| abstract |
The invention provides a foamed polyurethane and a preparation method and application thereof. The preparation raw materials of the foamed polyurethane include the following components in parts by weight: 10-20 parts of flame retardant polyester polyol, 60-80 parts of polyether polyol, 50-70 parts of diisocyanate, and 5-12 parts of chain extender parts, 2-4 parts of foaming agent, 1-4 parts of flame retardant and 2-8 parts of cell stabilizer. The foamed polyurethane provided by the invention has better flame retardant performance, better mechanical performance and higher open porosity, and is suitable for making automobile carpets. |