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    • 4. 发明授权
    • Fullerene compositions and preparation
    • 富勒烯组成和制备
    • US5372798A
    • 1994-12-13
    • US207645
    • 1994-03-08
    • Jonathan M. McConnachieEdward I. Stiefel
    • Jonathan M. McConnachieEdward I. Stiefel
    • C01B19/00C01B31/02C01B31/00C01B7/00C01B17/00
    • B82Y30/00B82Y40/00C01B19/002C01B31/0206C01B31/0213C01P2002/76C01P2002/77C01P2006/10Y10S423/39Y10S977/737
    • The invention relates to a composition that is the reaction of a fullerene containing at least one corrannulene ring structure and Y.sub.2 X.sub.2, wherein Y is Se or S, and X is Cl or Br. Generally, these compounds may be represented by the formula C.sup.f.sub.n X.sub.6 Y.sub.2 or more particularly C.sup.f.sub.n X.sub.5 (YYX). In the formula C.sup.f.sub.n more specifically, is a fullerene having at least one corrannulene ring structure. The compositions may be made by reacting fullerenes with Se.sub.2 X.sub.2 or S.sub.2 X.sub.2 wherein X is Cl or Br, preferably in liquid form and preferably heated for a time sufficient to produce the novel compositions. The compositions may be isolated in crystalline form by precipitation with a solvent such as hexane. In crystalline form the compositions may be represented by the generic formula C.sup.f.sub.n X.sub.8 Y.sub.4, or more particularly, C.sup.f.sub.n X.sub.5 (YYX).mY.sub.2 X.sub.2 because in crystalline form the compositions are typically associated with .mY.sub.2 X.sub.2 molecules wherein m is an integer at least equal to 1. The compositions have utility as crosslinking agents and lubricating oil and polymer additives, particularly as vulcanizing agents.
    • 本发明涉及一种组合物,其是含有至少一个corrannulene环结构的富勒烯与Y2X2的反应,其中Y为Se或S,X为Cl或Br。 通常,这些化合物可以由式CfnX6Y2或更特别是CfnX5(YYX)表示。 在式Cfn中更具体地,是具有至少一个corrannulene环结构的富勒烯。 组合物可以通过使富勒烯与Se2X2或S2X2反应制备,其中X是Cl或Br,优选液体形式,优选加热足以产生新组合物的时间。 组合物可以通过用溶剂如己烷沉淀而以结晶形式分离。 在结晶形式中,组合物可以由通式CfnX8Y4,或更具体地,CfnX5(YYX).YYX2X2表示,因为在结晶形式中,组合物通常与.mY2X2分子缔合,其中m是至少等于1的整数。组合物 可用作交联剂和润滑油和聚合物添加剂,特别是作为硫化剂。