CN101289574B - Wear resistant elastic material of polyurethane modified by nano-steel slag - Google Patents
Wear resistant elastic material of polyurethane modified by nano-steel slag Download PDFInfo
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- CN101289574B CN101289574B CN2008100387080A CN200810038708A CN101289574B CN 101289574 B CN101289574 B CN 101289574B CN 2008100387080 A CN2008100387080 A CN 2008100387080A CN 200810038708 A CN200810038708 A CN 200810038708A CN 101289574 B CN101289574 B CN 101289574B
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Abstract
The invention relates to nanometer steel slag modified polyurethane wear-resistant elastic material, which overcomes the problems that elastic materials of the prior rubber system have low wear-resistant performance, easy aging, easy abrasion and so on. According to the geometrical property of nanometer material and the rockiness of waste steel slags, nanometer steel slags are taken as reinforced material, and modified polyurethane polymer material is taken as a structural body. The material comprises A composition and B composition by weight portion, wherein, the A composition comprises are as follows: 10 to 20 portions of hydroxylterminted polylol, 30 to 60 portions of amine-terminated polyether, 5 to 10 portions of vegetable oil, 10 to 30 portions of nanometer steel slags, 0.01 to 1 portion of catalyst, and 0.01 to 0.5 portion of antioxidant; the B composition is an isocyanate prepolymer; the A composition and the B composition generate a crosslinking reaction to produce the nanometer steel slag modified polyurethane wear-resistant elastic material. The material has the characteristics of strong shearing force and high peeling strength, and the wear resistance and the corrosion resistance are two times higher than those of the prior rubber material. The material is suitable for wear-resistant protective layers of various conveyer belts and transmission belts of mines and steel industry, and wear-resistant lining protective layers of solid material conveying pipelines and equipment.
Description
Technical field
The present invention relates to a kind of wear resistant elastic material of polyurethane modified by nano-steel slag.It is strong to have shearing force, and the strength of glass height is wear-resisting, and rotproofness is higher than more than two times of traditional elastomeric material.Be applicable to the mine, the various conveying belt of iron and steel industry, the wear Protection layer of transmission belt; Solid material conveying pipe road, and equipment wear-resistant liner protective layer.
Technical background
At present, mine, the various conveying belt of iron and steel industry, the protective layer of transmission belt; Solid material conveying pipe road, and the protective layer of equipment liner are basically based on the rubbery system material.Exist resistance to abrasion poor, stretch, characteristics such as shearing resistance is low.Fret wear is big, changes frequently maintenance cost height, a kind of erosion resistant of active demand, tensile strength height, the resilient material that shearing resistance is high.
Summary of the invention
In order to solve the existing in prior technology problem, the invention provides a kind of two-pack solvent-free environment-protection, but in-situ spraying, the wear-resisting, fire-retardant of moulding, high-intensity wear resistant elastic material of polyurethane modified by nano-steel slag are reacted in cast.
The present invention solves the problems of the technologies described above the technical scheme of taking: utilize nano-steel slag, because the hardness height of slag, wear resistance is good, and the geometry of nano-steel slag material is special, micropore permeation is to the adsorptivity of organic molecule, surface effects, volume effect, features such as quantum mechanical effects are as strongthener, with the terminal hydroxy group polyvalent alcohol, Amino Terminated polyether(ATPE), castor-oil plant wet goods vegetables oil adsorbs combination mutually.After isocyanic ester performed polymer crosslinking reaction, form high strength, wear-resisting elastic structural material via epoxy resin modification.
A kind of wear resistant elastic material of polyurethane modified by nano-steel slag is the double component solvent-free wear resistant elastic material, and this wear resistant elastic material comprises A component and B component in weight part, wherein,
The A component comprises by weight:
Terminal hydroxy group polyvalent alcohol 10～20
Amino Terminated polyether(ATPE) 30～60
Viscotrol C 5～10
Nano-steel slag 10～30
Catalyzer 0.01～1
Antioxidant 0.01～0.5;
The B component is the isocyanic ester performed polymer;
A component and B component crosslinking reaction generate wear resistant elastic material of polyurethane modified by nano-steel slag.
Described terminal hydroxy group polyvalent alcohol is polyester polyol or polyether polyol, and consumption can be 10,12,15,18 or 20 weight parts;
Described Amino Terminated polyether(ATPE) is the end capped polyalkylene oxide hydrocarbon compound of primary amino or secondary amino group, and consumption can be 30,35,40,45,55 or 60 weight parts;
Described Viscotrol C can be natural Viscotrol C or handles the Viscotrol C of modification, as: transesterify modified castor oil, the consumption of Viscotrol C can be 5,6,7,8,9 or 10 weight parts;
Described nano-steel slag is the waste residue material in the smelting iron and steel, is the nano level superfine material after treatment, and processing mode can be a milled processed, and its particle diameter is 30～100nm, and the consumption of nano-steel slag can be 10,15,20,25 or 30 weight parts;
Described catalyzer is a kind of or its combination in amines catalyst triethylenediamine, tetramethyl-Alkylenediamine, the dimethylcyclohexylamine, perhaps a kind of or its combination in metal species catalyzer dibutyl tin laurate, stannous octoate, mercaptan two fourth tin, the dibutyltin diacetate, the perhaps combination of amines catalyst and metal species catalyzer, catalyst consumption can be 0.01,0.05,0.1,0.2,0.3,0.5,0.6,0.8 or 1 weight part;
Described antioxidant is a tetramethylene (3,5-di-t-butyl-4-hydroxy phenylpropionic acid) methyl esters, triglycol two-[3-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester], 2,6-di-tert-butyl-4-methy phenol, 2, a kind of or its combination in the 6-ditertbutylparacresol, the consumption of antioxidant can be 0.01,0.02,0.05,0.1,0.2,0.3 or 0.5 weight part.
