Method of recycling of commingled plastics waste to tough thermoplastic materials

0338854 - ÚMCH 2010 RIV US eng P - Patent Document
Kruliš, Zdeněk - Michálková, Danuše - Fortelný, Ivan - Horák, Zdeněk
Method of recycling of commingled plastics waste to tough thermoplastic materials.
Alexandria, VA: The United States Patent and Trademark Office, 2009. Owner: Ústav makromolekulární chemie AV ČR. Date of the patent registration: 16.05.2006. Date of the patent acceptance: 29.12.2009. Patent Number: US 7,638,595 B2
R&D Projects: GA ČR GA106/06/0729
Institutional research plan: CEZ:AV0Z40500505
Keywords : plastics waste * recycling * compatibilization
Subject RIV: CD - Macromolecular Chemistry

A method of recycling commingled plastics waste containing min. 30 wt. % of polyolefins to a tough thermoplastic material, based on the compatibilization of the polymer components of commingled plastics waste with an admixture of 2-15 wt % of an ethylene-propylene copolymer or a styrene-butadiene block copolymer or a combination of an ethylene-propylene copolymer and a styrene-butadiene copolymer in any weight ratio, together with 0.1-2.5 wt. % of a secondary aromatic amine and by subsequent blend processing in the melt.
Permanent Link: http://hdl.handle.net/11104/0182516