| 摘要 |
A highly pure fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether can be obtained by contacting the crude ether with a Bronsted acid, a Lewis acid, or an acid immobilized by, for example, a resin to remove impurities which are difficult to expel by distillation. |
| 申请人 |
CENTRAL GLASS CO., LTD., UBE, YAMAGUCHI, JP |
发明人 |
KAWAI, TOSHIKAZU, TOKYO RESEARCH CENTER, KAWAGOE-SHI, SAITAMA 350-11, JP;YOSHIMURA, TAKAAKI, TOKYO RESEARCH CENTER, KAWAGOE-SHI, SAITAMA 350-11, JP;WATANABE, MINEO, TOKYO RESEARCH CENTER, KAWAGOE-SHI, SAITAMA 350-11, JP;KUMAKURA, MANAMI, TOKYO RESEARCH CENTER, KAWAGOE-SHI, SAITAMA 350-11, JP |
