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    • 16. 发明公开
    • PROCESS FOR EXTRACTING POLYESTER FROM AN ARTICLE
    • VERFAHREN ZUR EXTRAKTION VON POLYESTER AUS EINEM ARTIKEL
    • EP2898008A1
    • 2015-07-29
    • EP13770964.8
    • 2013-09-23
    • Worn Again Footwear And Accessories Limited
    • WALKER, Adam
    • C08J11/08C08L67/02
    • C08J11/08C07C47/453C07C69/14C07C69/157C07C69/78C07D233/70C08J2367/02Y02W30/701
    • A process for extracting polyester from an article using a solvent system comprising a compound according to any of general Formula I to VI wherein R1 and R2 are each independently selected from: hydrogen, alkyl, alkenyl, alkynyl, aryl or alkoxy groups; R3 to R12 are each independently selected from: hydrogen, alkyl, alkenyl, alkynyl, aryl or alkoxy groups; X is selected from O or S; and each of a to e is a carbon atom, wherein the total linear chain length of a-b-c-d-e is in the range of 2 to 5 carbons; R13 and R15 are both independently aryl groups; R14, R16, R17, R18 and R19 are each independently selected from hydrogen, alkyl, alkenyl, alkynyl or aryl groups; n is an integer in the range of 1 to 8; m is 3; and 1 is an integer in the range of 1 to 3; or combination thereof.
    • 一种使用包含根据通式I至VI中任一项的化合物的溶剂体系从制品中提取聚酯的方法,其中R 1和R 2各自独立地选自:氢,烷基,烯基,炔基,芳基或烷氧基; R 3至R 12各自独立地选自:氢,烷基,烯基,炔基,芳基或烷氧基; X选自O或S; a至e中的每一个为碳原子,其中a-b-c-d-e的总线性链长度在2至5个碳的范围内; R 13和R 15独立地为芳基; R 14,R 16,R 17,R 18和R 19各自独立地选自氢,烷基,烯基,炔基或芳基; n为1〜8的整数, m为3; 1为1〜3的整数, 或其组合。