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Glossary
    in Terms
    in Terms & Definitions
 
Prepolymer:
a polymer of relatively low molecular weight?usually intermediate between that of the monomer and the final polymer or resin?which may be mixed with compounding additives and which is capable of being hardened by further polymerisation during or after a f
Last referenced in: Fast track: what China can learn from the Lycra story (Performance Apparel Markets Issue 30)

Prepreg:
an assembly of fibres or fabrics which have been pre-impregnated with the components of a resin. The resin components are then polymerised, or cured, by heating to produce a composite which has the required permanent shape and strength.
Last referenced in: Editorial: innovations in composites for technical textiles (Technical Textile Markets Issue 96)

Prince of Wales:
a large-scale check, typified by a reversing effect ground with an overcheck.
Last referenced in: Survey of the European Fabric Fairs for Autumn/Winter 2014/15 (Textile Outlook International Issue 166)

Product life cycle management (PLM):
a tool used by apparel companies to integrate design, sourcing and manufacturing activities across the supply chain.

Product-specific safeguard:
(see also safeguard, textile safeguard) a measure previously available to a member of the World Trade Organization (WTO) enabling it to protect its market from import surges of particular products from China which caused market disruption. The measure was applicable to any type of product (industrial and agricultural goods) and remained available for use by WTO members until December 11, 2013.
Last referenced in: World textile and apparel trade and production trends: the USA, Argentina, Brazil, Colombia and Mexico, November 2009 (Textile Outlook International Issue 142)

Progressive bundle system:
a system traditionally employed in apparel production where the task of assembling the garment is broken down into small operations, and bundles of work are progressed down the production line through each operation in sequence until the assembly process is complete (see also unit production system).

Protection (geotextiles):
the use of a geotextile as a localised stress reduction layer to prevent or reduce damage to a given surface or layer. This refers mainly to the protection of geomembranes from damage due to sharp rock particles or other materials in landfill applications.
Last referenced in: Product developments and innovations in the home textiles market, April 2014 (Textile Outlook International Issue 168)

Provençal:
small stylised florals typical of the Provence region of France.

PTA:
purified terephthalic acid, used in the manufacture of polyester.
Last referenced in: Markets for Textile-Based Artificial Turf (Technical Textile Markets Issue 73)

PTFE:
polytetrafluoroethylene.
Last referenced in: The world nonwovens industry: ten smaller producers, part 3 of 3, 2013-14 (Technical Textile Markets Issue 96)

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