Research Article
Experimental Study and Seismic Response Evaluation of Chlorobutyl Rubber-Based Viscoelastic Dampers
Table 1
Components of rubber formulations.
| Ingredient (PHR) | Compound | Reference CIIR | NBR | Modified CIIR |
| CIIR | 100 | 0 | 80 | NBR | 0 | 100 | 20 | CPE | 0 | 0 | 10 | Carbon black | 30 | 30 | 30 | Sulfur | 2 | 2 | 2 | Paraffinic oil | 20 | 20 | 20 | Coumarone resin | 3.5 | 3.5 | 3.5 | ZnO | 5 | 5 | 5 | Stearic acid | 1 | 1 | 1 | Accelerators | 3 | 3 | 3 |
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