CN101812894B - Environment friendly light-weight composite keel plate - Google Patents
Environment friendly light-weight composite keel plate Download PDFInfo
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- CN101812894B CN101812894B CN2009100091476A CN200910009147A CN101812894B CN 101812894 B CN101812894 B CN 101812894B CN 2009100091476 A CN2009100091476 A CN 2009100091476A CN 200910009147 A CN200910009147 A CN 200910009147A CN 101812894 B CN101812894 B CN 101812894B
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- 239000002131 composite material Substances 0.000 title claims abstract description 85
- 239000000463 material Substances 0.000 claims abstract description 55
- 239000004744 fabric Substances 0.000 claims abstract description 48
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 20
- 239000003607 modifier Substances 0.000 claims abstract description 14
- 239000003365 glass fiber Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910001868 water Inorganic materials 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims description 38
- 239000011521 glass Substances 0.000 claims description 32
- 239000002994 raw material Substances 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 25
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 16
- 239000010902 straw Substances 0.000 claims description 16
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L magnesium chloride Substances [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 15
- 239000002023 wood Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 12
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 10
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 10
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 8
- 239000011790 ferrous sulphate Substances 0.000 claims description 8
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 8
- 239000012467 final product Substances 0.000 claims description 8
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 8
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 6
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 5
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 5
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- -1 magnesium chloride halogen Chemical class 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 5
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 5
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 5
- KNXVOGGZOFOROK-UHFFFAOYSA-N trimagnesium;dioxido(oxo)silane;hydroxy-oxido-oxosilane Chemical compound [Mg+2].[Mg+2].[Mg+2].O[Si]([O-])=O.O[Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O KNXVOGGZOFOROK-UHFFFAOYSA-N 0.000 claims description 5
- 241000196324 Embryophyta Species 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 claims description 4
- 229940048086 sodium pyrophosphate Drugs 0.000 claims description 4
- 235000019818 tetrasodium diphosphate Nutrition 0.000 claims description 4
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 3
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000011975 tartaric acid Substances 0.000 claims description 3
- 235000002906 tartaric acid Nutrition 0.000 claims description 3
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 3
- 244000020551 Helianthus annuus Species 0.000 claims description 2
- 235000003222 Helianthus annuus Nutrition 0.000 claims description 2
- 244000061176 Nicotiana tabacum Species 0.000 claims description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 244000000231 Sesamum indicum Species 0.000 claims description 2
- 235000003434 Sesamum indicum Nutrition 0.000 claims description 2
- 240000006394 Sorghum bicolor Species 0.000 claims description 2
- 235000011684 Sorghum saccharatum Nutrition 0.000 claims description 2
- 235000021307 Triticum Nutrition 0.000 claims description 2
- 244000098338 Triticum aestivum Species 0.000 claims description 2
- 239000011121 hardwood Substances 0.000 claims description 2
- 239000010903 husk Substances 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 229910021538 borax Inorganic materials 0.000 claims 1
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 239000004328 sodium tetraborate Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract 2
- 230000002265 prevention Effects 0.000 abstract 2
- 238000005452 bending Methods 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 239000002585 base Substances 0.000 description 4
- FYSNRPHRLRVCSW-UHFFFAOYSA-N dodecasodium;tetraborate Chemical class [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] FYSNRPHRLRVCSW-UHFFFAOYSA-N 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 235000015165 citric acid Nutrition 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000009747 press moulding Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000001488 sodium phosphate Substances 0.000 description 2
- 235000011008 sodium phosphates Nutrition 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002742 anti-folding effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Finishing Walls (AREA)
Abstract
The invention relates to an environment friendly light-weight composite keel plate comprising an intermediate substrate and surface composite layers adhered to two sides of the intermediate substrate, wherein the surface composite layer consists of a plurality of surface fabric layers and glass fiber cloth layers compounded alternately; the glass fiber cloth layer as the innermost layer of the surface composite layer is adhered to the intermediate substrate; the outermost layer of the surface composite layer is the surface fabric layer; the surface fabric layer is prepared from the following materials by weight part: 5 to 12 parts of FHL solution, 6 to 10 parts of magnesium oxide, 0.5 to 5 parts of filler and 0.5 to 3 parts of HHD agent; and the intermediate substrate comprises the following components by weight part: 26 to 35 parts of composite solution, 34 to 42 parts of magnesium oxide, 12 to 18 parts of filler, 2 to 5 parts of HHD agent and 1 to 5 parts of composite modifier. The invention has the following beneficial effects: the composite light-weight keel plate has good performance in shock prevention and has the characteristics of heat insulation, water resistance, flame resistance, bending prevention, high strength, good tenacity, deformation resistance, low cost, environment friendly performance and the like; and the product is superior in physical and mechanical properties.
