CN106183218B - A kind of negative pressure wheel cover room warming plate of good heat-insulation effect - Google Patents

A kind of negative pressure wheel cover room warming plate of good heat-insulation effect Download PDF

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Publication number
CN106183218B
CN106183218B CN201610567786.4A CN201610567786A CN106183218B CN 106183218 B CN106183218 B CN 106183218B CN 201610567786 A CN201610567786 A CN 201610567786A CN 106183218 B CN106183218 B CN 106183218B
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China
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parts
gangue
warming plate
negative pressure
wheel cover
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CN106183218A (en
Inventor
唐洪刚
左晓宝
蒋慷
邱林峰
汤玉娟
殷光吉
马强
王佳林
丁冬楠
何绍丽
江恺
邹帅
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Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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    • 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
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • C08G18/3206—Polyhydroxy compounds aliphatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/44—Polycarbonates
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
    • C08G18/5027—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups directly linked to carbocyclic groups
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    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6633—Compounds of group C08G18/42
    • C08G18/6637—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/664—Compounds of group C08G18/42 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6674—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K11/00—Use of ingredients of unknown constitution, e.g. undefined reaction products
    • C08K11/005—Waste materials, e.g. treated or untreated sewage sludge
    • C—CHEMISTRY; METALLURGY
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
    • C08K5/5313—Phosphinic compounds, e.g. R2=P(:O)OR'
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78—Heat insulating elements
    • E04B1/80—Heat insulating elements slab-shaped
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08G2101/00—Manufacture of cellular products
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • C—CHEMISTRY; METALLURGY
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    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/10—Insulation, e.g. vacuum or aerogel insulation

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  • Polymers & Plastics (AREA)
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  • Chemical Kinetics & Catalysis (AREA)
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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
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  • Architecture (AREA)
  • Ceramic Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Fireproofing Substances (AREA)

Abstract

A kind of negative pressure wheel cover room warming plate of good heat-insulation effect provided by the invention, including framework, outer thermal insulation layer, core thermal insulation layer, the inner insulating layer set gradually from bottom to top in framework, framework outer wall are provided with heat insulating coat；Filling air entrained concrete in outer thermal insulation layer；Filling-modified gangue RPUF compound insulating material in the core thermal insulation layer；Filling aerosil in the inner insulating layer.Present invention offer warming plate preparation technology is simple, cost is cheap, and fire resistance is good, high insulating effect.

