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A mordant or dye fixative is a substance used to set (i.e., bind) dyes on fabrics. It does this by forming a coordination complex with the dye, which then attaches to the fabric (or tissue). [1] It may be used for dyeing fabrics or for intensifying stains in cell or tissue preparations.
Fabric softeners impart soft hand feel to the treated fabrics. [3] Silk surfacing a surface finishing of cotton to obtain an appearance similar to silk. [8] Plissé is chemical finish in which the fabrics are treated with sodium hydroxide to obtain a puckering effect. [9] Deweighting, or weight reduction, is a treatment for polyester to make it ...
Devoré techniques use blended fabrics which combine protein-based fibres such as silk with cellulose-based fibres such as viscose, cotton, or rayon. In order to create the 'burnout' pattern, a chemical gel containing sodium hydrogen sulphate is applied to the fabric in patterns, dissolving away the cellulose-based fibres and leaving behind the ...
The formulation of fabric treatment composition is that in a 1.5 litre beaker, 219.8 g in distilled water, 287.9 ml is polyethylene glycol, 100 ml is 2-ethanol and the mixture is heated to 85 degrees Celsius. 120 ml of sodium stearate is added during the heating process.
With textiles, fabric is passed between calender rollers at high temperatures and pressures. Calendering is used on fabrics such as moire to produce its watered effect and also on cambric and some types of sateens. In preparation for calendering, the fabric is folded lengthwise with the front side, or face, inside, and stitched together along ...
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How To Make My 5-Ingredient Crab Pasta. For 2 servings as an entrée or 4 as part of a larger meal, you’ll need: 1 medium lemon. 1 tablespoon salt, plus more for seasoning
These intumescent materials produce a light char which is a poor conductor of heat, thus retarding heat transfer.Typically the light char consists of microporous carbonaceous foam formed by a chemical reaction of three main components: ammonium polyphosphate, pentaerythritol, and melamine. [2]