CH277993A - Verfahren zur Herstellung von Formkörpern aus Lignozellulose enthaltenden Stoffen. - Google Patents
Verfahren zur Herstellung von Formkörpern aus Lignozellulose enthaltenden Stoffen.Info
- Publication number
- CH277993A CH277993A CH277993DA CH277993A CH 277993 A CH277993 A CH 277993A CH 277993D A CH277993D A CH 277993DA CH 277993 A CH277993 A CH 277993A
- Authority
- CH
- Switzerland
- Prior art keywords
- water
- stage
- pressure
- alkaline
- impregnated
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 35
- 239000000126 substance Substances 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 229920005610 lignin Polymers 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 18
- 239000002023 wood Substances 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005470 impregnation Methods 0.000 claims description 3
- 230000020477 pH reduction Effects 0.000 claims description 3
- 239000005871 repellent Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
- 239000007884 disintegrant Substances 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 1
- LHLMOSXCXGLMMN-CLTUNHJMSA-M [(1s,5r)-8-methyl-8-propan-2-yl-8-azoniabicyclo[3.2.1]octan-3-yl] 3-hydroxy-2-phenylpropanoate;bromide Chemical compound [Br-].C([C@H]1CC[C@@H](C2)[N+]1(C)C(C)C)C2OC(=O)C(CO)C1=CC=CC=C1 LHLMOSXCXGLMMN-CLTUNHJMSA-M 0.000 claims 1
- 239000011575 calcium Substances 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 238000001802 infusion Methods 0.000 claims 1
- 239000000376 reactant Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 9
- 239000011230 binding agent Substances 0.000 description 8
- 238000003825 pressing Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 239000003513 alkali Substances 0.000 description 6
- 239000011094 fiberboard Substances 0.000 description 6
- 238000009835 boiling Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000010186 staining Methods 0.000 description 3
- 235000013405 beer Nutrition 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000218657 Picea Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J1/00—Fibreboard
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H8/00—Macromolecular compounds derived from lignocellulosic materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J1/00—Fibreboard
- D21J1/08—Impregnated or coated fibreboard
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/005—Lignin
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Biochemistry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT277993X | 1948-06-08 | ||
| AT100648X | 1948-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH277993A true CH277993A (de) | 1951-09-30 |
Family
ID=25605887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH277993D CH277993A (de) | 1948-06-08 | 1949-05-17 | Verfahren zur Herstellung von Formkörpern aus Lignozellulose enthaltenden Stoffen. |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE489433A (en(2012)) |
| CH (1) | CH277993A (en(2012)) |
| DE (1) | DE831322C (en(2012)) |
| GB (1) | GB674079A (en(2012)) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1013157B (de) * | 1952-01-30 | 1957-08-01 | Fibermaterial Ab | Verfahren zum Haerten und bzw. oder Entgasen von Faserplatten |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1042371B (de) * | 1952-03-31 | 1958-10-30 | Herbert Kurth | Verfahren zur Gewinnung von pulverfoermigem Lignin fuer die Herstellung von Pressmassen bei der Erzeugung von Zellstoffprodukten |
| DE3627861A1 (de) * | 1986-08-16 | 1988-02-25 | Hans Dipl Ing Knauth | Verfahren zur herstellung torfaehnlicher produkte aus lignocellulosehaltigen stoffen |
| EP2333151A1 (en) * | 2009-12-11 | 2011-06-15 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Novel method for processing lignocellulose containing material |
-
1949
- 1949-05-17 CH CH277993D patent/CH277993A/de unknown
- 1949-05-28 DE DEP44154A patent/DE831322C/de not_active Expired
- 1949-06-03 BE BE489433D patent/BE489433A/xx unknown
- 1949-06-09 GB GB15444/49A patent/GB674079A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1013157B (de) * | 1952-01-30 | 1957-08-01 | Fibermaterial Ab | Verfahren zum Haerten und bzw. oder Entgasen von Faserplatten |
Also Published As
| Publication number | Publication date |
|---|---|
| BE489433A (en(2012)) | 1949-06-20 |
| DE831322C (de) | 1952-02-14 |
| GB674079A (en) | 1952-06-18 |
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