CN107877625A - A kind of compound bamboo fiberboard of thermal-insulation three-decker formula - Google Patents
A kind of compound bamboo fiberboard of thermal-insulation three-decker formula Download PDFInfo
- Publication number
- CN107877625A CN107877625A CN201711073893.2A CN201711073893A CN107877625A CN 107877625 A CN107877625 A CN 107877625A CN 201711073893 A CN201711073893 A CN 201711073893A CN 107877625 A CN107877625 A CN 107877625A
- Authority
- CN
- China
- Prior art keywords
- bamboo fibre
- bamboo
- insulation
- thermal
- hot pressing
- 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
- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 189
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 189
- 241001330002 Bambuseae Species 0.000 title claims abstract description 189
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 189
- 239000011425 bamboo Substances 0.000 title claims abstract description 189
- 238000009413 insulation Methods 0.000 title claims abstract description 73
- 239000011094 fiberboard Substances 0.000 title claims abstract description 46
- 150000001875 compounds Chemical class 0.000 title claims abstract description 29
- 239000000835 fiber Substances 0.000 claims abstract description 137
- 238000000034 method Methods 0.000 claims abstract description 40
- 230000008569 process Effects 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims abstract description 25
- 239000011810 insulating material Substances 0.000 claims abstract description 18
- 238000007731 hot pressing Methods 0.000 claims description 51
- 238000003756 stirring Methods 0.000 claims description 27
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 20
- 229910052749 magnesium Inorganic materials 0.000 claims description 20
- 239000011777 magnesium Substances 0.000 claims description 20
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000004088 foaming agent Substances 0.000 claims description 11
- 239000004113 Sepiolite Substances 0.000 claims description 8
- 239000010425 asbestos Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052895 riebeckite Inorganic materials 0.000 claims description 8
- 235000019355 sepiolite Nutrition 0.000 claims description 8
- 229910052624 sepiolite Inorganic materials 0.000 claims description 8
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 8
- 210000002268 wool Anatomy 0.000 claims description 8
- 238000005187 foaming Methods 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 6
- 238000004090 dissolution Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 4
- 238000001802 infusion Methods 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- 235000012255 calcium oxide Nutrition 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000010459 dolomite Substances 0.000 claims description 2
- 229910000514 dolomite Inorganic materials 0.000 claims description 2
- 239000000428 dust Substances 0.000 claims description 2
- 150000004678 hydrides Chemical class 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 230000001070 adhesive effect Effects 0.000 description 18
- 239000000853 adhesive Substances 0.000 description 17
- 238000010992 reflux Methods 0.000 description 16
- 235000019441 ethanol Nutrition 0.000 description 14
- 239000002253 acid Substances 0.000 description 12
- 239000007921 spray Substances 0.000 description 12
- 238000002156 mixing Methods 0.000 description 10
- 230000004913 activation Effects 0.000 description 8
- 239000004359 castor oil Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 8
- 239000002808 molecular sieve Substances 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 8
- 238000005470 impregnation Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 229920000858 Cyclodextrin Polymers 0.000 description 6
- 150000007513 acids Chemical class 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000005439 thermosphere Substances 0.000 description 5
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- PCWPQSDFNIFUPO-VDQKLNDWSA-N (1S,3R,5R,6S,8R,10R,11S,13R,15R,16S,18R,20R,21S,23R,25R,26S,28R,30R,31S,33R,35R,36R,37S,38R,39S,40R,41S,42R,43S,44R,45S,46R,47S,48R,49S)-37,39,41,43,45,47,49-heptakis(2-hydroxyethoxy)-5,10,15,20,25,30,35-heptakis(hydroxymethyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.2.23,6.28,11.213,16.218,21.223,26.228,31]nonatetracontane-36,38,40,42,44,46,48-heptol Chemical compound OCCO[C@H]1[C@H](O)[C@@H]2O[C@H]3O[C@H](CO)[C@@H](O[C@H]4O[C@H](CO)[C@@H](O[C@H]5O[C@H](CO)[C@@H](O[C@H]6O[C@H](CO)[C@@H](O[C@H]7O[C@H](CO)[C@@H](O[C@H]8O[C@H](CO)[C@@H](O[C@H]1O[C@@H]2CO)[C@@H](O)[C@@H]8OCCO)[C@@H](O)[C@@H]7OCCO)[C@@H](O)[C@@H]6OCCO)[C@@H](O)[C@@H]5OCCO)[C@@H](O)[C@@H]4OCCO)[C@@H](O)[C@@H]3OCCO PCWPQSDFNIFUPO-VDQKLNDWSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical class Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 3