Description
Technical field
The present invention relates to architectural decoration material field, relate in particular to a kind of environment friendly light-weight composite keel plate.
Background technology
Keel are skeleton and base materials of finishing; Use very general; Be used for supporting a kind of constructional materials of moulding, fixed structure, be widely used in places such as hotel, departure lounge, passenger station, station, arenas, market, factory, office building, old building renovation, interior decoration setting, ceiling.Roof like places such as present many family rooms or offices all will make furred ceiling usually, and furred ceiling is exactly to adopt keel to be used as the inner frame of ceiling, has only and has used keel; Ceiling just can be fixed on the top in room; Keel are also more is used in the skeleton when building made partition wall, along with the fast development of Chinese national economy, and the significantly raising of living standards of the people; A large amount of highrise buildings has appearred; These buildings generally all are frame types, and a benefit of this tower structure is exactly to be convenient to come as required the different at interval interior spaces, when putting these interior spaces; Much utilize partition wall to realize, and keel are exactly to realize the fixing of wallboard as the skeleton in the partition wall; Moreover, keel also have other many purposes, make aggregate of furniture or the like like conduct.
Be applied to adopt usually in building inside and outside wall, house furred ceiling, the decorative panel installing engineering metal keel, rough ground, plastic keel, aluminium alloy joist etc.; These materials are prone to right, poor stability, intensity difference; Yielding; Life-span is short, or shortcoming such as manufacturing cost height, all is not suitable for the needs of present building construction industry material.
Summary of the invention
The purpose of this invention is to provide a kind of environment friendly light-weight composite keel plate, with shortcomings such as inflammable, yielding, easily broken, the poor stability that overcomes the existing rough ground that is applied in building inside and outside wall, house furred ceiling, the decorative panel installing engineering, plastic keel, aluminium alloy joist, steel keel or cost height.
The objective of the invention is to realize through following technical scheme:
A kind of environment friendly light-weight composite keel plate of the present invention; Basic unit and the surface composite layer that is bonded in said middle basic unit both sides in the middle of comprising; Said surface composite layer alternately is composited by some surperficial bed of materials and glass fiber bed of cloth; The interior layer of glass bed of cloth of wherein said surface composite layer and said middle basic unit are bonding, and outermost one deck of said surface composite layer is the surperficial bed of material, the promptly said middle basic unit bonding layer of glass bed of cloth in the outside; The bonding layer of surface bed of material of this layer glass fiber bed of cloth; This bonding again layer of glass bed of cloth in bed of material outside, surface, the bonding again layer of surface bed of material of this layer glass fiber bed of cloth is until suitable thickness and outermost one deck is the surperficial bed of material.
The described surperficial bed of material is processed by the raw material of following parts by weight: FHL solution 5-12; Magnesia 6-10; Inserts 0.5-5; HHD agent 0.5-3; By following charging sequence each raw material being dropped into mixer mixes: elder generation drops into magnesia, inserts, reaches the HHD agent and does stirring 5-10min; Add FHL solution subsequently; Stirring 15～25min once more gets final product; The uniformity of material reaches capacity, and at this moment inserts absorbs the FHL solution stable state that reaches capacity, later on time to time change no longer just.
