Sample overview.
| Sample | BIIR [phr] | Comp. 1 [phr] | Silica (S) [phr] | Alkoxysilane (A) [phr] | Functional groupse |
|---|---|---|---|---|---|
| BIIR-i | 100 | 3 | — | — | — |
| C0a | 100 | 3 | 30 (S0) | — |
|
| C1a,b | 100 | 3 | 30 (S1) | — |
|
| C2a,b | 100 | 3 | 30 (S2) | — |
|
| C3b,c | 100 | 3 | 30 (S3) | — |
|
| C4c,d | 100 | 3 | 30 (S0) | 2.5 (A1) |
|
| C5c,d | 100 | 3 | 30 (S0) | 2.5 (A3) |
|
a
No change in surface functionality during compounding.
b
Ex situ particle silanization approach.
c
Change in surface functionality during compounding.
d
In situ particle silanization approach.
e
Functional groups on the particle surface after compounding.