Description

A kind of negative pressure wheel cover room warming plate of good heat-insulation effect
Technical field
The present invention relates to a kind of negative pressure wheel cover room warming plate of good heat-insulation effect, belong to materials science field.
Background technology
In recent years, realized that building energy conservation had increasingly been taken seriously using wall thermal insulating, country also has begun to pressure and applied Row Research on Energy Saving, currently on the market the insulation material of large-scale use mainly have EPS (polystyrene foam), PS (extrusion moldings Polystyrene foam) and PU (polyurethane foam).Such organic insulation material biggest advantage is light, heat-insulated, insulation, but most The defects of big is easy firing, easy to aging, fire savety is poor, and it is hidden serious fire to be all present when not passing through flame retardant treatment Suffer from, cause Fire Accidents for Buildings.Hard polyurethane foam is a kind of inflammable organic insulation material, and being discharged in burning largely has Poisonous gas and smog, serious threat is caused to the security of the lives and property of people, therefore, if solution that can not be effective, practical Its inflammable fire safety sex chromosome mosaicism, then RPUF can not just obtain on a large scale in China's building energy conservation Popularization and application.
The problems such as the heat-resisting of RPUF, fire protection flame retarding as important topic in the urgent need to address, is Can RPUF is related to continue one of key factor of development.How existing hard polyurethane foam resistance to is improved Research that is hot and improving its anti-flammability and large-scale popularization and application have turned into the major issue of urgent need to resolve at this stage.
The content of the invention
Goal of the invention：It is an object of the invention to provide a kind of negative pressure wheel cover room warming plate of good heat-insulation effect.
Technical scheme：A kind of negative pressure wheel cover room warming plate of good heat-insulation effect provided by the invention, including framework, in framework Outer thermal insulation layer, core thermal insulation layer, the inner insulating layer set gradually from bottom to top, framework outer wall are provided with heat insulating coat；Outer thermal insulation layer Interior filling air entrained concrete；Filling-modified gangue-RPUF complex heat-preservation material in the core thermal insulation layer Material；Filling aerosil in the inner insulating layer.
Wherein, the modified gangue-RPUF compound insulating material, by the component of following parts by weight It is made：
Preferably, the modified gangue is made using following methods：
(1) pretreatment of gangue：Gangue is added in the hydrochloric acid that substance withdrawl syndrome is 0.008~0.012mol/L 8-12h is soaked, is added after filtering in the sodium hydroxide that substance withdrawl syndrome is 0.008~0.012mol/L and soaks 4-6h；
(2) decamethylene diamine of excess is dissolved in the hydrochloric acid that the substance withdrawl syndrome prepared is 0.008~0.012mol/L In, after carrying out Partial protons, decamethylene diamine is melted into ammonia salt of the one end still with active-NH2 groups by Partial protons；
(3) gangue is added in the decamethylene diamine solution of Partial protons, is placed in 50~60 DEG C of oil baths, uses electric stirring Machine stirs 2~4 hours, and rotating speed is 1500~2500r/min；The amount ratio of the decamethylene diamine solution of gangue and Partial protons is 10g：100ml；
(4) filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue.
As another kind preferably, the PEPA is molecular weight 400-5000 PCDL or molecular weight For 600-2000 Aromatic Polyester Polyols.
As it is another preferably, the PPG be the aromatic amine PPG that molecular weight is 500-2000 or Molecular weight is 500-2000 glucitols PPG.
As another kind preferably, the low molecular weight compound of the hydroxyl is ethylene glycol.
As another kind preferably, the composite catalyst is mass ratio 3:2:1 triethylenediamine, 2,4,6- tri- (two Methyaminomethyl) phenol and dibutyltin dilaurate mixture；The fire retardant is the miscellaneous -10- of 9,10- dihydro-9-oxies Phospha phenanthryl -4- salicylic alcohols.
As another kind preferably, the modified Nano magnesium hydroxide is through silane resin acceptor kh-550 by nano-sized magnesium hydroxide It is wet-process modified to be made.
Present invention also offers a kind of preparation of above-mentioned modified gangue-RPUF compound insulating material Method, comprise the following steps：
(1) preparation of modified gangue：
The decamethylene diamine of excess is dissolved in the hydrochloric acid that the substance withdrawl syndrome for preparing is 0.008~0.012mol/L, After carrying out Partial protons, decamethylene diamine is melted into ammonia salt of the one end still with active-NH2 groups by Partial protons；
Gangue is added in the decamethylene diamine solution of Partial protons, be placed in 50~60 DEG C of oil baths, use electric blender Stirring 2~4 hours, rotating speed is 1500~2500r/min；The amount ratio of the decamethylene diamine solution of gangue and Partial protons is 10g：100ml；
Filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue；
(2) preparation of compound insulating material：PEPA and PPG are heated to 100-120 DEG C, mixed, it is cold But to 70-80 DEG C, just batch mixing is obtained；By the low molecular weight compound of hydroxyl, modified aluminum trihydroxide, foaming agent, organosilicon After foam stabiliser, microcrystalline cellulose, composite catalyst, foaming agent, fire retardant are added to the water mixing, add into first batch mixing, Mix；Modified gangue stirring 10-20min is added, 4,4'- dicyclohexyl methyl hydride diisocyanates is eventually adding, stirs 1- 3h；Cooling, is produced.
Beneficial effect：Present invention offer warming plate preparation technology is simple, cost is cheap, and fire resistance is good, high insulating effect.
Brief description of the drawings
Fig. 1 is the structural representation of the negative pressure wheel cover room warming plate of good heat-insulation effect.
Embodiment
According to following embodiments, the present invention may be better understood.It is however, as it will be easily appreciated by one skilled in the art that real Apply specific material proportion, process conditions and its result described by example and be merely to illustrate the present invention, without that will not also should limit The present invention described in detail in claims processed.
Embodiment 1
The preparation of modified gangue, using following methods：
(1) pretreatment of gangue：Gangue is added in the hydrochloric acid that substance withdrawl syndrome is 0.010mol/L and soaked 10h, added after filtering in the sodium hydroxide that substance withdrawl syndrome is 0.010mol/L and soak 5h；
(2) it is in 0.010mol/L hydrochloric acid that the decamethylene diamine of excess is dissolved in the substance withdrawl syndrome prepared, is carried out After Partial protons, decamethylene diamine is melted into ammonia salt of the one end still with active-NH2 groups by Partial protons；
(3) gangue is added in the decamethylene diamine solution of Partial protons, is placed in 55 DEG C of oil baths, is stirred with electric blender Mix 3 hours, rotating speed 2000r/min；The amount ratio of the decamethylene diamine solution of gangue and Partial protons is 10g：100ml；(4) Filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue.
Embodiment 2
The preparation of modified gangue, using following methods：
(1) pretreatment of gangue：Gangue is added in the hydrochloric acid that substance withdrawl syndrome is 0.008mol/L and soaked 12h, added after filtering in the sodium hydroxide that substance withdrawl syndrome is 0.012mol/L and soak 4h；
(2) it is in 0.008mol/L hydrochloric acid that the decamethylene diamine of excess is dissolved in the substance withdrawl syndrome prepared, is carried out After Partial protons, decamethylene diamine is melted into ammonia salt of the one end still with active-NH2 groups by Partial protons；
(3) gangue is added in the decamethylene diamine solution of Partial protons, is placed in 50 DEG C of oil baths, is stirred with electric blender Mix 4 hours, rotating speed 1500r/min；The amount ratio of the decamethylene diamine solution of gangue and Partial protons is 10g：100ml；(4) Filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue.
Embodiment 3
The preparation of modified gangue, using following methods：
(1) pretreatment of gangue：Gangue is added in the hydrochloric acid that substance withdrawl syndrome is 0.012mol/L and soaks 8h, Added after filtering in the sodium hydroxide that substance withdrawl syndrome is 0.008mol/L and soak 6h；
(2) it is in 0.012mol/L hydrochloric acid that the decamethylene diamine of excess is dissolved in the substance withdrawl syndrome prepared, is carried out After Partial protons, decamethylene diamine is melted into ammonia salt of the one end still with active-NH2 groups by Partial protons；
(3) gangue is added in the decamethylene diamine solution of Partial protons, is placed in 60 DEG C of oil baths, is stirred with electric blender Mix 2 hours, rotating speed 2500r/min；The amount ratio of the decamethylene diamine solution of gangue and Partial protons is 10g：100ml；(4) Filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue.
Embodiment 4
Modified gangue-RPUF compound insulating material, is made up of the component of following parts by weight：
Wherein, the PCDL of molecular weight 400；Molecular weight is 2000 aromatic amine PPG；It is described Composite catalyst is mass ratio 3:2:1 triethylenediamine, (dimethylamino methyl) phenol of 2,4,6- tri- and dibutyl tin two The mixture of laurate；The fire retardant is the miscellaneous -10- phosphas phenanthryl -4- salicylic alcohols of 9,10- dihydro-9-oxies；It is described to change Property nano-sized magnesium hydroxide be by nano-sized magnesium hydroxide through silane resin acceptor kh-550 it is wet-process modified be made.
The preparation of above-mentioned modified gangue-RPUF compound insulating material, comprises the following steps：
PEPA and PPG are heated to 110 DEG C, mixes, is cooled to 75 DEG C, obtains just batch mixing；By hydroxyl Low molecular weight compound, modified aluminum trihydroxide, foaming agent, organic foam stabilizer, microcrystalline cellulose, composite catalyzing After agent, foaming agent, fire retardant are added to the water mixing, add into first batch mixing, mix；Modified gangue stirring 15min is added, 4,4'- dicyclohexyl methyl hydride diisocyanates are eventually adding, stir 2h；Cooling, is produced.
