Results 1 to 10 of about 548 (122)

Identifying a Unique Communication Mechanism of Thermochromic Liquid Crystal Printing Ink [PDF]

open access: yesCrystals, 2021
Thermochromic liquid crystal materials are commonly used in printing inks, opening up a wide range of possible applications. In order to ensure and control the most accurate application, the occurrence of the so-called colour play effect, i.e., the ...
Maja Strižić Jakovljević   +2 more
doaj   +5 more sources

On the isomeric purity of endcap molecules in cholesteric liquid crystal oligomers for near-infrared thermochromic coatings [PDF]

open access: yesLiquid Crystals
Structurally coloured responsive materials provide an interesting avenue for the development of autonomous temperature regulating window films. One interesting class of such thermochromic materials is cholesteric liquid crystals.
Johan Lub, Albertus P H J Schenning
exaly   +5 more sources

Properties and Colorimetric Performance of Screen-Printed Thermochromic/UV-Visible Fluorescent Hybrid Ink Systems

open access: yesApplied Sciences, 2021
In the present research, properties and performance of special effect printing inks were observed with the aim of obtaining a printed product with dual functional properties.
Tamara Tomašegović   +3 more
doaj   +3 more sources

Light fastness of liquid crystal-based thermochromic printing inks

open access: yesDyes and Pigments, 2020
Thermochromic inks are known for their poor stability against UV light, appearing differently in leuco dye-based and liquid crystal-based ink types. The leuco dye-based inks lose the colour contrast between the coloured and discoloured states but the temperature at which the colour changes stays the same.
Maja Strižić Jakovljevic   +2 more
exaly   +3 more sources

Dynamic Colour Changes in Thermochromic Liquid Crystal Inks: Compatibility with Bacterial Nanocellulose for Sustainable Packaging Solutions

open access: yesCrystals
This study investigates the interaction between thermochromic liquid crystal (TLC) inks and bacterial nanocellulose (BNC), emphasizing their compatibility for smart packaging applications. While the chiral nematic structure of TLC pigments dictates their
Maja Strižić Jakovljević   +3 more
doaj   +2 more sources

Liquid Crystal Optics for Applications [PDF]

open access: yes, 2023
In this Special Issue, you will find new directions in the research on liquid crystal applications. To be honest, we were surprised to find 10 papers covering a variety of application areas, with no overlap between them.

core   +1 more source

THERMOCHROMIC EFFECT AND ADHESION PARAMETERS OF LIQUID CRYSTAL-BASED PRINTING INK ON RECYCLED PRINTING SUBSTRATES

open access: yes, 2021
Abstract: The application of smart packaging in the fast-developing area of the products with added value has become an attractive field for science and industry. Considering the ecological and market requirements, new smart packaging products should possess both functionality and ecological features.
Marošević Dolovski, Ana   +3 more
openaire   +2 more sources

Reversible thermochromic systems based on a new library of flavylium spirolactone leuco dyes [PDF]

open access: yes, 2023
Funding Information: This project has received funding from the European Union's Horizon 2020 research and innovation program under the Marie Skłodowska-Curie grant agreement No 814299 - CHARISMA.
Dias Parola, António Jorge   +3 more
core   +1 more source

Colorimetric description of thermochromic printing inks [PDF]

open access: yes, 2017
The dynamic colour of three commercial reversible thermochromic inks were studied. Thermochromic print-ing inks change their colour according to a change in temperature. The two types of thermochromic inks are based on leuco dyes and liquid crystals. The
Dario Tomašegović   +4 more
core   +3 more sources

The properties of printing substrates required for thermochromic liquid - crystal printing inks

open access: yesJournal of Print and Media Technology Research, 2018
The color change of thermochromic liquid- crystal (TLC) printing inks occurs inside the microcapsules containing thermo-responsive material. It starts at the defined activation temperature (TA) and occurs in several degrees wide region above the TA where the color changes throughout the whole visible spectrum, the effect known as "color play". Previous
Stižić Jakovljević, Maja   +2 more
openaire   +1 more source

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