Invention Grant
- Patent Title: Process for treatment of metal surfaces
- Patent Title (中): 金属表面处理工艺
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Application No.: US11977598Application Date: 2007-10-25
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Publication No.: US07901467B2Publication Date: 2011-03-08
- Inventor: Wolfgang Ebert , Rainer Mellis , Alexander Meyer , Bert Ruytinx , Alexander Karbach , Delef Michalski-Vollmer
- Applicant: Wolfgang Ebert , Rainer Mellis , Alexander Meyer , Bert Ruytinx , Alexander Karbach , Delef Michalski-Vollmer
- Applicant Address: DE Leverkusen
- Assignee: Bayer MaterialScience AG
- Current Assignee: Bayer MaterialScience AG
- Current Assignee Address: DE Leverkusen
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE102006051308 20061031
- Main IPC: C13K1/10
- IPC: C13K1/10
Abstract:
A process for treating the working surfaces of equipment used in the production and processing of polycarbonate is disclosed. The thermal treatment in an oxidative atmosphere results in resin and molded articles having improved optical quality.
Public/Granted literature
- US20080210343A1 Process for treatment of metal surfaces Public/Granted day:2008-09-04
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