- 235000019438 castor oil Nutrition 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- PZZOEXPDTYIBPI-UHFFFAOYSA-N 2-[[2-(4-hydroxyphenyl)ethylamino]methyl]-3,4-dihydro-2H-naphthalen-1-one Chemical compound C1=CC(O)=CC=C1CCNCC1C(=O)C2=CC=CC=C2CC1 PZZOEXPDTYIBPI-UHFFFAOYSA-N 0.000 description 1
- 239000001116 FEMA 4028 Substances 0.000 description 1
- 108010073771 Soybean Proteins Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WHGYBXFWUBPSRW-FOUAGVGXSA-N beta-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO WHGYBXFWUBPSRW-FOUAGVGXSA-N 0.000 description 1
- 229960004853 betadex Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012978 lignocellulosic material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229940001941 soy protein Drugs 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/067—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/06—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/08—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica comprising asbestos
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/002—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising natural stone or artificial stone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
- E04C2/296—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating composed of insulating material and non-metallic or unspecified sheet-material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/20—All layers being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/14—Mixture of at least two fibres made of different materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, it is related to bamboo fiberboard processing technique field, including bamboo fibre bottom plate, heat insulation layer and bamboo fibre panel, the heat insulation layer is located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate is made up with bamboo fibre panel of the preheated pressure technique of bamboo fibre blank, heat insulation layer is made up of heat preserving and insulating material, and compound bamboo fiberboard is made through heat pressing process again in bamboo fibre bottom plate, heat insulation layer and bamboo fibre panel.The present invention first passes through pre- heat pressing process and bamboo fibre blank is made into bamboo fibre bottom plate and bamboo fibre panel, heat preserving and insulating material is filled between bamboo fibre bottom plate and bamboo fibre panel by heat pressing process again, to assign made compound bamboo fiberboard excellent thermal and insulating performance.
Description
Technical field：
The present invention relates to bamboo fiberboard processing technique field, and in particular to a kind of thermal-insulation three-decker formula composite bamboo
Fiberboard.
Background technology：
Fiberboard structure is uniform, and medium density, surface is smooth, has good processing characteristics, therefore used extensively
In furniture manufacturing industry and construction industry.At present, the raw material for being widely used in fiberboard preparation is lignocellulosic and Lauxite.But
It is the excessive felling with the forest reserves, how ensures the lignocellulosic material supply of abundance, it has also become fiberboard manufacturing industry
The major issue faced.In addition, Lauxite derives from non-renewable fossil resources, easily discharged under hygrothermal environment
Go out free formaldehyde, seriously pollute environment, endanger human health.
China's bamboo resource enriches, and has substantial amounts of bamboo fibre remnants to go out of use in Bamboo processing enterprise, and bamboo and timber phase
Than with intensity is high, good toughness the characteristics of, be fiberboard desirable feedstock.But in fiberboard process, due to applying glue
Inequality, easily cause fibrous caking and into felt, directly affect plate property.In addition, the bamboo fiberboard processed at present does not possess
Thermal and insulating performance, and the thermal and insulating performance assigned by coating way is weaker, it is difficult to meet construction and decoration construction to spacing
The requirement of plate thermal and insulating performance.
The content of the invention：
The technical problems to be solved by the invention are to provide a kind of physical mechanics performance excellent, strong using the feature of environmental protection
And it can realize that bamboo -processing industry discards the compound bamboo fiberboard of thermal-insulation three-decker formula that bamboo fibre resource rationally recycles.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate, heat insulation layer and bamboo are fine
Tie up panel, the heat insulation layer is located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate and bamboo fibre panel by
The preheated pressure technique of bamboo fibre blank is made, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom plate, heat insulation layer
Compound bamboo fiberboard is made through heat pressing process again with bamboo fibre panel.
