Dead twist

Descriptive of the condition of a yam in which an unbalanced twisting or untwistiiig torque has been dissipated or rendered latent by suitable treatment such as steaming.

Dead twist

Descriptive of the condition of a yam in which an unbalanced twisting or untwistiiig torque has been dissipated or rendered latent by suitable treatment such as steaming.

Dead wool

Wool taken from sheep that have died from natural causes. (See also skin wool.)

Dead yarn (carpet)

The pile yarn in a multiframe Wilton carpet which lies completely flat in the substrate and is not raised by the jacquard mechanism. It excludes all yarn forming the effective pile and the pile root.

Deburring

A process in wool yam manufacture for extracting burrs, seeds and vegetable matter from raw wool.

Decating

A finishing process used chiefly to improve fabric handle and appearance. In batch decatizing, the fabric, interleaved with a smooth cotton wrapper, is wound tightly on a perforated roller through which steam is blown. In continuous decatizing, the steam is blown through fabric which passes continuously between one or more perforated drum rollers and a smooth cotton wrapper forming an endless belt.
Note: The process is used mainly for fabrics containing wool.

Decating Mark

A crease mark or impression extending fillingwise across the fabric near the beginning or end of the piece.

Decatizing

A finishing process used chiefly to improve fabric handle and appearance. In batch decatizing, the fabric, interleaved with a smooth cotton wrapper, is wound tightly on a perforated roller through which steam is blown. In continuous decatizing, the steam is blown through fabric which passes continuously between one or more perforated drum rollers and a smooth cotton wrapper forming an endless belt.
Note: The process is used mainly for fabrics containing wool.

Decitex

Descriptive of the condition of a yam in which an unbalanced twisting or untwistiiig torque has been dissipated or rendered latent by suitable treatment such as steaming.

Deck-chair canvas

A fabric in plain, repp, or twill weave, made of vegetable or manufactured fibres, or a combination of any of these fibres. Traditionally, widths have not exceeded 50Omm (20 inches) and weights have not been less than 185g/sq m (6oz/sq yd).

Declared composition

The nominal composition of a mixture of textile materials, used for labelling and invoicing purposes and, where appropriate, for the calculation of the weighted commercial allowance or weighted moisture regain of the mixture.

Decorticating

A mechanical process for separating the woody matter from the bast fiber of such plants as ramie and hemp.

Deep dveing

A property of fibres modified so as to have greater uptake of dyes than normal fibres.

Deep-Dyeing Variants

Polymers that have been chemically modified to increase their dyeability. Fibers and fabrics made therefrom can be dyed to very heavy depth.

Deer fibre (hair)

Fibre from the deer (Genus Cervus).