نتایج جستجو برای: nylon textile

تعداد نتایج: 17127  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1378

اهمیت روز افزون ترموپلاستیک nylon - 66 بدلیل کاربردهای گوناگون آن در صنایع پلیمری مختلف همچون الیاف مورد استفاده در تایرسازی، نساجی، پوشاک ، فرش و قطعات مهندسی می باشد. متاسفانه نایلون 66 در ایران تولید نشده است و تماما وارداتی است . تلاش به منظور تولید صنعتی این پلیمر مهندسی در ایران کاملا توجیه اقتصادی دارد. در این پژوه سینتیک پلیمریزاسیون نایلون 66 مفصلا مطالعه است ، و با حل معادلات دیفرانسی...

Journal: :ACS applied materials & interfaces 2012
Fatma Kayaci Cagla Ozgit-Akgun Inci Donmez Necmi Biyikli Tamer Uyar

Polymer-inorganic core-shell nanofibers were produced by two-step approach; electrospinning and atomic layer deposition (ALD). First, nylon 6,6 (polymeric core) nanofibers were obtained by electrospinning, and then zinc oxide (ZnO) (inorganic shell) with precise thickness control was deposited onto electrospun nylon 6,6 nanofibers using ALD technique. The bead-free and uniform nylon 6,6 nanofib...

Journal: :Digital journal of ophthalmology : DJO 2011
Ralph Kyrillos Mona Harissi-Dagher

Toxic reaction to nylon following uncomplicated cataract surgery and vitrectomy has been documented in the literature. We report the case of an aniridic patient with a known adverse reaction to nylon in whom Prolene suture was used in Boston Keratoprosthesis type 1 (KPro) surgery. During follow-up the cornea was checked for signs of inflammation and toxic reaction; at last follow-up (18 months)...

Journal: :Bioresource technology 2010
Hongzhi Liu Fei Yao Yanjun Xu Qinglin Wu

A novel wood flour (WF)-filled composite based on the microfibrillar high-density polyethylene (HDPE) and Nylon-6 co-blend, in which both in situ formed Nylon-6 microfibrils and WF acted as reinforcing elements, was successfully developed using a two-step extrusion method. At the 30wt.% WF loading level, WF-filled composite based on the microfibrillized HDPE/Nylon-6 blend exhibited higher stren...

2016
Chunhui Xiang Margaret W. Frey

Tensile strength, Young's modulus, and toughness of electrospun nylon 6 non-woven fiber mats were improved by increasing individual nanofiber strength and fiber-fiber load sharing. Single-walled carbon nanotubes (CNTs) were used as reinforcement to increase the strength of the electrospun nylon 6 nanofibers. Young's modulus, tensile strength, and toughness of the nylon 6 non-woven fiber mats el...

2009
Khalid Saeed Soo-Young Park Sajjad Haider Jong-Beom Baek

Multiwalled carbon nanotube/nylon-6 nanocomposites (MWNT/nylon-6) were prepared by in situ polymerization, whereby functionalized MWNTs (F-MWNTs) and pristine MWNTs (P-MWNTs) were used as reinforcing materials. The F-MWNTs were functionalized by Friedel-Crafts acylation, which introduced aromatic amine (COC(6)H(4)-NH(2)) groups onto the side wall. Scanning electron microscopy (SEM) images obtai...

Journal: :The Journal of Experimental Medicine 1978
N Minato Y Katsura

The functional role of the T cell (Tv) which can replicate vesicular stomatitis virus (VSV) on activation by the antigen was investigated in antibody response in vitro. By the inoculation of VSV into the culture, marked augmentation of antibody response to sheep erythrocytes (SRBC) was observed in the culture of spleen cells taken more than 3 days after the immunization with SRBC, suggesting th...

Journal: :Aerosol science and technology : the journal of the American Association for Aerosol Research 2016
Levi W D Mines Jae Hong Park Imali A Mudunkotuwa T Renée Anthony Vicki H Grassian Thomas M Peters

Porous polyurethane foam was evaluated to replace the eight nylon meshes used as a substrate to collect nanoparticles in the Nanoparticle Respiratory Deposition (NRD) sampler. Cylindrical (25-mm diameter by 40-mm deep) foam with 110 pores per inch was housed in a 25-mm-diameter conductive polypropylene cassette cowl compatible with the NRD sampler. Pristine foam and nylon meshes were evaluated ...

2009
Neeta L. Lala Velmurugan Thavasi Seeram Ramakrishna

We have prepared electrospun Nylon-6 nanofibers via electrospinning, and adsorbed multi-walled carbon nanotubes (MWCNTs) onto the surface of Nylon-6 fibers using Triton(®) X-100 to form a MWCNTs/Nylon-6 nanofiber composite. The dispersed MWCNTs have been found to be stable in hexafluoroisopropanol for several months without precipitation. A MWCNTs/Nylon-6 nanofiber composite based chemical sens...

Journal: :Coatings 2022

Novel heterostructures based on ferrocenium hexafluorophosphate (FcPF6), 2,6-dihydroxyanthraquinone (DHAQ) or 2,6-diaminoanthraquinone (DAAQ), zinc phthalocyanine (ZnPc) and nylon 11 were deposited by the high-vacuum thermal evaporation (HVTE) technique. Morphological mechanical characterizations of these organic FcPF6:DHAQ/nylon(ZnPc) FcPF6:DAAQ/nylon(ZnPc) carried out. Subsequently, correspon...

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