CN104742215A - 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
- CN104742215A CN104742215A CN201510091979.2A CN201510091979A CN104742215A CN 104742215 A CN104742215 A CN 104742215A CN 201510091979 A CN201510091979 A CN 201510091979A CN 104742215 A CN104742215 A CN 104742215A
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- China
- Prior art keywords
- adhesive
- parts
- soybean protein
- glue
- preparation
- 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.)
- Granted
Links
- 108010073771 Soybean Proteins Proteins 0.000 title claims abstract description 31
- 235000019710 soybean protein Nutrition 0.000 title claims abstract description 30
- 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 14
- 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
- 239000003607 modifier Substances 0.000 claims abstract description 7
- 239000002562 thickening agent Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 49
- 239000000835 fiber Substances 0.000 claims description 24
- 210000004209 hair Anatomy 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 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
- 238000000034 method Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 7
- 239000002023 wood Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 238000001802 infusion Methods 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000004513 sizing Methods 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000007885 magnetic separation 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
- 239000007921 spray Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract description 9
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 9
- 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 5
- 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
- -1 bright Chemical compound 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
- 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
- 239000002253 acid Substances 0.000 description 2
- JEHKKBHWRAXMCH-UHFFFAOYSA-N benzenesulfinic acid Chemical compound O[S@@](=O)C1=CC=CC=C1 JEHKKBHWRAXMCH-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
- 239000000084 colloidal system Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000007598 dipping method Methods 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
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 241000206575 Chondrus crispus Species 0.000 description 1
- 229920000858 Cyclodextrin Polymers 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 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
- CMHMMKSPYOOVGI-UHFFFAOYSA-N Isopropylparaben Chemical compound CC(C)OC(=O)C1=CC=C(O)C=C1 CMHMMKSPYOOVGI-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
- 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
- 235000010419 agar Nutrition 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
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920006184 cellulose methylcellulose 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
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- BEFDCLMNVWHSGT-UHFFFAOYSA-N ethenylcyclopentane Chemical compound C=CC1CCCC1 BEFDCLMNVWHSGT-UHFFFAOYSA-N 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
- 235000013828 hydroxypropyl starch Nutrition 0.000 description 1
- 208000014674 injury Diseases 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
- 238000003825 pressing Methods 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
- 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
- 230000035939 shock Effects 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 utilize soybean protein glue to produce density board and preparation method, belong to site coverage plate technique field.
Background technology
Density board is (English: Medium Density Fiberboard (MDF)) also to claim fiberboard, be by the wood materials such as trunk material, brush wood or other plant fiber through defibrator process, applying glue, drying, mat formation after hot pressing and the artificial board made, adhesive mainly uses urea-formaldehyde glue.Its matter is soft shock-resistant, and intensity is higher, suppresses rear even density, also easily reprocesses, and is widely used in the many fields of China, but its shortcoming to be water proofing property poor, this also limits its scope of application to a certain extent.
Density board produces conventional binding agent urea-formaldehyde resin adhesive, and adopt these colloids production glued board efficiency high, properties of product are also more excellent, but the burst size of methanal of product is also higher, and destroy the living environment of people, grievous injury people's is healthy.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of utilize soybean protein glue to produce density board and preparation method.
A preparation method for the density board utilizing soybean protein glue to produce, containing following steps;
Step 1), procedure for preparation:
Raw material all adopts cuts out carrier aircraft transport: wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic separation, enters the storage bin(hopper) of defibrator;
Step 2), fiber preparation is with dry:
Fiber preparation adopts the vertical preheating cylinder of band, and the fiber made directly sprays into Air Dried System by defibrator, makes wet fiber be dried to required moisture content, and drying source is steam; 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 and controls reponse system;
Step 3), applying glue:
Adopt pipeline applying glue; The preparation of soybean protein glue, comprises soybean protein raw material 30-50 part by weight ratio, 100 parts, water, modifier 25-35 part, filler 10 parts, thickener 2-3 part, anion surfactant 3-5 part, anticorrisive agent 2 parts; Sizing material each component is allocated mixing, through self-measuring device, is directly sprayed into the drainage conduit of defibrator by automatic glue mixer in proportion, and resin added is the 8%-12% that finished product is heavy; Enter defibrator by metering infusion, consumption is the 1-2% that finished product is heavy; Glue system adopts Full-automatic monitoring, to ensure the quantitative and even of applying glue;
Modifier may be selected to be: the mixture of one or more in aromatic hydrocarbon, Tea Polyphenols, benzene, phenol, aniline, phthalic anhydride, benzene sulfonic acid, benzene sulfonic acid sodium salt, benzenesulfinic acid, benzene sulfinic acid sodium salt, styrene, dimethylbenzene, xylene monosulfonic acid, sodium xylene sulfonate, toluene, toluidine red, everbright fast maroon, benzidine yellow etc.
