CN101914977B - Environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard - Google Patents

Environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard Download PDF

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CN101914977B
CN101914977B CN2010102374294A CN201010237429A CN101914977B CN 101914977 B CN101914977 B CN 101914977B CN 2010102374294 A CN2010102374294 A CN 2010102374294A CN 201010237429 A CN201010237429 A CN 201010237429A CN 101914977 B CN101914977 B CN 101914977B
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parts
layer
foamed plastics
thermal insulation
cement
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CN2010102374294A
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CN101914977A (en
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李季
杨勇
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辽宁际洲环保节能建材有限公司
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Abstract

The invention relates to an environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard, which comprises an upper surface layer, a lower surface layer and frame ribs. Insulating layers are arranged between the upper surface layer and the lower surface layer, and are cement polymer foamed plastic powder lightweight insulating plates or are formed by compounding the cement polymer foamed plastic powder lightweight insulating plates and any one of molded polystyrene foam plates, extruding-molded polystyrene foam plates and rock-wool slabs respectively; fiberglass alkaline-resistant mesh fabric is arranged in the upper surface layer and the lower surface layer; the frame ribs are fixedly connected to the lower surface layer; and an anticorrosion steel reinforcement frame is arranged in the frame ribs. In the environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard of the invention, the lightweight insulating plates and lightweight surface layer mortar are manufactured by foamed plastic powder; the foamed plastic powder and heat-preservation foamed plastic form particles are applied to lightweight concrete; and materials for the upper and lower surface layers and the frame ribs are enhanced by two or more assorted fibers so as to fulfill the aims of lightweight, high strength, energy saving, sound insulation, fireproofing, crack resistance and durability.

Description

A kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard

Technical field

The present invention relates to a kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard, belong to a kind of constructional materials.

Background technology

Traditional water cement concrete roof panel, floor plates or wallboard, because self is heavy, no insulation effect also needs to carry out at the scene heat preservation construction and handles, now gradually insulation type roof panel, floor plates or wallboard replace.Existing composite thermal insulation roofing panel, floor plates or wallboard adopt molded polystyrene plastic foam plate and extruded polystyrene plastic foam plate more, and this type of material thermal conductivity is little, and heat-insulating property is good, but strength ratio is lower, and fireproof performance is poor.The fire incident that is caused by architectural exterior insulation system and decorative material that takes place in succession shows, the fire safety problem of building energy conservation and architectural decoration is very outstanding, need to be resolved hurrily.Along with social development, the fireproof performance of building more and more comes into one's own, to also increasing of building fire protection class requirement, usually A level material has cement perlite, gas concrete piece, rock wool, glass wool etc., cement perlite, the gas concrete piece is bigger at unit weight, and coefficient of thermal conductivity is bigger, and there are certain influence in rock wool, glass wool on to environment and personnel health in producing and using.It is wayward aborning that foam cement is influenced by temperature etc. then.Should be taken into account the flammability, compressive strength, heat conductivility of material when therefore, selecting thermal insulation material, to the friendly and the operability of environment.

Roof panel, floor plates or wallboard exist weight big with the force structure of ordinary reinforced concrete as frame rib, and fragility is big, the shortcoming of poor durability; And upper and lower surface layer ordinary mortar or the common density of polymer mortar are bigger, and crack resistance is poor; When the cementitious material of the above and below of sheet material layered material and light weight concrete construction rib material is magnesia oxychloride cement, the light filler that magnesian is commonly used is the saw foam, though saw foam energy weight reduction, but its water imbibition is big, can increase the consumption of bittern, and excessive bittern easily makes the goods moisture absorption return halogen, causes intensity to descend, and application life is short.

Summary of the invention

The technical problem to be solved in the present invention provides a kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard, is to make cement polymer light body thermal insulation slab of foamed plastics powder and lightweight surface layer mortar with the foamed plastics powder; Foamed plastics powder and insulation foamed plastic formwork particle are applied in the light weight concrete construction; And adopt two or more assorted fibre to strengthen upper and lower surface layer and frame rib material, and can bring into play the advantage of different fibers, cooperative effect be can produce again, thereby high-strength light, energy-conservation, sound insulation, fire-resistant, cracking resistance, durable purpose reached.

