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    • 2. 发明申请
    • DEMULSIFIERS
    • 破乳剂
    • WO1997028234A1
    • 1997-08-07
    • PCT/EP1997000176
    • 1997-01-16
    • RÖHM GMBHAUSCHRA, ClemensPENNEWISS, HorstBÖHMKE, UweNEUSIUS, Michael
    • RÖHM GMBH
    • C10G33/04
    • B01D17/047C10G33/04
    • The invention concerns demulsifiers based on polyalkyl (meth)acrylate cooligomers or copolymers CNP built up from the following components: A) 10-95 wt % (meth)acrylic acid esters of formula (I) in which R stands for hydrogen or methyl and R1 stands for an optionally branched alkyl group with 1-32 carbon atoms; B) 5-90 wt % (meth)acrylic acid esters of formula (II) in which R stands for hydrogen or methyl, A and B are selected from the group (a), (b), (c) shown, a condition being that n+m is a number between 3 and 200 and does not exceed 100 for any individual member (a), (b) or (c), and R1 stands for an optionally branched alkyl group, a cycloalkyl group, an aryl group or an alkaryl group with 1-50 carbon atoms; and C) 0-40 wt % a 1-alkene with 4-32 carbon atoms.
    • 本发明涉及一种基于聚(甲基)丙烯酸酯共低聚物的破乳剂或共聚物CNP组成A的)10至95重量的(甲基)的式(I)的丙烯酸酯%其中R为氢或甲基,R 1代表任选 碳原子数为1〜32个支链烷基; B)5到90重量的(甲基)丙烯酸式(II)其中R“是氢或甲基,且其中A和B是选自由(A),(B),(C组成的组中)酯% ,与n + m是一个数从3到200,并且条件N + M的每个单独的组成员的总和(a)中,(b)或(c)该数100不超过和R 1为任选 支链烷基是环烷基,芳基或烷芳基的碳原子数为1〜50; C)具有碳原子数4〜32 1-烯烃的0〜40重量%。