abstract |
A composition includes an first anhydride-grafted polyethylene; and a cross-linking agent that includes a second anhydride; and a first material including minoxidil, melatonin; pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate); or a (2,2,6,6-tetramethylpiperidin-1-yl)oxyl derivative, where the composition is a master batch configured to cross-link a silane-grafted polyethylene material; and the composition is tin-free. |