| 发明名称 |
STABILIZATION OF DIHYDRIC PHENOLS |
| 摘要 |
Dihydric phenol is effectively prevented from discoloration by mixing the dihydric phenol with 0.00001 to 0.1% by weight of hydrocarboxylic acid on the basis of the dihydric phenol. |
| 申请公布号 |
GB2053907(B) |
申请公布日期 |
1983.07.20 |
| 申请号 |
GB19800018170 |
申请日期 |
1980.06.03 |
| 申请人 |
SUMITOMO CHEMICAL CO LTD |
发明人 |
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| 分类号 |
C07C27/00;C07C37/88;C07C39/08;C07C67/00;(IPC1-7):C07C37/88 |
主分类号 |
C07C27/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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