FIELD: chemical industry. SUBSTANCE: composition comprises, wt % by dry matter: ammonium polyphosphates, 2.5-12.5; carbamido-formaldehyde or phenol-formaldehyde resin, 5.0-16.0, and wooden fiber filler, the balance. Said composition reduces toxicity of final wallboards. EFFECT: improved properties of the composition. 2 cl, 2 tbl
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Authors
Dates
1999-05-27—Published
1998-04-17—Filed