finishes to fabrics gcse textiles 4.0 / 5 based on 1 rating ? TextilesAll LevelsAll boards Created by: katyCreated on: 21-06-10 22:08 PHYSICAL FINISHES Brushing Calendering CHEMICAL FINISHES Mercisizing Waterproofing Flame proofing Stain resistance Easy care Anti static Anti felting 1 of 10 BRUSHING Raises fibres on the surface of the fabric The fabric is passed around a series of wire covered rollers wich pull the fibre ends to form a pile used on cotton bedding and garments Results Soft, fluffy surface air trapped in fibres and fabric is more insulating Disadvatages: Fabric weaker and more flammable 2 of 10 CALENDERING Opposite to brushing fabric passed through heated rollers wich smooth and compact the surface of the fabric like ironing Result: smoother more luster and shine Disadvantages: not permanent 3 of 10 MERCERCIZING Cotton fibres treated with sodium hydroxide while being held under tension Result: makes fabrics and fibres more lustrous cotton fibres become more rounded and straighter making them- softer stronger more absorbant Permanent sewing threads dress and shirt fabrics 4 of 10 WATERPROOFING Chemicals (usually silicones) applied to fabric by spraying or impregination forms a barrier to prevent water droplets from soaking into fabric Uses outdor clothing umbrellas tents 5 of 10 FLAME PROOFING Chemicals applied to yarn or fabric slow down/ prevent burning Result: makes fabric stiffer important to finish furnishings 6 of 10 STAIN RESISTANCE Prevents fabric from absorbing stain or dirt sillicone treatment resists water based stains sythetic resins needed for oil based stains makes fabric waterproof uses: furnishing fabrics clothing floor coverings shoes clothing 7 of 10 EASY CARE Chemicals applied to fabrics to make them easier to wash and iron after treatment fibres do not absorb water so they dry quicker They crease less don't shrink 8 of 10 ANTISTATIC Chemicals applied to fabric help fibres absorb water from the atomosphere prevents build up of static uses: Floor coverings clothing 9 of 10 ANTIFELTING Wool fibres felt matt together if not washed correctly 2 methods can reduce this soften the tips of the scales of the fibres by an oxidative treatment Coat the fibre with a synthetic polymer film 10 of 10
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