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    • 3. 发明公开
    • DEMULSIFIERS FOR OIL SOLUBLE POLYALKYLENE GLYCOL LUBRICANTS
    • DEMULGATORENFÜRÖLLÖSLICHEPOLYALKYLENGLYKOL-SCHMIERMITTEL
    • EP3066155A1
    • 2016-09-14
    • EP14795769.0
    • 2014-10-29
    • Dow Global Technologies Llc
    • GREAVES, Martin R.ZAUGG-HOOZEMANS, Evelyn A.
    • C08L71/02
    • C10M145/34C08G2650/58C08L71/02C08L2205/02C10M2209/107C10N2030/04C10N2230/04
    • A composition contains a propylene oxide/butylene oxide copolymer with an ethylene oxide/propylene oxide copolymer where the propylene oxide/butylene oxide copolymer has a concentration of propylene oxide moieties in a range of 25-75 wt % based on total of propylene oxide and butylene oxide moieties, the ethylene oxide/propylene oxide copolymer has a concentration of ethylene oxide moieties that is greater than zero and up to 60 wt % based on the total weight of ethylene oxide and propylene oxide moieties, and wherein the concentration of the ethylene oxide/propylene oxide copolymer is greater than zero and one wt % or less based on the total weight of propylene oxide/butylene oxide and ethylene oxide/propylene oxide copolymers and the ethylene oxide/propylene oxide copolymer is a reverse copolymer or a random copolymer.
    • 组合物含有环氧丙烷/环氧丁烷共聚物与环氧乙烷/环氧丙烷共聚物,其中环氧丙烷/环氧丁烷共聚物的环氧丙烷部分的浓度基于环氧丙烷和丁烯的总量为25-75重量% 氧化物部分,环氧乙烷/环氧丙烷共聚物的环氧乙烷部分的浓度大于零且高达60重量%,基于环氧乙烷和环氧丙烷部分的总重量,并且其中环氧乙烷/ 基于环氧丙烷/环氧丁烷和环氧乙烷/环氧丙烷共聚物的总重量,环氧丙烷共聚物大于零,1重量%以下,环氧乙烷/环氧丙烷共聚物为反相共聚物或无规共聚物。