The preferred neutral and alkali of described glass fiber bed of cloth or do not have alkaline rove screen cloth, plain weave, optionally use following specification: 1) specification 3.5 * 2.5, and width is 1600mm, 1200mm, 1000mm, 870mm, thickness 0.3 ± 0.5, proportion 160 ± 15g/m
22) specification 4 * 4, width 1500mm, 1300mm, 1000mm, thickness 0.13 ± 0.01mm, proportion 60 ± 3g/m
2The preferred four-layer glass cloth bed of material and the four laminar surface bed of materials alternately are compounded to form said surface composite layer.
Basic unit is processed by the raw material of following parts by weight in the middle of said: composite solution 26-35; Magnesia 34-42; Inserts 12-18; HHD agent 2-5; Composite modifier 1-5; By following charging sequence each raw material being dropped into mixer mixes: drop into magnesia, inserts and HHD agent earlier; Dried stirring 5-10min is for use, gets final product adding mixer mixing stirring 8～15min behind the stirring 5min in the composite modifier adding composite solution more again, pinches method mensuration applicability with hand; Can pinch pulp with hand is advisable; Material also can scatter, and at this moment inserts absorbs the composite solution stable state that reaches capacity, later on time to time change no longer just.
Said FHL solution is mixed by the raw material of following parts by weight: 49 parts of the magnesium chloride halogen sheet of content (quality) more than 46%; 45 parts of demineralized waters; 5 parts of routine 1: 1.5: 1.5 in molar ratio mixed solutions of phosphoric acid, calgon, ferrous sulfate; 2 parts of polyvinyl alcohol; 1 part of frerrous chloride; 2 parts of triethanolamines.
Said HHD agent is mixed by the raw material of following parts by weight: 20 parts of French chalk; 5 parts of Lauxites; 15 parts of sodium tetraborates; 25 parts of active oxidation iron oxide yellows; 15 parts of active silicas; 5 parts in aluminum sulfate; 5 parts in sodium carbonate; 10 parts of NNO diffusants.
Said composite solution is regulated by glass magnesium degree and is mixed by content (quality) 45% above magnesium chloride and water, sodium pyrophosphate.
Said composite modifier is mixed by the raw material of following parts by weight: 25 parts of phosphoric acid; 20 parts of tertiary sodium phosphates; 10 parts in magnesium sulfate; 20 parts in ferrous sulfate; 20 parts of natrium nitrosums; 10 parts of frerrous chlorides; 2 parts in tartaric acid; 3 parts of citric acids.
Said inserts can be selected for use plant stalk powders such as the wood chip, wheat straw, straw, rice husk, cornstalk, sorghum stalk, sesame stalk, sunflower stalk, tobacco stalk of hardwood to be broken into powder to be about the 20-60 order; Require free from admixture, go rotten, go bad; Its moisture content should be less than 20% (percentage by weight), and mud content should be less than 5% (percentage by weight).
