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    • 2. 发明授权
    • High heat-resistant polygermane compound with sulfur-containing organic group
    • 高耐热聚锗烷化合物与含硫有机基团
    • US08575249B2
    • 2013-11-05
    • US13579188
    • 2011-02-16
    • Takehiro NagasawaAkira WatanabeTokuji Miyashita
    • Takehiro NagasawaAkira WatanabeTokuji Miyashita
    • C07F7/30C08K5/56
    • C07F7/30C08G79/00C08G79/14C08L85/00C09D133/08
    • There is provided a polygermane compound forming a film having a high refractive index and thermal stability, and containing a sulfur atom-containing organic group as a group bonded to a germanium atom. A polygermane compound comprising a sulfur atom-containing organic group as a group bonded to a germanium atom, in which the sulfur atom-containing organic group is a group of Formula [1]: -L-Z  [1] where L is a single bond, a C1-6 alkylene group, or a C4-20 arylene group optionally substituted with a C1-6 alkyl group; and Z is a C1-20 sulfide group, a C1-14 cyclic sulfide group optionally substituted with a C1-6 alkyl group, a C2-20 alkyl group containing a sulfide bond, or a C5-20 aralkyl group containing a sulfide bond, with a proviso that when L is a single bond, Z is not a C1-20 sulfide group.
    • 提供了形成具有高折射率和热稳定性并且含有作为与锗原子键合的基团的含硫原子的有机基团的膜的聚锗烷化合物。 包含含硫原子的有机基团作为与锗原子键合的基团的多锗烷化合物,其中含硫原子的有机基团是式[1]的基团:-LZ [1],其中L是单键, C 1-6亚烷基或任选被C 1-6烷基取代的C 4-20亚芳基; Z为碳原子数为20-20的硫基,可以被C 1-6烷基取代的C 1-14环硫醚基,含硫醚键的碳原子数为20-20的烷基或含有硫醚键的碳原子数为5〜20的芳烷基, 条件是当L是单键时,Z不是C1-20硫醚基团。