For overcoming the above problems, concrete technical scheme of the present invention is as follows: a kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard, comprise upper layer, following surface layer and frame rib, be provided with heat insulation layer between upper layer and the following surface layer, described heat insulation layer be the light body thermal insulation slab of cement polymer foamed plastics powder or its respectively with the molded polystyrene plastic foam plate, any being composited in extruded polystyrene plastic foam plate or the rock cotton board, be provided with fiberglass gridding cloth in the upper layer and the layer below, also be fixedly connected with frame rib in the layer below, be provided with anticorrosion cage of reinforcement in the frame rib.

The light body thermal insulation slab of described cement polymer foamed plastics powder comprises that following raw material make by weight ratio:

100 parts of cement, 40~80 parts in flyash,

10~20 parts in kieselguhr, 1~3 part of redispersable latex powder,

0.5~1 part of cellulose ether, 0.1~0.5 part of hydrophober,

100~200 parts in 40~80 parts of water of foamed plastics powder.

In said ratio,, can increase by 0~3 part of early strength admixture in order to accelerate the mould turnover; In order to strengthen cracking resistance, in said ratio, also can add 0.1~0.3 part of polypropylene fibre; Also available granular polystyrene replaces the foamed plastics powder for 0~10 part.When building moulding,, can add 0.2~0.6 part of water reducing agent in order to improve flowability.

The preparation method of the light body thermal insulation slab of cement polymer foamed plastics powder: the 0.1~1MPa that pressurizes in the material mixing and stirring injection model with aforementioned proportion is shaped to thick thermal insulation slab of thickness 20~200mm or the thick cavity structure thermal insulation slab of 50~200mm, also can directly be cast in framed interior moulding, the normal temperature or 40~80 ℃ of maintenances of heating form.The light body thermal insulation slab of this cement polymer foamed plastics powder can with compound uses such as molded polystyrene plastic foam plate (EPS plate), extruded polystyrene plastic foam plate (XPS plate), rock cotton board, can improve energy-conservation flameproof effect.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of cement, 10~30 parts in flyash,

5~15 parts of silicon ashes, 40~80 parts of medium sands,

0~10 part in pottery sand, 0.3~0.6 part of polypropylene fibre,

5~15 parts of wollastonites, 0.3~0.6 part of water reducing agent,

10~20 parts of thermal insulation foam shuttering particles, 0~5 part in foamed plastics powder,

60~80 parts in water.

In order to strengthen the toughness of frame rib, in above-mentioned proportioning, also can add 4~8 parts of steel fibres; When temperature is high,, also can increase by 0.2~0.6 part of retarding agent in order to postpone time of setting.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of cement, 20~50 parts in flyash,

5~15 parts of silicon ashes, 50~100 parts of fine sands,

10~30 parts of wollastonites, 0.4~0.8 part of polypropylene fibre,

0.2~0.6 part of water reducing agent, 0.1~0.2 part of cellulose ether,

5~10 parts in foamed plastics powder, 50~100 parts in water.

In above-mentioned proportioning, also can add 2~6 parts of redispersable latex powders, be used for increasing the glutinous poly-property and the toughness of surface layer up and down; When temperature is high, also can add 0.2~0.6 part of retarding agent, be used for postponing time of setting.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 80~100 parts in bittern,

5~15 parts of silicon ashes, 10~30 parts in flyash,

40~80 parts of stone flours, 10~20 parts of wollastonites,

5~10 parts on string, 0.2~0.6 part of polypropylene fibre,

10~20 parts of thermal insulation foam shuttering particles, 0~5 part in foamed plastics powder,

2~4 parts of magnesite modification agent.

In above-mentioned proportioning, also can add 0.2~0.6 part of water reducing agent, be used for increasing the flowability of slurry.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 90~110 parts in bittern,

10~30 parts in flyash, 5~15 parts of silicon ashes,

60~100 parts of stone flours, 10~20 parts on string,

15~35 parts of wollastonites, 0.4~0.8 part of polypropylene fibre,

5~10 parts in foamed plastics powder, 2~4 parts of magnesite modification agent.

In above-mentioned proportioning, also can add 0.2~0.6 part of water reducing agent, be used for increasing the flowability of slurry.

