发明名称 |
Perfluoropolyether primary bromides and lodides |
摘要 |
A perfluoropolyether and a composition comprising the perfluoropolyether are provided in which the perfluoropolyether comprises at least one bromine or iodine atom at the primary position of the perfluoropolyether. Also provided is a process for producing the composition in which the process comprises contacting a perfluoropolyether acid fluoride moiety with a metal bromide or metal iodide or a suitable polyether secondary iodide under a condition sufficient to effect the production of a perfluoropolyether comprising at least one bromine or iodine at the primary position. |
申请公布号 |
US7148385(B2) |
申请公布日期 |
2006.12.12 |
申请号 |
US20030626972 |
申请日期 |
2003.07.25 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HOWELL JON L.;PEREZ ERIK W.;WATERFELD ALFRED;FRIESEN CHADRON MARK;THRASHER JOSEPH STUART;NOWAK IRENEUSZ |
分类号 |
C07C43/11;C07C41/14;C07C41/18;C07C41/22;C07C43/12 |
主分类号 |
C07C43/11 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|