On the basis of such scheme, described B component isocyanic ester performed polymer comprises by weight:
Terminal hydroxy group polyvalent alcohol 20～60
Resins, epoxy 10～25
Viscotrol C 5～15
Vulcabond 20～40,
Wherein, the terminal hydroxy group polyvalent alcohol, its functionality is 2～3.
The consumption of concrete terminal hydroxy group polyvalent alcohol can be 20,25,30,35,40,45,50,55 or 60 weight parts;
Described Resins, epoxy is a kind of or its combination in bisphenol A epoxide resin, bisphenol F epoxy resin, the bisphenol-s epoxy resin, and the functionality of Resins, epoxy is 2～3, and the consumption of Resins, epoxy can be 10,15,20 or 25 weight parts;
The consumption of Viscotrol C can be 5,8,10,12 or 15 weight parts;
Described vulcabond is 4,4 '-diphenylmethanediisocyanate, 2,4 '-diphenylmethanediisocyanate, 2, a kind of or its combination in 2 '-diphenylmethanediisocyanate, the adjacent tolylene diisocyanate, the consumption of vulcabond can be 20,25,30,35 or 40 weight parts.
The functionality 2～2.1 of described diphenylmethanediisocyanate.
Wherein, described A component and B component isocyanic ester prepolymer reaction, generate wear resistant elastic material of polyurethane modified by nano-steel slag, the weight ratio of A component and B component is A: B=100～150: 100, and the weight ratio of A component and B component is specifically as follows: 100,110,120,130,140 or 150: 100.
Wear resistant elastic material of polyurethane modified by nano-steel slag structure uniqueness of the present invention, with the contrast of traditional elastomeric material, have that wear resistance is good, tear strength is high, nontoxic, no fugitive constituent, lower than traditional elastomeric material heatproof, good elasticity is arranged under the low temperature environment.
Wear resistant elastic material of polyurethane modified by nano-steel slag of the present invention is applicable to the mine, the various conveying belt of iron and steel industry, the wear Protection layer of transmission belt; Solid material conveying pipe road, and equipment wear-resistant liner protective layer.
The preparation method of wear resistant elastic material of polyurethane modified by nano-steel slag of the present invention is:
1, the preparation of A component:
Take by weighing each component by above-mentioned prescription, put into agitator, add terminal hydroxy group polyvalent alcohol, Amino Terminated polyether(ATPE) then, Viscotrol C, nano-steel slag, catalyzer, oxidation inhibitor mixed 1～2 hour, made the A component;
2, the preparation of B component isocyanic ester performed polymer:
With the terminal hydroxy group polyvalent alcohol, Resins, epoxy places reactor, stirs and heats to 80～180 ℃, adds the diphenylmethanediisocyanate insulated and stirred 0.5～2 hour, to reacting completely, is cooled to normal temperature.
The A component of above-mentioned preparation and B component isocyanic ester performed polymer crosslinking reaction obtain the wear-resisting macromolecular material of nano-steel slag of the present invention.
The present invention is the wear-resisting macromolecular material of response type two-pack nano-steel slag, and speed of response is fast.Need utilize special machinery spraying equipment and reaction injection moulding equipment to spray and pour into a mould during application.In construction, spraying and casting area should be handled cleaning, floating ash, grease, greasy dirt, and rotten mashed thing and other have obstruction spraying and the material of pouring into a mould.
The invention has the beneficial effects as follows:
1, the present invention utilizes nano-steel slag as strongthener, because the hardness height of slag, wear resistance is good; Because nano material has the geometry specificity, micropore permeation is to the adsorptivity of organic molecule, surface effects, volume effect, specific characteristics such as quantum mechanical effects, the resilient material that is formed by nano-steel slag has high strength, good heat resistance, characteristics such as wear resistance height.
2, fully recycle remaining waste residue in the smelting iron and steel, avoid remaining waste residue that environment is worked the mischief.
3, wear resistant elastic material of polyurethane modified by nano-steel slag is lower than traditional elastomeric material heatproof, and good elasticity is arranged under the low temperature environment, and the low temperature dimensional stability is good.
4, wear resistant elastic material of polyurethane modified by nano-steel slag is than traditional elastomeric material rigidity and modulus height.
