LAMINATE WITH IMPROVED RUBBING PROPERTIES AND METHOD OF ITS PRODUCTION Russian patent published in 2011 - IPC A47L13/17

Abstract RU 2415638 C1

FIELD: process engineering.

SUBSTANCE: invention relates to metal sheet 1 intended for rubbing with first outer surface 7 and second outer surface 7, and core area between said surfaces. Rubbing material comprises absorbing fibers 4 and non absorbing fibers 5, 6. Rubbing material 1 has stratified with fiber gradient and higher content of absorbing and not absorbing fibers on rubbing material outer surfaces 7 compared with core area.

EFFECT: higher rubber properties.

23 cl, 5 dwg

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RU 2 415 638 C1

Authors

Fingal Lars

Strandkvist Mikaehl'

Dates

2011-04-10—Published

2007-09-03—Filed