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    • 1. 发明授权
    • pH-controlled release of detergent components
    • 洗涤剂组分的pH控制释放
    • US06225276B1
    • 2001-05-01
    • US09367091
    • 1999-08-06
    • Thomas GassenmeierJuergen MillhoffThomas Mueller-Kirschbaum
    • Thomas GassenmeierJuergen MillhoffThomas Mueller-Kirschbaum
    • C11D3395
    • C11D3/3935C11D3/0047C11D3/3907C11D3/3942C11D11/0017C11D17/0039
    • A process for washing textiles is presented involving the delayed release of ingredients from a detergent composition. The process involves first dissolving the detergent in water resulting in a pH below pH 8, slowly dissolving the coating on a coated alkalizing agent to raise the pH to above pH to above pH 8.5, and above pH 8.5 the polymeric acid coating on a detergent ingredient dissolves, releasing the ingredient into the wash water. Also presented is a detergent composition for delayed bleaching of 1 to 40 percent by weight of a coated bleaching agent having a coating which dissolves slowly in water irrespective of the pH value, 0.5 to 15 percent by weight of a bleach activator coated with a polymeric acid, and 0.1 to 40 percent by weight of an acidifying agent. The process results in a delayed release of bleaching in the wash cycle.
    • 提出了一种用于洗涤织物的方法,涉及从洗涤剂组合物中延迟释放成分。 该方法包括首先将洗涤剂溶解在水中,使pH低于pH8,缓慢地将涂层溶解在包衣的碱化剂上,使pH高于pH8.5,高于pH8.5,洗涤剂成分上的聚合酸涂层 溶解,将成分释放到洗涤水中。 还提出了一种洗涤剂组合物,用于延迟漂白1至40重量%的涂层漂白剂,其具有在pH值范围内缓慢溶解在水中的涂层,0.5至15重量%的涂覆有聚合酸的漂白活化剂 ,和0.1〜40重量%的酸化剂。 该过程导致漂洗在洗涤循环中的延迟释放。
    • 8. 发明授权
    • Process and device for washing
    • 洗涤方法和装置
    • US5404606A
    • 1995-04-11
    • US133207
    • 1993-12-13
    • Thomas Mueller-KirschbaumEduard SmuldersWolfgang Hoefer
    • Thomas Mueller-KirschbaumEduard SmuldersWolfgang Hoefer
    • B08B3/10D06F33/02D06F39/00D06F39/02G01N13/02
    • D06F39/004G01N13/02G01N2013/0275Y02B40/56
    • The invention concerns a process for washing fibrous materials, skins, textile materials or the like using an aqueous, surfactant containing washing liquid obtained by adding washing agents to water. The minimal dispensed amounts as determined in subsequent washing tests are always obtained automatically, without the cleaning power and the cleaning efficiency being reduced to unacceptable levels. To this end, the surface tension of the washing liquid is measured during the washing process using a tensiometer. The actual washing agent concentration is derived from these measured values and an initial concentration is derived from the quantity of washing agent added. The detergency is calculated from this initial concentration. The addition of a washing agent is discontinued when no further increase occurs in the detergency. The invention also concerns a device for carrying out the process. The device has capillaries connected to constant gas flow sources and immersed to the same depth in the washing liquid. The capillaries are connected to a device for determining the pressure or the frequency of pressure variations which controls a dispensing unit via an evaluation unit.
    • PCT No.PCT / EP92 / 00785 Sec。 371日期:1993年12月13日 102(e)日期1993年12月13日PCT提交1992年4月7日PCT公布。 公开号WO92 / 18680 PCT 日本1992年10月29日。本发明涉及使用通过向水中添加洗涤剂而获得的含水洗涤液的表面活性剂洗涤纤维材料,表皮,纺织材料等的方法。 在随后的洗涤测试中确定的最小分配量总是自动获得,而清洁能力和清洁效率降低到不可接受的水平。 为此,使用张力计在洗涤过程中测量洗涤液的表面张力。 实际洗涤剂浓度来源于这些测定值,初始浓度来源于加入的洗涤剂的量。 洗涤力由该初始浓度计算。 当洗涤剂没有进一步增加时,停止加入洗涤剂。 本发明还涉及用于执行该过程的装置。 该装置具有连接到恒定气体流动源并且浸入洗涤液体中相同深度的毛细管。 毛细管连接到用于确定通过评估单元控制分配单元的压力变化的压力或频率的装置。