FIELD: construction materials industry; production of the composite materials used in production of wood pressing masses.
SUBSTANCE: the invention is pertaining to production of the wood pressing masses exclusively on the basis of the fragments of the vegetable origin, in particular, to the molding compound for manufacture of the composite materials. The invention presents the molding compound containing fragments of the lignocellulose material containing cellulose, lignin, hemicelluloses, free sugars produced from of the hydrocarbonic part of the vegetable material at its steam treatment and differing by the fact, that the lignocellulose material before steam treatment at the room temperature is subjected to steeping by the pure water within 20-120 minutes, which is taken in the ratio of 1 mass share of water to l mass share of the lignocellulose material. The technical result of the invention - preliminary steeping allows to reduce the temperature and the steam treatment duration, which leads to reduction of the power consumption and to the increase of productivity.
EFFECT: the invention allows to reduce the temperature and duration of the lignocellulose material steam treatment, ensures reduction of power consumption and increase of productivity.
1 tbl, 1 ex
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METHOD OF MANUFACTURING WOOD PARTICLE BOARDS | 1999 |
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RU2166521C2 |
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Authors
Dates
2006-06-10—Published
2004-06-28—Filed