Non-hydrogenated 100 % aliphatic resin (polymer), with the following characteristics:<br> <br><br><br>- liquid at room temperature<br> <br><br><br>- obtained by cationic polymerisation of C-5 alkenes monomers<br> <br><br><br>- with a number average molecular weight (Mn) of 370 (± 50)<br> <br><br><br>- with a weight average molecular weight (Mw) of 500 (± 100)<br>
Restriction on entry into free circulation