| 摘要 |
FIELD: process engineering.SUBSTANCE: invention relates to woodworking, particularly, to wood impregnation. Proposed solution comprises antiseptic and dire retardant dissolved in water, namely, alkaline solution of acetone formaldehyde resin (APR) and ammonium fluorosilicate. Said solution contains Al(OH)nanoparticles or solution "Fiberline 489" at the following ratio of components in wt %: APR - 20.0-22.0, alkali - 0.6-1.1, ammonium fluorosilicate - 2.0-3.0, Al(OH)or "Fiberline 489" - 0.2-0.3, water making the rest.EFFECT: improved hardwood properties.2 tbl |
