CN102643013A - Method of using waste glass fiber reinforced phenolic resin molding compound to produce foam glass - Google Patents
Method of using waste glass fiber reinforced phenolic resin molding compound to produce foam glass Download PDFInfo
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- CN102643013A CN102643013A CN2012101320760A CN201210132076A CN102643013A CN 102643013 A CN102643013 A CN 102643013A CN 2012101320760 A CN2012101320760 A CN 2012101320760A CN 201210132076 A CN201210132076 A CN 201210132076A CN 102643013 A CN102643013 A CN 102643013A
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- glass
- foaming
- fine powder
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- alkyd resin
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000000465 moulding Methods 0.000 title claims abstract description 21
- 239000011494 foam glass Substances 0.000 title claims abstract description 13
- 239000002699 waste material Substances 0.000 title abstract description 11
- 150000001875 compounds Chemical class 0.000 title abstract description 4
- 239000003365 glass fiber Substances 0.000 title abstract description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 title abstract 3
- 239000005011 phenolic resin Substances 0.000 title abstract 3
- 229920001568 phenolic resin Polymers 0.000 title abstract 3
- 239000011521 glass Substances 0.000 claims abstract description 54
- 239000000843 powder Substances 0.000 claims abstract description 29
- 238000001816 cooling Methods 0.000 claims abstract description 26
- 238000005187 foaming Methods 0.000 claims abstract description 26
- 238000000137 annealing Methods 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 238000000498 ball milling Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 30
- 229920000180 alkyd Polymers 0.000 claims description 16
- 238000010792 warming Methods 0.000 claims description 12
- 239000006063 cullet Substances 0.000 claims description 11
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 10
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 10
- 239000012752 auxiliary agent Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 238000010298 pulverizing process Methods 0.000 claims description 8
- 238000007669 thermal treatment Methods 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
- 238000000748 compression moulding Methods 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 239000011591 potassium Substances 0.000 claims description 6
- 235000019353 potassium silicate Nutrition 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 6
- 229910000160 potassium phosphate Inorganic materials 0.000 claims description 5
- 229940093916 potassium phosphate Drugs 0.000 claims description 5
- 235000011009 potassium phosphates Nutrition 0.000 claims description 5
- 239000004317 sodium nitrate Substances 0.000 claims description 5
- 235000010344 sodium nitrate Nutrition 0.000 claims description 5
- 229940001516 sodium nitrate Drugs 0.000 claims description 5
- 239000001488 sodium phosphate Substances 0.000 claims description 5
- 229910000162 sodium phosphate Inorganic materials 0.000 claims description 5
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical group [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 210000001161 mammalian embryo Anatomy 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 4
- GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 229910021532 Calcite Inorganic materials 0.000 claims description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004327 boric acid Substances 0.000 claims description 2
- 235000010338 boric acid Nutrition 0.000 claims description 2
- 235000019241 carbon black Nutrition 0.000 claims description 2
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 2
- 239000001095 magnesium carbonate Substances 0.000 claims description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 2
- 235000014380 magnesium carbonate Nutrition 0.000 claims description 2
- 229960001708 magnesium carbonate Drugs 0.000 claims description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 2
- 239000004323 potassium nitrate Substances 0.000 claims description 2
- 235000010333 potassium nitrate Nutrition 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 abstract description 10
- 239000004088 foaming agent Substances 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 3
- 239000011230 binding agent Substances 0.000 abstract description 2
- 239000003607 modifier Substances 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 238000007664 blowing Methods 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 229920003987 resole Polymers 0.000 description 9
- 239000000126 substance Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 241000209456 Plumbago Species 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 239000000206 moulding compound Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000010504 bond cleavage reaction Methods 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
- C03C11/007—Foam glass, e.g. obtained by incorporating a blowing agent and heating
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/002—Use of waste materials, e.g. slags
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
The invention discloses a method of using waste glass fiber reinforced phenolic resin molding compound to produce foam glass. The method includes the steps: firstly, subjecting waste glass fiber reinforced phenolic resin molding compound to heat treatment, embrittling, crushing and ball milling to obtain fine powder; and secondly, well mixing, by weight, 10-30% of the fine powder, 60-75% of waste glass powder, 0.1-2% of foaming agent, 1-2% of stabilizing agent, 5-10% of fluxing agent, 0.5-1% of modifier and 0.5-1% of binder, mould pressing to form blanks, plasticizing, foaming, shaping, annealing and cooling to obtain foam glass. The method makes full use of waste raw materials and is low in production cost, simple in process, easy in implementation and short in foaming time, energy consumption can be greatly reduced, and product quality is stable.
