Results 91 to 100 of about 93,632 (300)

Estabilidade à radiação UV em estamparia do corante natural de urucum adsorvido em argila caulim [PDF]

open access: yes, 2010
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Química, Florianópolis, 2010Os corantes naturais são comumente encontrados na fauna e na flora e sendo seguros por não serem ...
Dias, Munique
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The Revival of the Usage of Natural Fibers and Natural Dyes in Indonesian Textile [PDF]

open access: yes, 2009
Indonesia is known to possess abundant natural resources as well as a diverse textile tradition. Some examples of traditional textile materials are those made from indigenous natural fibers, such as silk, cotton, ramie, pineapple fibers, and banana frond
Widiawati, Dian
core   +2 more sources

Mimetic Core‐Sheath Silk Sutures with Superior‐Strength for Pain Management, Anti‐Infection and Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
ABSTRACT Sutures are crucial for tissue approximation and wound healing. Besides their strength limits requirement, they often fail to effectively address complications like infection and pain. Inspired by natural silk's “core‐sheath” structure, our suture features a wet‐spun core of n zinc‐fortified silk fibroin fibers (RSF‐Zn2+) after drawing with ...
Yi Peng   +11 more
wiley   +1 more source

Review: Sumber dan Pemanfaatan Zat Warna Alam untuk Keperluan Industri

open access: yesDinamika Kerajinan dan Batik: Majalah Ilmiah, 2016
ABSTRAKPada umumnya pewarna sintetis memiliki beberapa keunggulan antara lain; jenis warna beragam dengan rentang warna luas, ketersediaan terjamin, cerah, stabil, tidak mudah luntur, tahan terhadap berbagai kondisi lingkungan, daya mewarnai kuat, mudah ...
Titiek Pujilestari
doaj   +1 more source

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

Chitosan : An Eco-Friendly Mordant for Natural Dyes [PDF]

open access: yes, 2023
Presently the art of dyeing with natural dyes has gained momentum with the ban imposed on certain synthetic dyes. In search of eco-friendly processes for dyeing with natural dyes research has been focused on identification and standardization of natural ...
A. Poornima, R. Sujatha
core   +1 more source

Gellan Gum Fluid Gel System for Controlled‐Delivery of Cytokine‐Licensed MSC‐EVs to Enhance Corneal Repair in Limbal Stem Cell Deficiency

open access: yesAdvanced Healthcare Materials, EarlyView.
Gellan gum fluid gel (FG) enables controlled ocular delivery of mesenchymal stromal cell (MSC)‐derived extracellular vesicles (EV). Its shear‐thinning, solid‐liquid‐solid rheology ensures prolonged ocular retention. Sustained MSC‐EV release (∼18% in 6 hrs) supports effective EV ocular delivery.
Seyedmohammad Moosavizadeh   +7 more
wiley   +1 more source

LES COLORANTS NATURELS : UN SAVOIR-FAIRE ANCIEN POUR UN AVENIR DURABLE NATURAL DYES: AN ANCIENT KNOW-HOW FOR A SUSTAINABLE FUTURE

open access: yesScientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry
Natural dyes were widely used from Antiquity until the late 19th century to color textiles, cosmetics, and food. This human ingenuity in harnessing natural resources for coloring highlights a true fusion of science and art, encouraging an ...
VERONICA GRECU BALAN   +2 more
doaj   +1 more source

Biomimetic Vascular Scaffold with Seamless Electrospun Aligned Nanofiber Conduit and 3D‐Printed Coil Reinforcement

open access: yesAdvanced Healthcare Materials, EarlyView.
We introduce a new fabrication method that overcomes the current limitation of tubular gap electrospinning. We successfully fabricated a seamless hollow tube with fibers aligned along the longitudinal axis in diameters as small as 300 µm, and then reinforced it using 4‐axis 3D printing.
Seyed Aliakbar Hosseini Toopghara   +9 more
wiley   +1 more source

Development of analytical techniques for the study of natural yellow dyes in historic textiles [PDF]

open access: yes
Interest in all aspects of dyestuffs has grown considerably since an informal meeting of researchers twenty years ago developed into the annual meetings of Dyes in History and Archaeology, with the journal of the same name publishing a selection of ...
Quye, Anita   +5 more
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