aniline dye การใช้

• Magenta was discovered by Emmanuel Verguin in 1858 while researching aniline dyes.
• The reds in the blankets from after 1870 were from aniline dyes.
• William H . Perkin, a student of Hofmann, synthesized the first aniline dye.
• His doctor asked if he had ever worked with aniline dyes.
• The aniline dye malachite green is prepared from benzaldehyde and dimethylaniline.
• Later, aniline dyes added another dimension of color and design.
• Other aniline dyes followed, such as fuchsine, safranine, and induline.
• Aniline dyes have a very short working time; most professionals apply them by spraying.
• In 1856, the English chemist William Henry Perkin invented the first aniline dye, mauveine.
• Heterocycles are commonly found in a wide range of products including aniline dyes and medicines.
• These dyes used to be called'aniline dyes'or'tar dyes '.
• Aniline dyes-magenta, blue, violet, and green-color the nito strips ( Lane 1986 : 193-194 ).
• When revived again in the 1860s, the use of aniline dye made the colors very brilliant.
• The artists paint the figures with aniline dyes with motifs of brightly colored strips and spots.
• However, in the 1940s, the Food and Drug Administration classified aniline dyes as unsuitable for food packaging.
• Thuillier described her colours for film as " fine " aniline dyes, creating transparent and luminous tones.
• Aniline dyes have largely replaced natural dyes.
• Aniline dyes are manufactured from coal tar.
• Van Patten became an expert in aniline dyes, which had been discovered in England in the mid-1800s.
• He uses aniline dyes for color.