Description
Technical field
The present invention relates to a kind of recoverying and utilizing method of waste phenolic moulding compound, relate in particular to the discarded glass of a kind of utilization and strengthen alkyd resin moulding material production method of foam glass.
Background technology
Glass strengthens the insulation framework cylinder that phenolaldehyde moulding compound is widely used in the inverter of making direct-current motor, and the radial direction on the surface of this cylinder is being inlayed at least three copper bar, and reverser directly is connected with motor rotor.When copper bar contacted with fixed carbon, electric current produced path, thereby makes the coil of rotor under the effect in magnetic field, produce moment of torsion; Rotor is rotated, and after turning an angle, brush separates with the copper bar of reverser; Generation is opened circuit, and rotor will continue rotation under action of inertia, and brush will contact copper bar again subsequently; To produce and rotate oppositely more consistent moment of torsion again; Principle like this, magnetic field force will constantly promote to make rotor to rotate to same direction, and drag effect such as final and friction, acting reach balance.Undoubtedly, reverser has guaranteed that direct-current machine can continued running.
Reverser is very big at the consumption of field of household appliances, automotive field, field of power tools.Yet along with the acceleration of these electrical equipments updates, a large amount of direct-current motors are eliminated; And wherein the metal ingredient of reverser basically can be by abundant recycling; But remaining nonmetal insulation framework material but is difficult to obtain recycling, and this material is difficult to degrade at occurring in nature; Intensity is also higher, causes being difficult to pulverizing.Moreover; Engine commutator mainly combines through the method and the copper sheet of transfer molding; In its curing molding process, with producing the dead meal handle that a large amount of glasses strengthens alkyd resin moulding material, these material handles can only carry out landfill disposal as trade waste and rubbish as a rule; Thereby environment is produced certain harm, taken valuable land resources.
Engine commutator insulation framework material generally is to strengthen alkyd resin moulding material by the certain mixing glass of processing of processes such as resol, spun glass, mineral filler and auxiliary agent.As everyone knows, resol is a kind of thermosetting resin, after curing molding, forms insoluble, not molten, the hard network-like macromolecular material of matter, is difficult to recycling.Therefore, discarded engine commutator reclaims after the metallic copper, and remaining non-metallic part and a large amount of waste material handles of in the engine commutator production process, being produced etc. all are difficult to recycling.
Multicellular glass is that a kind of inside is full of the countless porous light inorganic glass materials that link to each other with closed pores; Have advantages such as fire prevention, heat insulation, moistureproof, protection against corrosion, sound-absorbing, be widely used in fields such as construction wall insulation, petrochemical complex, motorway soundproof wall, electric power, military project.Especially China advocates energy-saving and emission-reduction and " low-carbon (LC) " economy energetically, and the home market increases rapidly for the multicellular glass demand in recent years, especially the building materials market.The staple of multicellular glass is a cullet, is aided with suitable whipping agent, stablizer, properties-correcting agent and other auxiliary agents etc., makes through operation such as certain thermal treatment, foaming and annealing.
Chinese patent 200710019008.2 discloses a kind of preparation method of large-density foam glass, at first with density greater than 3.0g/cm
3Glass cullet powder and SIC or TIN put in the ball grinder below ball milling to 200 order, and join in the high temperature steel mould, at last mould is moved into foaming furnace and burns till; Through foaming and fast after cooling and the annealing multicellular glass.
