 |
| RUBBER
ACCELERATORS |
| Accelerator
Type |
Scorch
Safety1 |
Cure
Rate |
Modulus
Development |
Nitrosamine
Safe |
Elastomer2
Preference |
| Sulfenamides
: |
|
|
|
|
|
| Santocure
CBS |
L |
F |
H |
Yes |
NR,SBR,BR |
| Santocure
DCBS |
VL |
S |
L |
Yes |
NR,BR |
| Santocure
MBS |
L/VL |
M |
M |
No |
NR,BR |
| Santocure
TBBS |
L |
F |
H |
Yes |
NR,SBR,BR |
| Sulfenimides
: |
|
|
|
|
|
| Santocure
TBSI |
L/VL |
M/H |
M/H |
Yes |
NR,SBR,BR |
| Thiazoles
: |
|
|
|
|
|
| Perkacit
MBT |
M |
S |
L |
Yes |
NR,SBR,BR,IIR,NBR,LATEX |
| Perkacit
MBTS |
M |
S |
L |
Yes |
NR,SBR,BR,IIR,NBR |
| Perkacit
ZMBT |
M |
S |
L |
Yes |
LATEX |
| Guanidines
: |
|
|
|
|
|
| Perkacit
DPG |
M |
M |
M |
Yes |
NR,SBR,BR,
LATEX |
| Thiurams
: |
|
|
|
|
|
| Perkacit
DPTT |
VS |
F |
H |
No |
EPDM,IIR,CSM,
LATEX |
| Perkacit
TBzTD |
VS |
F |
H |
Yes |
SBR,EPDM,NBR,LATEX |
| Perkacit
TMTD |
VS |
VF |
VH |
No |
SBR,EPDM,NBR,LATEX |
| Perkacit
TMTM |
S/VS |
VF |
VH |
No |
SBR,EPDM,NBR |
| Perkacit
TETD |
VS |
F |
H |
No |
SBR,EPDM,NBR,LATEX |
| Dithiocarbamates
: |
|
|
|
|
|
| Perkacit
NDBC |
VS |
F |
H |
No |
EPDM,
CSM |
| Perkacit
TDEC |
VS |
VF |
H |
No |
EPDM,CR,CSM |
| Perkacit
ZBEC |
S/VS |
F |
H |
Yes |
EPDM,SBR,NBR,LATEX |
| Perkacit
ZDBC |
VS |
F |
H |
No |
EPDM,SBR,NBR,LATEX |
| Perkacit
ZDEC |
VS |
VF |
VH |
No |
EPDM,SBR,NBR,LATEX |
| Perkacit
ZDMC |
VS |
VF |
VH |
No |
EPDM,SBR,NBR,LATEX |
| Dithiophosphates
: |
|
|
|
|
|
| Vocol
ZBPD |
S |
F |
H |
Yes |
NR,EPDM,LATEX |
- Santogard
PVI, Flexsys’ pre-vulcanization inhibitor, would give additional
flexibility in scorch control.
- In general
all the listed accelerators can be used with diene based elastomers.
|
| Rating: |
Scorch
Safety |
VL = Very
Long |
L = Long |
M = Medium |
S = Short |
VS = Very
Short |
|
Cure Rate |
VF = Very
Fast |
F = Fast |
M = Moderate |
S = Slow |
|
|
Modulus
Development |
VH = Very
High |
H = High |
M = Moderate |
S = Slow |
|
|
Letter ratings shown were determined and assigned by Flexsys and are
based on its judgment and evaluation of the results of tests conducted
by Flexsys and the comparative performance of these materials in those
tests. For specific compounding information, please contact your local
Flexsys Technical Service Representatives.
|
|