SE546098C2 - Method for preparing a bonding resin comprising lignin, a bonding resin comprising lignin, products comprising said bonding resin, and use of said bonding resin - Google Patents
Method for preparing a bonding resin comprising lignin, a bonding resin comprising lignin, products comprising said bonding resin, and use of said bonding resinInfo
- Publication number
- SE546098C2 SE546098C2 SE2050835A SE2050835A SE546098C2 SE 546098 C2 SE546098 C2 SE 546098C2 SE 2050835 A SE2050835 A SE 2050835A SE 2050835 A SE2050835 A SE 2050835A SE 546098 C2 SE546098 C2 SE 546098C2
- Authority
- SE
- Sweden
- Prior art keywords
- lignin
- bonding resin
- crosslinker
- products
- functional group
- Prior art date
Links
- 229920005610 lignin Polymers 0.000 title claims abstract description 82
- 229920005989 resin Polymers 0.000 title claims abstract description 58
- 239000011347 resin Substances 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000004971 Cross linker Substances 0.000 claims abstract description 21
- 239000000843 powder Substances 0.000 claims abstract description 17
- 239000006185 dispersion Substances 0.000 claims abstract description 13
- 150000001412 amines Chemical class 0.000 claims abstract description 12
- 239000007864 aqueous solution Substances 0.000 claims abstract description 10
- 239000000654 additive Substances 0.000 claims abstract description 9
- 150000001408 amides Chemical class 0.000 claims abstract description 8
- 150000003949 imides Chemical class 0.000 claims abstract description 8
- 150000002466 imines Chemical class 0.000 claims abstract description 8
- 125000000524 functional group Chemical group 0.000 claims abstract description 7
- 229920000962 poly(amidoamine) Polymers 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 9
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerol group Chemical group OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 9
- 239000011120 plywood Substances 0.000 claims description 9
- 239000002023 wood Substances 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 239000011094 fiberboard Substances 0.000 claims description 7
- 238000009408 flooring Methods 0.000 claims description 7
- 239000011491 glass wool Substances 0.000 claims description 7
- 239000011490 mineral wool Substances 0.000 claims description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- 230000032050 esterification Effects 0.000 claims description 5
- 238000005886 esterification reaction Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000002655 kraft paper Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 4
- 238000006266 etherification reaction Methods 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- 239000004848 polyfunctional curative Substances 0.000 claims description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 229920002554 vinyl polymer Polymers 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 150000002009 diols Chemical group 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 229920001451 polypropylene glycol Polymers 0.000 claims description 2
- 239000000600 sorbitol Substances 0.000 claims description 2
- 239000001648 tannin Substances 0.000 claims description 2
- 235000018553 tannin Nutrition 0.000 claims description 2
- 229920001864 tannin Polymers 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims 2
- 238000002360 preparation method Methods 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 21
- 239000000243 solution Substances 0.000 description 19
- 239000000203 mixture Substances 0.000 description 17
- 238000012360 testing method Methods 0.000 description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000002156 mixing Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 10
- 238000011156 evaluation Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 230000003750 conditioning effect Effects 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 239000003637 basic solution Substances 0.000 description 4
- 239000002609 medium Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000000731 Fagus sylvatica Species 0.000 description 1
- 235000010099 Fagus sylvatica Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012707 chemical precursor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- HANVTCGOAROXMV-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine;urea Chemical compound O=C.NC(N)=O.NC1=NC(N)=NC(N)=N1 HANVTCGOAROXMV-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 150000002924 oxiranes Chemical class 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229940080313 sodium starch Drugs 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J197/00—Adhesives based on lignin-containing materials
- C09J197/005—Lignin
-
- 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
-
- 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
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/002—Manufacture of substantially flat articles, e.g. boards, from particles or fibres characterised by the type of binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0025—Crosslinking or vulcanising agents; including accelerators
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
-
- 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
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
