- 专利标题： CATALYST SYSTEMS FOR CRYSTALLIZABLE REACTOR GRADE RESINS
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申请号： US17754628申请日： 2020-10-08
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公开(公告)号： US20220372216A1公开(公告)日： 2022-11-24
- 发明人: Earl Edmondson Howell, Jr. , Aaron Nathaniel Edens , Anne-Martine Sherbeck Jackson , Donna Rice Quillen , Carol Julliard Greene , Mark Allen Peters , Jonathan Michael Horton , Travis Wynn Keever , Michael Paul Ekart , Erin G. Ekart
- 申请人： Eastman Chemical Company
- 申请人地址： US TN Kingsport
- 专利权人： Eastman Chemical Company
- 当前专利权人： Eastman Chemical Company
- 当前专利权人地址： US TN Kingsport
- 国际申请： PCT/US2020/054691 WO 20201008
- 主分类号： C08G63/86
- IPC分类号： C08G63/86 ; C08G63/183 ; C08G63/199 ; C08G63/672 ; C08G63/82 ; C08J5/18
摘要：
The present disclosure relates to a catalyst system to produce crystallizable polyester compositions which comprise residues of terephthalic acid, neopentyl glycol (NRG), 1,4-cyclohexanedimethanol (CHDM), ethylene glycol (EG), and diethylene glycol (DEG), in certain compositional ranges having certain advantages and improved properties including recyclability.
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