Results 21 to 30 of about 70,637 (246)

Biotechnological advances for improving natural pigment production: a state-of-the-art review

open access: yesBioresources and Bioprocessing, 2022
In current years, natural pigments are facing a fast-growing global market due to the increase of people’s awareness of health and the discovery of novel pharmacological effects of various natural pigments, e.g., carotenoids, flavonoids, and curcuminoids.
Xiaomei Lyu   +5 more
doaj   +1 more source

Chemistry and Technology of Natural and Synthetic Dyes and Pigments [PDF]

open access: yes, 2020
This book on ‘Chemistry and Technology of Natural and Synthetic Dyes and Pigments’ is a priority publication by IntechOpen publisher and it relates to sustainable approaches towards green chemical processing of textiles, specifically on dyeing with ...

core   +1 more source

Fungal Pigments: Carotenoids, Riboflavin, and Polyketides with Diverse Applications

open access: yesJournal of Fungi, 2023
Natural pigments and colorants have seen a substantial increase in use over the last few decades due to their eco-friendly and safe properties. Currently, customer preferences for more natural products are driving the substitution of natural pigments for
Maria Afroz Toma   +5 more
doaj   +1 more source

Fungal Pigments and Their Prospects in Different Industries

open access: yesMicroorganisms, 2019
The public’s demand for natural, eco-friendly, and safe pigments is significantly increasing in the current era. Natural pigments, especially fungal pigments, are receiving more attention and seem to be in high demand worldwide.
Ajay C. Lagashetti   +3 more
doaj   +1 more source

Identification by RP-HPLC-DAD, FTIR, TGA and FESEM-EDAX of natural pigments prepared from Datisca cannabina L

open access: yes, 2012
In this study, natural pigments from the hemp (Datisca cannabina L) dye plant were prepared by using KAI(SO4)(2)center dot 12H(2)O (alum), FeSO4 center dot 7H(2)O and SnCl2 center dot 2H(2)O mordants.
ÇAKMAKÇI, EMRAH
core   +2 more sources

Fungal Pigments: Their Diversity, Chemistry, Food and Non-Food Applications

open access: yesApplied Microbiology, 2023
Colorants have many applications in food, cosmetics, pharmaceutics, textile, paints, plastics, paper, ink and photographic industries. Colorants are classified according to their solubility into dyes and pigments.
Waill Elkhateeb, Ghoson Daba
doaj   +1 more source

Natural pigments in painting [PDF]

open access: yes, 2021
The aim of our research was to investigate the suitability of natural materials and their applicability in the production of painting paints; to make painting powder and binding with natural binders in order to achieve the least possible interference ...
Gorjanc, Uršula
core  

Quality Comparison of Pepper Oleoresins from Different Geographical Origins by Multi-instrumental Analysis Combined with Chemometrics [PDF]

open access: yesShipin Kexue, 2023
Objective: To establish chemical fingerprints of pepper oleoresins from different geographical origins and comprehensively analyze and compare their quality characteristics.
LI Tong, WANG Yuhang, WANG Xianghong, ZHANG Yuhan, MI Si
doaj   +1 more source

Synthesis of Dioxo-Dioxane and Dioxo-Dioxepane Ethyl Oleate Derivatives as Bio-Lubricant Base Stocks

open access: yesIndonesian Journal of Chemistry, 2020
In this study, two novel compounds, i.e., ethyl 8-(3-octyl-5,6-dioxo-1,4-dioxan-2-yl)octanoate and ethyl 8-(3-octyl-5,7-dioxo-1,4-dioxepan-2-yl)octanoate were prepared from oleic acid as the starting material.
Tutik Dwi Wahyuningsih   +1 more
doaj   +1 more source

Natural or synthetic? Simultaneous Raman/luminescence hyperspectral microimaging for the fast distinction of ultramarine pigments

open access: yes, 2020
Genuine ultramarine has been one of the most precious blue pigments employed since ancient times. It used to be obtained by crushing and grinding the lapis lazuli rock and selectively extracting the blue mineral lazurite. Since 1828, when it was produced
González-Cabrera, María   +3 more
core   +1 more source

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