Embodiment 5
Modified gangue-RPUF compound insulating material, is made up of the component of following parts by weight：
Wherein, the PCDL of molecular weight 5000；Molecular weight is 2000 aromatic amine PPG；It is described Composite catalyst is mass ratio 3:2:1 triethylenediamine, (dimethylamino methyl) phenol of 2,4,6- tri- and dibutyl tin two The mixture of laurate；The fire retardant is the miscellaneous -10- phosphas phenanthryl -4- salicylic alcohols of 9,10- dihydro-9-oxies；It is described to change Property nano-sized magnesium hydroxide be by nano-sized magnesium hydroxide through silane resin acceptor kh-550 it is wet-process modified be made.
The preparation of above-mentioned modified gangue-RPUF compound insulating material, comprises the following steps：
PEPA and PPG are heated to 100 DEG C, mixes, is cooled to 70 DEG C, obtains just batch mixing；By hydroxyl Low molecular weight compound, modified aluminum trihydroxide, foaming agent, organic foam stabilizer, microcrystalline cellulose, composite catalyzing After agent, foaming agent, fire retardant are added to the water mixing, add into first batch mixing, mix；Modified gangue stirring 10min is added, 4,4'- dicyclohexyl methyl hydride diisocyanates are eventually adding, stir 3h；Cooling, is produced.
Embodiment 6
Modified gangue-RPUF compound insulating material, is made up of the component of following parts by weight：
Wherein, molecular weight is 600 Aromatic Polyester Polyols；Molecular weight is 2000 glucitols PPG；Institute It is mass ratio 3 to state composite catalyst:2:1 triethylenediamine, (dimethylamino methyl) phenol of 2,4,6- tri- and dibutyl tin The mixture of dilaurate；The fire retardant is the miscellaneous -10- phosphas phenanthryl -4- salicylic alcohols of 9,10- dihydro-9-oxies；It is described Modified Nano magnesium hydroxide is to be made by nano-sized magnesium hydroxide through silane resin acceptor kh-550 is wet-process modified.
The preparation of above-mentioned modified gangue-RPUF compound insulating material, comprises the following steps：
PEPA and PPG are heated to 120 DEG C, mixes, is cooled to 80 DEG C, obtains just batch mixing；By hydroxyl Low molecular weight compound, modified aluminum trihydroxide, foaming agent, organic foam stabilizer, microcrystalline cellulose, composite catalyzing After agent, foaming agent, fire retardant are added to the water mixing, add into first batch mixing, mix；Modified gangue stirring 20min is added, 4,4'- dicyclohexyl methyl hydride diisocyanates are eventually adding, stir 1h；Cooling, is produced.
Embodiment 7
Modified gangue-RPUF compound insulating material, is made up of the component of following parts by weight：
Wherein, molecular weight is 2000 Aromatic Polyester Polyols；Molecular weight is 500 glucitols PPG；Institute It is mass ratio 3 to state composite catalyst:2:1 triethylenediamine, (dimethylamino methyl) phenol of 2,4,6- tri- and dibutyl tin The mixture of dilaurate；The fire retardant is the miscellaneous -10- phosphas phenanthryl -4- salicylic alcohols of 9,10- dihydro-9-oxies；It is described Modified Nano magnesium hydroxide is to be made by nano-sized magnesium hydroxide through silane resin acceptor kh-550 is wet-process modified.
The preparation of above-mentioned modified gangue-RPUF compound insulating material, comprises the following steps：
PEPA and PPG are heated to 115 DEG C, mixes, is cooled to 75 DEG C, obtains just batch mixing；By hydroxyl Low molecular weight compound, modified aluminum trihydroxide, foaming agent, organic foam stabilizer, microcrystalline cellulose, composite catalyzing After agent, foaming agent, fire retardant are added to the water mixing, add into first batch mixing, mix；Modified gangue stirring 15min is added, 4,4'- dicyclohexyl methyl hydride diisocyanates are eventually adding, stir 2h；Cooling, is produced.
The performance of testing example 4 to 7.
Table 1
Wherein, comparative example is commercially available RPUF.
As seen from the above table, product of the present invention with higher compressive strength, abscess it is fine and smooth, with relatively low heat conduction system Number, the fire resistance of foam are good.
Embodiment 8
The negative pressure wheel cover room warming plate of good heat-insulation effect, is shown in Fig. 1, including framework 1, is set gradually from bottom to top in framework 1 Outer thermal insulation layer 2, core thermal insulation layer 3, inner insulating layer 4, the outer wall of framework 1 is provided with heat insulating coat 5；Filling aerating in outer thermal insulation layer 2 Concrete；Filling-modified gangue-RPUF compound insulating material in core thermal insulation layer 3；In inner insulating layer 4 Fill aerosil.
The warming plate of embodiment 8 is combined into length of side 1m cube, heated inside cube, makes to reach 100 inside it ℃；Comparative example is that the modified gangue in core thermal insulation layer-RPUF compound insulating material is replaced with into city Sell RPUF.Test surfaces temperature, cubical surface temperature made from warming plate of the invention compared to Comparative example is low more than 50 DEG C.

