Manufactured fibers

Manufactured fibers

Industry: Textiles

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Manufactured fibers

primary colors

Textiles; Manufactured fibers

Magenta, yellow, and cyan (red, yellow, blue); these are the subtractive primaries used when mixing dyes, paints, etc., to make all other colors. In the CIE (Commission Internationale de ...

pretension

Textiles; Manufactured fibers

The relatively low tension applied to remove kinks and crimp when mounting a specimen preparatory to making a test or to a textile processing operation, etc.

primary backing

Textiles; Manufactured fibers

The material, usually woven or nonwoven polypropylene or jute, into which a carpet is tufted. The primary backing allows the positioning of each tuft and holds the tufts in position during ...

pressley index

Textiles; Manufactured fibers

A measure of the strength of fiber bundles determined under prescribed conditions and expressed in an arbitrary unit, pounds per milligram.

1. A decrease in pressure that is caused by friction between a flowing liquid and a constricting container. The pressure drop is increased by a reduction in diameter of the container. 2. The change ...

preoxidized fiber

Textiles; Manufactured fibers

In carbon fiber production, a fiber that results from a relatively low-temperature (200-500°C) heat treatment in the presence of oxygen which converts the precursor fiber, PAN or rayon, to an ...

prepreg

Textiles; Manufactured fibers

Ready-to-mold, reinforcing material, either fiber, fabric, or mat, that is fully impregnated with resin and in some cases, partially cured. Prepregs are then used by fabricators in laying-up and ...