Invention Grant
US07985705B2 Three-layered, four-layered, or five-layered catalyst systems for producing phthalic anhydride
有权
用于生产邻苯二甲酸酐的三层，四层或五层催化剂体系
- Patent Title: Three-layered, four-layered, or five-layered catalyst systems for producing phthalic anhydride
- Patent Title (中): 用于生产邻苯二甲酸酐的三层，四层或五层催化剂体系
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Application No.: US12708181Application Date: 2010-02-18
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Publication No.: US07985705B2Publication Date: 2011-07-26
- Inventor: Sebastian Storck , Jürgen Zühlke , Samuel Neto , Frank Rosowski
- Applicant: Sebastian Storck , Jürgen Zühlke , Samuel Neto , Frank Rosowski
- Applicant Address: DE Ludwigshafen
- Assignee: BASF Aktiengesellschaft
- Current Assignee: BASF Aktiengesellschaft
- Current Assignee Address: DE Ludwigshafen
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE10323818 20030523
- Main IPC: B01J31/36
- IPC: B01J31/36 ; C07D307/89
Abstract:
Catalyst systems for preparing phthalic anhydride by means of gas-phase oxidation of o-xylene and/or naphthalene, and a process for preparing phthalic anhydride using the catalyst systems.
Public/Granted literature
- US20100210857A1 Three-Layered or Four-Layered Catalyst Systems for Producing Phthalic Anhydride Public/Granted day:2010-08-19
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