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Dyeing

How To Dyeing of Polyester Fiber With Solvent

September 2, 2010 Dyeing

The dyeing of polyester fiber with solvent is faster than from aqueous solution at the same temperature. Because the surface tension of solvents is lesser than water. So, they wet polyester quickly and the rate of dyeing is more. ‘ In normal polyester dyeing, the slow speed of liquor and the winch speed are very [...]

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Advantages & Disadvantages of Solvent Dyeing in Textiles

August 31, 2010 Dyeing

Solvent Dyeing is a new trend and most of the Modern Textile Mills are eagerly implementing this dyeing method to dye the fabric. Some are enjoying the great features of Solvent dyeing and some are facing several problems with it. In today’s post I will mention some crucial advantages and disadvantages that most of the [...]

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Solvent Dyeing | Definition, Characteristics & Types

August 22, 2010 Dyeing

Definition of Solvent Dyeing: Solvent can be used as dyeing liquor. Since the introduction of hydrophobic fibers like cellulose acetate in 1920’s solvent have been considered for dyeing because it was not possible to dye such fibers with ionic dyes and water. During 1940’s to 1950’s when PA and PET fibers are discovered; the scope [...]

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What Is The Difference Between Dyes & Pigment?

August 17, 2010 Dye

I have seen a lot of Textile Engineers who are confused about the difference between dyes and pigments. There are some basic differences between dyes and pigments from which you can be clear about the main features of these two. Dyes are the material which can be applied on the fabric or yarn surface and [...]

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Features & Types of Pigment That Are Used by Textile Dyers

August 11, 2010 Dyeing

Pigments are similar to dye and mostly used in textile printing industries. Pigments have some great feature. Here I will mention these features and different types of pigments that are usually used in industry. Features of Pigments Pigment has excellent light and weathering fastness. By pigment the high curing is possible and has a good [...]

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Brief About Natural Dyes & Dyeing | Types + Names + Equipments

August 7, 2010 Dyeing

Today is the textile class about Natural Dyes and it’s basics. Dyes are being used since long ago. There are some ancient name of Natural Dyes- Madder ( Red). Dogwood (Yellow). Indigo ( Blue). Tyrian Blue. Cochineal. Etc. What Type of Textiles Are Suitable For Textile Natural Dyeing? There are some textile fibers on which [...]

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Physico-Chemical Aspects of the Dyeing Process

August 3, 2010 Dyeing

Physico-chemical aspects of Dyeing is a process which shows us how a dye penetrates into the fiber and how many process and time a dye molecules follow to enter completely onto the fiber. Before going to dyeing process we just need to know some basics of Fiber surface on which the dye molecules work. A [...]

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Factors Affecting the Choice of Dyeing Methods in Textile

July 25, 2010 Dyeing

The following is a list of factors which dictate the choice of conditions under which particular blends might best be dyed: Coloristic effect required. Check is it union, serve, tone-in-tone or what-else? Ask your buyers that what he wants from you and dye the fabric or any other textile materials as per buyer requirements. Colorfastness [...]

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