CN104742215B - Medium density fiberboard produced by soybean protein adhesive and preparation method - Google Patents
Medium density fiberboard produced by soybean protein adhesive and preparation method Download PDFInfo
- Publication number
- CN104742215B CN104742215B CN201510091979.2A CN201510091979A CN104742215B CN 104742215 B CN104742215 B CN 104742215B CN 201510091979 A CN201510091979 A CN 201510091979A CN 104742215 B CN104742215 B CN 104742215B
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- Prior art keywords
- adhesive
- parts
- soybean protein
- glue
- preparation
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- 108010073771 Soybean Proteins Proteins 0.000 title claims abstract description 30
- 235000019710 soybean protein Nutrition 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 239000000853 adhesive Substances 0.000 title abstract description 26
- 230000001070 adhesive effect Effects 0.000 title abstract description 26
- 239000011094 fiberboard Substances 0.000 title abstract description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 239000003945 anionic surfactant Substances 0.000 claims abstract description 7
- 239000002562 thickening agent Substances 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 49
- 239000000835 fiber Substances 0.000 claims description 23
- 238000001035 drying Methods 0.000 claims description 9
- 210000004209 hair Anatomy 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 238000007688 edging Methods 0.000 claims description 7
- 235000019256 formaldehyde Nutrition 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 6
- 239000003755 preservative agent Substances 0.000 claims description 6
- 230000002335 preservative effect Effects 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 239000002023 wood Substances 0.000 claims description 5
- 238000001802 infusion Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000004513 sizing Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000007885 magnetic separation Methods 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract description 12
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 239000003607 modifier Substances 0.000 abstract 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 11
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 4
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 3
- 235000018102 proteins Nutrition 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- 102000004169 proteins and genes Human genes 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 2
- 235000010469 Glycine max Nutrition 0.000 description 2
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- -1 bright Chemical compound 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OSNILPMOSNGHLC-UHFFFAOYSA-N 1-[4-methoxy-3-(piperidin-1-ylmethyl)phenyl]ethanone Chemical compound COC1=CC=C(C(C)=O)C=C1CN1CCCCC1 OSNILPMOSNGHLC-UHFFFAOYSA-N 0.000 description 1
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 1
- CHHHXKFHOYLYRE-UHFFFAOYSA-M 2,4-Hexadienoic acid, potassium salt (1:1), (2E,4E)- Chemical compound [K+].CC=CC=CC([O-])=O CHHHXKFHOYLYRE-UHFFFAOYSA-M 0.000 description 1
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 description 1
- 244000215068 Acacia senegal Species 0.000 description 1
- 229920001817 Agar Polymers 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- QFOHBWFCKVYLES-UHFFFAOYSA-N Butylparaben Chemical compound CCCCOC(=O)C1=CC=C(O)C=C1 QFOHBWFCKVYLES-UHFFFAOYSA-N 0.000 description 1
- BCZXFFBUYPCTSJ-UHFFFAOYSA-L Calcium propionate Chemical compound [Ca+2].CCC([O-])=O.CCC([O-])=O BCZXFFBUYPCTSJ-UHFFFAOYSA-L 0.000 description 1
- 241000206575 Chondrus crispus Species 0.000 description 1
- 229920000858 Cyclodextrin Polymers 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 229920000084 Gum arabic Polymers 0.000 description 1
- XPJVKCRENWUEJH-UHFFFAOYSA-N Isobutylparaben Chemical compound CC(C)COC(=O)C1=CC=C(O)C=C1 XPJVKCRENWUEJH-UHFFFAOYSA-N 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- HDSBZMRLPLPFLQ-UHFFFAOYSA-N Propylene glycol alginate Chemical compound OC1C(O)C(OC)OC(C(O)=O)C1OC1C(O)C(O)C(C)C(C(=O)OCC(C)O)O1 HDSBZMRLPLPFLQ-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 239000000205 acacia gum Substances 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000005210 alkyl ammonium group Chemical group 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 235000012216 bentonite Nutrition 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 1
- 229940092714 benzenesulfonic acid Drugs 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 229960004365 benzoic acid Drugs 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 235000010331 calcium propionate Nutrition 0.000 description 1
