Invention Grant
- Patent Title: Recycling
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Application No.: US11792406Application Date: 2005-12-05
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Publication No.: US08404754B2Publication Date: 2013-03-26
- Inventor: Mark Frost , Fuquan Zeng , Victoria Sayer
- Applicant: Mark Frost , Fuquan Zeng , Victoria Sayer
- Applicant Address: GB Knowsley
- Assignee: Colormatrix Europe Limited
- Current Assignee: Colormatrix Europe Limited
- Current Assignee Address: GB Knowsley
- Agency: Fay Sharpe LLP
- Priority: GB0426677.1 20041204
- International Application: PCT/GB2005/004633 WO 20051205
- International Announcement: WO2006/059127 WO 20060608
- Main IPC: C08J11/04
- IPC: C08J11/04
Abstract:
A process for recycling a coloured thermoplastic material comprising an absorbed disperse dye comprises contacting the optionally comminuted coloured thermoplastic material with a caustic wash and recovering an at least partly colour-modified thermoplastic composition from the caustic wash.
Public/Granted literature
- US20090239961A1 Recycling Public/Granted day:2009-09-24
Information query