The manufacturing approach of environment friendly light-weight composite keel plate of the present invention may further comprise the steps:
1) makes big of lower bolster: at first template is placed on the delivery platform in order, and on template, smoothens release agent, after waiting to do; The surperficial bed of material compound for preparing is poured on the template; Evenly wipe off, thickness is about 2mm, spreads the first floor glass fabric afterwards; Make glass fabric and first floor surface material all bonding; And then go up second layer surface and expect that thickness is about 1.5mm and evenly wipes off, spread second layer glass fabric in the above, same method lets glass fabric and second layer surface expect all bonding; The middle base mixture that will prepare again is sent in the pavier through conveyer belt along template and feeds intake; Thickness is 35-40mm; Process is put down roller and is put down, and at last residue around the template is come out to wait for matched moulds in glass fabric folding bag inboard around compound in the middle of the template;
2) make the cope match-plate pattern facet: on template, smoothen release agent, after waiting to do, the surperficial bed of material compound for preparing is poured on the template; Evenly wipe off, thickness is about 2mm, spreads the first floor glass fabric then; Make glass fabric and first floor surface material all bonding, and then go up second layer surface material, thickness is about 1.5mm; Evenly wipe off, spread second layer glass fabric in the above, same method lets glass fabric and second layer surface expect all bonding; Wrap in inboard for use along a line of template the remaining cloth in the long limits of template two at last;
3) matched moulds: the diagonal angle that described cope match-plate pattern facet turns with big of said lower bolster is lumped together through roll-over table; And then send in the hot press platform through the up-down conveyer frames; The temperature of hot press is controlled at 65-130 ℃; Use 8 pressure to press to thickness to keel plate and be 25mm, wait for to solidify, got final product the demoulding in about 0.8-1 hour; As use the cold press moulding, in the normal temperature pressing, wait under the condition of solidifying, got final product the demoulding in about 8-12 hour.
4), finished product maintenance: be close to a limit with cast-cutting saw after the demoulding redundance is cleared up, guarantee that the keel plate size is errorless, get into maintenance bin maintenance 7-28 days, curing condition humidity is about 70%, and temperature is controlled at the 15-30 degree, answers lucifuge, can not ventilate; It is that the keel of 50-100mm can use or sell that maintenance well is sawn into width to keel plate on demand with a chainsaw.
Beneficial effect of the present invention is: the present invention adopts magnesia and composite solution gelling material to make base-material, by composite modifier catalysis, is filler with Active Filler White Carbon and organic plant fiber and wood chip, and the glass cloth is done the additional strength material; Be made through scientific formula technology, have fabulous physical and mechanical property, its rupture strength>=12.0Mpa; Compressive strength>=15.0Mpa, immersion rupture strength>=12.0Mpa, bulking factor≤6%; Screw withdrawal force>=0.80KN also has abrasion resistance and impact resistance preferably, outstanding fireproof performance and low-shrinkage; And can follow closely, can saw, can dig; Low production costs such as main filler straw, wood chip, manufacture craft is simple, and good quality is the in the market ground-breaking ideal architecture material of tool; This composite light-weight body keel plate anti-shake performance is good; Have heat insulation, waterproof, fire-retardant, anti-folding, intensity height, good toughness, indeformable, cost is low; Characteristics such as environmental protection; Keel and multiple composite boards such as metal that tradition uses, wooden, plastics, aluminium alloys, steel be can replace, various furred ceilings and decorative panel are widely used in and the decorating inner and external walls plate installs and fixes.
Specific embodiment
Embodiment 1
The described a kind of environment friendly light-weight composite keel plate of present embodiment; Basic unit and the surface composite layer that is bonded in said middle basic unit both sides in the middle of comprising; Said surface composite layer alternately is composited by some surperficial bed of materials and glass fiber bed of cloth; The interior layer of glass bed of cloth of wherein said surface composite layer and said middle basic unit are bonding, and outermost one deck of said surface composite layer is the surperficial bed of material; Wherein
Surface bed of material preparation: comprise following raw materials according: magnesia 8kg, wood chip or powder of straw 0.5kg and HHD agent 0.5kg, after the above-mentioned raw materials mixing, do and stir 5-10min, add FHL solution 5kg afterwards, stir 15～25min once more.The uniformity of fines reaches capacity; At this moment sawdust absorbs the FHL solution stable state that reaches capacity, later on time to time change no longer just.Described magnesia requires content>=65%, loss on ignition≤8%; Described HHD agent is that the raw material by following parts by weight mixes: 20 parts of French chalk; 5 parts of Lauxites; 15 parts of sodium tetraborates; 25 parts of active oxidation iron oxide yellows; 15 parts of active silicas; 5 parts in aluminum sulfate; 5 parts in sodium carbonate; 10 parts of NNO diffusants.Described FHL solution is that the raw material by following parts by weight mixes: content is 49 parts of 46% above magnesium chloride halogen sheets; 45 parts of demineralized waters; 5 parts of routine 1: 1.5: 1.5 in molar ratio mixed solutions of phosphoric acid, calgon, ferrous sulfate; 2 parts of polyvinyl alcohol; 1 part of frerrous chloride; 2 parts of triethanolamines.Said wood chip or straw powder are filtered into the 20-60 order, require free from admixture, go rotten, go bad, and its moisture content should be less than 20% (weight fraction), and mud content should be less than 5%.