- 239000004330 calcium propionate Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- ZLFVRXUOSPRRKQ-UHFFFAOYSA-N chembl2138372 Chemical compound [O-][N+](=O)C1=CC(C)=CC=C1N=NC1=C(O)C=CC2=CC=CC=C12 ZLFVRXUOSPRRKQ-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- BEFDCLMNVWHSGT-UHFFFAOYSA-N ethenylcyclopentane Chemical compound C=CC1CCCC1 BEFDCLMNVWHSGT-UHFFFAOYSA-N 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000665 guar gum Substances 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 229960002154 guar gum Drugs 0.000 description 1
- 239000001341 hydroxy propyl starch Substances 0.000 description 1
- 229920003063 hydroxymethyl cellulose Polymers 0.000 description 1
- 229940031574 hydroxymethyl cellulose Drugs 0.000 description 1
- 235000013828 hydroxypropyl starch Nutrition 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- YEULQIJMIOWCHB-UHFFFAOYSA-N isopropyl salicylate Chemical compound CC(C)OC(=O)C1=CC=CC=C1O YEULQIJMIOWCHB-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 150000008442 polyphenolic compounds Chemical class 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 235000010241 potassium sorbate Nutrition 0.000 description 1
- 239000004302 potassium sorbate Substances 0.000 description 1
- 229940069338 potassium sorbate Drugs 0.000 description 1
- 235000010409 propane-1,2-diol alginate Nutrition 0.000 description 1
- 239000000770 propane-1,2-diol alginate Substances 0.000 description 1
- 235000010232 propyl p-hydroxybenzoate Nutrition 0.000 description 1
- QELSKZZBTMNZEB-UHFFFAOYSA-N propylparaben Chemical compound CCCOC(=O)C1=CC=C(O)C=C1 QELSKZZBTMNZEB-UHFFFAOYSA-N 0.000 description 1
- 229960003415 propylparaben Drugs 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 description 1
- 235000010234 sodium benzoate Nutrition 0.000 description 1
- 239000004299 sodium benzoate Substances 0.000 description 1
- 229960003885 sodium benzoate Drugs 0.000 description 1
- FLGQVZYSWCHLTB-UHFFFAOYSA-M sodium benzoic acid 2-hydroxypropanoic acid benzoate Chemical compound C(C(O)C)(=O)O.C(C1=CC=CC=C1)(=O)O.C(C1=CC=CC=C1)(=O)[O-].[Na+] FLGQVZYSWCHLTB-UHFFFAOYSA-M 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 229940048842 sodium xylenesulfonate Drugs 0.000 description 1
- QUCDWLYKDRVKMI-UHFFFAOYSA-M sodium;3,4-dimethylbenzenesulfonate Chemical compound [Na+].CC1=CC=C(S([O-])(=O)=O)C=C1C QUCDWLYKDRVKMI-UHFFFAOYSA-M 0.000 description 1
- MZSDGDXXBZSFTG-UHFFFAOYSA-M sodium;benzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=CC=C1 MZSDGDXXBZSFTG-UHFFFAOYSA-M 0.000 description 1
- 235000010199 sorbic acid Nutrition 0.000 description 1
- 239000004334 sorbic acid Substances 0.000 description 1
- 229940075582 sorbic acid Drugs 0.000 description 1
- 229940001941 soy protein Drugs 0.000 description 1
- SRJQTHAZUNRMPR-UYQKXTDMSA-N spinosyn A Chemical compound O([C@H]1CCC[C@@H](OC(=O)C[C@H]2[C@@H]3C=C[C@@H]4C[C@H](C[C@H]4[C@@H]3C=C2C(=O)[C@@H]1C)O[C@H]1[C@@H]([C@H](OC)[C@@H](OC)[C@H](C)O1)OC)CC)[C@H]1CC[C@H](N(C)C)[C@@H](C)O1 SRJQTHAZUNRMPR-UYQKXTDMSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 239000008096 xylene Substances 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
- 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
-
- 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
- B27N1/02—Mixing the material with binding agent
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The invention provides a medium density fiberboard produced by soybean protein adhesive and a preparation method and belongs to the technical field of building medium density fiberboards. A pipeline is adopted for applying the adhesive. The soybean protein adhesive is prepared from, by weight, 30 to 50 parts of soybean protein raw materials, 100 parts of water, 25 to 35 parts of modifiers, 10 parts of padding, 2 to 3 parts of thickening agent, 3 to 5 parts of anionic surfactant and 2 parts of corrosion remover. All the components of the adhesive are matched and mixed through an automatic adhesive mixing machine according to the proportion, the adhesive is directly sprayed into a discharging pipe of a thermal grinding machine through an automatic metering device, and the adhesive applying amount accounts for 8% to 12% of the weight of a finished product; the adhesive is injected into the thermal grinding machine through a metering pump and the use amount accounts for 1% to 2% of the weight of the finished product. An adhesive applying system is fully automatically monitored so as to guarantee that the adhesive can be applied quantitatively and evenly, the front face and the back face of each rough board are sanded through a sander at a time; the boards are checked, graded, stacked, packaged and stored in a warehouse. The medium density fiberboard produced by the soybean protein adhesive has the remarkable advantages of being environmental friendly and free of benzene and formaldehyde.