Thickener may be selected to be: one or more mixtures in xanthans, sodium alginate, hydroxypropyl starch ether, propylene glycol alginate, bright, cyclodextrine, pectin, carragheen, agar, gum arabic, CMC, sodium carboxymethylcellulose or guar gum.
Anion surfactant may be selected to be: the mixture of one or more in neopelex, lauryl sodium sulfate, polyacrylic acid and its esters, ethyoxyl sodium alkyl sulfate (AES), ethyoxyl alkyl ammonium sulfate, lauryl sodium sulfate.
Anticorrisive agent may be selected to be: the mixture of one or more in 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, p-hydroxybenzoic acid isopropyl ester, p-hydroxybenzoic acid isobutyl ester, salicylic acid.
Filler may be selected to be: one or more mixture in diatomite, kaolin, bentonite, talcum powder, glass silk flosssilk wadding, rock wool, glass dust, fine sand, sawdust, cellulose.
Step 4), shaping, hot pressing:
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind; Continuous print slab through precompressed, longitudinal edging, after metal detection moisture content and density automatic monitoring, qualified slab enters hot press, and underproof slab can be removed automatically, and reuse after taking care of oneself;
Step 5), edging, cooling, sanding, inspection:
The continuous hair plates pressed, through being cut into the specification of requirement in length and breadth, through accelerating transport, delivering to hair plates cooler, being cooled to certain temperature, then sending to sanding by fork truck; Whole piece sanding line is automatic, by the positive and negative sanding of sander to hair plates, once by completing; Then plank tested, grade, stacking, packaging, warehouse-in.
The density board that described method makes, major parameter is as follows: moisture content: 6.0-10%; Burst size of methanal: E0≤0.5mg/L; Bending strength: the single test specimen>=27.6MPa of 6mm thickness, mean value>=28.2MPa; Transverse modulus of elasticity: single test specimen>=2.6 × 10 of 6mm thickness
3mPa, mean value>=2.65 × 10
3mPa; Internal bond strength: the single test specimen>=0.6MPa of 6mm thickness; Mean value>=0.62MPa; 6mm thickness time expansion rate of water absorption is all less than 35%.
Advantage of the present invention utilizes soybean protein glue production density plate, having environmental protection, without the formaldehydeless prominent advantages of benzene, bringing new dawn and hope for thoroughly solving the harm of house decorative material to human body.Therefore, soybean protein glue is able to the application in artificial board, is also to improve existing living conditions breach.
Detailed description of the invention
Obviously, the many modifications and variations that those skilled in the art do based on aim of the present invention belong to protection scope of the present invention.
Below in conjunction with embodiment, the present invention is further described.
Embodiment 1:
A kind of utilize soybean protein glue to produce density board and preparation method; Get the raw materials ready → wind send → fiber separation → applying glue drying → shaping → precompressed → hot pressing → buck → edging → sanding of mating formation → go-on-go warehouse-in.Bonding colloid is the preparation of soybean protein glue, soybean protein glue, comprises by weight ratio: soybean protein raw material 30 parts, 100 parts, water, modifier 25 parts, filler 10 parts, thickener 2 parts, anion surfactant 3 parts, anticorrisive agent 2 parts; Soybean protein glue does not contain formaldehyde, and environmental protection is nontoxic, and protein adhesive volatility is low especially, does not come unstuck, and adhesion strength and resistance to water all can reach the technical indicator of Lauxite.The density board made is nontoxic, environmental protection, and its burst size of methanal is zero.