The preparation of middle base mixture: comprise following raw materials according: magnesia 34kg, wood chip or powder of straw 12kg, HHD agent 2kg, after the above-mentioned raw materials mixing, do stirring 5-10min formation and treat materials; The 1kg composite modifier join in the 26kg composite solution stir 5min after, join above-mentioned treating in the materials again, stir 8～15min.Relative density is 1.2～1.24 to be advisable.Measure applicability with the hand method of pinching, i.e. prolongation is stirred to 30～40min.Can pinch pulp with hand and be advisable, material also can scatter; At this moment sawdust absorbs the composite solution stable state that reaches capacity, later on time to time change no longer just.Composite solution is to be 45% above magnesium chloride by content, and water, sodium pyrophosphate are regulated by glass magnesium degree and mixed composite solution proportioning table:
| Mother-in-law's magnesium degree | Complex liquid proportion | Water accounts for % in composite solution | Magnesium chloride accounts for % content in composite solution | Sodium pyrophosphate accounts for content in composite solution |
| 21 | 1.170 | 56.97 | 42.53 | 0.50 |
| 22 | 1.180 | 54.00 | 45.30 | 0.70 |
| 23 | 1.190 | 51.10 | 48.00 | 0.90 |
| 24 | 1.200 | 48.20 | 50.70 | 1.10 |
| 25 | 1.210 | 45.40 | 53.30 | 1.30 |
| 26 | 1.220 | 43.10 | 55.40 | 1.50 |
| 27 | 1.230 | 41.70 | 57.60 | 1.70 |
| 28 | 1.240 | 39.40 | 59.70 | 1.90 |
| 29 | 1.250 | 36.00 | 61.90 | 2.10 |
| 30 | 1.260 | 33.70 | 64.00 | 2.30 |
The quality percentage composition, differing between each data should be in 5%, otherwise is invalid data, will not adopt.
Composite modifier is that the raw material by following parts by weight mixes: 25 parts of phosphoric acid; 20 parts of tertiary sodium phosphates; 10 parts in magnesium sulfate; 20 parts in ferrous sulfate; 20 parts of natrium nitrosums; 10 parts of frerrous chlorides; 2 parts in tartaric acid; 3 parts of citric acids.
The manufacturing approach of the described environment friendly light-weight composite keel plate of present embodiment may further comprise the steps:
1) makes big of lower bolster: at first template is placed on the delivery platform in order, and on template, smoothens release agent, after waiting to do; The surface material for preparing is poured on the template, evenly wipes off, thickness is about 2mm; Spread the first floor glass fabric afterwards, make glass fabric and first floor surface material all bonding, and then go up second layer surface and expect that thickness is about 1.5mm and evenly wipes off; Spread second layer glass fabric in the above, same method lets glass fabric and second layer surface expect all bonding; Above-mentioned glass fabric is the neutral and alkali alkali-free rove screen cloth of plain weave, accounts for the 3-6% of total amount; Select for use specification to be: 3.5 * 2.5, width 1600mm, 1200mm, 1000mm, 870mm, thickness 0.3 ± 0.5, proportion 160 ± 15g/m
2Perhaps specification: 4 * 4, width 1500mm, 1300mm, 1000mm, thickness 0.13 ± 0.01mm, proportion 60 ± 3g/m
2The middle compound that will prepare again is sent in the pavier through conveyer belt along template and feeds intake; Thickness is 35-40mm; Process is put down roller and is put down, and at last residue around the template is come out to wait for matched moulds in glass fabric folding bag inboard around compound in the middle of the template.
