METHOD FOR MAKING NONWOVEN NEEDLED FELT Russian patent published in 2009 - IPC D04H1/46 

Abstract RU 2345183 C1

FIELD: textile, paper.

SUBSTANCE: invention refers to nonwoven material technology and can as a base of building, finishing and other similar materials. Method for making nonwoven needled felt involves pulverisation and emulsification of mixture, rest, hackle webbing, cure, dipping in binder, drying, and cooling. Thus rest is followed with straight and cross hackling packed within at least five web layers needle-punched over two stages. Besides before the second stage, reinforcing filament is added, while material is pull-up smoothed, glazed and dipped in binder, dried and processed in cold glazer.

EFFECT: higher efficiency of method for making nonwoven needled felt with improved application performance.

12 cl, 2 tbl

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RU 2 345 183 C1

Authors

Beljavtsev Aleksandr Nikolaevich

Fajner Dmitrij Isakovich

Dates

2009-01-27Published

2007-07-16Filed