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    • 1. 发明申请
    • POLYHETEROSILOXANE COMPOSITION
    • 聚硅氧烷组合物
    • WO2013192404A1
    • 2013-12-27
    • PCT/US2013/046784
    • 2013-06-20
    • DOW CORNING CORPORATION
    • DESHAZER, DavidGRASMANN, MartinLIU, LizhiLIU, NanguoMCQUISTON, ElizabethMEALEY, ShawnSCHMIDT, RandallSHAHINIAN, Katherine, MarieSKINNER, KwanLU, GangCHOI, Jongwook
    • C08G77/58C08L83/14
    • C08G77/58C08L83/14
    • A polyheterosiloxane composition includes (A) a first metal (M1), (B) a second metal (M2), and (C) siloxy units having the formula (R 1 3 SiO 1/2 ), (R 1 2 SiO 2/2 ), (R 1 SiO 3/2 ), and/or (SiO 4/2 ). Each R 1 is independently a hydrocarbon or halogenated hydrocarbon group including 1 to 30 carbon atoms. The mole fractions of (A), (B), and (C) relative to each other is of the formula [(M1)] a [(M2)] b [R 1 3 SiO 1/2 ] m [R 1 2 SiO 2/2 ] d [R 1 SiO 3/2 ] t [SiO 4/2 ] q , wherein a and b are each independently from 0.001 to 0.9, m, d, t, and q are each independently from zero to 0.9, m, d, t, and q cannot all be zero, and the sum of a+b+m+d+t+q ≈ 1. At least one oxygen atom of the siloxy units is bonded to at least one of (M1) and/or (M2). The composition exhibits a quantum yield of at least 0.05% and at least one of (M1) and (M2) is a lanthanide metal.
    • 聚硅氧烷组合物包括(A)第一金属(M1),(B)第二金属(M2)和(C)具有式(R1 3SiO1 / 2),(R1SiO2 / 2),(R1SiO3 / 2),和/或(SiO 4/2)。 每个R 1独立地是含有1至30个碳原子的烃或卤代烃基。 (A),(B)和(C)相对于彼此的摩尔分数为式[(M1)] a [(M2)] b [R1 3SiO1 / 2] m [R1 2SiO2 / 2] d [R1SiO3 / 2] t [SiO4 / 2] q,其中a和b各自独立地为0.001至0.9,m,d,t和q各自独立地为0至0.9,m,d,t和q不能 全部为零,并且a + b + m + d + t + q≈1的和。所述甲硅烷氧基单元的至少一个氧原子键合到(M1)和/或(M2)中的至少一个。 该组合物显示至少0.05%的量子产率,并且(M1)和(M2)中的至少一种是镧系金属。