Invention Grant
- Patent Title: Process for removing ruthenium-containing catalyst residues from optionally hydrogenated nitrile rubber
- Patent Title (中): 从任选氢化丁腈橡胶中除去含钌催化剂残留物的方法
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Application No.: US12336626Application Date: 2008-12-17
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Publication No.: US07846995B2Publication Date: 2010-12-07
- Inventor: Christopher Ong , Franz-Josef Mersmann
- Applicant: Christopher Ong , Franz-Josef Mersmann
- Applicant Address: DE Leverkusen
- Assignee: LANXESS Deutschland GmbH
- Current Assignee: LANXESS Deutschland GmbH
- Current Assignee Address: DE Leverkusen
- Agent Jennifer R. Seng
- Priority: EP07024944 20071221
- Main IPC: C08F6/16
- IPC: C08F6/16
Abstract:
Novel optionally hydrogenated nitrile rubbers distinguised by a very low ruthenium content are provided as well as a process for the removal of ruthenium-containing catalyst residues from a solution of optionally hydrogenated nitrile rubber by using specific functionalized ion-exchange resins.
Public/Granted literature
- US20090163640A1 PROCESS FOR REMOVING RUTHENIUM-CONTAINING CATALYST RESIDUES FROM OPTIONALLY HYDROGENATED NITRILE RUBBER Public/Granted day:2009-06-25
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