Description
Technical field
The present invention relates to a kind of density board of utilization soybean protein glue production and preparation method, belong to site coverage plate technique
Field.
Background technology
Density board (English：Medium Density Fiberboard (MDF)) it is also referred to as fiberboard, it is by trunk material, branch
The wood materials such as material or other plant fiber through defibrator process, applying glue, drying, mat formation after hot pressing and the artificial board made, adhesive
Mainly use urea-formaldehyde glue.The soft impact resistance of its matter, intensity is higher, suppresses rear even density, also easily reprocesses, many in China
Field is widely used, but its shortcoming to be water proofing property poor, this also limits its range to a certain extent.
Density board produces conventional binding agent urea-formaldehyde resin adhesive, produces glued board efficiency high, product using these colloids
Performance is also more excellent, but the burst size of methanal of product is also higher, destroys the living environment of people, the body of grievous injury people
Body health.
Content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of density board of utilization soybean protein glue production and preparation
Method.
A kind of preparation method of the density board that utilization soybean protein glue produces, containing following steps；
Step 1), procedure for preparation：
Raw material is all using sanction carrier aircraft transport：Wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic
Choosing, the storage bin(hopper) of entrance defibrator；
Step 2), fiber preparation be dried：
Using carrying vertical preheating cylinder, the fiber made is injected directly into Air Dried System by defibrator, makes wet for fiber preparation
To required moisture content, drying source is steam to fiber drying；Dried fiber, after continuous weighing, measurement of water-content coefficient
Wind delivers to fibre storehouse；For guaranteeing dry mass, drying system is provided with temperature control reponse system；
Step 3), applying glue：
Using pipeline applying glue；The preparation of soybean protein glue, includes soybean protein raw material 30-50 part, water 100 by weight ratio
Part, modifying agent 25-35 part, 10 parts of filler, thickener 2-3 part, anion surfactant 3-5 part, 2 parts of preservative；Automatically adjust
Sizing material each component allocated mixing by glue machine in proportion, through self-measuring device, be injected directly into the drainage conduit of defibrator, resin added is
The 8%-12% of finished product weight；Enter defibrator with metering infusion, consumption is the 1-2% of finished product weight；Glue system is supervised using full-automatic
Control, with ensure the quantitation of applying glue with uniformly；
Modifying agent may be selected to be：Aromatic hydrocarbon, Tea Polyphenols, benzene, phenol, aniline, phthalic anhydride, benzene sulfonic acid, benzene sulfonic acid sodium salt, benzene Asia sulphur
Acid, benzene sulfinic acid sodium salt, styrene, dimethylbenzene, xylene monosulfonic acid, sodium xylene sulfonate, toluene, toluidine red, everbright fast maroon,
The mixture of one or more of benzidine yellow etc..
Thickener may be selected to be：Xanthans, sodium alginate, hydroxypropyl starch ether, propylene glycol alginate, bright, cyclodextrine,
One of pectin, carragheen, agar, gum arabic, hydroxymethyl cellulose, sodium carboxymethylcellulose or guar gum or several
Plant mixture.
Anion surfactant may be selected to be：Neopelex, lauryl sodium sulfate, polyacrylic acid and its
One or more of salt, ethyoxyl sodium alkyl sulfate (AES), ethyoxyl alkyl ammonium sulfate, lauryl sodium sulfate mixed
Compound.
Preservative may be selected to be：Benzoic acid, Sodium Benzoate, sorbic acid, potassium sorbate, calcium propionate, sodium lactate benzoic acid
(benzoic acid), dehydroactic acid, p-hydroxybenzoic acid, aethyl parabenum, nipasol, Butyl Chemosept, right
The mixture of one or more of hydroxybenzoate isopropyl ester, p-hydroxybenzoic acid isobutyl ester, salicylic acid.