Embodiment 2:
A preparation method for the density board utilizing soybean protein glue to produce, containing following steps;
Step 1), material papering section:
Raw material all adopts cuts out carrier aircraft transport: wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic separation, enters the storage bin(hopper) of defibrator.
Step 2), fiber preparation is with dry:
Fiber preparation adopts the vertical preheating cylinder of band, and the fiber made directly sprays into Air Dried System by defibrator, makes wet fiber be dried to required moisture content, and drying source is steam.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 and controls reponse system.
Step 3), applying glue:
Adopt pipeline applying glue.The preparation of soybean protein glue, comprises by weight ratio: soybean protein raw material 35 parts, 100 parts, water, modifier 30 parts, filler 10 parts, thickener 2.5 parts, anion surfactant 4 parts, anticorrisive agent 2 parts;
Sizing material each component is allocated mixing, through self-measuring device, is directly sprayed into the drainage conduit of defibrator by automatic glue mixer in proportion, and resin added is the 8%-12% that finished product is heavy.Enter defibrator by metering infusion, consumption is the 1-2% that finished product is heavy.Glue system adopts Full-automatic monitoring, to ensure the quantitative and even of applying glue.
Step 4), shaping, hot pressing:
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind.Continuous print slab is through precompressed, and longitudinal edging, after metal detection moisture content and density automatic monitoring, qualified slab enters hot press, and underproof slab can be removed automatically, and reuse after taking care of oneself.
Step 5), edging, cooling, sanding, inspection:
The continuous hair plates pressed, through being cut into the specification of requirement in length and breadth, through accelerating transport, delivering to hair plates cooler, being cooled to certain temperature, then sending to sanding by fork truck.Whole piece sanding line is automatic, by the positive and negative sanding of sander to hair plates, once 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>=27.6MPa of 6mm thickness, mean value>=28.2MPa; Transverse modulus of elasticity: single test specimen>=2.6 × 10 of 6mm thickness
3mPa, mean value>=2.65 × 10
3mPa; Internal bond strength: the single test specimen>=0.6MPa of 6mm thickness; Mean value>=0.62MPa; 6mm thickness time expansion rate of water absorption is all less than 35%.
The utility model has the advantages that " the soybean protein glue " of production is the key element manufacturing environment friendly artificial board.Compared with traditional adhesive, soy protein adhesives has following significant characteristic:
1, not containing formaldehyde and other harmful substance, the inadequate natural endowment of urea-formaldehyde resin adhesive is overcome.
2, without free formaldehyde release, the most high-environmental class criteria of super European E0 level (0.5mg/L) and JAS Japanese Agricultural Standard F four-star (0.3mg/L); Every technic index is all better than existing glue kind, and cost performance is high.
3, the glued board excellent in resistance to boiling water made, is up to state standards to the requirement of II class glued board and the U.S., Japan, European Union completely to the requirement of the dipping and stripping of solid wooden compound floor; Traditional protein adhesive resistance to water extreme difference, not even ability cold water soak, more can not heat-proof water dipping.
Do not need when 4, using to add curing agent, working life is long, is better than urea-formaldehyde resin adhesive.
5, more than 1 year can be deposited under normal temperature, be much better than urea-formaldehyde resin adhesive.
6, under low temperature (as 4 DEG C), still keep excellent cold pressing strength, be better than urea-formaldehyde resin adhesive.
7, ageing resistance is excellent, is better than urea-formaldehyde resin adhesive.
8, no waste mine, discharge of wastewater in the production process of this glue, also without noxious gas emission, can not endanger the healthy of glue and Wood-based Panel Production personnel, be much better than urea-formaldehyde resin adhesive.
9, coating is excellent, identical with urea-formaldehyde resin adhesive, is better than traditional protein adhesive.
10, this product take soybean as raw material, and production process, without " three wastes " discharge, belongs to " clearer production technology ".
11, the manufacture of the wood-based plates such as fiberboard, glued board, particieboard, core-board and solid wooden compound floor is applicable to.
