NO130631B - - Google Patents
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- Publication number
- NO130631B NO130631B NO308071A NO308071A NO130631B NO 130631 B NO130631 B NO 130631B NO 308071 A NO308071 A NO 308071A NO 308071 A NO308071 A NO 308071A NO 130631 B NO130631 B NO 130631B
- Authority
- NO
- Norway
- Prior art keywords
- lignin
- hydrazine
- pressing
- finely divided
- products
- Prior art date
Links
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 52
- 239000000463 material Substances 0.000 claims description 30
- 229920005610 lignin Polymers 0.000 claims description 25
- 238000003825 pressing Methods 0.000 claims description 20
- 239000000126 substance Substances 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000003213 activating effect Effects 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 description 21
- 229920002678 cellulose Polymers 0.000 description 9
- 239000001913 cellulose Substances 0.000 description 9
- 238000005470 impregnation Methods 0.000 description 9
- 235000019589 hardness Nutrition 0.000 description 7
- 238000001035 drying Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000002023 wood Substances 0.000 description 5
- 239000007900 aqueous suspension Substances 0.000 description 4
- 235000018185 Betula X alpestris Nutrition 0.000 description 3
- 235000018212 Betula X uliginosa Nutrition 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 235000015107 ale Nutrition 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000011093 chipboard Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- -1 sawdust Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI230570A FI47467C (fi) | 1970-08-21 | 1970-08-21 | Menetelmä puristetuotteiden valmistamiseksi ligniinipitoisista hienoja koisista materiaaleista |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO130631B true NO130631B (de) | 1974-10-07 |
| NO130631C NO130631C (de) | 1975-01-15 |
Family
ID=8506923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO308071A NO130631C (de) | 1970-08-21 | 1971-08-18 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5016395B1 (de) |
| AT (1) | AT315504B (de) |
| BR (1) | BR7105444D0 (de) |
| CA (1) | CA963223A (de) |
| DK (1) | DK129053B (de) |
| FI (1) | FI47467C (de) |
| FR (1) | FR2104576A5 (de) |
| GB (1) | GB1324949A (de) |
| NO (1) | NO130631C (de) |
| SE (1) | SE360598B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI502142B (zh) * | 2012-05-17 | 2015-10-01 | Wistron Corp | 易於拆裝之樞軸機構及其電子裝置 |
| CN111877039A (zh) * | 2020-08-05 | 2020-11-03 | 玖龙纸业（太仓）有限公司 | 一种以刨花为原料的机械浆生产系统及生产工艺 |
-
1970
- 1970-08-21 FI FI230570A patent/FI47467C/fi active
-
1971
- 1971-08-11 AT AT704371A patent/AT315504B/de not_active IP Right Cessation
- 1971-08-17 CA CA120,782A patent/CA963223A/en not_active Expired
- 1971-08-17 GB GB3843071A patent/GB1324949A/en not_active Expired
- 1971-08-18 NO NO308071A patent/NO130631C/no unknown
- 1971-08-20 BR BR544471A patent/BR7105444D0/pt unknown
- 1971-08-20 FR FR7130360A patent/FR2104576A5/fr not_active Expired
- 1971-08-20 SE SE1059971A patent/SE360598B/xx unknown
- 1971-08-21 JP JP46063374A patent/JPS5016395B1/ja active Pending
- 1971-08-23 DK DK411371A patent/DK129053B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI47467B (de) | 1973-08-31 |
| NO130631C (de) | 1975-01-15 |
| CA963223A (en) | 1975-02-25 |
| DK129053B (da) | 1974-08-12 |
| AT315504B (de) | 1974-05-27 |
| GB1324949A (en) | 1973-07-25 |
| BR7105444D0 (pt) | 1973-04-19 |
| FR2104576A5 (de) | 1972-04-14 |
| DE2141404A1 (de) | 1972-02-24 |
| JPS5016395B1 (de) | 1975-06-12 |
| DE2141404B2 (de) | 1977-04-14 |
| FI47467C (fi) | 1973-12-10 |
| SE360598B (de) | 1973-10-01 |
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