Above-mentioned cement is Portland cement, sulphur (iron) aluminate cement or the high alumina cement of selecting for use 42.5 strength grades above; Described flyash is that one-level or secondary are done ash discharge; The SiO of silicon ash 2Content 90%, average grain diameter 0.15~0.20 μ m, specific area 15000~20000m 2/ kg, the tool pozzolanic activity; The kieselguhr main component is SiO 2, have do not fire, sound insulation, waterproof, in light weight and heat insulation characteristics, several microns to tens microns; Redispersable latex powder is vinylacetate and ethylene copolymer rubber powder (Vac/E), ethene and vinyl chloride and month silicic acid vinyl acetate ternary polymerization rubber powder (E/Vc/VL), vinylacetate and ethene and higher fatty acids vinyl acetate ternary polymerization rubber powder (Vac/E/VeoVa), vinylacetate and higher fatty acids vinyl acetate copolymerization rubber powder (Vac/VeoVa), vinylacetate and tertiary ethylene carbonate-VeoVa or polyvinyl alcohol rubber powder etc.; Cellulose ether is methylcellulose, hydroxypropyl methylcellulose or carboxymethyl hydroxyethyl cellulose etc.; Early strength admixture is Sulfates early strength admixture, as sodium sulphate, natrium nitrosum, calcium nitrite, also can be organic compound early strength admixture, as triethanolamine or calcium formate etc.; Hydrophober is organosilicon moisture repellent, silylation hydrophober, and fatty acid metal salts hydrophober is as calcium stearate, aluminum stearate; Retarding agent is polyol, hydroxycarboxylate and derivative thereof, lignosulfonates; The foamed plastics powder is that disclosed thermal insulation foam powder of the patent of publication number CN101215400A or publication number are that the disclosed urea-formaldehyde foam plastic heat-insulating board of patent of CN 1736936 is ground into the urea-formaldehyde foamed plastics powder that 20~100 purpose powder form; The particle diameter of granular polystyrene is not more than 5mm; Water reducing agent is a naphthalene water reducer, aliphatic water reducing agent, one or more mixing in amino acid water reducing agent or the poly carboxylic acid series water reducer; The polypropylene fibre diameter is 20~40 μ m, and length is 3~18mm; The wollastonite fineness is 40~140 orders; Pottery sand particle diameter is 1~5mm; The medium sand fineness modulus is 3.0~2.3; The length of steel fibre is 20mm~35mm; The fine sand fineness modulus is 2.2~1.6; Described thermal insulation foam shuttering particle is the disclosed a kind of novel light of publication number CN101508822A, fire-retardant, thermal insulation foam shuttering granular material, and particle diameter is 1~5mm; Described light calcined magnesia is 60~65% for the active oxidation content of magnesium, and loss on ignition is 4~8%; Bittern concentration is 24~28 Baume degrees; Stone flour comprises quartz powder, dicalcium powder, French chalk, dolomite dust, and fineness is 100~400 orders; String comprises ramie, hemp, flax, sisal hemp, straw, rice husk etc., length 1~6mm; The magnesite modification agent can be improved the performance of magnesia oxychloride cement.

Advantage of the present invention and effect:

1, the apparent density of the used foamed plastics powder of the present invention is 18~40kg/m 3, its coefficient of thermal conductivity is 0.025~0.040W/ (mK), and stable chemical properties, good heat-insulating property, sound insulation value, fire resistance are arranged.It and other inorganic heat insulation materials, organic stick, inorganic coagulation material Application of composite can be made into powdery heat insulating material, sheet material, bulk that building energy conservation is used, are used for the heat insulating products of industry and civilian construction, pipeline.

2, the used thermal insulation foam shuttering granular material of the present invention is to form one deck hard shell at foam surface, has light weight, high flame retardant, and thermal and insulating performance is good, compressive strength is high, water-fast good waterproof performance, environment friendly and pollution-free, cost of material is low.Cementitious material such as it and cement are made a concerted effort strong by force, and the concrete light of preparation is high-strength.

3, the present invention adopts two or more assorted fibre rationally to be incorporated in upper and lower surface layer and the frame rib material, can bring into play the advantage of different fibers, can produce cooperative effect again.

