COPOLYESTER COMPOSITIONS FOR RECYCLABLE HEAVY GAUGE SHEET ARTICLES

• Main Authors: BRICKEY, Kayla Breanne, CASE, Sandra, STRAND, Marc Alan
• Format: Patent
• Language: English; French
• Published: 24.10.2024
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

The present disclosure relates to recyclable heavy gauge sheet articles with made from blended copolyester compositions which comprise residues of terephthalic acid, 1,4-cyclohexanedimethanol (CHDM), and ethylene glycol (EG) residues, in certain compositional ranges that have low haze and are recyclable in a PET stream. La présente invention concerne des articles en feuille de jauge lourde recyclables fabriqués à partir de compositions de copolyester mélangées qui comprennent des résidus d'acide téréphtalique, de 1,4-cyclohexanediméthanol (CHDM) et de résidus d'éthylène glycol (EG), dans certaines plages de composition qui ont un faible trouble et qui sont recyclables dans un flux de PET.