Invention Grant
US07824589B2 Multi-wall sheet without the triangle effect, coated by coextrusion
有权
多层板没有三角效应，通过共挤出涂层
- Patent Title: Multi-wall sheet without the triangle effect, coated by coextrusion
- Patent Title (中): 多层板没有三角效应，通过共挤出涂层
-
Application No.: US10843995Application Date: 2004-05-12
-
Publication No.: US07824589B2Publication Date: 2010-11-02
- Inventor: Jakob Rübeck
- Applicant: Jakob Rübeck
- Applicant Address: DE Darmstadt
- Assignee: Bayer Polymers Sheet Europe GmbH
- Current Assignee: Bayer Polymers Sheet Europe GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE10322003 20030516
- Main IPC: B29C47/04
- IPC: B29C47/04
Abstract:
Gussetless multi-wall sheets are prepared using a coextrusion process which entails feeding part of the base material directly into and via the male insert of the extrusion die, thereby producing the gussetless sheet.
Public/Granted literature
- US20040229062A1 Multi-wall sheet without the triangle effect, coated by coextrusion Public/Granted day:2004-11-18
Information query
