Azo dyes

Azo dyes

Synthetic dyes introduced about 1880 including Ponceau 2R, Amaranth and Roccelline. Many of these dyes have a tendency to run.

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Part of Speech: noun
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Industry/Domain: Home furnishings
Category: Oriental rugs
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azo dyes

Home furnishings; Oriental rugs

Synthetic dyes introduced about 1880 including Ponceau 2R, Amaranth and Roccelline. Many of these dyes have a tendency to run.

azo dyes

Chemistry; Organic chemistry

Widely used commercial dyestuffs derived from amino compounds, with the -N=N- chromophore group; can be made as acid, basic, direct, or mordant dyes.

azo dyes

Photography; Professional photography

compounds forming colors of great strength and purity. Used in camera filters and integral tripack dye-bleach materials.

azo dyes

Textiles; Manufactured fibers

Dyes characterized by the presence of an azo group (-N=N-) as the chromophore. Azo dyes are found in many of the synthetic dye classes.

dyes

Textiles; Manufactured fibers

Substances that add color to textiles. They are incorporated into the fiber by chemical reaction, absorption, or dispersion. Dyes differ in their resistance to sunlight, ...

dyes

Medical; Health care; Medicine

Coloring agents that are soluble, in contrast to pigments that are particulate. Dyes can also be used as therapeutic agents and test reagents in medicine and scientific research.

Hazara

Home furnishings; Oriental rugs

Personable ethnic group of Central Afghanistan.

Herat

Home furnishings; Oriental rugs

Wester Afghan center and state of mind. often art capital of Central Asia.

herati

Home furnishings; Oriental rugs

A very common repeated field design which consists of a flower centered in a diamond with curving leaves located outside the diamond and parallel to each side. The term can be ...

Hereke

Home furnishings; Oriental rugs

A western Turkish town known for very finely woven silk Hereke rugs having designs of classic Persian motifs, curvilinear Ghiordes prayer rugs, and frequently include border ...

Heriz

Home furnishings; Oriental rugs

One of the most famous centers for oriental rugs production. The city is located in northwest Iran about forty miles west of Tabriz. Although a low knot count of about 30-80 is ...