DE831322C - Verfahren zur Herstellung von Faserplatten und Formkoerpern aus Lignocellulose - Google Patents
Verfahren zur Herstellung von Faserplatten und Formkoerpern aus LignocelluloseInfo
- Publication number
- DE831322C DE831322C DEP44154A DE831322DA DE831322C DE 831322 C DE831322 C DE 831322C DE P44154 A DEP44154 A DE P44154A DE 831322D A DE831322D A DE 831322DA DE 831322 C DE831322 C DE 831322C
- Authority
- DE
- Germany
- Prior art keywords
- water
- pressure
- lignin
- lignocellulose
- lye
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 25
- 239000011094 fiberboard Substances 0.000 title claims description 8
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 229920005610 lignin Polymers 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 11
- 239000003513 alkali Substances 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000006386 neutralization reaction Methods 0.000 claims description 2
- 238000005470 impregnation Methods 0.000 claims 2
- 239000004745 nonwoven fabric Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 27
- 235000011121 sodium hydroxide Nutrition 0.000 description 11
- 239000002023 wood Substances 0.000 description 10
- 238000003825 pressing Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 238000009835 boiling Methods 0.000 description 4
- 239000000835 fiber Substances 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
- 238000010025 steaming Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 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
- 239000003795 chemical substances by application Substances 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
- 235000013305 food Nutrition 0.000 description 1
- 235000020094 liqueur Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 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
- 238000002203 pretreatment Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 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 |
|---|---|
| DE831322C true DE831322C (de) | 1952-02-14 |
Family
ID=25605887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP44154A Expired DE831322C (de) | 1948-06-08 | 1949-05-28 | Verfahren zur Herstellung von Faserplatten und Formkoerpern aus Lignocellulose |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE489433A (instruction) |
| CH (1) | CH277993A (instruction) |
| DE (1) | DE831322C (instruction) |
| GB (1) | GB674079A (instruction) |
Cited By (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 |
| WO2011071386A1 (en) * | 2009-12-11 | 2011-06-16 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Novel method for processing lignocellulose containing material |
Families Citing this family (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 |
-
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 (4)
| 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 |
| WO2011071386A1 (en) * | 2009-12-11 | 2011-06-16 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Novel method for processing lignocellulose containing material |
| US9435077B2 (en) | 2009-12-11 | 2016-09-06 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Method for processing lignocellulose containing material |
Also Published As
| Publication number | Publication date |
|---|---|
| CH277993A (de) | 1951-09-30 |
| BE489433A (instruction) | 1949-06-20 |
| GB674079A (en) | 1952-06-18 |
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