12. Proposed experimental plan (1)
RAB
Materials Bio-Rejuvenator (BR)
Find the best WCO upgraded product that can
bring RAB properties comparable to AC-20
Phase 1
WCO upgraded
product selection
AC-20
(Control)
WCO
BD
GL
Rheology test
- Freq. Sweep
- LAS
- MSCR
Chemical test
- GPC
- FTIR
13. Proposed experimental plan (2)
RAB
Materials
RABL+x%BR
Find the appropriate proportion of BR based on
aging level
Phase 2
BR proportion
investigation
BR
BRL
RABH
Rheology test
- Freq. Sweep
- LAS
- MSCR
Chemical test
- GPC
- FTIR
BRM
RABL
BRH
RABH+y%BR
Blending
proportion
14. Proposed experimental plan (3)
Materials
Evaluate the resistant of BR due to aging
Phase 3
BR resistant to
re-aging
Rheology test
- Freq. Sweep
- LAS
- MSCR
Chemical test
- GPC
- FTIR
Rejuvenated
RAB
performance
after Re-Aging
RABL+x%BR
RABH+y%BR
Short-term
aging
Long-term
aging