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    • 33. 发明授权
    • Foam inhibitor mixture
    • 泡沫抑制剂混合物
    • US4797222A
    • 1989-01-10
    • US039050
    • 1987-04-16
    • Rainer HoeferKarl H. SchmidAdolf AsbeckUwe Held
    • Rainer HoeferKarl H. SchmidAdolf AsbeckUwe Held
    • B01D19/04C08G65/26C08G65/28C08G65/32C08G65/34C11D3/37C11D1/72
    • B01D19/04B01D19/0404C08G65/2609C11D3/0026C11D3/3707Y10S516/92
    • A foam inhibitor mixture of compounds corresponding to the following formulae: ##STR1## in which R represents a glycerol residue, trimethylol ethane residue, trimethylol propane residue or a polyglycerol residue having a degree of polymerization x of from 2 to 6 and the indices y=(x-z+2), z=(x-y+2), a=1 to 15, b=50 to 250, c=1 to 15, d=50 to 250 and e=1 to 15, with the proviso that the sums (a+c+e)=2 to 20, (b+d)=50 to 250 and (c+e)=1 to 15 and y has a value of at least 1; R.sup.1 represents a straight-chain or branched-chain alkyl or alkenyl radical containing from 8 to 20 C-atoms or an aromatic alkyl radical containing from 12 to 20 C-atoms, R.sup.2 represents an alkyl radical containing from 3 to 8 C-atoms and n is a number of from 4 to 30. The mixture preferably contains from 99 to 70% by weight of the block polymer (I) and from 1 to 30% by weight of the emulsifier (II).
    • 对应于下式的化合物的泡沫抑制剂混合物:其中R表示甘油残基,三羟甲基乙烷残基,三羟甲基丙烷残基或具有聚合度的聚甘油残基的化合物(I)R1O(CH2CH2O)nR2(II) x为2〜6,y =(x-z + 2),z =(x-y + 2),a = 1〜15,b = 50〜250,c = 1〜15,d = 50 至250和e = 1至15,条件是(a + c + e)= 2至20,(b + d)= 50至250和(c + e)= 1至15,y具有 值至少为1; R1表示含有8〜20个碳原子的直链或支链烷基或烯基或含有12〜20个碳原子的芳香族烷基,R2表示含有3〜8个碳原子的烷基, n为4至30的数。混合物优选含有99至70重量%的嵌段聚合物(I)和1至30重量%的乳化剂(II)。
    • 40. 发明授权
    • Pourable liquid surfactant concentrate
    • 可浇注液体表面活性剂浓缩物
    • US5346973A
    • 1994-09-13
    • US927626
    • 1992-10-28
    • Dieter FeustelUwe HeldRainer HoeferThomas Engels
    • Dieter FeustelUwe HeldRainer HoeferThomas Engels
    • B01F17/00B01F17/42C08F2/00C08F2/24C08F2/30C08G65/28C08K5/06C08L71/02C11D1/825
    • B01F17/0092
    • A pourable aqueous liquid surfactant concentrate containing from about 50 to about 90% by weight of a surfactant mixture comprising:A) from about 10 to about 90% by weight of at least one compound of the formulaR.sup.1 --O--(CH.sub.2 --CH.sub.2 O).sub.n --H (I) in which R.sup.1 is a saturated or unsaturated hydrocarbon radical of a primary C.sub.8-22 alcohol attached by carbon and n is a number of from 10 to 60; and B) from about 90 to about 10% by weight of at least one compound of the formula ##STR1## in which R.sup.2 is a saturated or unsaturated C.sub.6-14 radical attached by carbon, and p and q are each a number of from 0 to 25, the sum of p and q being a number from of 5 to 25.The invention also relates to a process for the preparation of the above surfactant concentrate and to the use of the concentrate in emulsion polymerization reactions.
    • PCT No.PCT / EP91 / 00310 Sec。 371日期:1992年10月28日 102(e)日期1992年10月28日PCT 1991年2月19日PCT PCT。 出版物WO91 / 日本1991年9月5日。一种可倾倒的含水液体表面活性剂浓缩物,其含有约50至约90重量%的表面活性剂混合物,其包含:A)约10至约90重量%的至少一种式R1- O-(CH 2 -CH 2 O)n H(I)其中R 1是由碳连接的伯C 22-22醇的饱和或不饱和烃基,n是10至60的数; 和B)约90至约10重量%的至少一种式(II)化合物,其中R2是由碳连接的饱和或不饱和的C6-14自由基,p和q各自为数 为0至25,p和q的总和为5至25的数。本发明还涉及制备上述表面活性剂浓缩物的方法以及浓缩物在乳液聚合反应中的用途。