| 摘要 |
<p>The invention is a composition containing a polymer formed by side ring opening of an arylcyclobutene compound and an antioxidant compound of formulae (1), (2), (3), (4), wherein R is hydrogen, an electron withdrawing or electron donating group; and oligomers thereof; hindered amines of formula (5), wherein R is hydrogen, an electron withdrawing group or an electron donating group; each R1 is independently hydrogen, an electron withdrawing group or an electron donating group, with the proviso that two R1 attached to the same carbon may represent a single moiety joined to said carbon by a double bond; each R2 is independently methyl, ethyl, n-propyl or isopropyl; said antioxidant being effective to inhibit oxidation.</p> |
