Invention Grant
- Patent Title: Promoter catalyst system with solvent purification
- Patent Title (中): 促进剂催化剂体系用溶剂净化
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Application No.: US13099026Application Date: 2011-05-02
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Publication No.: US08735634B2Publication Date: 2014-05-27
- Inventor: Umesh Krishna Hasyagar , Rathinam Jothi Mahalingam , Kishan Gurram , Paul Eijsbouts
- Applicant: Umesh Krishna Hasyagar , Rathinam Jothi Mahalingam , Kishan Gurram , Paul Eijsbouts
- Applicant Address: NL Bergen op Zoom
- Assignee: SABIC Innovative Plastics IP B.V.
- Current Assignee: SABIC Innovative Plastics IP B.V.
- Current Assignee Address: NL Bergen op Zoom
- Agency: Ballard Spahr LLP
- Main IPC: C07C37/20
- IPC: C07C37/20
Abstract:
Methods for performing a condensation reaction are disclosed. Specifically, various methods for the production of highly-pure bisphenol-A are disclosed in which an attached promoter ion exchange resin catalyst system is combined with a solvent crystallization step.
Public/Granted literature
- US20120283484A1 PROMOTER CATALYST SYSTEM WITH SOLVENT PURIFICATION Public/Granted day:2012-11-08
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