| 摘要 |
<p>A manufactured article comprising at least one steel element coated with a zinc/cobalt alloy, with a cobalt content below 1 %, embedded in a vulcanized elastomeric matrix, obtained from a rubber composition comprising at least one vulcanizable elastomer and one vulcanizing agent comprising sulphur or a derivative of sulphur, in which the said rubber composition comprises, as adhesion promoter, a cobalt-boron complex of formula (I), in which R', R'' and R''', which may be identical or different, are an aliphatic or aromatic C6-24 group.</p> |
