Historical formulations of lake pigments and dyes derived from lac: A study of compositional variability
Sign Up to like & getrecommendations! Published in 2019 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2019.107579
Abstract: Abstract “Lac” is a term referring to a pink-red-purple organic colourant derived from an insect and used as a lake pigment or a dye. Although historical sources indicate extensive usage, findings in historical samples remain… read more here.
Keywords: shellac components; compositional variability; pigment; lake pigments ... See more keywords
New Insights into the Structure and Degradation of Alizarin Lake Pigments: Input of the Surface Study Approach
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DOI: 10.1021/acs.jpcc.0c00746
Abstract: Alizarin (Az) lake is a typical example of madder lake pigments that are widely used in cultural heritages. Previous work focused on the complex formation in solution, theoretical models and crysta... read more here.
Keywords: lake pigments; insights structure; structure degradation; alizarin lake ... See more keywords
Aluminium and calcium lake pigments of Lac natural dye
Sign Up to like & getrecommendations! Published in 2020 at "Brazilian Journal of Pharmaceutical Sciences"
DOI: 10.1590/s2175-97902019000418140
Abstract: This work presents the physicochemical properties of the prepared lac lakes. The study revealed the stability, cytotoxicity and use of lac lake pigment as a cosmetic colorant. SEM, XRD and DSC were used to study… read more here.
Keywords: lake pigments; lac lakes; dye; lac dye ... See more keywords
Structure and Stability Characterization of Natural Lake Pigments Made from Plant Extracts and Their Potential Application in Polymer Composites for Packaging Materials
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15134608
Abstract: Natural dyes were extracted from various plant sources and converted into lake pigments based on aluminum and tin. Three different plants (weld, Persian berries, and Brazilwood) were chosen as representative sources of natural dyes. High-performance… read more here.
Keywords: natural lake; lake pigments; plant extracts; natural dyes ... See more keywords