Chinese patent 200910023316.1 discloses a kind of preparation method of HS multicellular glass, with glass cullet powder, CaCO
3, borax, NaNO
3With refractory fibre join in the ball grinder ball mill mixing evenly after, place mould and with its move into foaming furnace through preheating, foaming, steady bubble, cool off fast and anneal, get multicellular glass.
Summary of the invention
The invention provides the discarded glass of a kind of utilization and strengthen alkyd resin moulding material production method of foam glass, this method has been avoided the environmental pollution and the wasting of resources through discarded glass being strengthened the reasonable utilization of alkyd resin moulding material.
The discarded glass of a kind of utilization strengthens alkyd resin moulding material production method of foam glass, may further comprise the steps:
(1) the depleted glass is strengthened alkyd resin moulding material and heat-treat, pulverizing, ball milling make fine powder after the embrittlement;
(2) by weight percentage; The said fine powder of 10-30%, the cullet powder of 60-75%, the whipping agent of 0.1-2%, the stablizer of 1-2%, the fusing assistant of 5-10%, the properties-correcting agent of 0.5-1% and the sticker of 0.5-1% are mixed, be molded into embryo after plasticizing, foaming, typing, annealing, cooling make multicellular glass.
Depleted material handle in insulation framework that said depleted glass enhancing alkyd resin moulding material can be an engine commutator and the production process; It contains a large amount of glass fiber components; Weight percent can be up to 30～70%; Specifically consist of: alkyd resin moulding material 25～45%, spun glass 30～70%, surplus are filler and auxiliary agent, and wherein filler and auxiliary agent all are to produce moulding compound added ingredients commonly used.
The composition of described spun glass does not have difference in essence with the cullet composition of producing multicellular glass; And as resol easy carbonization under comparatively high temps of fiberglass binder; Carbon can discharge a large amount of heats in combustion processes, the carbon black of generation can also be as the whipping agent of multicellular glass, therefore; The depleted glass is strengthened alkyd resin moulding material as the starting material of producing multicellular glass; The purpose that can arrive utilization of waste material, turns waste into wealth can reduce foaming agent consumption and energy consumption again, reduces production costs.
Because it is high that glass strengthens alkyd resin moulding material intensity, pulverize comparatively difficulty, therefore before pulverizing, need it is heat-treated; Let part of auxiliary decompose and resol part molecular scission, slough small-molecule substance, moulding compound is become fragile; But the too high meeting of thermal treatment temp makes resol carbonization even burning, and low excessively then embrittlement is slow, and energy consumption is big; Be preferably, described thermal treatment temp is 350～550 ℃, and the time is 0.5～5 hour.
The fineness of described fine powder is basic consistent with the fineness of cullet, is preferably 80～120 orders.
Preferably, said plasticizing, foaming, typing, annealing, refrigerative technology are:
(1) embryo with compression molding places in the process furnace, the temperature in the control process furnace;
(2) speed with 15～30 ℃/min is warming up to 400～450 ℃, and the speed with 5～10 ℃/min is warming up to 700～750 ℃ then, again be warming up to 800～1000 ℃ of 2～4 ℃/min, keeps and accomplishes foaming in 20～60 minutes;
(3) speed with 10-20 ℃/min is cooled to 600-700 ℃, and the speed with 1-2 ℃/min is cooled to 250 ℃ then, with the speed cooling room temperature of 0.5-2 ℃/min, makes multicellular glass at last.
So-called whipping agent is exactly the material that makes object material pore-forming; It can be divided into chemical foaming agent and pneumatogen and tensio-active agent three major types; Chemical foaming agent is that those can discharge gases such as carbonic acid gas and nitrogen after thermal degradation, and in polymkeric substance is formed, forms the compound of pore; Chemical foaming agent is divided into inorganic foaming agent and organic blowing agent again, and what the present invention mainly selected for use is inorganic foaming agent, is preferably at least a in yellow soda ash, lime carbonate, magnesiumcarbonate, saltpetre, SODIUMNITRATE, boric acid, carbon black, Graphite Powder 99 and the silit.