Filler may be selected to be：Diatomite, kaolin, bentonite, talcum powder, glass silk flosssilk wadding, rock wool, glass dust, fine sand, saw
The mixture of one or more in end, cellulose.
Step 4), shaping, hot pressing：
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind；Continuous slab through precompressed, longitudinal edging, metal is visited
After surveying moisture content and the automatic monitoring of density, qualified slab enters hot press, and underproof slab can automatically remove, and through taking care of oneself
Reuse afterwards；
Step 5), edging, cooling, sanding, inspection：
The continuous hair plates pressing, through being cut into the specification of requirement, accelerated transport in length and breadth, delivers to hair plates cooler, is cooled to
Certain temperature, then sanding is sent to by fork truck；Whole piece sanding line is automatic, by the positive and negative sanding to hair plates for the sander, one
Secondary by completing；Then plank tested, grade, stacking, packaging, warehouse-in.
The density board that methods described makes, major parameter is as follows：Moisture content：6.0-10%；Burst size of methanal：E0≤
0.5mg/L；Bending strength：Single test specimen >=the 27.6MPa of 6mm thickness, mean value >=28.2MPa；Transverse modulus of elasticity：
Single test specimen >=2.6 × 10 of 6mm thickness3MPa, mean value >=2.65 × 103MPa；Internal bond strength：The single test specimen of 6mm thickness >=
0.6MPa；Mean value >=0.62MPa；6mm thickness time expansion rate of water absorption is respectively less than 35%.
It is an advantage of the invention that utilizing soybean protein glue production density plate, there is environmental protection, the no formaldehydeless brilliance of benzene
Advantage, brings new dawn and hope for the thorough house decorative material that solves to the harm of human body.Therefore, soybean protein glue obtains
With the application in artificial board, it is also to improve existing one breach of living conditions.
Specific embodiment
Obviously, those skilled in the art belong to the guarantor of the present invention based on the many modifications and variations that spirit of the invention is done
Shield scope.
With reference to embodiment, the present invention is further described.
Embodiment 1：
Density board and preparation method that a kind of utilization soybean protein glue produces；Get the raw materials ready → wind send → fiber separation → applying glue does
Dry → shaping → precompressed → hot pressing → buck → edging → sanding of mating formation → go-on-go warehouse-in.Bonding colloid is soybean protein glue, greatly
The preparation of soybean glue, includes by weight ratio：30 parts of soybean protein raw material, 100 parts of water, 25 parts of modifying agent, 10 parts of filler, increase
Thick dose 2 parts, 3 parts of anion surfactant, 2 parts of preservative；Soybean protein glue do not contain formaldehyde, environmental protection, nontoxic, and
Protein adhesive volatility is especially low, not degumming, and adhesion strength and resistance to water all can reach the technical indicator of Lauxite.System
The density board becoming is nontoxic, environmental protection, and its burst size of methanal is zero.
Embodiment 2：
A kind of preparation method of the density board that utilization soybean protein glue produces, containing following steps；
Step 1), material papering section：
Raw material is all using sanction carrier aircraft transport：Wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic
Choosing, the storage bin(hopper) of entrance defibrator.
Step 2), fiber preparation be dried：
Using carrying vertical preheating cylinder, the fiber made is injected directly into Air Dried System by defibrator, makes wet for fiber preparation
To required moisture content, drying source is steam to fiber drying.Dried fiber, after continuous weighing, measurement of water-content coefficient
Wind delivers to fibre storehouse.For guaranteeing dry mass, drying system is provided with temperature control reponse system.
Step 3), applying glue：
Using pipeline applying glue.The preparation of soybean protein glue, includes by weight ratio：35 parts of soybean protein raw material, water 100
Part, 30 parts of modifying agent, 10 parts of filler, 2.5 parts of thickener, 4 parts of anion surfactant, 2 parts of preservative；
Automatically glue mixer sizing material each component is allocated mixing in proportion, through self-measuring device, be injected directly into defibrator
Drainage conduit, resin added is the 8%-12% of finished product weight.Enter defibrator with metering infusion, consumption is the 1-2% of finished product weight.Applying glue system
System adopts Full-automatic monitoring, with ensure the quantitation of applying glue with uniformly.
Step 4), shaping, hot pressing：
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind.Continuous slab through precompressed, longitudinal edging, metal is visited
After surveying moisture content and the automatic monitoring of density, qualified slab enters hot press, and underproof slab can automatically remove, and through taking care of oneself
Reuse afterwards.
