Multi-layered, needle-punched, felt-like cushioning material...

Details Multi-layered, needle-punched, felt-like cushioning material... Multi-layered, needle-punched, felt-like cushioning material...

B - Operations, Transporting

32

B

28/11

B32B 5/02 (2006.01) B30B 15/06 (2006.01) B32B 5/06 (2006.01) D04H 1/48 (2006.01) D04H 13/00 (2006.01)

Patent

CA 1124499

MULTI-LAYERED, NEEDLE PUNCHED, FELT-LIKE CUSHIONING MATERIAL AND PRODUCTION METHOD THEREOF ABSTRACT The specification describes a multi-layered, needle-punched, felt-like cushioning material for a hot-pressing machine. The cushioning material is made of at least two fibrous batts and at least one foundation fabric interposed between the batts and needle-punched with the batts. The specification also describes a method for producing the above cushioning material. The cushioning materials according to this invention have a high density and can maintain high elasticity and excellent cushioning properties over a relatively long period of hot-pressing operation.

344530

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