Powder based balancing layer
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United States of America Patent
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Jun 29, 2021
Grant Date -
Sep 12, 2019
app pub date -
Dec 5, 2018
filing date -
Apr 12, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A method of manufacturing a building panel with a decorative surface layer, a core and a balancing and/or protective layer, wherein the method includes applying a first layer of a first powder based mix, including wood fibres and a thermosetting binder, on a core; applying a liquid substance on the first powder based mix; drying the first powder based mix; turning the core with the dried first powder based mix such that the first powder based mix points downwards; applying a second layer on the upper part of the core; and curing the first and second layers by providing heat and pressure, wherein the first layer forms the balancing and/or protective layer and the second layer forms the decorative surface layer in the building panel.
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International Classification(s)
- C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
- B05D:PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MAT....
- C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
- B27N:MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR ....
- E04F:FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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