| 摘要 |
A polyurethane cushion material comprising incorporating a large denier of a fiber filament in a foamed polyurethane, and it is produced by crimping the fiber filament, setting it under heating, producing a staple fiber, filling the staple fiber thus formed with a polyurethane into a mold, forming the polyurethane and post-curing it to complete polycondensation.
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