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公开(公告)号：US20020142936A1
公开(公告)日：2002-10-03
申请号：US09866619
申请日：2001-05-30
IPC分类号： C11D001/00 , B08B009/00
CPC分类号： B01F17/0092 , C11D1/662 , C11D1/72 , C11D1/825 , C11D3/0026 , C11D3/2006
摘要： Antifoaming composition (A) comprising: a) at least one compound of formula (I): (Z)ynull(G)xnullOnullRAnullnull(I); b) at least one compound of formula (II): ZnullOnullnullCH2nullCH(R1)nullOnullnnullRanullnull(II); c) optionally one or more compounds of formula (IV): (G)xnullOnullRAnullnull(III), and d) optionally one or more compounds of formula (IV): HOnullnullCH2nullCH(R1)nullOnullnnullRBnullnull(IV), such that the ratio by weight of the compound of formula (I) to the compound of formula (II) is between 0.1 and 10, the ratio by weight: compound of formula (III)/compound of formula (I) is between 0 and 1, and the ratio by weight: compound of formula (IV)/compound of formula (II) is between 0 and 1, in which formulae (I), (II), (III) and (IV): Z represents a nullCH(CH3)nullOnullR2 group, in which R2 represents an aliphatic hydrocarbon radical having from 1 to 30 carbon atoms, y represents a decimal number of greater than 0 and less than or equal to 3xnull1; x represents a decimal number of between 1 and 5; n is an integer of between 1 and 30; R1 represents a hydrogen atom or a methyl radical; G represents the residue of a saccharide; RA and RB represent, independently of one another, a saturated or unsaturated, linear or branched, hydrocarbon radical having from 1 to 30 carbon atoms.
摘要翻译： 消泡组合物（A），其包含：a）至少一种式（I）化合物：其中所述式（I）中的至少一种化合物：（1） b）至少一种式（II）的化合物：其中，ZO- [CH 2 -CH（R 1）-O] n -R a （二）; c）任选地一种或多种式（IV）的化合物：其中，式（IV）的化合物：式（Ⅳ）：＆lt; 线性式> d）任选地一种或多种式（IV）的化合物：<段落lvl =“0”>在线式> HO- [CH2-CH（R1）-O] n-RB（IV ），使式（I）化合物与式（II）化合物的重量比在0.1和10之间，重量比：式（III）化合物/ 式（I）化合物在0和1之间，重量比：式（IV）化合物/式（II）化合物在0和1之间，其中式（I），（II），（III ）和（IV）：Z表示-CH（CH 3）-O-R 2基团，其中R 2表示具有1至30个碳原子的脂族烃基，y表示大于0且小于或等于10的十进制数 至3x + 1; x表示1到5之间的十进制数; n为1〜30的整数; R1表示氢原子或甲基; G表示糖类的残基; RA和RB彼此独立地表示具有1至30个碳原子的饱和或不饱和的直链或支链烃基。
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