4, molded polystyrene plastic foam plate; the extruded polystyrene plastic foam plate, polyurethane sheet, rock cotton board, block of glass wool etc. are used for roof panel, owing to self intensity difference; need the mortar cover of thickness at 15~25mm thickness, constructor's walking does not just have the sensation of vibration on the plate face.The light body thermal insulation slab of cement polymer foamed plastics powder intensity is than molded polystyrene plastic foam plate, extruded polystyrene plastic foam plate and rock wool plate hight, surface layer useable glass fiber reinforcement thin layer polymer cement, thickness is at 10~15mm, thereby reduced the weight of two surface layer mortars, remedied the heavier and weight that increases of core piece.

When 5, cementitious material is magnesia oxychloride cement, replace tradition saw foam, alleviated the bulk density of slurry, also can reduce the bittern amount, be difficult for damp suction surface halide accumulation with foamed plastics powder and thermal insulation foam shuttering granular material; The adding of assorted fibre has improved crack resistance, toughness; The magnesite modification agent has significantly improved the defective that magnesium oxychloride cement product exists, and has improved coefficient of softening and durability of product.

Light its manufacture craft of body thermal insulation slab of cement polymer foamed plastics powder of the present invention is simple, and cost is low, has stable chemical properties, excellent insulating, fire-retardant, sound insulation value, and energy-conservation, environmental protection, sharp useless.And, have high-strength light with roof panel, floor plates or wallboard that this thermal insulation slab is made, and good impact resistance, resistance of heat transfer is little, good energy-conserving effect, characteristics such as fire endurance is long, and is quick for installation, and comprehensive cost is low.This plate is a prefabrication, can shorten the roofing construction duration.

The specific embodiment

Embodiment one:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight wallboard, comprise upper layer, following surface layer and frame rib, be provided with thermal insulation slab between upper layer and the following surface layer, described thermal insulation slab is the light body thermal insulation slab of cement polymer foamed plastics powder, be provided with fiberglass gridding cloth in the upper layer and the layer below, also be fixedly connected with frame rib in the layer below, be provided with anticorrosion cage of reinforcement in the frame rib.

The light body thermal insulation slab of cement polymer foamed plastics powder is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 60 parts in II level flyash,

15 parts in kieselguhr,

Vinylacetate and 2 parts of ethylene copolymer rubber powders (Vac/E),

0.8 part of hydroxypropyl methyl cellulose ether, 0.3 part of silylation hydrophober,

55 parts of thermal insulation foam powders, 150 parts in water.

With pressurization 0.5MPa moulding in the material mixing and stirring injection model of aforementioned proportion, normal temperature natural curing forms.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 20 parts in I level flyash,

10 parts of silicon ashes, 60 parts of medium sands,

5 parts in pottery sand, 0.5 part of polypropylene fibre,

10 parts of wollastonites, 0.5 part of naphthalene water reducer,

15 parts of thermal insulation foam shuttering particles, 3 parts in foamed plastics powder,

70 parts in water.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 30 parts in II level flyash,

10 parts of silicon ashes, 80 parts of fine sands,

20 parts of wollastonites, 0.6 part of polypropylene fibre,

0.4 part of naphthalene water reducer, 0.4 part of polyol retarding agent,

0.4 part of hydroxypropyl methyl cellulose ether,

Vinylacetate and 4 parts of ethylene copolymer rubber powders (Vac/E),

7 parts in foamed plastics powder, 70 parts in water.

Embodiment two:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, different and heat insulation layer is that all the other structures were all identical with embodiment one light body thermal insulation slab of cement polymer foamed plastics powder and the compound use of molded polystyrene plastic foam plate were except that the material of upper and lower surface layer and frame rib.

The light body thermal insulation slab of cement polymer foamed plastics powder is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 60 parts in II level flyash,

15 parts in kieselguhr,

2 parts of vinylacetate and ethylene copolymer rubber powders (Vac/E)

0.8 part of hydroxypropyl methyl cellulose ether,

1.5 parts of calcium formate early strength admixture, 0.2 part of polypropylene fibre,

0.3 part of silylation hydrophober, 55 parts of thermal insulation foam powders,

5 parts of granular polystyrenes, 150 parts in water.