Step 5), edging, cooling, sanding, inspection：
The continuous hair plates pressing, through being cut into the specification of requirement, accelerated transport in length and breadth, delivers to hair plates cooler, is cooled to
Certain temperature, then sanding is sent to by fork truck.Whole piece sanding line is automatic, by the positive and negative sanding to hair plates for the sander, one
Secondary by completing.Then plank tested, grade, stacking, packaging, warehouse-in.
The major parameter preparing finished product is as follows：
Moisture content：6.0-10%；Burst size of methanal：E0≤0.5mg/L；Bending strength：The single test specimen of 6mm thickness >=
27.6MPa, mean value >=28.2MPa；Transverse modulus of elasticity：Single test specimen >=2.6 × 10 of 6mm thickness3MPa, mean value >=
2.65×103MPa；Internal bond strength：Single test specimen >=the 0.6MPa of 6mm thickness；Mean value >=0.62MPa；6mm thickness time is inhaled
Water expansion rate is respectively less than 35%.
The utility model has the advantages that " soybean protein glue " that produce is the key element manufacturing environment friendly artificial board.With tradition
Adhesive compare, soy protein adhesives have as follows significantly characteristic：
1st, do not contain formaldehyde and other harmful substance, overcome the inadequate natural endowment of urea-formaldehyde resin adhesive.
2nd, no free formaldehyde release, super European E0 level (0.5mg/L) and JAS Japanese Agricultural Standard F four-star (0.3mg/L) are
High-environmental class criteria；Every technic index is superior to existing glue kind, and cost performance is high.
3rd, the glued board excellent in resistance to boiling water made, is fully achieved the requirement to II class glued board for the national standard and U.S.
State, Japan, the requirement of the dipping and stripping to solid wooden compound floor for the European Union；Traditional protein adhesive resistance to water extreme difference, is not even resistant to
Cold water soak, can not heat-resisting water retting.
Do not need when the 4th, using to add curing agent, working life is long, better than urea-formaldehyde resin adhesive.
5th, can deposit under normal temperature more than 1 year, be much better than urea-formaldehyde resin adhesive.
6th, under low temperature (as 4 DEG C), still keep excellent cold pressing strength, better than urea-formaldehyde resin adhesive.
7th, ageing resistance is excellent, better than urea-formaldehyde resin adhesive.
8th, no waste mine, discharge of wastewater in the production process of this glue, also no noxious gas emission, will not endanger glue and people
Make the healthy of plate producers, be much better than urea-formaldehyde resin adhesive.
9th, coating is excellent, identical with urea-formaldehyde resin adhesive, better than traditional protein adhesive.
10th, this product with soybean as raw material, discharge, and belongs to " clearer production technology " by production process no " three wastes ".
11st, it is applied to the manufacture of the wood-based plates such as fiberboard, glued board, particieboard, core-board and solid wooden compound floor.
12nd, the cost performance of soybean protein glue and urea-formaldehyde glue is as shown in table 1.
Table 1 soybean protein glue and the cost performance table of urea-formaldehyde glue
Embodiment 3：The step 3 of wherein embodiment 2) be：Applying glue：
Using pipeline applying glue；The preparation of soybean protein glue, includes 50 parts of soybean protein raw material by weight ratio, 100 parts of water,
35 parts of modifying agent, 10 parts of filler, 3 parts of thickener, 5 parts of anion surfactant, 2 parts of preservative；
Automatically glue mixer sizing material each component is allocated mixing in proportion, through self-measuring device, be injected directly into defibrator
Drainage conduit, resin added is the 8%-12% of finished product weight.Enter defibrator with metering infusion, consumption is the 1-2% of finished product weight.Applying glue system
System adopts Full-automatic monitoring, with ensure the quantitation of applying glue with uniformly.
Automatically soybean protein glue is injected directly into the drainage conduit of defibrator, resin added 390-450g/ by glue mixer.Fiber material
Storehouse quantitative discharging, delivers to mat forming machine through wind, hot pressing after first precompressed, obtains slab and then carries out sanding process, you can
Obtain glued board.
As described above, being explained to embodiments of the invention, but as long as essentially without depart from this
Bright inventive point and effect can have a lot of deformation, and this will be readily apparent to persons skilled in the art.Therefore, this
The variation of sample is also integrally incorporated within protection scope of the present invention.