2) make the cope match-plate pattern facet: on template, smoothen release agent, after waiting to do, the surface material for preparing in the step 1) is poured on the template; Evenly wipe off, thickness is about 2mm, spreads the first floor glass fabric then; Make glass fabric and first floor surface material all bonding, and then go up second layer surface material, thickness is about 1.5mm; Evenly wipe off, spread second layer glass fabric in the above, same method lets glass fabric and second layer surface expect all bonding; Wrap in inboard for use along a line of template the remaining cloth in the long limits of template two at last.
3) matched moulds: through roll-over table with step 2) diagonal angle that turns with big of the said lower bolster of step 1) of described cope match-plate pattern facet lumps together, and then sends in the hot press platform through the up-down conveyer frames.The temperature of hot press is controlled at 65-130 ℃, uses 8 pressure to press to thickness to keel plate and is 25mm, wait for to solidify, and gets final product the demoulding in about 0.8-1 hour; As use the cold press moulding, in the normal temperature pressing, wait under the condition of solidifying, got final product the demoulding in about 8-12 hour.
4) finished product maintenance: be close to a limit with cast-cutting saw after the demoulding redundance is cleared up, guarantee that the keel plate size is errorless, get into maintenance bin maintenance 7-28 days, curing condition humidity is about 70%, and temperature is controlled at the 15-30 degree, answers lucifuge, can not ventilate; It is that the keel of 50mm-100mm can use or sell that maintenance well is sawn into width to keel plate on demand with a chainsaw.
Embodiment 2
The described a kind of environment friendly light-weight composite keel plate of present embodiment; Basic unit and the surface composite layer that is bonded in said middle basic unit both sides in the middle of comprising; Said surface composite layer alternately is composited by some surperficial bed of materials and glass fiber bed of cloth; The interior layer of glass bed of cloth of wherein said surface composite layer and said middle basic unit are bonding, and outermost one deck of said surface composite layer is the surperficial bed of material; Wherein
The preparation of the surface bed of material: comprise following raw materials according: magnesia 6kg, wood chip or powder of straw 2.5kg and HHD agent 2.5kg, after the above-mentioned raw materials mixing, do and stir 5-10min, add FHL solution 8kg afterwards, stir 15～25min once more.The uniformity of fines reaches capacity; At this moment sawdust absorbs the FHL solution stable state that reaches capacity, later on time to time change no longer just.Described magnesia requires content>=65%, loss on ignition≤8%; Described HHD agent is by 20 parts of French chalk; 5 parts of Lauxites; 15 parts of sodium tetraborates; 25 parts of active oxidation iron oxide yellows; 15 parts of active silicas; 5 parts in aluminum sulfate; 5 parts in sodium carbonate; The NNO diffusant mixes for 10 parts.Described FHL solution is to be 49 parts of 46% above magnesium chloride halogen sheets by content; 45 parts of demineralized waters; Phosphoric acid, calgon, ferrous sulfate be 1: 1.5: 1.5 5 parts of mixed solutions in proportion; 2 parts of polyvinyl alcohol; 1 part of frerrous chloride; 2 parts of triethanolamines mix.Said wood chip or straw powder are filtered into the 20-60 order, require free from admixture, go rotten, go bad, and its moisture content should be less than 20%, and mud content should be less than 5%.