The various materials that can reduce melting point substance of described fusing assistant general reference can be divided into alkaline auxiliary solvent, acid solubility promoter and neutral flux, are preferably at least a of potassium felspar sand, calcite and Bai Shizhong, and their staple is silico-aluminate or CaCO
3, CaCO wherein
3Decomposes becomes CaO, discharges CO
2, and CaO is representational alkaline auxiliary solvent, Al
2O
3Be typical neutral flux, SiO
2It is representational acid fusing assistant.
Said properties-correcting agent can be fire retardant, solubility promoter, blowing promotor etc., is preferably water glass, weisspiessglanz or their mixture.
Add an amount of stablizer and can improve the performance of multicellular glass, increase the blowing temperature scope, the stabilise bubbles structure reduces communicating aperture, improves yield rate, and stablizer commonly used has phosphoric acid salt, acetate etc., is preferably sodium phosphate, potassiumphosphate or their mixture.
Sticker can improve the cohesive strength between each component, finally improves the physicals of multicellular glass, is preferably at least a in Z 150PH, epoxy resin and the Mierocrystalline cellulose.
The present invention makes full use of waste and old raw material, and production cost is low, and technology is simple and easy to realize that foamed time is short, significantly cut down the consumption of energy, and constant product quality.
Description of drawings
Fig. 1 is the schematic flow sheet of the inventive method.
Embodiment
Embodiment 1
(1) metals such as copper on the depleted motor steering device insulation framework are sorted out, then nonmetallic part is placed 450 ℃ of following thermal treatments 30 minutes, pulverizing, ball milling are processed the fine powder about 100 orders then.This fine powder consists of: spun glass is 50%, resol 45%, and all the other are filler and auxiliary agent.
(2) get above-mentioned fine powder 4.2g (21%), cullet powder 14g (70%), SODIUMNITRATE 0.2g (1%), potassium felspar sand 1g (5%), sodium phosphate 0.2g (1%), water glass 0.2 (1%) and epoxy resin 0.2g (1%) and mix, obtain multicellular glass raw material group.
(3) under 15MPa; With four-column hydraulic press above-mentioned raw material are rolled into a ball compression moulding; Obtain the multicellular glass shaping block, be placed on then in the plumbago crucible, in the temperature programmed control retort furnace, carry out heating and cooling and handle according to certain temperature program(me); Accomplish operations such as plasticizing, foaming, typing, annealing and cooling, obtain the multicellular glass material at last.
Concrete processing parameter is following: at first the temperature rise rate with 20 ℃/min rises to 450 ℃ from room temperature, then is warming up to 700 ℃ with 5 ℃/min, is warming up to blowing temperature with 3 ℃/min then; Blowing temperature is 900 ℃, and insulation is 30 minutes under this temperature, accomplishes foaming; Then be cooled to 650 ℃ with 15 ℃/min; Make foaming and setting, reduce to 450 ℃ of annealing with the cooling rate of 3 ℃/min then, the cooling rate with 2 ℃/min is cooled to 250 ℃ again; Be cooled to room temperature, come out of the stove with the cooling rate of 1 ℃/min more at last, obtain finished foam glass.
Embodiment 2
(1) metals such as copper on the depleted motor steering device insulation framework are sorted out, then nonmetallic part is placed 500 ℃ of following thermal treatments 25 minutes, pulverizing, ball milling are processed the fine powder about 100 orders then.This fine powder consists of: spun glass is 55%, resol 40%, and all the other are filler and auxiliary agent.
(2) get above-mentioned fine powder 6.2g (31%), cullet powder 12g (60%), potassium felspar sand 1g (5%), potassiumphosphate 0.2g (1%), water glass 0.2 (1%), weisspiessglanz 0.2 (1%) and Z 150PH 0.2g (1%) and mix, obtain multicellular glass raw material group.