Claims (6)

  1. A kind of 1. negative pressure wheel cover room warming plate of good heat-insulation effect, it is characterised in that：Including framework（1）, framework（1）It is interior from lower and On the outer thermal insulation layer that sets gradually（2）, core thermal insulation layer（3）, inner insulating layer（4）, framework（1）Outer wall is provided with heat insulating coat（5）； Outer thermal insulation layer（2）Interior filling air entrained concrete；The core thermal insulation layer（3）Interior filling-modified gangue-hard polyurethane foams Plastics composite insulating material；The inner insulating layer（4）Interior filling aerosil；
    The modified gangue-RPUF compound insulating material, is made up of the component of following parts by weight：
    Modified gangue 5-10 parts；
    4,4'- dicyclohexyl methyl hydride diisocyanate 40-50 parts；
    PEPA 20-30 parts；
    PPG 10-20 parts；
    Low molecular weight compound 5-10 parts of hydroxyl；
    Modified aluminum trihydroxide 5-10 parts；
    Foaming agent 10-20 parts；
    Organic foam stabilizer 1-3 parts；
    Microcrystalline cellulose 1-3 parts；
    Composite catalyst 1-3 parts；
    Foaming agent 1-3 parts；
    Fire retardant 1-3 parts；
    Water 5-15 parts.
  2. A kind of 2. negative pressure wheel cover room warming plate of good heat-insulation effect according to claim 1, it is characterised in that：The modification Gangue is made using following methods：
    (1) pretreatment of gangue：Gangue is added in the hydrochloric acid that substance withdrawl syndrome is 0.008~0.012mol/L and soaked 8-12h is steeped, is added after filtering in the sodium hydroxide that substance withdrawl syndrome is 0.008~0.012mol/L and soaks 4-6h；
    (2) decamethylene diamine of excess is dissolved in the hydrochloric acid that the substance withdrawl syndrome for preparing is 0.008~0.012mol/L, After carrying out Partial protons, decamethylene diamine is melted into one end still with active-NH by Partial protons2The ammonia salt of group；
    (3) by step（1）Pretreated gangue is added in the decamethylene diamine solution of Partial protons, is placed in 50~60 DEG C of oil In bath, stirred 2~4 hours with electric blender, rotating speed is 1500~2500r/min；The last of the ten Heavenly stems two of gangue and Partial protons The amount ratio of amine aqueous solution is 10g：100ml；
    (4) filter, filter cake is cleaned 3~4 times with distilled water, is dried, and is ground, and sieving, produces modified gangue.
  3. A kind of 3. negative pressure wheel cover room warming plate of good heat-insulation effect according to claim 1, it is characterised in that：The polyester The Aromatic Polyester Polyols that polyalcohol is molecular weight 400-5000 PCDL or molecular weight is 600-2000.
  4. A kind of 4. negative pressure wheel cover room warming plate of good heat-insulation effect according to claim 1, it is characterised in that：The polyethers Polyalcohol is the glucitols polyethers that the aromatic amine PPG that molecular weight is 500-2000 or molecular weight are 500-2000 Polyalcohol.
  5. A kind of 5. negative pressure wheel cover room warming plate of good heat-insulation effect according to claim 1, it is characterised in that：It is described to contain hydroxyl The low molecular weight compound of base is ethylene glycol.
  6. A kind of 6. negative pressure wheel cover room warming plate of good heat-insulation effect according to claim 1, it is characterised in that：It is described compound Catalyst is mass ratio 3:2:1 triethylenediamine, 2,4,6- tri-（Dimethylamino methyl）Phenol and dibutyltindilaurylmercaptide osmanthus The mixture of acid esters；The fire retardant is the miscellaneous -10- phosphas phenanthryl -4- salicylic alcohols of 9,10- dihydro-9-oxies.
CN201610567786.4A 2016-01-30 2016-07-19 A kind of negative pressure wheel cover room warming plate of good heat-insulation effect Expired - Fee Related CN106183218B (en)

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US5877226A (en) * 1995-01-24 1999-03-02 Matsushita Refrigeration Company Thermal insulating foamed material having carbon dioxide adsorbents and method for manufacturing the same
CN102515638A (en) * 2011-11-30 2012-06-27 镇江绿能环保科技有限公司 Preparation method of polyurethane composite material for microalgae cultivation
CN102515685A (en) * 2011-12-27 2012-06-27 长安大学 Coal gangue building thermal insulation exterior wall brick and production method thereof
CN104591601A (en) * 2015-01-23 2015-05-06 安徽理工大学 Superpoly-gangue concrete and preparation method thereof

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TWI357436B (en) * 2007-08-31 2012-02-01 Ind Tech Res Inst Multilayer fire-resistant material

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Publication number Priority date Publication date Assignee Title
US5877226A (en) * 1995-01-24 1999-03-02 Matsushita Refrigeration Company Thermal insulating foamed material having carbon dioxide adsorbents and method for manufacturing the same
CN102515638A (en) * 2011-11-30 2012-06-27 镇江绿能环保科技有限公司 Preparation method of polyurethane composite material for microalgae cultivation
CN102515685A (en) * 2011-12-27 2012-06-27 长安大学 Coal gangue building thermal insulation exterior wall brick and production method thereof
CN104591601A (en) * 2015-01-23 2015-05-06 安徽理工大学 Superpoly-gangue concrete and preparation method thereof

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