Invention Grant
- Patent Title: Recovery of aromatic carboxylic acids and oxidation catalyst
- Patent Title (中): 芳香羧酸和氧化催化剂的回收
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Application No.: US13637460Application Date: 2011-03-16
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Publication No.: US09409849B2Publication Date: 2016-08-09
- Inventor: C. G. Karanjgaokar
- Applicant: C. G. Karanjgaokar
- Applicant Address: US DE Wilmington
- Assignee: Invista North America S.A.R.L.
- Current Assignee: Invista North America S.A.R.L.
- Current Assignee Address: US DE Wilmington
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
- Priority: IN826/CHE/2010 20100326
- International Application: PCT/US2011/028666 WO 20110316
- International Announcement: WO2011/119395 WO 20110929
- Main IPC: C07C51/48
- IPC: C07C51/48 ; C07C51/265 ; C22B7/00
Abstract:
The present invention relates to a process for recovery of catalyst, aromatic polycarboxylic acids and aromatic monocarboxylic acids from a residue stream from manufacture of an aromatic polycarboxylic acid.
Public/Granted literature
- US20130079551A1 RECOVERY OF AROMATIC CARBOXYLIC ACIDS AND OXIDATION CATALYST Public/Granted day:2013-03-28
Information query
