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DIE NAHEZU GRENZENLOSEN MÖGLICHKEITEN VON GUMMI
Isobutylene-isopropene copolymere (IRR)
| Rubber: |
Is a gecopolimeriseerde version of isobutylene and isoprene. IRR in 1943 first used commercially. |
| Resistances and strengths: |
IRR is an excellent low gas permeability and good flexibility, electrical properties, chemical resistance, moisture resistance, and wear resistance. It can function for extended periods of time at -50 gr. C to plus 120 gr. C. In addition, Butylcaoutchouc good ozone and aging resistance. |
| Weaknesses: | In mineral oils IRR is not applicable. |
| Application: |
IRR is widely used in the production of inner tubes. |
