polyester is produced through esterification followed by the polycondensation of a dicar- boxylic acid (terephthalic acid, pta) and a bivalent al- cohol (ethylene glycol, eg). under pressure and temper- atures of over °c, the raw products react with one another in a series of vessels until they acquire thread-forming...
last caring for your gore-tex garments gore-tex footwear care gore-tex glove care windstopper product care stain guides washable fabrics carpet upholstery holiday stains fabric care home fabric university course curriculum: fiber history fiber production/blending fiber characteristics fabric seminar yarn...
last caring for your gore-tex garments gore-tex footwear care gore-tex glove care windstopper product care stain guides washable fabrics carpet upholstery holiday stains fabric care home fabric university course curriculum: fiber history fiber production/blending fiber characteristics fabric seminar yarn...