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    • 6. 发明授权
    • Washing agent compositions and washing assistant composition containing
phosphonopolycarboxylate sequestering agents
    • 洗涤剂组合物和含有膦多羧酸盐螯合剂的洗涤助剂组合物
    • US3965024A
    • 1976-06-22
    • US417891
    • 1973-11-21
    • Edmund SchmadelGunter JakobiKarl-Heinz WormsHelmut Blum
    • Edmund SchmadelGunter JakobiKarl-Heinz WormsHelmut Blum
    • C07F9/38C07F9/40C11D3/00C11D3/36C11D3/395
    • C11D3/365
    • Washing agent compositions and washing assistant compositions containing from 0.5% to 70% by weight of a phosphonopolycarboxylate having the formula ##EQU1## WHEREIN Me is H, alkali metal, or H.NR.sub.3, R.sub.1 is H or CH.sub.3, R.sub.2 is H, alkyl having 1 to 4 carbon atoms or --CH.sub.2 --CHR--COOMe, R.sub.3 is H, alkyl or alkylol having 1 to 6 carbon atoms, and X is a direct bond or the groups ##EQU2## from 0 to 96.5% of other sequestering and non-sequestering, preferably phosphorus-free builders, and from 3% to 45% by weight of at least one surface-active compound of an anionic or non-ionic nature, whereby a 1% aqueous solution thereof has a pH of between 6 and 11.5. Preferably said phosphonopolycarboxylate sequestering agents are present as water-soluble salts capable of complex formation with alkaline earth metal ions. The invention also resides in the process of sequestering alkaline earth metal ions using aqueous solutions of the washing agent composition.
    • 洗涤剂组合物和洗涤助剂组合物,其含有0.5重量%至70重量%的具有式COOMeCOOMe O || PARALLEL CH --- C-X-P-OMe || R1R2OMe的膦酸多羧酸酯,其中Me为H,碱 金属或H.NR 3,R 1为H或CH 3,R 2为H,具有1至4个碳原子的烷基或-CH 2 -CHR-COOMe,R 3为H,具有1至6个碳原子的烷基或烷醇,X为 直接键或基团COOMe COOMe OMe | | | -C-CH2-,-C-或O = P-OMe,| | | H R1 -C- | R1从0到96.5%的其他螯合和非螯合, 优选无磷助洗剂,和3重量%至45重量%的至少一种阴离子或非离子性表面活性化合物,其中1%的水溶液的pH为6至11.5。 优选地,所述膦酸多羧酸盐螯合剂作为能够与碱土金属离子复合形成的水溶性盐存在。 本发明还在于使用洗涤剂组合物的水溶液螯合碱土金属离子的过程。
    • 10. 发明授权
    • Powdery antifoaming compositions for aqueous systems, their preparation
and use
    • 用于水系统的粉末消泡组合物,其制备和用途
    • US4421666A
    • 1983-12-20
    • US357574
    • 1982-03-12
    • Hans-Ulrich HempelEdmund Schmadel
    • Hans-Ulrich HempelEdmund Schmadel
    • B01D19/04C11D3/00C11D3/12
    • C11D3/0026B01D19/04B01D19/0404
    • A free-flowing, substantially silicone-free, powdery antifoaming composition for use in aqueous systems comprised of:(a) a liquid homogeneous mixture of a branched-chain primary C.sub.16 -C.sub.30 alcohol and hydrophobic-reacting colloidal silicic acid with a ratio by weight of alcohol:silicic acid of 100:2 to 100:20, as obtained by heating to 100.degree. to 240.degree. C. with agitation for a time sufficient to obtain a homogeneous mixture,(b) a water-insoluble wax in a ratio by weight of (a):(b) of from 3:1 to 1:3, and(c) a water-soluble powdered carrier where the components (a) and (b) are present on the carrier in homogeneous distribution, the powdered carrier being present in such an amount that a free-flowing product results.The primary alcohol of component (a) is preferably a Guerbet alcohol of the formula: ##STR1## A natural or synthetic paraffin wax or mixture of waxes with a congealing point in the range of 40.degree. to 120.degree. C. is used preferably as the wax (b). The carrier (c) is a salt that is compatible with the aqueous system, especially an alkali metal salt from the group of the phosphates, the polymeric phosphates, the borates, carbonates, silicates, sulfates or their mixtures, preferably sodium tripolyphosphate. The product is prepared by mixing the liquid alcohol/silicic acid mixture (a) with the wax (b) and the carrier (c) at temperatures above the congealing point of the wax, cooling of the homogeneous mixture to room temperature with continued mixing and crushing into a free-flowing powder. The antifoaming agent is preferably used in washing and cleaning products in amounts from 0.15% to 15% by weight.
    • 一种用于水性体系的自由流动的,基本上无硅氧烷的粉末状消泡组合物,其包含:(a)支链原C16-C30醇和疏水反应胶体硅酸的液体均匀混合物,其重量比 的醇:100:1至100:20的硅酸,通过在搅拌下加热至100至240℃获得均匀混合物的时间获得,(b)水不溶性蜡的比例为 (a)(b)的重量为3:1至1:3,和(c)组分(a)和(b)以均匀分布存在于载体上的水溶性粉末载体,粉末状 载体以使得产生自由流动的产物的量存在。 组分(a)的伯醇优选是下式的格尔伯特醇:其中R = C 4 -C 16烷基。 优选使用天然或合成石蜡或蜡与硬化点在40至120℃范围内的混合物作为蜡(b)。 载体(c)是与水系统相容的盐,特别是来自磷酸盐,聚合磷酸盐,硼酸盐,碳酸盐,硅酸盐,硫酸盐或其混合物,优选三聚磷酸钠的碱金属盐。 通过在高于蜡凝结点的温度下将液体醇/硅酸混合物(a)与蜡(b)和载体(c)混合制备产物,将均匀混合物冷却至室温,继续混合, 粉碎成自由流动的粉末。 消泡剂优选以0.15重量%至15重量%的量洗涤和清洁产品。