I-Polyisobutylene (PIB) iyinto engenambala, ayinambitheki, ayinabuthi obukhulu noma eqinile kancane, ukumelana nokushisa, ukumelana komoya-mpilo, ukumelana ne-ozone, ukumelana nesimo sezulu, ukumelana ne-ultraviolet, ukumelana ne-asidi ne-alkali namanye amakhemikhali ukusebenza kahle.I-Polyisobutylene ayinambala, ayinaphunga, ayikho...
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