The preparation of middle compound: comprise following raw materials according: magnesia 40kg, wood chip or powder of straw 16kg, HHD agent 3.5kg, after the above-mentioned raw materials mixing, do stirring 5-10min formation and treat materials; After stirring 5min in the 2.5kg composite modifier adding 30kg composite solution, join above-mentioned treating in the materials again, stir 8～15min.Relative density is 1.2～1.24 to be advisable.Measure applicability with the hand method of pinching, i.e. prolongation is stirred to 30～40min.Can pinch pulp with hand and be advisable, material also can scatter; At this moment sawdust absorbs the composite solution stable state that reaches capacity, later on time to time change no longer just.Composite solution and composite modifier are with embodiment 1.The manufacturing step of environment friendly light-weight composite keel plate is with embodiment 1.
Embodiment 3
The described a kind of environment friendly light-weight composite keel plate of present embodiment; Basic unit and the surface composite layer that is bonded in said middle basic unit both sides in the middle of comprising; Said surface composite layer alternately is composited by some surperficial bed of materials and glass fiber bed of cloth; The interior layer of glass bed of cloth of wherein said surface composite layer and said middle basic unit are bonding, and outermost one deck of said surface composite layer is the surperficial bed of material; Wherein
Surface bed of material preparation: comprise following raw materials according: magnesia 10kg, wood chip or powder of straw 5kg and HHD agent 5kg, after the above-mentioned raw materials mixing, do and stir 5-10min, add FHL solution 12kg afterwards, stir 15～25min once more.The uniformity of fines reaches capacity; At this moment sawdust absorbs the FHL solution stable state that reaches capacity, later on time to time change no longer just.
Described magnesia requires content>=65%, loss on ignition≤8%; Described HHD agent is by 20 parts of French chalk; 5 parts of Lauxites; 15 parts of sodium tetraborates; 25 parts of active oxidation iron oxide yellows; 15 parts of active silicas; 5 parts in aluminum sulfate; 5 parts in sodium carbonate; 10 parts of NNO diffusants mix.
Described FHL solution is to be 49 parts of 46% above magnesium chloride halogen sheets by content; 45 parts of demineralized waters; Phosphoric acid, calgon, ferrous sulfate be 1: 1.5: 1.5 5 parts of mixed solutions in proportion; 2 parts of polyvinyl alcohol; 1 part of frerrous chloride; 2 parts of triethanolamines mix.Said wood chip or straw powder are filtered into the 20-60 order, require free from admixture, go rotten, go bad, and its moisture content should be less than 20%, and mud content should be less than 5%.
The preparation of middle base mixture: comprise following raw materials according: magnesia 42kg, wood chip or powder of straw 18kg, HHD agent 5kg, after the above-mentioned raw materials mixing, do stirring 5-10min formation and treat materials; After stirring 5min in the 5kg composite modifier adding 35kg composite solution, join above-mentioned treating in the materials again, stir 8～15min.Relative density is 1.2～1.24 to be advisable.Measure applicability with the hand method of pinching, i.e. prolongation is stirred to 30～40min.Can pinch pulp with hand and be advisable, material also can scatter; At this moment sawdust absorbs the composite solution stable state that reaches capacity, later on time to time change no longer just.Composite solution and composite modifier are with embodiment 1.The manufacturing step of keel plate is with embodiment 1.
