METHOD OF REDUCING THE FORMALDEHYDE EMISSION OF A MINERAL FIBER PRODUCT, AND MINERAL FIBER PRODUCT WITH REDUCED FORMALDEHYDE EMISSION
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United States of America
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Issued Date -
Mar 31, 2022
app pub date -
Dec 9, 2021
filing date -
Dec 9, 2021
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Abstract
A method of reducing the formaldehyde emission of a mineral fiber product bonded with a urea-modified phenol-formaldehyde resol resin-type binder comprises adding dextrose to the binder composition during and/or after preparation of the binder composition but before curing of the binder composition applied to the mineral fibers.
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International Classification(s)
- C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
- C09J:ADHESIVES; ADHESIVE PROCESSES IN GENERAL
- F16L:PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR ....
- C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....
- E04B:GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTIT....
- D04H:MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAME....
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