The technological parameter of the pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
3-5min。
The technological parameter of the heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 5-
8min。
The specific preparation method of the heat preserving and insulating material is：Magnesium ingot is first heated to molten condition insulation, treats that magnesium melts
Start to stir using permanent magnetism blender when rate reaches 60%, asbestos wool, sepiolite fibre and glass are added after magnesium is completely melt
Fiber, rear more than insulated and stirred 15min is added, add foaming agent and nano titanium oxide, continue insulated and stirred, infusion pending
Stop stirring after being uniformly dispersed, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce heat preserving and insulating material.
The magnesium ingot, asbestos wool, sepiolite fibre, glass fibre, the mass ratio of foaming agent and nano titanium oxide are 5-
10:10-15:5-10:1-5:0.5-2:0.5-2。
One or more of the foaming agent in dolomite, calcium carbonate, quick lime, calcium sulfate, carbon dust, titantium hydride.
The processing technology of the bamboo fibre blank includes following process：
(1) impregnation：First ethoxylated hydrogenated castor oil is added in 45-55 DEG C of warm water, is heated to reflux state insulation
5-15wt% dispersion liquid is made in stirring, adds hydrophobically modified hydroxyethyl-beta-schardinger dextrin and 5A molecular sieve activation powder, continues at
Insulated and stirred under reflux state, until obtaining homogeneous paste, through naturally cooling to room temperature, produce adhesive；
(2) it is glued：The bamboo fibre of length 15-20mm, water content less than 5wt% is fitted into glue mixing roller, utilizes compression
Air makes the bamboo fibre in roller be in suspended state, while using spray pattern that 5-15wt% polymeric aluminum chlorides solution is equal
It is even to be sprayed on bamboo fibre, then equally above-mentioned institute's preparing adhesive is sprayed on bamboo fibre with spray pattern, it is well mixed, finally
Dried at 55-65 DEG C to water content and be reduced to 20-25%, produce bamboo fibre blank.
The quality of the ethoxylated hydrogenated castor oil, hydrophobically modified hydroxyethyl-beta-schardinger dextrin and 5A molecular sieve activation powder
Than for 1-5:15-25:1-5.
The bamboo fibre, polymeric aluminum chlorides solution, the mass ratio of adhesive are 100-200:1-5:15-25.
Hydrophobically modified hydroxyethyl-the beta-schardinger dextrin is made by hydroxyethyl-β-cyclodextrin is hydrophobically modified, its specific system
Preparation Method is：Absolute ethyl alcohol is added dropwise until be completely dissolved into hydroxyethyl-β-cyclodextrin under stirring, and add 12 phosphotungstic acids and
16- mercaptohexadecanoics base acid, is heated to reflux state insulated and stirred 2-5h, gained mixture is concentrated under reduced pressure to reclaim ethanol, treated
Gained solid is transferred in 50-60 DEG C of baking oven when ethanol recovery reaches 90-95%, is dried to constant weight, produces hydrophobically modified hydroxyl
Second group-beta-cyclodextrin.
The mass ratio of the hydroxyethyl-β-cyclodextrin, 12 phosphotungstic acids and 16- mercaptohexadecanoics base acid is 15-25:
0.05-0.5:5-10。
The beneficial effects of the invention are as follows：
(1) for the present invention using heat preserving and insulating material as heat insulation layer, bamboo fiberboard is made three layers as bottom plate and panel
The compound bamboo fiberboard of structural formula, first pass through pre- heat pressing process and bamboo fibre bottom plate and bamboo fibre panel is made in bamboo fibre blank, then
Heat preserving and insulating material is filled between bamboo fibre bottom plate and bamboo fibre panel by heat pressing process, it is fine to assign made composite bamboo
Tie up the excellent thermal and insulating performance of plate；And further enhance made composite bamboo using bamboo fibre bottom plate or bamboo fibre panel is made by oneself
The thermal and insulating performance of fiberboard, while ensure the physical mechanics performance of made compound bamboo fiberboard.
(2) present invention in impregnation process with ethoxylated hydrogenated castor oil, hydrophobically modified hydroxyethyl-beta-schardinger dextrin and 5A
Molecular sieve activation powder is that adhesive is made in raw material, and the adhesive is good with bamboo fibre comixing compatibility, and energy Quick uniform penetrates into bamboo
In fiber, especially with the superpower permeability of 5A molecular sieve activation powder, so as to play excellent adhesive property, and made bamboo is assigned
Foundation board or the certain water resistance of panel, and then reduce expansion rate of water absorption.
