| 发明名称 |
METHOD FOR PRODUCING OR REGENERATING CATALYST FOR THE PRODUCTION OF METHACRYLIC ACID AND PROCESS FOR PREPARING METHACRYLIC ACID |
| 摘要 |
PURPOSE: A method for manufacturing a catalyst for manufacturing metacrylic acid and a method for preparing methacrylic acid are provided. CONSTITUTION: A method for manufacturing a catalyst for preparing methacrylic acid comprises: a step of mixing heteropolic acid compound A of solid phase, which is thermal-treated over 300 °C; a step of mixing aqueous slurry B containing molebdenum; and a step of drying and plasticizing. |
| 申请公布号 |
KR20100101539(A) |
申请公布日期 |
2010.09.17 |
| 申请号 |
KR20100020671 |
申请日期 |
2010.03.09 |
| 申请人 |
SUMITOMO CHEMICAL CO., LTD. |
发明人 |
SHIBATA JUNJI;SHIRAISHI EIICHI;YOSHIZAWA JUNYA |
| 分类号 |
B01J27/199;B01J37/28;C07C51/23;C07C57/04 |
主分类号 |
B01J27/199 |
| 代理机构 |
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