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    • 2. 发明申请
    • Defoaming agent for liquid hydrocarbons II
    • 液体碳氢化合物的消泡剂II
    • US20060178460A1
    • 2006-08-10
    • US10203859
    • 2001-02-06
    • David HeraultBenoit AbribatFrank BongardtAchim Pfeiffer
    • David HeraultBenoit AbribatFrank BongardtAchim Pfeiffer
    • C08K5/10
    • C10M171/004B01D19/0404
    • A process for inhibiting a liquid hydrocarbon from foaming involving: (a) providing a liquid hydrocarbon; (b) providing a defoamer additive containing: (i) an ester corresponding to formula (I) R1—COO—R2  (I) wherein R1 and R2 are, independent of each other, saturated or unsaturated, linear or branched alkyl radicals having from about 6 to 16 carbon atoms, as a defoamer; and (ii) optionally, a co-defoamer selected from the group consisting of a non-alkoxylated ester of a polyol having from about 2 to 6 carbon atoms, and from about 2 to 4 OH groups, a saturated or unsaturated, linear or branched fatty acid having from about 8 to 24 carbon atoms, and mixtures thereof; and (c) adding a foam-inhibiting effective amount of (b) to (a).
    • 一种抑制液体烃发泡的方法,包括:(a)提供液态烃; (b)提供消泡剂添加剂,其包含:(i)对应于式(I)的酯<?在线公式描述=“在线式”末端=“铅”→R 1 其中R 1和R 2分别为R 1和R 2,其中R 1和R 2各自独立地为 作为消泡剂,相互独立地具有约6-16个碳原子的饱和或不饱和的直链或支链烷基; 和(ii)任选的共消泡剂,其选自具有约2至6个碳原子的多元醇的非烷氧基化酯和约2至4个OH基团,饱和或不饱和的,直链或支链的 具有约8-24个碳原子的脂肪酸及其混合物; 和(c)加入泡沫抑制有效量的(b)至(a)。