(3) present invention sprays adhesive to first uniformly spraying polymeric aluminum chlorides solution on bamboo fibre be glued in process again,
By being used cooperatively for aluminium polychloride, to strengthen made bamboo fibre bottom plate or bamboo fibre face while expansion rate of water absorption is reduced
The physical and mechanical property of plate, so as to improve the synthesis performance of made bamboo fibre bottom plate or bamboo fibre panel；And made bamboo
The use feature of environmental protection of foundation board or bamboo fibre panel is strong, ensure that zero release of formaldehyde during use, will to meet environmental protection
Ask；The resource for realizing the discarded bamboo fibre of bamboo -processing industry simultaneously rationally recycles, and bamboo wood is played its utilization to greatest extent
Value.
Brief description of the drawings：
Fig. 1 is the structural representation of the present invention；
Wherein：1- bamboo fibre bottom plates；2- heat insulation layers；3- bamboo fibre panels.
Embodiment：
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating and embodiment, and the present invention is expanded on further.
Embodiment 1
As shown in figure 1, a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate 1, thermal insulation separation
Thermosphere 2 and bamboo fibre panel 3, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate with
Bamboo fibre panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom
Compound bamboo fiberboard is made through heat pressing process again in plate, heat insulation layer and bamboo fibre panel.
The technological parameter of pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
5min, the technological parameter of heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 8min.
Embodiment 2
As shown in figure 1, a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate 1, thermal insulation separation
Thermosphere 2 and bamboo fibre panel 3, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate with
Bamboo fibre panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom
Compound bamboo fiberboard is made through heat pressing process again in plate, heat insulation layer and bamboo fibre panel.
The technological parameter of pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
5min, the technological parameter of heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 8min.
The preparation of heat preserving and insulating material：5g magnesium ingots are first heated to molten condition insulation, when magnesium dissolution rate reaches 60%
Start to stir using permanent magnetism blender, 10g asbestos wools, 5g sepiolite fibres and 2g glass fibres added after magnesium is completely melt,
Rear more than insulated and stirred 15min is added, adds 0.5g foaming agents calcium carbonate and 0.5g nano titanium oxides, continues insulation and stirs
Mix, infusion pending stops stirring after being uniformly dispersed, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce thermal insulation separation
Hot material.
Bamboo fibre bottom plate uses 1 made bamboo fiberboard of patent CN200710164450.4 embodiments with bamboo fibre panel.
Embodiment 3
As shown in figure 1, a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate 1, thermal insulation separation
Thermosphere 2 and bamboo fibre panel 3, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate with
Bamboo fibre panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom
Compound bamboo fiberboard is made through heat pressing process again in plate, heat insulation layer and bamboo fibre panel.
The technological parameter of pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
5min, the technological parameter of heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 8min.
The preparation of heat preserving and insulating material：10g magnesium ingots are first heated to molten condition insulation, when magnesium dissolution rate reaches 60%
Start to stir using permanent magnetism blender, 15g asbestos wools, 5g sepiolite fibres and 3g glass fibres added after magnesium is completely melt,
Rear more than insulated and stirred 15min is added, adds 1g foaming agents calcium carbonate and 1g nano titanium oxides, continues insulated and stirred, treats
Foaming agent stops stirring after being uniformly dispersed, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce insulation material
Material.
Bamboo fibre bottom plate uses 1 made bamboo fiberboard of patent CN200710164450.4 embodiments with bamboo fibre panel.
Embodiment 4
As shown in figure 1, a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate 1, thermal insulation separation
Thermosphere 2 and bamboo fibre panel 3, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate with
Bamboo fibre panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom
Compound bamboo fiberboard is made through heat pressing process again in plate, heat insulation layer and bamboo fibre panel.
The technological parameter of pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
5min, the technological parameter of heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 8min.
The preparation of heat preserving and insulating material：5g magnesium ingots are first heated to molten condition insulation, when magnesium dissolution rate reaches 60%
Start to stir using permanent magnetism blender, 10g asbestos wools, 5g sepiolite fibres and 2g glass fibres added after magnesium is completely melt,
Rear more than insulated and stirred 15min is added, adds 0.5g foaming agents calcium carbonate and 0.5g nano titanium oxides, continues insulation and stirs
Mix, infusion pending stops stirring after being uniformly dispersed, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce thermal insulation separation
Hot material.
