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    • 8. 发明授权
    • Stabilized built liquid detergent composition containing enzyme
    • 含酶稳定的液体洗涤剂组合物
    • US4900475A
    • 1990-02-13
    • US257182
    • 1988-10-13
    • Pallassanna RamachandranJan E. Shulman
    • Pallassanna RamachandranJan E. Shulman
    • C11D3/386
    • C11D3/38663
    • A stabilized enzyme-containing liquid detergent is provided comprising(a) from about 5 to 20%, by weight, of one or more surface active detergent compounds selected from the group consisting of anionic, nonionic and amphoteric detergent compounds;(b) from about 5 to 30%, by weight, of one or more builder salts selected from the group consisting of alkali metal tripolyphosphates, alkali metal carbonates, alkali metal nitrilotriacetates and polyacetal carboxylates;(c) an effective amount of an enzyme or an enzyme mixture selected from the group consisting of alkaline protease enzymes and alpha-amylase enzymes;(d) an enzyme-stabilizing system containing, based on the weight of the detergent composition, (i) from about 1% to 10% glycerine; (ii) from about 1 to 8% of a boron compound selected from the group consisting of boric acid, boric oxide and alkali metal borates; and (iii) from about 0.5 to 8% of a carboxylic acid compound selected from the group consisting of mono, di and/or polycarboxylic acids having 2 to 8 carbon atoms other than acetic and propionic acids and water-soluble salts thereof; and(e) the balance comprising water
    • 提供了一种稳定的含酶液体洗涤剂,其包含(a)约5至20重量%的一种或多种选自阴离子,非离子和两性洗涤剂化合物的表面活性洗涤剂化合物; (b)约5至30重量%的一种或多种选自碱金属三聚磷酸盐,碱金属碳酸盐,碱金属次氮基三乙酸盐和聚缩醛羧酸盐的助洗剂盐; (c)有效量的选自碱性蛋白酶和α-淀粉酶的酶或酶混合物; (d)一种酶稳定系统,其包含基于洗涤剂组合物的重量,(i)约1%至10%的甘油; (ii)约1〜8%的硼化合物,选自硼酸,氧化硼和碱金属硼酸盐; 和(iii)约0.5至8%的选自除乙酸和丙酸以外的具有2至8个碳原子的单,二和/或多元羧酸及其水溶性盐的羧酸化合物; 和(e)余量包括水