نتایج جستجو برای: cotton fibers
تعداد نتایج: 90817 فیلتر نتایج به سال:
The persistence of Salmonella typhimurium (V-31) on wool blanket, wool gabardine, cotton sheeting, cotton knit jersey, cotton terry cloth, and cotton wash-and-wear fabrics was studied. Three methods of exposure were employed to contaminate the fabrics: direct contact, aerosol, and a lyophilized mixture of bacteria and dust having a high content of textile fibers. After contamination, the fabric...
برداشتن گامی موثر در جهت پیشرفت صنعت نساجی، تحقیق و بررسی در زمینه انسجام تکمیلهای خاص را ضروری می سازد. از آنجا که تا کنون اثر سفیدکنندگی پتاسیم پرمنگنات به عنوان یک اکسنده قوی بر روی پارچه ی پنبه ای خام بررسی نشده است این مهم هدف اصلی تدوین رساله مزبور میباشد. به این منظور تاثیرات ناشی از افزایش غلظت پتاسیم پرمنگنات و اگزالیک اسید، دما و زمان عمل سفیدگری بر روی خواص فیزیکی و شیمیایی کالای پنب...
Waste hemp and flax fibers, cotton cotton/polyester yarns, available in large quantities from the textile industry, were used as cheap effective sorbents for removal of methylene blue wastewater. fibers yarns characterized by scanning electron microscopy, Fourier transform infrared spectroscopy, iodine sorption, water retention, point zero charge, well through determination crystallinity index ...
Recent developments in cellulose wound dressings targeted to different stages of wound healing have been based on structural and charge modifications that function to modulate events in the complex inflammatory and hemostatic phases of wound healing. Hemostasis and inflammation comprise two overlapping but distinct phases of wound healing wherein different dressing material properties are requi...
Abstract Electronic fibers/textiles have great potential for applications in smart wearables due to their excellent flexibility, air permeability, and wearing comfort. However, it is still challenging produce reliable electronic textiles at low cost a large scale. Herein, we report spraying‐spinning process fabricating yarns with stability durability. Cotton sliver, which the raw material spinn...
Coherent anti-Stokes Raman scattering (CARS) microscopy is combined with spontaneous Raman scattering microspectroscopy and second harmonic generation (SHG) microscopy to interrogate the molecular alignment in dry and hydrated cellulose fibers. Two types of cellulose were investigated: natural cellulose I in cotton fibers and regenerated cellulose II in rayon fibers. On the basis of the orienta...
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