| 发明名称 |
Process for the preparation of yellow bis (3-[triethoxysilyl] propyl) tetrasulfane |
| 摘要 |
Process for the preparation of yellow bis(3-[triethoxysilyl]propyl)tetrasulfane having an iodine color value of <=10 mg of iodine/100 ml, in which process a small amount of chloropropyltrichlorosilane is added to neutral chloropropyltriethoxysilane and reaction with sodium polysulfide or with Na2S and sulfur in ethanol is then carried out.
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| 申请公布号 |
US2002010353(A1) |
申请公布日期 |
2002.01.24 |
| 申请号 |
US20010852050 |
申请日期 |
2001.05.10 |
| 申请人 |
KRAFCZYK ROLAND;DESCHLER ULRICH;MICHEL RUDOLF |
发明人 |
KRAFCZYK ROLAND;DESCHLER ULRICH;MICHEL RUDOLF |
| 分类号 |
C07F7/18;(IPC1-7):C07F7/18 |
主分类号 |
C07F7/18 |
| 代理机构 |
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| 地址 |
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