Results 91 to 100 of about 1,867 (199)

Polarographic Analysis of Reductive Fading Reactions of 4-Aza-2'-ethyl-4'-Diethylaminophenyl-Quinones

open access: yes, 1987
This paper concerns the effect of substituent groups of phenolic couplers on dark stability of cyan quinonimine dyes deduced from the polarographic analysis of the solutions of two structure types of this class of dyes.
ミヤガワ, トシオ   +12 more
core  

Colorimetric description of thermochromic printing inks

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
Marta Klanjšek Gunde   +9 more
core   +1 more source

A rotating disc voltammetry study of the 1,8-dihydroxyanthraquinone mediated reduction of colloidal indigo

open access: yes, 2006
Colloidal indigo is reduced to an aqueous solution of leuco-indigo in a mediated two-electron process converting the water-insoluble dye into the water-soluble leuco form.
Jenkins, A. Toby A.   +11 more
core   +1 more source

Mitochondria in Animal and Plant Cells as Revealed by LBC Reaction : leuco-brilliant cresyl blue reaction

open access: yes, 1964
The aqueous solution of certain quinoneimine dyes, including oxazins and thiazins; e. g. brilliant cresyl blue, toluidine blue, methylene blue, were reduced by Zn powder. These leuco-dye solution and 2・4 dinitrophenol (or trinitrophenol, i. e.
TARAO Siro
core  

LBC反応の機作と応用

open access: yes, 1968
With the purpose of obtaining the simpler and better method to detect cytochrome oxidase and some other oxidizing enzymes (peroxidase, catalase, hemoglobin etc.), the present author has made various attempts, using dyes and chemicals.
多羅尾 四郎
core  

Application of voltammetric technique to the analysis of indanthrene dye in alkaline solution

open access: yes, 2006
The Indanthrene Olive Green B (C.I. Vat Green 3; C.I. 69500), VG3 dye, a vat dye bearing an anthraquinonoid group and a ketonic group, can be detected by differential pulse voltammetry in alkaline solution using glassy carbon electrode.
Carneiro, P. A.   +5 more
core   +1 more source

Photophysics of an Indigo Derivative (Keto and Leuco Structures) with Singular Properties

open access: yes, 2018
Spectral and photophysical properties of the indigo derivative Cibalackrot in keto and reduced (leuco) forms were studied by absorption spectra, fluorescence and pulse radiolysis and compared with the structurally similar indigo.
M. J. Melo (2513143)   +6 more
core   +1 more source

Reactions of leuco dyes on acid activated clays

open access: yes
The colour formers used in carbonless copying paper consist of admixtures of primary and secondary dyes. Work was carried out in this programme both on retarding the photofading of the primary dyes and on improving the reactivity of the clay minerals ...
Wang, Liangcheng
core  

Creating diverse colour-changing effects on textiles [Elektronisk resurs]

open access: yes, 2015
With the technological progress of materials science, the palette of colours with which to print on textiles has expanded beyond those with previously known properties and expressions to a new generation, with more advanced functionality and expressive ...
Kooroshnia, Marjan,
core  

Creating diverse colour-changing effects on textiles

open access: yes, 2015
With the technological progress of materials science, the palette of colours with which to print on textiles has expanded beyond those with previously known properties and expressions to a new generation, with more advanced functionality and expressive ...
Kooroshnia, Marjan
core  

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