Claims (1)
1. a kind of preparation method of the density board using soybean protein glue production is it is characterised in that contain following steps；
Step 1), procedure for preparation：
Raw material is all using sanction carrier aircraft transport：Wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic separation, enter
Enter the storage bin(hopper) of defibrator；
Step 2), fiber preparation be dried：
Using carrying vertical preheating cylinder, the fiber made is injected directly into Air Dried System by defibrator, makes wet fiber for fiber preparation
It is dried to required moisture content, drying source is steam；Dried fiber, after continuous weighing, measurement of water-content coefficient, wind send
To fibre storehouse；For guaranteeing dry mass, drying system is provided with temperature control reponse system；
Step 3), applying glue：
Using pipeline applying glue；The preparation of soybean protein glue, includes by weight ratio：Soybean protein raw material 30-50 part, 100 parts of water,
Modifying agent 25-35 part, 10 parts of filler, thickener 2-3 part, anion surfactant 3-5 part, 2 parts of preservative；Automatically glue mixer
Sizing material each component is allocated mixing in proportion, through self-measuring device, be injected directly into the drainage conduit of defibrator, resin added be finished product
The 8%-12% of weight；Enter defibrator with metering infusion, consumption is the 1-2% of finished product weight；Glue system adopts Full-automatic monitoring, with
Ensure the quantitation of applying glue with uniformly；
Step 4), shaping, hot pressing：
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind；Continuous slab through precompressed, longitudinal edging, metal detection contains
After water rate and the automatic monitoring of density, qualified slab enters hot press, and underproof slab can automatically remove, and returns after taking care of oneself
With；
Step 5), edging, cooling, sanding, inspection：
The continuous hair plates pressing, through being cut into the specification of requirement, accelerated transport in length and breadth, delivers to hair plates cooler, is cooled to certain
Temperature, then sanding is sent to by fork truck；Whole piece sanding line is automatic, by the positive and negative sanding to hair plates for the sander, once leads to
Cross and complete；Then plank tested, grade, stacking, packaging, warehouse-in；
Density board parameter is as follows：Moisture content：6.0-10%；Burst size of methanal：E0≤0.5mg/L；Bending strength：6mm is thick
Spend single test specimen >=27.6MPa, mean value >=28.2MPa；Transverse modulus of elasticity：Single test specimen >=2.6 of 6mm thickness ×
103MPa, mean value >=2.65 × 103MPa；Internal bond strength：Single test specimen >=the 0.6MPa of 6mm thickness；Mean value >=
0.62MPa；6mm thickness time expansion rate of water absorption is respectively less than 35%.
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| CN104985666A (en) * | 2015-07-23 | 2015-10-21 | 孙小力 | Chipboard produced through casein-soybean glue and preparation method |
| CN105252628A (en) * | 2015-11-19 | 2016-01-20 | 江南大学 | Light and environment-friendly biomass packing material and preparation method thereof |
| CN105563600A (en) * | 2015-12-18 | 2016-05-11 | 文安县天华密度板有限公司 | Production method for decreasing formaldehyde of density board |
| CN105839889A (en) * | 2016-05-25 | 2016-08-10 | 浙江永吉木业有限公司 | Wood-fragrance type formaldehyde-free wood floor |
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| CN100558520C (en) * | 2007-12-11 | 2009-11-11 | 浙江大学 | The bamboo fiberboard preparation method of modified soy protein adhesive |
| CN101412899B (en) * | 2008-02-18 | 2011-06-22 | 河南新鼎科技发展有限公司 | Completely degradable plant protein wood adhesive and preparation thereof |
| CN102212329B (en) * | 2011-02-17 | 2013-01-30 | 山东新港企业集团有限公司 | Aldehyde-free soybean modified wood bonding agent and method for preparing same |
| CN103937441A (en) * | 2014-04-11 | 2014-07-23 | 中国科学院青岛生物能源与过程研究所 | Preparation method of formaldehyde-free water-resistant protein adhesive |
| CN103934878B (en) * | 2014-05-07 | 2016-05-11 | 攀枝花钢城集团印刷广告有限公司 | Medium density fibre board (MDF) and manufacture method thereof and purposes |
| CN104059598B (en) * | 2014-06-19 | 2016-08-17 | 东营人造板厂 | A kind of Soybean Protein Modification glue is without the manufacture method of aldehyde medium density fibre board (MDF) |
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