12, the cost performance of soybean protein glue and urea-formaldehyde glue is as shown in table 1.
The cost performance table of table 1 soybean protein glue and urea-formaldehyde glue
Embodiment 3: the wherein step 3 of embodiment 2) be: applying glue:
Adopt pipeline applying glue; The preparation of soybean protein glue, comprises soybean protein raw material 50 parts by weight ratio, 100 parts, water, modifier 35 parts, filler 10 parts, thickener 3 parts, anion surfactant 5 parts, anticorrisive agent 2 parts;
Sizing material each component is allocated mixing, through self-measuring device, is directly sprayed into the drainage conduit of defibrator by automatic glue mixer in proportion, and resin added is the 8%-12% that finished product is heavy.Enter defibrator by metering infusion, consumption is the 1-2% that finished product is heavy.Glue system adopts Full-automatic monitoring, to ensure the quantitative and even of applying glue.
Soybean protein glue is directly sprayed into the drainage conduit of defibrator by automatic glue mixer, resin added 390-450g/ ㎡.Fiber feed bin quantitative discharging, delivers to mat forming machine through wind, hot pressing after first precompressed, obtains slab and then carries out sanding process, can obtain glued board.
As mentioned above, embodiments of the invention are explained, but as long as do not depart from inventive point of the present invention in fact and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, such variation is also all included within protection scope of the present invention.
Claims (2)
1. a preparation method for the density board utilizing soybean protein glue to produce, is characterized in that containing following steps;
Step 1), procedure for preparation:
Raw material all adopts cuts out carrier aircraft transport: wood chip, broadleaf, enter feed bin, quantitative discharging in proportion, through belt transport, magnetic separation, enters the storage bin(hopper) of defibrator;
Step 2), fiber preparation is with dry:
Fiber preparation adopts the vertical preheating cylinder of band, and the fiber made directly sprays into Air Dried System by defibrator, makes wet fiber be dried to required moisture content, and drying source is steam; 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 and controls reponse system;
Step 3), applying glue:
Adopt pipeline applying glue; The preparation of soybean protein glue, comprises by weight ratio: soybean protein raw material 30-50 part, 100 parts, water, modifier 25-35 part, filler 10 parts, thickener 2-3 part, anion surfactant 3-5 part, anticorrisive agent 2 parts; Sizing material each component is allocated mixing, through self-measuring device, is directly sprayed into the drainage conduit of defibrator by automatic glue mixer in proportion, and resin added is the 8%-12% that finished product is heavy; Enter defibrator by metering infusion, consumption is the 1-2% that finished product is heavy; Glue system adopts Full-automatic monitoring, to ensure the quantitative and even of applying glue;
Step 4), shaping, hot pressing:
Fiber feed bin quantitative discharging, delivers to mat forming machine through wind; Continuous print slab through precompressed, longitudinal edging, after metal detection moisture content and density automatic monitoring, qualified slab enters hot press, and underproof slab can be removed automatically, and reuse after taking care of oneself;
Step 5), edging, cooling, sanding, inspection:
The continuous hair plates pressed, through being cut into the specification of requirement in length and breadth, through accelerating transport, delivering to hair plates cooler, being cooled to certain temperature, then sending to sanding by fork truck; Whole piece sanding line is automatic, by the positive and negative sanding of sander to hair plates, once by completing; Then plank tested, grade, stacking, packaging, warehouse-in.
2. the density board of method making according to claim 1, is characterized in that major parameter is as follows: moisture content: 6.0-10%; Burst size of methanal: E0≤0.5mg/L; Bending strength: the single test specimen>=27.6MPa of 6mm thickness, mean value>=28.2MPa; Transverse modulus of elasticity: single test specimen>=2.6 × 10 of 6mm thickness
3mPa, mean value>=2.65 × 10
3mPa; Internal bond strength: the single test specimen>=0.6MPa of 6mm thickness; Mean value>=0.62MPa; 6mm thickness time expansion rate of water absorption is all less than 35%.
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| CN104742215B (en) | 2017-02-22 |
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