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    • 2. 发明授权
    • Particulate fabric softening and detergent compositions
    • 颗粒织物软化和洗涤剂组合物
    • US5332513A
    • 1994-07-26
    • US884499
    • 1992-05-15
    • Jan R. P. DomsMarcel J. E. G. GillisPierre M. LambertPaul A. HecklesEduardo E. Puentes-BravoAnita Hermosilla MJean-Paul M. H. F. GrandmaireViviane E. A. Tack
    • Jan R. P. DomsMarcel J. E. G. GillisPierre M. LambertPaul A. HecklesEduardo E. Puentes-BravoAnita Hermosilla MJean-Paul M. H. F. GrandmaireViviane E. A. Tack
    • C11D1/72C11D1/74C11D3/00C11D3/12C11D3/20C11D17/04D06M10/08
    • C11D17/047C11D1/72C11D1/74C11D3/001C11D3/126C11D3/2093
    • A particulate fabric softening composition and a particulate fabric softening detergent composition are described, both of which include bentonite powder agglomerated into larger particulate bead or granule form with a normally solid co-melt of a pentaerythritol compound (PEC), such as pentaerythritol ditallowate (PEDT), and a nonionic surfactant, such as a condensation product of a mole of a C.sub.12-15 fatty alcohol with seven moles of ethylene oxide. The fabric softening composition described may be added to wash (or rinse water) but preferably is incorporated in a particulate built synthetic organic anionic and/or nonionic detergent composition to produce a fabric softening detergent composition. The invented detergent compositions are especially suitable for washing laundry in "cold" water, such as water at 40.degree. C. or thereabout, in which the nonionic surfactant increases the dispersibility of the PEC, improves fabric softening activity thereof, in conjunction with the bentonite, and also prevents excessive whitening or chalking of dark colored laundry by the particulate fabric softening composition. These improved results have been attributed to the nonionic surfactant lowering the co-melt's melting point to about 40.degree. C. or lower, at which temperature the softening composition disperses satisfactorily in the wash water. Additional advantages of the invention are a bonus effect of the nonionic surfactant in increasing detergency of the detergent composition and wash water, and in allowing a decrease in PEC content of the softening and detergent compositions without loss of softening effect.
    • 描述了颗粒织物软化组合物和颗粒织物软化洗涤剂组合物,它们都包括通过季戊四醇化合物(PEC)例如季戊四醇二桐油(PEDT)的通常固体共熔融物凝聚成较大颗粒珠粒或颗粒形式的膨润土粉末 )和非离子表面活性剂,例如摩尔C 12-15脂肪醇与7摩尔环氧乙烷的缩合产物。 可以加入所述的织物软化组合物以洗涤(或冲洗水),但优选加入颗粒状的合成有机阴离子和/或非离子洗涤剂组合物中以制备织物软化洗涤剂组合物。 本发明的洗涤剂组合物特别适用于在“冷”水中洗涤衣物,例如40℃或其附近的水,其中非离子表面活性剂增加PEC的分散性,改善织物软化活性,与膨润土 ,并且还防止由微粒织物软化组合物过度漂白或粉化深色衣物。 这些改进的结果归因于非离子表面活性剂将共熔体的熔点降低至约40℃或更低,在该温度下,软化组合物令人满意地分散在洗涤水中。 本发明的另外的优点是非离子表面活性剂在增加洗涤剂组合物的洗涤性和洗涤水中以及允许软化和洗涤剂组合物的PEC含量的降低而不损失软化效果的附加效果。