| 摘要 |
<p>PHENOLS AS STABILISERS Compounds of the formula wherein the symbols Rl, R2, R3, m, X, n, Y, q, r and Z have the meanings given in Claim 1. The divalent radical Y can optionally contain a group of the formula wherein R9 and R10 have the meanings given in Claim 1. The compounds according to the invention are suitable as antioxidant-stabi1isers in organic materials, and impart to lubricants, in addition to having therein a good anti-oxidation and anti-corrosion action, excellent extreme pressure and antiwear properties.</p> |
