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    • 2. 发明申请
    • AN ANTI-MICROBIAL FABRIC IMPREGNATED WITH THE CONJUGATE OF SILVER NANO PARTICLES AND ALOE VERA COLLOIDAL SOLUTION AND A METHOD OF PRODUCING SAME
    • 用纳米银颗粒和芦荟胶体溶液共轭物浸渍的抗微生物织物及其生产方法
    • WO2018011822A1
    • 2018-01-18
    • PCT/IN2017/050279
    • 2017-07-07
    • SHRI A.P.D. JAIN PATHASHALA (TRUST)
    • SHARON, MadhuriPHADKE, Chinmay
    • D06M15/00
    • D06M23/08A01N59/16D06M16/00D06M2101/06D06M2101/12D06M2101/32A01N25/04A01N25/24A01N25/26A01N25/34
    • The invention relates to an anti-microbial fabric impregnated with a conjugate of silver nano particles and Aloe vera (AgNP+Aloe) colloidal solution having anti-microbial property and size of 15-20nm made by synthesizing 2.5 mL of 30% ammonia solution was added to 5 mL of 10-2 M AgNO3 solution followed by addition of 5 Ml of the Aloe vera extract and a method of producing antimicrobial silver nano-particle and Aloe vera conjugated multi-purpose nano-fabric. The said method comprises steps of: a) preparation of Aloe vera gel extract and preparing required dilution with pure water; b) addition of silver nitrate stock to gel extract of step (a) for synthesis of silver nano particles (SNP); c) visual observation of color change to confirm completion of reaction in step (b); d) selecting desired shape of spherical monodispersed colloidal SNP-aloe having more active facets (electron dense facets) and strongest biocidal action and size of silver nanoparticles ranges from 20 – 40 nm. e) making visual, spectrophotometric & XRD characterization of synthesized SNP- aloe for synthesis of silver nanoparticles confirmed by its yellow colour formation; f) confirming the formation of silver nanoparticles by UV-Vis spectrophotometric characterization of SNP- aloe; g) coating SNP- aloe on desired fabric such as fabrics coated are cotton (a plant derived fabric), silk (an animal fabric) and polyester (a synthetic fabric).
    • 本发明涉及用银纳米粒子和芦荟(AgNP +芦荟)胶体溶液的缀合物浸渍的抗微生物织物,所述胶体溶液具有抗微生物性质和尺寸为15-20nm,通过合成2.5 mL的30%氨溶液加入到5mL的10-2M AgNO 3溶液中,然后加入5ml芦荟提取物和生产抗微生物银纳米颗粒的方法, 芦荟凝胶多用途纳米织物。 所述方法包括以下步骤:a)制备芦荟凝胶提取物并用纯水制备所需的稀释液; b)将硝酸银原料加入步骤(a)的凝胶提取物中以合成银纳米颗粒(SNP); c)目测观察颜色变化以确认步骤(b)中的反应完成; d)选择具有更多活性小平面(电子密度小平面)和最强的杀生物作用和银纳米粒子尺寸的球形单分散胶态SNP-芦荟的期望形状为20-40nm。 e)制作视觉,分光光度& 合成SNP-芦荟的合成银纳米粒子的XRD表征通过其黄色形成证实; f)通过UV-Vis分光光度法表征SNP-芦荟确认银纳米颗粒的形成; g)在期望的织物上涂布SNP-芦荟,例如涂布的织物是棉(植物衍生的织物),丝(动物织物)和聚酯(合成织物)。