With pressurization 0.8MPa moulding in the material mixing and stirring injection model of aforementioned proportion, normal temperature natural curing forms.Make heat insulation layer with bonding the becoming one of molded polystyrene plastic foam plate then.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 90 parts in 26 Baume degrees bittern,

10 parts of silicon ashes, 20 parts in I level flyash,

60 parts of dicalcium powders, 15 parts of wollastonites,

6 parts on straw string, 0.4 part of polypropylene fibre,

12 parts of thermal insulation foam shuttering particles, 2 parts in foamed plastics powder,

3 parts of magnesite modification agent, 0.4 part of polycarboxylate water-reducer.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 100 parts in 24 Baume degrees bittern,

10 parts of 20 parts in flyash, silicon ashes,

80 parts of dicalcium powders, 15 parts on ramie string,

20 parts of wollastonites, 0.6 part of polypropylene fibre,

7 parts in foamed plastics powder, 3 parts of magnesite modification agent,

0.4 part of polycarboxylate water-reducer.

Embodiment three:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight floor plates, except that the light body thermal insulation slab of cement polymer foam powder, up and down the material of surface layer and frame rib different, all the other structures are all identical with embodiment one.

The light body thermal insulation slab of cement polymer foamed plastics powder is made of following material, and its ratio of weight and number is:

100 parts of Portland cements, 40 parts in I level flyash,

10 parts in kieselguhr, 1 part of polyvinyl alcohol rubber powder,

0.5 part of methyl cellulose ether, 0.1 part of calcium stearate hydrophober,

40 parts in urea-formaldehyde foamed plastics powder, 2 parts of natrium nitrosum early strength admixture,

100 parts in water.

With pressurization 1.0MPa moulding in the material mixing and stirring injection model of aforementioned proportion, through the maintenance demoulding in 80 ℃, 4 hours, normal temperature natural curing formed again.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of ferrous aluminate cements, 10 parts in I level level flyash,

5 parts of silicon ashes, 40 parts of medium sands,

5 parts of wollastonites, 0.3 part of polypropylene fibre,

0.2 part of hydroxycarboxylate's retarding agent, 4 parts of steel fibres,

0.3 part of aliphatic acid water reducing agent, 10 parts of thermal insulation foam shuttering particles

60~80 parts in water.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of cement, 20 parts in II level flyash,

5 parts of silicon ashes, 50 parts of fine sands,

10 parts of wollastonites, 0.4 part of polypropylene fibre,

0.2 part of aliphatic acid water reducing agent, 0.1 part of methyl cellulose ether,

0.2 part of hydroxycarboxylate's retarding agent, 5 parts in foamed plastics powder,

50 parts in water.

Embodiment four:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight side fascia, except that the light body thermal insulation slab of cement polymer foam powder, up and down the material of surface layer and frame rib different, all the other structures are all identical with embodiment one.

The light body thermal insulation slab of cement polymer foamed plastics powder is made of its parts by weight following material

Than being:

100 parts of sulphate aluminium cements, 60 parts in I level flyash,

15 parts in kieselguhr,

Vinylacetate and higher fatty acids vinyl acetate copolymerization rubber powder (Vac/VeoVa)

2 parts of rubber powders,

0.8 part of hydroxypropyl methylcellulose cellulose ether, 0.2 part of polypropylene fibre,

0.3 part of organosilicon moisture repellent, 55 parts in urea-formaldehyde foamed plastics powder,

10 parts of granular polystyrenes, 1.5 parts of calcium formate early strength admixture,

0.4 part of naphthalene water reducer, 150 parts in water.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 30 parts in I level flyash,

15 parts of silicon ashes, 80 parts of medium sands,

10 parts in pottery sand, 0.4 part of polypropylene fibre,

15 parts of wollastonites, 6 parts of steel fibres,

0.6 part of amino acid water reducing agent, 5 parts in foamed plastics powder,

20 parts of thermal insulation foam shuttering particles, 80 parts in water,

0.6 part of lignosulfonates retarding agent.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of quick hardening sulphoaluminate cements, 50 parts in II level flyash,

15 parts of silicon ashes, 100 parts of fine sands,

30 parts of wollastonites, 0.8 part of polypropylene fibre,

0.6 part of amino acid water reducing agent, 0.2 part of methyl cellulose ether,

10 parts in foamed plastics powder, 100 parts in water.

