HEAT-RESISTANT FELT MATERIAL AND METHOD FOR PRODUCING A HEAT-RESISTANT FELT MATERIAL
The present invention provides a heat-resistant felt material and a preparation method thereof, wherein the heat-resistant felt material is prevented from being broken during needling and has high heat resistance and high durability. The heat-resistant felt material comprises: a base material layer...
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Format: | Patent |
Sprache: | eng ; kor |
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