(3) under 18MPa; With four-column hydraulic press above-mentioned raw material are rolled into a ball compression moulding; Obtain the multicellular glass shaping block, be placed on then in the plumbago crucible, in the temperature programmed control retort furnace, carry out heating and cooling and handle according to certain temperature program(me); Accomplish operations such as plasticizing, foaming, typing, annealing and cooling, obtain the multicellular glass material at last.
Concrete processing parameter is following: at first the temperature rise rate with 25 ℃/min rises to 450 ℃ from room temperature, then is warming up to 700 ℃ with 5 ℃/min, is warming up to blowing temperature with 3 ℃/min then; Blowing temperature is 850 ℃, and insulation is 50 minutes under this temperature, accomplishes foaming; Then be cooled to 650 ℃ with 15 ℃/min; Make foaming and setting, reduce to 450 ℃ of annealing with the cooling rate of 3 ℃/min then, the cooling rate with 2 ℃/min is cooled to 250 ℃ again; Be cooled to room temperature, come out of the stove with the cooling rate of 1 ℃/min more at last, obtain finished foam glass.
Embodiment 3
(1) metals such as copper on the depleted motor steering device insulation framework are sorted out, then nonmetallic part is placed 400 ℃ of following thermal treatments 60 minutes, pulverizing, ball milling are processed the fine powder about 100 orders then.This fine powder consists of: spun glass is 40%, resol 50%, and all the other are filler and auxiliary agent.
(2) get above-mentioned fine powder 6.0g (30%), cullet powder 12.0g (60%), SODIUMNITRATE 0.2g (1%), potassium felspar sand 1g (5%), sodium phosphate 0.2g (1%), potassiumphosphate 0.2g (1%), water glass 0.2 (1%) and Mierocrystalline cellulose 0.2g (1%) and mix, obtain multicellular glass raw material group.
(3) under 25MPa; With four-column hydraulic press above-mentioned raw material are rolled into a ball compression moulding; Obtain the multicellular glass shaping block, be placed on then in the plumbago crucible, in the temperature programmed control retort furnace, carry out heating and cooling and handle according to certain temperature program(me); Accomplish operations such as plasticizing, foaming, typing, annealing and cooling, obtain the multicellular glass material at last.
Concrete processing parameter is following: at first the temperature rise rate with 25 ℃/min rises to 500 ℃ from room temperature, then is warming up to 700 ℃ with 5 ℃/min, is warming up to blowing temperature with 3 ℃/min then; Blowing temperature is 880 ℃, and insulation is 50 minutes under this temperature, accomplishes foaming; Then be cooled to 650 ℃ with 15 ℃/min; Make foaming and setting, reduce to 450 ℃ of annealing with the cooling rate of 3 ℃/min then, the cooling rate with 2 ℃/min is cooled to 250 ℃ again; Be cooled to room temperature, come out of the stove with the cooling rate of 1 ℃/min more at last, obtain finished foam glass.
Embodiment 4
(1) metals such as copper on the depleted motor steering device insulation framework are sorted out, then nonmetallic part is placed 550 ℃ of following thermal treatments 30 minutes, pulverizing, ball milling are processed the fine powder about 200 orders then.This fine powder consists of: spun glass is 65%, resol 30%, and all the other are filler and auxiliary agent.
(2) get above-mentioned fine powder 3.0g (15%), cullet powder 14.8g (74%), SODIUMNITRATE 0.2g (1%), potassium felspar sand 1g (5%), sodium phosphate 0.2g (1%), potassiumphosphate 0.2g (1%), water glass 0.2 (1%) and Z 150PH 0.2g (1%), epoxy resin 0.2g (1%) mixes, and obtains multicellular glass raw material group.
