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    • 6. 发明申请
    • ALKYL END-CAPPED, HALOGENATED POLYETHERS
    • ALKYL封端,氢化聚醚
    • WO1996035747A1
    • 1996-11-14
    • PCT/US1996006449
    • 1996-05-08
    • GREAT LAKES CHEMICAL CORPORATION
    • GREAT LAKES CHEMICAL CORPORATIONMACK, Arthur, G.TERMINE, Enrico, J.
    • C08K05/06
    • C08G65/4006C07C43/225C08G65/48
    • Fire-retardant tetrabromobisphenol oligomers of formula (1), wherein R or R' is a branched or unbranched alkyl radical; Xi is a halogen, preferably Br, wherein i is an integer from 0 to 4; G is a connecting group selected from the group consisting of a single bond, a branched or unbranched divalent aliphatic hydrocarbon radical of from 1 to 10 carbon atoms, oxygen, sulfur, sulfoxide, SO2, or oxygen-, silicon-, sulfur- or nitrogen-containing aliphatic hydrocarbon radicals such as -OR"O-, -OR"OR"O-, -SR"S-, -SR"SR"S-, -OSiR2O-, -OSiR2OSiR2O-, O2C-R"-CO2, CO2-R"-O2C, SO-R"-SO-, SO2-R"-SO2, wherein R" is a divalent aliphatic hydrocarbon radical; A is a branched or unbranched alkyl diradical; and n is 0 or a positive integer. The fire-retardant tetrabromobisphenol oligomers of the present invention are advantageous due to their non-reactive end-caps.
    • 式(1)的阻燃四溴双酚低聚物,其中R或R'是支链或非支链烷基; X 1是卤素,优选Br,其中i是0至4的整数; G是选自单键,1至10个碳原子的支链或非支链二价脂族烃基,氧,硫,亚砜,SO 2或氧,硅,硫或氮的连接基团 含有的脂族烃基,如-OR“O-,-OR”OR“O-,-SR”S-,-SR“SR”S-,-OSiR2O-,-OSiR2OSiR2O-,O2C-R“-CO2, CO 2 -R“-O2C,SO-R”-SO-,SO2-R“-SO2,其中R”是二价脂族烃基; A是支链或非支链烷基双基; n是0或正整数。 本发明的阻燃四溴双酚低聚物由于其非反应性端帽而是有利的。