New and useful sulphur compositions and their preparation
    1.
    发明授权
    New and useful sulphur compositions and their preparation 失效
    新的和有用的硫化物组合物及其制备

    公开(公告)号:US3631158A

    公开(公告)日:1971-12-28

    申请号:US3631158D

    申请日:1970-01-29

    CPC classification number: C04B28/36 C01B17/0243 C04B24/16

    Abstract: IN WHICH R IS 2 OR 3, Z IS 0 OR 1, N AND M ARE EACH FROM 1 TO 8, R AND R'', WHICH MAY BE THE SAME OR DIFFERENT, ARE EACH HYDROGEN, A MONOVALENT HYDROCARBON RADICAL CONTAINING 1 TO 12 CARBON ATOMS, WHICH RADICALS CAN BE SATURATED OR UNSATURATED ALIPHATIC RADICALS, SATURATED OR UNSATURATED CYCLOALKYL RADICALS, OR AROMATIC RADICALS, AND X IS ANY OF THE FOLLOWING: -NH,-O-,-S-

    -CH(-R")-

    (IN WHICH R" CAN BE H, CH3 OR OH)

    -O-(CH2)P-O-

    AND -S-(CH2)P-S-(P BEING FROM 1 TO 6).
    NEW PLASTIC SULPHUR COMPOSITIONS ARE PREPARED BY CAUSING MOLTEN SULPHUR TO REACT WITH ONE OR MORE CYCLIC POLYSULPHIDES OF THE FORMULA:

    (-(CH(-R))N-(X)Z-(CH(-R''))M-)>(S)R

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