：US688916
申请日：1976-05-21
申请人： Masanobu Ogawa , Toshitake Kojima
发明人： Masanobu Ogawa , Toshitake Kojima
IPC分类号： C07C51/25 , C07C57/055 , C07C67/39 , C07C69/54
CPC分类号： C07C51/252 , C07C67/39
摘要： Methacrylic acid and its ester or acrylic acid and its ester are prepared at the same time by reacting methacrolein or acrolein with an aliphatic alcohol and molecular oxygen in vapor phase in the presence of a Pd-- P--P-- O or Pd-- P-- Sb-- O catalyst.
摘要翻译：在Pd-PP-O或Pd-P-Sb-O的存在下，通过使甲基丙烯醛或丙烯醛与脂族醇和分子氧气相反应同时制备甲基丙烯酸及其酯或丙烯酸及其酯催化剂。

9. 发明申请

US20090036707A1 Method for manufacturing catalyst for use in production of methacrylic acid 有权
标题翻译：用于生产甲基丙烯酸的催化剂的制备方法
公开(公告)号：US20090036707A1
公开(公告)日：2009-02-05
申请号：US11919911
申请日：2006-05-11
申请人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
发明人： Atsushi Sudo , Tatsuhiko Kurakami , Toshitake Kojima , Shigeo Hayashimoto , Yasushi Kobayashi
IPC分类号： C07C51/23 , B01J27/24 , C07C51/235
CPC分类号： C07C51/235 , B01J23/002 , B01J27/199 , B01J35/08 , B01J37/0045 , B01J37/0221 , B01J2231/70 , B01J2523/00 , C07C51/00 , C07C51/377 , C07C57/04 , B01J2523/15 , B01J2523/17 , B01J2523/51 , B01J2523/53 , B01J2523/55 , B01J2523/68
摘要： It is an object of the present invention to provide a catalyst having excellent performance and high mechanical strength for use in the production of methacrylic acid.A method for manufacturing a catalyst comprising essential active components of molybdenum, phosphorus, vanadium, cesium, ammonia, copper, and antimony for use in the production of methacrylic acid, comprising drying a slurry prepared by mixing a compound(s) containing the essential active components with water and then calcining the resulting dry powder and molding the calcined powder.
摘要翻译：本发明的目的是提供一种用于生产甲基丙烯酸的具有优异性能和高机械强度的催化剂。一种用于制造催化剂的方法，其包括用于生产甲基丙烯酸的钼，磷，钒，铯，氨，铜和锑的必需活性组分，包括干燥通过将含有必需活性物质的化合物用水组分，然后煅烧所得干粉，并将煅烧粉末成型。

10. 发明授权

US4138365A Catalyst for the manufacture of methacrylic or acrylic acid 失效
标题翻译：用于制造甲基丙烯酸或丙烯酸的催化剂
公开(公告)号：US4138365A
公开(公告)日：1979-02-06
申请号：US758352
申请日：1977-01-10
申请人： Masanobu Ogawa , Toshitake Kojima
发明人： Masanobu Ogawa , Toshitake Kojima
IPC分类号： B01J23/64 , B01J27/00 , B01J27/186 , C07B61/00 , C07C51/00 , C07C51/25 , C07C57/055 , C07C67/00 , B01J27/14 , C07C51/24
CPC分类号： B01J27/186 , B01J23/64 , C07C51/252
摘要： A catalyst comprising (1) palladium, (2) phosphorus, (3) antimony, (4) X and (5) oxygen wherein X denotes at least one element selected from the group consisting of potassium, sodium, rubidium, lithium, cerium, beryllium, magnesium, calcium, vanadium, strontium, zinc, thorium and rhenium.There is also provided a process for the manufacture of methacrylic or acrylic acid by oxidizing methacrolein or acrolein with molecular oxygen in the vapor phase in the presence of the catalyst defined above.
摘要翻译：一种催化剂，其包含（1）钯，（2）磷，（3）锑，（4）X和（5）氧，其中X表示选自钾，钠，铷，锂，铈，铍，镁，钙，钒，锶，锌，钍和铼。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式