-
- 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
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
-
- 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
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
-
- 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
- B27N5/00—Manufacture of non-flat articles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE2050835A SE546098C2 (en) | 2020-07-03 | 2020-07-03 | Method for preparing a bonding resin comprising lignin, a bonding resin comprising lignin, products comprising said bonding resin, and use of said bonding resin |
| EP21832758.3A EP4176018A4 (de) | 2020-07-03 | 2021-07-01 | Verfahren zur herstellung eines bindungsharzes |
| PCT/IB2021/055902 WO2022003614A1 (en) | 2020-07-03 | 2021-07-01 | Method for preparing a bonding resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE2050835A SE546098C2 (en) | 2020-07-03 | 2020-07-03 | Method for preparing a bonding resin comprising lignin, a bonding resin comprising lignin, products comprising said bonding resin, and use of said bonding resin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE2050835A1 SE2050835A1 (en) | 2022-01-04 |
| SE546098C2 true SE546098C2 (en) | 2024-05-21 |
Family
ID=79315662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE2050835A SE546098C2 (en) | 2020-07-03 | 2020-07-03 | Method for preparing a bonding resin comprising lignin, a bonding resin comprising lignin, products comprising said bonding resin, and use of said bonding resin |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4176018A4 (de) |
| SE (1) | SE546098C2 (de) |
| WO (1) | WO2022003614A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4484515B1 (de) | 2023-06-27 | 2025-09-03 | SWISS KRONO Tec AG | Zuckerhaltiges bindemittelzusammensetzung für holzwerkstoffplatten, insbesondere holzspanplatten, als einkomponentensystem |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1778857A (zh) * | 2004-11-26 | 2006-05-31 | 江西南大中德食品工程中心 | 生物质基无甲醛室内用的人造板木材胶粘剂及其制备方法 |
| US20070218307A1 (en) * | 2002-05-13 | 2007-09-20 | State Of Oregon Acting By And Through The Oregon State Board Of Higher Education On Behalf Of Orego | Formaldehyde-free lignocellulosic adhesives and composites made from the adhesives |
| WO2008118741A1 (en) * | 2007-03-23 | 2008-10-02 | Hercules Inc. | Adhesive, formulations containing urea additives, methods of forming plywood therewith, and plywood products made thereby |
| US20110159768A1 (en) * | 2009-12-30 | 2011-06-30 | Crescimanno Stephen A | Carboxylated lignin based binders |
| WO2016009054A1 (en) * | 2014-07-17 | 2016-01-21 | Knauf Insulation Sprl | Improved Binder Compositions and Uses Thereof |
| CN105397898A (zh) * | 2015-11-24 | 2016-03-16 | 中南林业科技大学 | 一种无人工甲醛释放人造板的制备方法 |
| EP3266810A1 (de) * | 2016-07-05 | 2018-01-10 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Ligninbasiertes verbundstoffmaterial und verfahren zu dessen herstellung |
| US20200040022A1 (en) * | 2013-11-26 | 2020-02-06 | Upm-Kymmene Corporation | Method for treating lignin and for producing a binder composition |
| CN111216212A (zh) * | 2020-03-10 | 2020-06-02 | 杨晨露 | 一种使用生物基无醛胶的竹木纤维板及其制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409218A (zh) * | 2018-04-27 | 2019-11-05 | 上海东升新材料有限公司 | 一种木质素改性乳化剂及采用该乳化剂制备的akd乳液 |
-
2020
- 2020-07-03 SE SE2050835A patent/SE546098C2/en unknown
-
2021
- 2021-07-01 EP EP21832758.3A patent/EP4176018A4/de active Pending
- 2021-07-01 WO PCT/IB2021/055902 patent/WO2022003614A1/en not_active Ceased
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070218307A1 (en) * | 2002-05-13 | 2007-09-20 | State Of Oregon Acting By And Through The Oregon State Board Of Higher Education On Behalf Of Orego | Formaldehyde-free lignocellulosic adhesives and composites made from the adhesives |
| CN1778857A (zh) * | 2004-11-26 | 2006-05-31 | 江西南大中德食品工程中心 | 生物质基无甲醛室内用的人造板木材胶粘剂及其制备方法 |
| WO2008118741A1 (en) * | 2007-03-23 | 2008-10-02 | Hercules Inc. | Adhesive, formulations containing urea additives, methods of forming plywood therewith, and plywood products made thereby |
| US20110159768A1 (en) * | 2009-12-30 | 2011-06-30 | Crescimanno Stephen A | Carboxylated lignin based binders |
| US20200040022A1 (en) * | 2013-11-26 | 2020-02-06 | Upm-Kymmene Corporation | Method for treating lignin and for producing a binder composition |
| WO2016009054A1 (en) * | 2014-07-17 | 2016-01-21 | Knauf Insulation Sprl | Improved Binder Compositions and Uses Thereof |
| CN105397898A (zh) * | 2015-11-24 | 2016-03-16 | 中南林业科技大学 | 一种无人工甲醛释放人造板的制备方法 |
| EP3266810A1 (de) * | 2016-07-05 | 2018-01-10 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Ligninbasiertes verbundstoffmaterial und verfahren zu dessen herstellung |
| CN111216212A (zh) * | 2020-03-10 | 2020-06-02 | 杨晨露 | 一种使用生物基无醛胶的竹木纤维板及其制备方法 |
Non-Patent Citations (1)
| Title |
|---|
| GENG, X. et al. "Investigation of wood adhesives from kraft lignin and polyethylenimine" In: Journal of Adhesion Science and Technology, 2006, Vol. 20, No. 8, pp. 847-858, ISSN 0169-4243 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022003614A1 (en) | 2022-01-06 |
| EP4176018A1 (de) | 2023-05-10 |
| SE2050835A1 (en) | 2022-01-04 |
| EP4176018A4 (de) | 2024-07-03 |
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