The keel plate that the foregoing description is made detects, and obtains the following table result:
Claims (7)
1. environment friendly light-weight composite keel plate; Basic unit and the surface composite layer that is bonded in said middle basic unit both sides in the middle of comprising; Said surface composite layer alternately is composited by some surperficial bed of materials and glass fiber bed of cloth; The interior layer of glass bed of cloth of wherein said surface composite layer and said middle basic unit are bonding, and outermost one deck of said surface composite layer is the surperficial bed of material, it is characterized in that:
The described surperficial bed of material is processed by the raw material of following parts by weight: FHL solution 5-12, magnesia 6-10, inserts 0.5-5, HHD agent 0.5-3, said middle basic unit are processed by the raw material of following parts by weight: composite solution 26-35, magnesia 34-42, inserts 12-18, HHD agent 2-5, composite modifier 1-5;
Said FHL solution is mixed by the raw material of following parts by weight: magnesium chloride halogen sheet 49, demineralized water 45, phosphoric acid, calgon and the ferrous sulfate of mass content more than 46% be example 1: 1.5: 1.5 mixed solution 5, polyvinyl alcohol 2, frerrous chloride 1, triethanolamine 2 in molar ratio; Said composite solution is regulated by glass magnesium degree by magnesium chloride and water, sodium pyrophosphate and is mixed, wherein magnesium chloride mass content more than 45% in this composite solution; Said composite modifier is mixed by the raw material of following parts by weight: phosphoric acid 25, tertiary sodium phosphate 20, magnesium sulfate 10, ferrous sulfate 20, natrium nitrosum 20, frerrous chloride 10, tartaric acid 2, citric acid 3; Said HHD agent is mixed by the raw material of following parts by weight: French chalk 20, Lauxite 5, sodium tetraborate 15, active oxidation iron oxide yellow 25, active silica 15, aluminum sulfate 5, sodium carbonate 5, NNO diffusant 10.
2. environment friendly light-weight composite keel plate according to claim 1 is characterized in that: described glass fiber bed of cloth is neutral and alkali or does not have alkaline rove screen cloth
3. environment friendly light-weight composite keel plate according to claim 2 is characterized in that: the four-layer glass cloth bed of material and the four laminar surface bed of materials alternately are compounded to form said surface composite layer.
4. environment friendly light-weight composite keel plate according to claim 1; It is characterized in that: said inserts is selected the wood chip or the plant straw of hardwood for use; And be ground into 20-60 purpose powder, and its moisture content is less than 20% (percentage by weight), and mud content is less than 5% (percentage by weight).
5. environment friendly light-weight composite keel plate according to claim 4 is characterized in that: said plant straw is wheat straw, straw, rice husk, cornstalk, sorghum stalk, sesame stalk, sunflower stalk or tobacco stalk.
6. according to each described environment friendly light-weight composite keel plate of claim 1-5; It is characterized in that: the manufacturing process of the described surperficial bed of material comprises that by following charging sequence each raw material being dropped into mixer mixes: drop into magnesia, inserts and HHD agent earlier; And do and stir 5-10min; Add FHL solution subsequently, stir 15～25min once more and get final product.
7. according to each described environment friendly light-weight composite keel plate of claim 1-5; It is characterized in that: the manufacturing process of basic unit comprises that by following charging sequence each raw material being dropped into mixer mixes in the middle of said: drop into magnesia, inserts and HHD agent earlier; Dried stirring 5-10min is for use, gets final product adding mixer mixing stirring 8～15min behind the stirring 5min in the composite modifier adding composite solution more again.
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| CN101812894B true CN101812894B (en) | 2012-07-04 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| AU2010246330A1 (en) * | 2010-11-01 | 2012-05-17 | Finish Systems International, Llc | Stone-wood composite base engineered flooring |
| CN104310943B (en) * | 2014-10-14 | 2016-08-24 | 赵君睿 | The preparation method of the construction material that a kind of Along Railway house uses |
| CN104446314B (en) * | 2014-11-04 | 2016-09-28 | 北京工业大学 | A kind of light joist for assembling type outer wall outer heat preservation system and preparation method thereof |
| CN106396602B (en) * | 2016-08-31 | 2019-01-01 | 唐光员 | A kind of fire-proof and damp-proof environmental protection door |
| WO2023070277A1 (en) * | 2021-10-25 | 2023-05-04 | 谭晓正 | Inorganic anti-deformation keel for underfloor heating |
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| EP0579000A1 (en) * | 1992-07-15 | 1994-01-19 | Euro-Composites S.A. | Lightweight building elements for floor panels |
| CN2532147Y (en) * | 2002-02-01 | 2003-01-22 | 陈德林 | Composite wall board |
| EP1602789A1 (en) * | 2003-01-28 | 2005-12-07 | Chi Wai Cheng | A composite sandwich wall panel |
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