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    • 8. 发明申请
    • CHAIN EXTENDERS
    • 链扩展
    • WO2008112636A1
    • 2008-09-18
    • PCT/US2008/056415
    • 2008-03-10
    • ALBEMARLE CORPORATIONLEE, John, Y.WIGGINS, Paul, L.
    • LEE, John, Y.WIGGINS, Paul, L.
    • C08G18/32C08G59/60
    • C08G18/325C08G59/50
    • This invention provides chain extender compositions. These compositions comprise either (i) N,N'-dicyclohexyl- 1,6-hexanediamine or (ii) an aliphatic secondary α,ω- diamine having a secondary amino straight chain. When said composition comprises (i), said composition is also comprised of a component selected from the group consisting of (a) an aliphatic secondary diamine, (b) an aliphatic secondary diamine and an aliphatic primary diamine, (c) an aliphatic diimine, (d) an aromatic primary diamine, and (e) a combination of any two or more of (a) through (d). When said composition comprises (ii), said composition is also comprised of a component selected from the group consisting of (a) an aliphatic secondary diamine, (d) an aromatic primary diamine, (f) an aliphatic secondary α,ω-diamine having at least one internal secondary amino group, and (g) a combination of any two or more of (a), (d), and (f). Processes for producing polyurethanes, polyureas, and polyurea-urethanes are also provided.
    • 本发明提供扩链剂组合物。 这些组合物包含(i)N,N'-二环己基-1,6-己二胺或(ii)具有仲氨基直链的脂肪族仲α,β-二胺。 当所述组合物包含(i)时,所述组合物还包括选自(a)脂族二胺,(b)脂族二胺和脂族伯二胺的组分,(c)脂族二亚胺, (d)芳族伯二胺,(e)(a)〜(d)中任意两种以上的组合。 当所述组合物包含(ii)时,所述组合物还包括选自(a)脂族二胺,(d)芳族伯二胺,(f)脂族仲烷基, 至少一个内部仲氨基,和(g)(a),(d)和(f)中任意两个或更多个的组合。 还提供了生产聚氨酯,聚脲和聚脲 - 聚氨酯的方法。