Results 21 to 30 of about 81,033 (260)

Overview on natural dyes and their IR-spectra – Part I: Plant based dyes with naphthoquinone and anthraquinone structure

Communications in Development and Assembling of Textile Products
This is the first paper of a series of review articles reporting on natural dyes, their origin and infrared spectra (IR spectra). One aim of this review series is to compare IR spectra of natural dyes from different origin and discuss if this ...
Boris Mahltig
doaj   +3 more sources

Natural Dyes Product Design Using Green Quality Function Deployment II Method To Support Batik Sustainable Production

E3S Web of Conferences, 2018
Using synthetic dyes causes bad impact on the environment. But using natural dyes has several problems such as fade, slight colour variations and takes longer time. In order to solve that problems, it is needed to develop instant natural dyes. This study
Ika Rinawati Dyah, Puspita Sari Diana, Pujotomo Darminto, Handayani Kasih Puji   +3 more
doaj   +1 more source

Indigofera: “Kini dan Nanti”

Bioedukasi: Jurnal Pendidikan Biologi, 2014
Indigofera tinctoria as one of natural blue  dyes that has been since the 4th century inIndonesia. The use of natural dyes in decline with synthetic dyes.
MUZAYYINAH MUZAYYINAH
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Enhancement stability and color fastness of natural dye: A review

Open Engineering, 2021
Consumer awareness of the adverse biological effects of synthetic dyes makes the demand for commercial foods and drinks with natural ingredients increase.
Harsito Catur, Prabowo Aditya Rio, Prasetyo Singgih Dwi, Arifin Zainal   +3 more
doaj   +1 more source

Preparation of Natural Plant Polyphenol Catechin Film for Structural Coloration of Silk Fabrics

Biomimetics
Traditional textile dyeing uses chemical pigments and dyes, which consumes a large amount of water and causes serious environmental pollution. Structural color is an essential means of achieving green dyeing of textiles, and thin-film interference is one
Shuaikang Yang, Desheng Sha, Yijiang Li, Meiqi Wang, Xiaowei Zhu, Xiangrong Wang, Guoqiang Chen, Yichen Li, Tieling Xing   +8 more
doaj   +1 more source

Textile dyeing by dyestuffs of natural origin [PDF]

Hemijska Industrija, 2006
The textile industry is one of the biggest industrial consumers of water especially dye houses which utilize synthetic dyes and other chemicals. Natural dyes are generally environmental friendly and have many advantages over synthetic dyes with respect ...
Šmelcerović Miodrag, Đorđević Dragan, Novaković Mile   +2 more
doaj   +1 more source

Ekstraksi dan Uji Stabilitas Zat Warna Alami dari Biji Buah Pinang (Areca catechu L.) sebagai Bahan Pengganti Pewarna Sintetik pada Produk Minuman

Kovalen: Jurnal Riset Kimia, 2021
Natural dyes are an alternative dye that is not toxic, environmentally, friendly and easily degraded. Therefore, optimizing the use of body coloring sources is carried out. One of the natural dyes released is tannin from betel nuts.
St Chadijah, Sari Ningsih, Ummi Zahra, Syarifah Rabiatul Adawiah, Iin Novianty   +4 more
doaj   +1 more source

Eco-friendly dyestuffs prepared with Curcuma Longa L. extracts and their antimicrobial activities

Green Technologies and Sustainability
In this study, wool, cotton, polyester fabrics and wood samples were dyed with Curcuma longa (turmeric) extracts using CuSO4, FeSO4 and AlK(SO4)2 mordants.
Hasan Çolak, Sercan Gümüştekin, Adem Önal, Oğuz Özbek, Necibe Canan Usta   +4 more
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Penggunaan zat warna alam untuk kulit non konvensional

Majalah Kulit, Karet, dan Plastik, 2006
The objective of this experiment was to apply the natural dyes for non conventional leather with mordant environmental friendly. This research used lizard skins, cobra skins and kakap fish skins from dried preservation; woods extract of secang, tegeran ...
Emiliana Kasmudjiastuti
doaj   +1 more source

Photoabsorption Enhancement in Synthetic-Natural Dye-Sensitized Solar Cells Using Bilayer TiO2 Deposition and Separated Sensitization

International Journal of Photoenergy, 2022
In this study, a new methodology is proposed for the cosensitization of dye-sensitized solar cells by synthetic and natural dyes to increase their optical absorption. Synthetic dyes are efficient but expensive.
Roohollah Nakhaei, Alireza Razeghizadeh, Pejman Shabani, Jabbar Ganji, Seyed Sajjad Tabatabaee   +4 more
doaj   +1 more source