(3) under 25MPa; With four-column hydraulic press above-mentioned raw material are rolled into a ball compression moulding; Obtain the multicellular glass shaping block, be placed on then in the plumbago crucible, in the temperature programmed control retort furnace, carry out heating and cooling and handle according to certain temperature program(me); Accomplish operations such as plasticizing, foaming, typing, annealing and cooling, obtain the multicellular glass material at last.
Concrete processing parameter is following: at first the temperature rise rate with 25 ℃/min rises to 500 ℃ from room temperature, then is warming up to 700 ℃ with 5 ℃/min, is warming up to blowing temperature with 3 ℃/min then; Blowing temperature is 880 ℃, and insulation is 50 minutes under this temperature, accomplishes foaming; Then be cooled to 650 ℃ with 15 ℃/min; Make foaming and setting, reduce to 450 ℃ of annealing with the cooling rate of 3 ℃/min then, the cooling rate with 2 ℃/min is cooled to 250 ℃ again; Be cooled to room temperature, come out of the stove with the cooling rate of 1 ℃/min more at last, obtain finished foam glass.The foaming properties parameter of the foregoing description preparation is as shown in table 1:
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Mean density kg/m 3 | ?143 | ?152 | ?138 | ?136 |
| Thermal conductivity W/ (mK) | ?0.037 | ?0.042 | ?0.043 | ?0.048 |
| Ultimate compression strength MPa | ?1.49 | ?1.55 | ?1.45 | ?1.46 |
Claims (10)
1. one kind is utilized discarded glass to strengthen alkyd resin moulding material production method of foam glass, may further comprise the steps:
(1) the depleted glass is strengthened alkyd resin moulding material and heat-treat, pulverizing, ball milling make fine powder after the embrittlement;
(2) by weight percentage; The said fine powder of 10-30%, the cullet powder of 60-75%, the whipping agent of 0.1-2%, the stablizer of 1-2%, the fusing assistant of 5-10%, the properties-correcting agent of 0.5-1% and the sticker of 0.5-1% are mixed, be molded into embryo after plasticizing, foaming, typing, annealing, cooling make multicellular glass.
2. method according to claim 1 is characterized in that, said depleted glass strengthens the alkyd resin moulding material weight percent and consists of:
Alkyd resin moulding material 25～45%
Spun glass 30～70%
Filler and auxiliary agent surplus.
3. method according to claim 1 is characterized in that, described thermal treatment temp is 350～550 ℃, and the time is 0.5～5 hour.
4. method according to claim 1 is characterized in that, described fine powder is 80～120 orders.
5. method according to claim 1 is characterized in that, said plasticizing, foaming, typing, annealing, refrigerative technology are:
(1) embryo with compression molding places in the process furnace, the temperature in the control process furnace;
(2) speed with 15～30 ℃/min is warming up to 400～450 ℃, heats up 700～750 ℃ with the speed of 5～10 ℃/min then, with 800～1000 ℃ of the intensifications of 2～4 ℃/min, keeps and accomplishes foaming in 20～60 minutes again;
(3) speed with 10-20 ℃/min is cooled to 600-700 ℃, and the speed with 1-2 ℃/min is cooled to 250 ℃ then, with the speed cooling room temperature of 0.5-2 ℃/min, makes multicellular glass at last.
6. method according to claim 1 is characterized in that, described whipping agent is at least a in yellow soda ash, lime carbonate, magnesiumcarbonate, saltpetre, SODIUMNITRATE, boric acid, carbon black, Graphite Powder 99 and the silit.
7. method according to claim 1 is characterized in that, described fusing assistant is at least a of potassium felspar sand, calcite and Bai Shizhong.
8. method according to claim 1 is characterized in that, described properties-correcting agent is water glass, weisspiessglanz or their mixture.
9. method according to claim 1 is characterized in that, described stablizer is sodium phosphate, potassiumphosphate or their mixture.
10. method according to claim 1 is characterized in that, described sticker is at least a in Z 150PH, epoxy resin and the Mierocrystalline cellulose.
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