| alpha-methyl- omega -hydroxy-2-ethanediyl 2-hydroxy-3-[( gamma-poly(oxy- |
| omega -perfluoro-c6-20-alkyl)thio]propyl ethers |
| 2-ethanediyl), alpha-methyl- omega-hydroxy-poly(oxy- 2-hydroxy-3-[( gamma- omega-perfluoro-c6-20-alkyl)thio]propyl ethers |
| perfluorinated polyoxyethylene |