Embodiment five:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, except that the light body thermal insulation slab of cement polymer foam powder, up and down the material of surface layer and frame rib different, all the other structures are all identical with embodiment one.

The light body thermal insulation slab of cement polymer foamed plastics powder is made of following material, and its ratio of weight and number is:

100 parts of ferrous aluminate cements, 80 parts in II level flyash,

20 parts in kieselguhr,

Vinylacetate and ethene and higher fatty acids vinyl acetate ternary polymerization rubber powder

(Vac/E/VeoVa) 3 parts

3 parts of 1 part of sodium sulphate early strength admixture of carboxymethyl hydroxyethyl cellulose ether

0.5 part of aluminum stearate hydrophober, 0.2 part of polypropylene fibre,

80 parts of thermal insulation foam powders, 200 parts in water.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 80 parts in 24 Baume degrees bittern,

5 parts of silicon ashes, 10 parts in II level flyash,

40 parts of French chalk, 10 parts of wollastonites,

5 parts of line fibers, 0.2 part of polypropylene fibre,

10 parts of thermal insulation foam shuttering particles, 2 parts of magnesite modification agent.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 90 parts in 25 Baume degrees bittern,

5 parts of 10 parts in II level flyash, silicon ashes,

60 parts of French chalk, 10 parts on rice husk string,

15 parts of wollastonites, 0.4 part of polypropylene fibre,

5 parts in foamed plastics powder, 2 parts of magnesite modification agent.

Embodiment six:

A kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, except that heat insulation layer be the light body thermal insulation slab of cement polymer foamed plastics powder with the compound use of rock cotton board and up and down the material of surface layer and frame rib different, all the other structures are all identical with embodiment one.

The light body thermal insulation slab of cement polymer foamed plastics powder material formation and preparation method are with embodiment five, with light body thermal insulation slab of cement polymer foamed plastics powder and the bonding heat insulation layer that becomes one of rock cotton board.

Described frame rib is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 100 parts in 26 Baume degrees bittern,

15 parts of silicon ashes, 30 parts in II level flyash,

80 parts of quartz powders, 20 parts of wollastonites,

10 parts on sisal hemp string, 0.6 part of polypropylene fibre,

20 parts of thermal insulation foam shuttering particles, 5 parts in foamed plastics powder,

0.6 part of aliphatic high-efficiency water reducing agent, 4 parts of magnesite modification agent.

Described upper and lower surface layer is made of following material, and its ratio of weight and number is:

100 parts of light calcined magnesias, 110 parts in 28 Baume degrees bittern,

15 parts of 30 parts in II level flyash, silicon ashes,

100 parts of quartz powders, 20 parts on rice husk string,

35 parts of wollastonites, 0.8 part of polypropylene fibre,

10 parts in foamed plastics powder, 0.6 part of aliphatic high-efficiency water reducing agent,

4 parts of magnesite modification agent.

A kind of environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard, the material that comprises upper layer, following surface layer, heat insulation layer and frame rib is respectively in embodiment 1~6 described ratio preparation.Its preparation method has:

Method one: the above and below layer material is accurately measured, stirs by match ratio, make surface layer down earlier, spread surface layer slurry and grid cloth down respectively, lay any in the light body thermal insulation slab of cement polymer foamed plastics powder, molded polystyrene plastic foam plate, extruded polystyrene plastic foam plate, polyurethane sheet or the rock cotton board then in the layer below, place anticorrosion cage of reinforcement in every adjacent two thermal insulation slab break joints, the frame rib material is accurately measured, stirs after-pouring in the frame rib that places reinforced frame by match ratio; Again with above-mentioned thermal insulation slab any place existing light body thermal insulation slab of cement polymer foamed plastics powder and frame rib above; Make upper layer at end face at last, the same surface layer down of upper layer batching and production method.

Method two: the above and below layer material is accurately measured, stirs by match ratio, make surface layer down earlier, spread surface layer slurry and grid cloth down respectively, next accurately measures, stirs after-pouring with the frame rib material in the frame rib that places anticorrosion cage of reinforcement is framed by match ratio, and is framed in taking out after the initial set, the lighter body thermal insulation slab of joints cement polymer foam powder slurry, wipe off with rib high together, after waiting to condense, make upper layer, the same surface layer down of upper layer batching and production method at end face.