The processing of bamboo fibre blank：
(1) impregnation：First 2g ethoxylated hydrogenated castor oils are added in 45-55 DEG C of warm water, are heated to reflux state guarantor
15wt% dispersion liquid is made in temperature stirring, adds 20g hydrophobically modified hydroxyethyls-beta-schardinger dextrin and 3g 5A molecular sieve activation powder,
Insulated and stirred under reflux state is continued at, until obtaining homogeneous paste, through naturally cooling to room temperature, produces adhesive；
(2) it is glued：The 150g bamboo fibres of length 15-20mm, water content less than 5wt% are fitted into glue mixing roller, utilized
Compressed air makes the bamboo fibre in roller be in suspended state, while uses spray pattern by 5g 10wt% aluminium polychloride
Solution is uniformly sprayed on bamboo fibre, then equally above-mentioned made 25g adhesive is sprayed on bamboo fibre with spray pattern, mixing
Uniformly, 20-25% most is reduced to water content after dry at 55-65 DEG C, produces bamboo fibre blank.
The preparation of hydrophobically modified hydroxyethyl-beta-schardinger dextrin：Anhydrous second is added dropwise under stirring into 15g hydroxyethyl-β-cyclodextrins
Alcohol adds the phosphotungstic acids of 0.2g 12 and 5g 16- mercaptohexadecanoics base acid up to being completely dissolved, and is heated to reflux state insulation
3h is stirred, and gained mixture is concentrated under reduced pressure to reclaim ethanol, gained solid is transferred to when ethanol recovery reaches 90-95%
In 50-60 DEG C of baking oven, constant weight is dried to, produces hydrophobically modified hydroxyethyl-beta-schardinger dextrin.
Embodiment 5
As shown in figure 1, a kind of compound bamboo fiberboard of thermal-insulation three-decker formula, including bamboo fibre bottom plate 1, thermal insulation separation
Thermosphere 2 and bamboo fibre panel 3, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, bamboo fibre bottom plate with
Bamboo fibre panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom
Compound bamboo fiberboard is made through heat pressing process again in plate, heat insulation layer and bamboo fibre panel.
The technological parameter of pre- heat pressing process is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time
5min, the technological parameter of heat pressing process is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 8min.
The preparation of heat preserving and insulating material：10g magnesium ingots are first heated to molten condition insulation, when magnesium dissolution rate reaches 60%
Start to stir using permanent magnetism blender, 15g asbestos wools, 5g sepiolite fibres and 3g glass fibres added after magnesium is completely melt,
Rear more than insulated and stirred 15min is added, adds 1g foaming agents calcium carbonate and 1g nano titanium oxides, continues insulated and stirred, treats
Foaming agent stops stirring after being uniformly dispersed, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce insulation material
Material.
The processing of bamboo fibre blank：
(1) impregnation：First 3g ethoxylated hydrogenated castor oils are added in 45-55 DEG C of warm water, are heated to reflux state guarantor
15wt% dispersion liquid is made in temperature stirring, adds 25g hydrophobically modified hydroxyethyls-beta-schardinger dextrin and 5g 5A molecular sieve activation powder,
Insulated and stirred under reflux state is continued at, until obtaining homogeneous paste, through naturally cooling to room temperature, produces adhesive；
(2) it is glued：The 200g bamboo fibres of length 15-20mm, water content less than 5wt% are fitted into glue mixing roller, utilized
Compressed air makes the bamboo fibre in roller be in suspended state, while uses spray pattern by 5g 15wt% aluminium polychloride
Solution is uniformly sprayed on bamboo fibre, then equally above-mentioned made 25g adhesive is sprayed on bamboo fibre with spray pattern, mixing
Uniformly, 20-25% most is reduced to water content after dry at 55-65 DEG C, produces bamboo fibre blank.
