DE1528257A1 - Verfahren zum Waermebehandeln von auf Holz basierten Fasererzeugnissen - Google Patents
Verfahren zum Waermebehandeln von auf Holz basierten FasererzeugnissenInfo
- Publication number
- DE1528257A1 DE1528257A1 DE19651528257 DE1528257A DE1528257A1 DE 1528257 A1 DE1528257 A1 DE 1528257A1 DE 19651528257 DE19651528257 DE 19651528257 DE 1528257 A DE1528257 A DE 1528257A DE 1528257 A1 DE1528257 A1 DE 1528257A1
- Authority
- DE
- Germany
- Prior art keywords
- heat treatment
- fiber
- impregnation
- wood
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims description 25
- 239000000835 fiber Substances 0.000 title claims description 12
- 238000000034 method Methods 0.000 title claims description 11
- 230000008569 process Effects 0.000 title claims description 4
- 239000002023 wood Substances 0.000 title claims description 4
- 239000003054 catalyst Substances 0.000 claims description 9
- 238000005470 impregnation Methods 0.000 claims description 8
- 230000008961 swelling Effects 0.000 claims description 7
- 230000029219 regulation of pH Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000002657 fibrous material Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- -1 Aluminum ions Chemical class 0.000 description 2
- 229920002522 Wood fibre Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 2
- 239000011094 fiberboard Substances 0.000 description 2
- 229910000358 iron sulfate Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002025 wood fiber Substances 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 239000005569 Iron sulphate Substances 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 231100000069 corrosive reaction Toxicity 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Joining Of Glass To Other Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE14462/64A SE327622B (enrdf_load_stackoverflow) | 1964-11-30 | 1964-11-30 | |
| SE2282/65A SE343095B (enrdf_load_stackoverflow) | 1965-02-22 | 1965-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1528257A1 true DE1528257A1 (de) | 1970-05-06 |
Family
ID=26654350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19651528257 Pending DE1528257A1 (de) | 1964-11-30 | 1965-11-26 | Verfahren zum Waermebehandeln von auf Holz basierten Fasererzeugnissen |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT271027B (enrdf_load_stackoverflow) |
| DE (1) | DE1528257A1 (enrdf_load_stackoverflow) |
| NO (1) | NO120963B (enrdf_load_stackoverflow) |
-
1965
- 1965-11-26 AT AT1067565A patent/AT271027B/de active
- 1965-11-26 DE DE19651528257 patent/DE1528257A1/de active Pending
- 1965-11-29 NO NO16068065A patent/NO120963B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO120963B (enrdf_load_stackoverflow) | 1970-12-28 |
| AT271027B (de) | 1969-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3412225C2 (enrdf_load_stackoverflow) | ||
| DE2917159C2 (enrdf_load_stackoverflow) | ||
| DE69805299T2 (de) | Verfahren zur behandlung eines lignozellulosematerials | |
| DE10246400A1 (de) | Verfahren zur Verbesserung der Oberflächenhärte eines Holzkörpers mit einer wässrigen Lösung eines Imprägniermittels | |
| EP2049598A2 (de) | Verwendung von holzwerkstoffen enthaltend polyamin zur senkung des formaldehydgehalts in der umgebungsluft | |
| DE3316645C2 (enrdf_load_stackoverflow) | ||
| CH641405A5 (en) | Process for producing chipboards with reduced formaldehyde elimination | |
| DE1528257A1 (de) | Verfahren zum Waermebehandeln von auf Holz basierten Fasererzeugnissen | |
| DE2263029C3 (de) | Verfahren zum Trocknen und Veredeln von Nutzholz | |
| EP1448345B1 (de) | Verfahren zur hydrophobierung von lignocellulosen bei der herstellung von holzwerkstoffen und aus lignocellulosen bestehendem holzwerkstoff | |
| DE2028377B2 (de) | Verfahren zur formgebung oder zum pressen von holz | |
| DE2654958A1 (de) | Verfahren zur behandlung von holz | |
| DE2263758A1 (de) | Verfahren zur herstellung von formbestaendigem holz und holzwerkstoffen | |
| AT403023B (de) | Verfahren zur herstellung von holzfaserplatten | |
| EP0566034B1 (de) | Kaltbrikettierte Kohle | |
| DE102005051716A1 (de) | Bindemittelzusammensetzung für Holzwerkstoffe | |
| DE4406825A1 (de) | Bindemittel auf der Basis von Tannin | |
| DE2163061C3 (de) | Verfahren zur Verbesserung der Lagerstabilität von Aminoplast-Leimharzen | |
| DE1229284B (de) | Verfahren zur Herstellung von Holzspanwerkstuecken mit vermindertem Wasseraufnahme- und Quellvermoegen | |
| CH370241A (de) | Verfahren zur Herstellung von Platten aus groben Faserstoffen | |
| DE3039691A1 (de) | Flammfestmachen von hartholz im niederdruckverfahren | |
| DE1642203A1 (de) | Verfahren zum Schuetzen von lignocellulosehaltigem Material | |
| DE742225C (de) | Verfahren zur Herstellung von Futtermitteln | |
| DE2347401A1 (de) | Verfahren zur herstellung eines verbesserten harnstoff-formaldehydharzes, nach dem verfahren hergestelltes harnstoff-formaldehydharz und seine verwendung zur herstellung | |
| DE1184290B (de) | Verfahren zur Herstellung eines Staerkebindemittels |