申请人:Feustel Michael
公开号:US20090124786A1
公开(公告)日:2009-05-14
The invention relates to compounds of formula (1) in which is a C
2
- to C
4
-alkylene group; x is from 1 to 100; R′ is an aliphatic, cycloaliphatic or aromatic radical which contains at least one structural unit of the formula 2, and y is from 1 to 100. The invention also relates to the use of these compounds in quantities of 0.01 to 2% by weight for preventing the formation of gas hydrates in aqueous phases that are connected to a gaseous, liquid or solid organic phase.