The preparation of hydrophobically modified hydroxyethyl-beta-schardinger dextrin：Anhydrous second is added dropwise under stirring into 25g hydroxyethyl-β-cyclodextrins
Alcohol adds the phosphotungstic acids of 0.5g 12 and 10g 16- mercaptohexadecanoics base acid up to being completely dissolved, and is heated to reflux state insulation
4h is stirred, and gained mixture is concentrated under reduced pressure to reclaim ethanol, gained solid is transferred to when ethanol recovery reaches 90-95%
In 50-60 DEG C of baking oven, constant weight is dried to, produces hydrophobically modified hydroxyethyl-beta-schardinger dextrin.
Reference examples 1
The processing of bamboo fibre blank：
(1) impregnation：First 3g ethoxylated hydrogenated castor oils are added in 45-55 DEG C of warm water, are heated to reflux state guarantor
15wt% dispersion liquid is made in temperature stirring, adds 25g hydrophobically modified hydroxyethyls-beta-schardinger dextrin and 5g 5A molecular sieve activation powder,
Insulated and stirred under reflux state is continued at, until obtaining homogeneous paste, through naturally cooling to room temperature, produces adhesive；
(2) it is glued：The 150g bamboo fibres of length 15-20mm, water content less than 5wt% are fitted into glue mixing roller, utilized
Compressed air makes the bamboo fibre in roller be in suspended state, while is sprayed above-mentioned made 25g adhesive using spray pattern
In on bamboo fibre, it is well mixed, is most reduced to 20-25% to water content after dry at 55-65 DEG C, produces bamboo fibre blank.
The preparation of hydrophobically modified hydroxyethyl-beta-schardinger dextrin：Anhydrous second is added dropwise under stirring into 15g hydroxyethyl-β-cyclodextrins
Alcohol adds the phosphotungstic acids of 0.2g 12 and 5g 16- mercaptohexadecanoics base acid up to being completely dissolved, and is heated to reflux state insulation
3h is stirred, and gained mixture is concentrated under reduced pressure to reclaim ethanol, gained solid is transferred to when ethanol recovery reaches 90-95%
In 50-60 DEG C of baking oven, constant weight is dried to, produces hydrophobically modified hydroxyethyl-beta-schardinger dextrin.
Reference examples 2
The processing of bamboo fibre blank：
(1) impregnation：First 3g ethoxylated hydrogenated castor oils are added in 45-55 DEG C of warm water, are heated to reflux state guarantor
15wt% dispersion liquid is made in temperature stirring, adds 25g hydrophobically modified hydroxyethyls-beta-schardinger dextrin, continues under reflux state and protect
Temperature stirring, until obtaining homogeneous paste, through naturally cooling to room temperature, produces adhesive；
(2) it is glued：The 200g bamboo fibres of length 15-20mm, water content less than 5wt% are fitted into glue mixing roller, utilized
Compressed air makes the bamboo fibre in roller be in suspended state, while uses spray pattern by 5g 15wt% aluminium polychloride
Solution is uniformly sprayed on bamboo fibre, then equally above-mentioned made 25g adhesive is sprayed on bamboo fibre with spray pattern, mixing
Uniformly, 20-25% most is reduced to water content after dry at 55-65 DEG C, produces bamboo fibre blank.
The preparation of hydrophobically modified hydroxyethyl-beta-schardinger dextrin：Anhydrous second is added dropwise under stirring into 15g hydroxyethyl-β-cyclodextrins
Alcohol adds the phosphotungstic acids of 0.2g 12 and 5g 16- mercaptohexadecanoics base acid up to being completely dissolved, and is heated to reflux state insulation
3h is stirred, and gained mixture is concentrated under reduced pressure to reclaim ethanol, gained solid is transferred to when ethanol recovery reaches 90-95%
In 50-60 DEG C of baking oven, constant weight is dried to, produces hydrophobically modified hydroxyethyl-beta-schardinger dextrin.
Reference examples 3
The processing of bamboo fibre blank：
(1) impregnation：First 3g ethoxylated hydrogenated castor oils are added in 45-55 DEG C of warm water, are heated to reflux state guarantor
15wt% dispersion liquid is made in temperature stirring, adds 25g hydroxyethyl-β-cyclodextrins and 5g 5A molecular sieve activation powder, continues at back
Insulated and stirred under stream mode, until obtaining homogeneous paste, through naturally cooling to room temperature, produce adhesive；
(2) it is glued：The 200g bamboo fibres of length 15-20mm, water content less than 5wt% are fitted into glue mixing roller, utilized
Compressed air makes the bamboo fibre in roller be in suspended state, while uses spray pattern by 5g 15wt% aluminium polychloride
Solution is uniformly sprayed on bamboo fibre, then equally above-mentioned made 25g adhesive is sprayed on bamboo fibre with spray pattern, mixing
Uniformly, 20-25% most is reduced to water content after dry at 55-65 DEG C, produces bamboo fibre blank.
