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Medium density fibre board mfr. without precure or formaldehyde emission during drying - comprises treating fibres with tannin binder component before and formaldehyde or precursor after drying and also saves binder
Medium density fibre board mfr. without precure or formaldehyde emission during drying - comprises treating fibres with tannin binder component before and formaldehyde or precursor after drying and also saves binder
In the prodn. of medium-density fibre board with tannin/HCHO resin binder (I), the fibres are treated with the tannin component before drying and the HCHO component (opt. as precursor) after drying.
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