Shaped articles comprising poly[(trimethylene-co-dianhydrosugar ester) dicarboxylate] or poly(trimethylene-co-dianhydro-dicarboxylate with improved stability

• Main Authors: CHANG JINGUNG, KURIAN JOSEPH V
• Format: Patent
• Language: English
• Published: 30.05.2006
• Subjects: APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS; BRAIDING; CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS; CHEMISTRY; COMPOSITIONS BASED THEREON; COTTON-WOOL; CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, ORYARNS; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS; KNITTING; LACE-MAKING; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; LOOMS; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL; MECHANICAL FINISHING OF YARNS OR ROPES; METALLURGY; METHODS OF WEAVING; NATURAL OR ARTIFICIAL THREADS OR FIBRES; NON-WOVEN FABRICS; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; SPINNING; TEXTILES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; TRIMMINGS; WADDING; WARPING OR BEAMING; WEAVING; WOVEN FABRICS; YARNS; YARNS OR THREADS

A shaped article comprising poly[(trimethylene-co-dianhydrosugar ester) dicarboxylate] or poly(trimethylene-co-dianhydro-dicarboxylate having improved stability in the form of less change of Tg and reduced shrinkage upon storage at elevated temperature is disclosed.