Method three: in grooved mold frame rib, place anticorrosion reinforced frame earlier, the frame rib material is accurately measured by match ratio, stir in the pouring basin pattern tool of back, again surface layer slurry is accurately measured by match ratio, stir, make surface layer down earlier, spread surface layer slurry and grid cloth down respectively, lay the light body thermal insulation slab of cement polymer foamed plastics powder then in the layer below, the molded polystyrene plastic foam plate, the extruded polystyrene plastic foam plate, any in polyurethane sheet or the rock cotton board, pour into a mould the frame rib material between the thermal insulation slab again, lay any of above-mentioned thermal insulation slab then in the above, make upper layer at top layer at last, the same surface layer down of upper layer batching and production method.

After completing by the whole plate of above method, through the normal temperature or 40~80 ℃ of precurings of heating, the demoulding, maintenance promptly gets roof panel of the present invention, floor plates or wallboard again.

Adiabatic core of the present invention, upper and lower surface layer slurry and frame rib slurry the key technical indexes:

Table 1

The basic mechanical design feature index of roof panel of the present invention, floor plates or wallboard:

Table 2

Claims (2)

1. an environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plates or wallboard comprise upper layer, following surface layer and frame rib, are provided with heat insulation layer between upper layer and the following surface layer, it is characterized in that:
Described heat insulation layer be the light body thermal insulation slab of cement polymer foamed plastics powder or its respectively with molded polystyrene plastic foam plate, extruded polystyrene plastic foam plate or rock cotton board in any being composited, be provided with fiberglass gridding cloth in the upper layer and the layer below, also be fixedly connected with frame rib in the layer below, be provided with anticorrosion cage of reinforcement in the frame rib; The light body thermal insulation slab of described cement polymer foamed plastics powder is made of following material, and its ratio of weight and number is:
100 parts of cement, 40~80 parts in flyash,
10~20 parts in kieselguhr, 1~3 part of redispersable latex powder,
0.5~1 part of cellulose ether, 0.1~0.5 part of hydrophober,
40~80 parts in foamed plastics powder, 100~200 parts in water;
Described frame rib is made of following material, and its ratio of weight and number is:
100 parts of cement, 10~30 parts in flyash,
5~15 parts of silicon ashes, 40~80 parts of medium sands,
0~10 part in pottery sand, 0.3~0.6 part of polypropylene fibre,
5~15 parts of wollastonites, 0.3~0.6 part of water reducing agent,
10~20 parts of thermal insulation foam shuttering particles, 0~5 part in foamed plastics powder,
60~80 parts in water;
Described upper and lower surface layer is made of following material, and its ratio of weight and number is:
100 parts of cement, 20~50 parts in flyash,
5~15 parts of silicon ashes, 50~100 parts of fine sands,
10~30 parts of wollastonites, 0.4~0.8 part of polypropylene fibre,
0.2~0.6 part of water reducing agent, 0.1~0.2 part of cellulose ether,
5~10 parts in foamed plastics powder, 50~100 parts in water.
2. environmentally-friendly, energy-saving and fireproofing lightweight roof panel as claimed in claim 1, floor plates or wallboard is characterized in that: described frame rib replaces with following material and constitutes, and its ratio of weight and number is:
100 parts of light calcined magnesias, 80~100 parts in bittern,
5~15 parts of silicon ashes, 10~30 parts in flyash,
40~80 parts of stone flours, 10~20 parts of wollastonites,
5~10 parts on string, 0.2~0.6 part of polypropylene fibre,
10~20 parts of thermal insulation foam shuttering particles, 0~5 part in foamed plastics powder,
2~4 parts of magnesite modification agent;
Described upper and lower surface layer replaces with following material and constitutes, and its ratio of weight and number is:
100 parts of light calcined magnesias, 90~110 parts in bittern,
10~30 parts in flyash, 5~15 parts of silicon ashes,
60~100 parts of stone flours, 10~20 parts on string,
15~35 parts of wollastonites, 0.4~0.8 part of polypropylene fibre,
5~10 parts in foamed plastics powder, 2~4 parts of magnesite modification agent.
CN2010102374294A 2010-07-27 2010-07-27 Environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard CN101914977B (en)

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