1. A.V. Topchiev Institute of Petrochemical
Synthesis, Russian Academy of Sciences,
Leninsky prospect, 29, 119991 Moscow, Russia
2. M.V. Lomonosov Moscow State University, GSP-2, Leninskie Gory, 119992,
Moscow, Russia
3. Institute
of Polymer Research, Helmholtz-Zentrum Geesthacht, Max-Planck-Str. 1, 21502
Geesthacht, Germany