Reference examples 4
Glue in reference examples 3 is replaced with 1 made modified soy protein adhesive of patent CN200710164450.4 embodiments
Stick.
Embodiment 6
Thermal and insulating performance test is carried out to the compound bamboo fiberboard of the made stack piles of embodiment 2-5 respectively, as a result such as table 1
It is shown；And the individual layer bamboo fiberboard of stack pile is set the processing technology of individual layer bamboo fiberboard is the same as in embodiment 5 as reference examples 5
The processing technology of bamboo fibre blank.
The thermal and insulating performance test result of the compound bamboo fiberboard of the present invention of table 1
| Group | Thermal conductivity factor W/ (mK) |
| Embodiment 2 | 0.058 |
| Embodiment 3 | 0.053 |
| Embodiment 4 | 0.045 |
| Embodiment 5 | 0.042 |
| Reference examples 5 | 0.146 |
Embodiment 7
By made bamboo fibre blank in embodiment 4-5, reference examples 1-4 first in 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-
Pre- hot pressing under the conditions of 5.5MPa, hot pressing time 5min, then in 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing
Between hot pressing under the conditions of 8min, and the bamboo fiberboard of made stack pile is subjected to performance test by GB/T 17657-2013, surveyed
Test result is as shown in table 2.
The performance test result of 2 bamboo fiberboard of the present invention of table
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
- A kind of 1. compound bamboo fiberboard of thermal-insulation three-decker formula, it is characterised in that：Including bamboo fibre bottom plate, insulation Layer and bamboo fibre panel, the heat insulation layer are located between bamboo fibre bottom plate and bamboo fibre panel, and bamboo fibre bottom plate is fine with bamboo Dimension panel is made up of the preheated pressure technique of bamboo fibre blank, and heat insulation layer is made up of heat preserving and insulating material, bamboo fibre bottom plate, protects Compound bamboo fiberboard is made through heat pressing process again in warm thermal insulation layer and bamboo fibre panel.
- 2. the compound bamboo fiberboard of thermal-insulation three-decker formula according to claim 1, it is characterised in that：The preheating The technological parameter for pressing technique is 135-145 DEG C of hot pressing temperature, hot pressing pressure 5-5.5MPa, hot pressing time 3-5min.
- 3. the compound bamboo fiberboard of thermal-insulation three-decker formula according to claim 1, it is characterised in that：The hot pressing The technological parameter of technique is 165-175 DEG C of hot pressing temperature, hot pressing pressure 6.5-7MPa, hot pressing time 5-8min.
- 4. the compound bamboo fiberboard of thermal-insulation three-decker formula according to claim 1, it is characterised in that：The insulation The specific preparation method of heat-barrier material is：Magnesium ingot is first heated to molten condition insulation, utilized when magnesium dissolution rate reaches 60% Permanent magnetism blender starts to stir, and asbestos wool, sepiolite fibre and glass fibre are added after magnesium is completely melt, is incubated and stirs after adding More than 15min is mixed, adds foaming agent and nano titanium oxide, continues insulated and stirred, infusion pending stops stirring after being uniformly dispersed Mix, thermal insulation foaming, foam after terminating through naturally cooling to room temperature, produce heat preserving and insulating material.
- 5. the compound bamboo fiberboard of thermal-insulation three-decker formula according to claim 4, it is characterised in that：The magnesium Ingot, asbestos wool, sepiolite fibre, glass fibre, the mass ratio of foaming agent and nano titanium oxide are 5-10:10-15:5-10: 1-5:0.5-2:0.5-2。
- 6. the compound bamboo fiberboard of thermal-insulation three-decker formula according to claim 4, it is characterised in that：The foaming One or more of the agent in dolomite, calcium carbonate, quick lime, calcium sulfate, carbon dust, titantium hydride.
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