acid dye


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Related to acid dye: basic dye, direct dye

acid dye

[′as·əd ‚dī]
(organic chemistry)
Any of a group of sodium salts of sulfonic and carboxylic acids used to dye natural and synthetic fibers, leather, and paper.
References in periodicals archive ?
A acid dye used in textile dye printing, CI Acid Red 127, was obtained from the abovementioned textile company.
The result shows that AHAMAA is able to decrease color of the textile wastewater containing reactive, direct, and acid dyes.
In contrast, the adsorption of two reactive dyes (Reactive Red 23 and Reactive Blue 171) and two acid dyes (Acid Black 1 and Acid Blue 193) from aqueous solution on CFA was pH-dependent with the maximum adsorption capacity at the initial pH of the solution of 7.
Other TXA-sponsored activities for ACS Day have included stain-and-wash comparisons of stain-resistant and non-stain-resistant carpeting, responses of cotton (cellulose) and wool (protein) fibers to acid dyes (Kool-Aid), studies of detergency using cotton fabric soiled with four foods washed in two different detergents, and explanation of the method in which polyethylene terephthalate (PET) soda bottles are recycled into fibers for carpeting, clothing, and building materials.
Utility of green fluorescent nucleic acid dyes and aluminum oxide membrane filters for rapid epifluorescence enumeration of soil and sediment bacteria.
So, Sun and Young Hee Kim of UC Davis created footholds for the antibacterial coating by treating the nylon with acid dyes.
The Ministry of Environment and Forests is imposing a ban on the manufacture in India of the 190 prohibited dyes, including 84 direct dyes, 30 acid dyes, 16 disperse dyes, 11 basic dyes, 11 azoic dyes and 38 pigments.
However, the additives in the modified finishes have a positive charge, which attracts the acid dyes now used to color wool and nylon.
INTRODUCTION, METHODOLOGY & PRODUCT DEFINITIONS Study Reliability and Reporting Limitations I-1 Disclaimers I-2 Data Interpretation & Reporting Level I-2 Quantitative Techniques & Analytics I-2 Product Definitions and Scope of Study I-3 Acid Dyes I-3 Basic Dyes I-3 Direct Dyes I-4 Disperse Dyes I-4 Reactive Dyes I-4 Sulfur Dyes I-4 Vat (Indigo and Other Dyes) I-4 Other Dyes I-4 Azoic Dyes I-4 Solvent Dyes I-4 Fluorescent Dyes I-4 II.
A small sampling of topics to give an idea of range of topics: technical objects relation model in manufacturing enterprise, dyeing properties of acid dyes for different tree species, broadcast encryption on cable TV applications, life estimation of car hub bearing, detection of eggshell crack based on acoustic feature and support vector machine, strategy of repeats in DNA sequence assembly, and thermal wave image reconstruction of bonding defects in missile engine shell.
Newmark president James Keith noted that the combination of Dupont nylon and acid dyes produce blended colors and a soft hand for bath rugs.
Basic dyes, acid dyes and disperse dyes are principally used in the production of black colored nylon textile fibers.