| 20120017804 | METHOD FOR REJUVENATING A BITUMEN CONTAINING COMPOSITION - A method for rejuvenating a bitumen containing compositions includes adding to the bitumen containing compositions a distillation residue of cashew nut shell liquid (CNSL). The distillation residue may be obtained by distillation of cashew nut shell liquid up to a temperature of between 250 and 350° C. The bitumen containing composition may be selected from: bitumen, asphalt, roof covering, insulating material, shore covering material, and anti-drum plates. | 01-26-2012 |