5, do not contain objectionable impuritiess such as phenol, formaldehyde in the wear resistant elastic material of polyurethane modified by nano-steel slag, nontoxic, harmless, can not damage human body and environment.
6, wear resistant elastic material of polyurethane modified by nano-steel slag normal temperature fast setting.
7, the wear resistant elastic material of polyurethane modified by nano-steel slag weathering resistance is wide, is suitable for after the material cured using in-50～120 ℃ environment.
8, wear resistant elastic material of polyurethane modified by nano-steel slag can be sprayed at surfaces such as rubber, metal.
Embodiment
The two-pack wear resistant elastic material of polyurethane modified by nano-steel slag
A component: comprise by weight:
Terminal hydroxy group polyvalent alcohol 10～20
Amino Terminated polyether(ATPE) 30～60
Viscotrol C 5～10
Nano-steel slag 10～30
Catalyzer 0.01～1
Antioxidant 0.01～0.5
B component isocyanic ester performed polymer: comprise by weight:
Terminal hydroxy group polyvalent alcohol 20～60
Resins, epoxy 10～25
Viscotrol C 5～15
Vulcabond 20～40
The A component of above-mentioned preparation and B component isocyanic ester performed polymer crosslinking reaction obtain wear resistant elastic material of polyurethane modified by nano-steel slag of the present invention.
The weight ratio of described A component and B component is A: B=100～150: 100.
Embodiment 1
1, the preparation of A component
Get above-mentioned terminal hydroxy group polyvalent alcohol 15 weight parts and put into agitator, add Amino Terminated polyether(ATPE) 45 weight parts, Viscotrol C 10 weight parts, nano-steel slag 30 weight parts, catalyzer 0.04 weight part, antioxidant 0.02 weight part mixed 1～2 hour.
2, the preparation of B component isocyanic ester performed polymer
End hydroxy polyether type polyvalent alcohol 35 weight parts (functionality 2～3) are placed reactor, add Resins, epoxy 15 weight parts, add Viscotrol C 10 weight parts, adding diphenylmethanediisocyanate 35 weight parts (functionality 2～2.1) stirring heats to 80～180 ℃, insulated and stirred reaction 1～2 hour, to reacting completely, be cooled to normal temperature.
The A component and the B component of above-mentioned preparation are pressed A: B=100～weight part reaction in 150: 100 obtains wear resistant elastic material of polyurethane modified by nano-steel slag of the present invention.
Embodiment 2
1, the preparation of A component
Get above-mentioned terminal hydroxy group polyvalent alcohol 20 weight parts and put into agitator, add Amino Terminated polyether(ATPE) 50 weight parts, Viscotrol C 5 weight parts, nano-steel slag 25 weight parts, catalyzer 0.04 weight part, antioxidant 0.02 weight part mixed 1～2 hour.
2, the preparation of B component isocyanic ester performed polymer
End hydroxy polyether type polyvalent alcohol 30 weight parts (functionality 2～3) are placed reactor, add Resins, epoxy 20 weight parts, add Viscotrol C 15 weight parts, add diphenylmethanediisocyanate 40 weight parts (functionality 2～2.1), stirring is heated to 80～180 ℃, insulated and stirred reaction 1～2 hour to reacting completely, is cooled to normal temperature.
The A component and the B component of above-mentioned preparation are pressed A: B=100～weight part reaction in 150: 100 obtains wear resistant elastic material of polyurethane modified by nano-steel slag of the present invention.
Claims (10)
1. a wear resistant elastic material of polyurethane modified by nano-steel slag is the double component solvent-free wear resistant elastic material, it is characterized in that: this wear resistant elastic material comprises A component and B component in weight part, wherein,
The A component comprises by weight:
Terminal hydroxy group polyvalent alcohol 10～20
Amino Terminated polyether(ATPE) 30～60
Viscotrol C 5～10
Nano-steel slag 10～30
Catalyzer 0.01～1
Antioxidant 0.01～0.5;
The B component is the isocyanic ester performed polymer;
A component and B component crosslinking reaction generate wear resistant elastic material of polyurethane modified by nano-steel slag.
2. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 is characterized in that: described B component isocyanic ester performed polymer comprises by weight:
Terminal hydroxy group polyvalent alcohol 20～60
Resins, epoxy 10～25
Viscotrol C 5～15
Vulcabond 20～40,
Wherein, terminal hydroxy group polyvalent alcohol functionality is 2～3.
3. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 and 2 is characterized in that: the weight ratio of described A component and B component is A: B=100～150: 100.
4. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 and 2 is characterized in that: described Viscotrol C is a kind of in natural Viscotrol C, the transesterify modified castor oil.
5. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 and 2 is characterized in that: described nano-steel slag is the waste residue material in the smelting iron and steel, is the nano level superfine material after milled processed, and its particle diameter is 30～100nm.
6. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 and 2, it is characterized in that: described antioxidant is a tetramethylene (3,5-di-t-butyl-4-hydroxy phenylpropionic acid) methyl esters, triglycol two-[3-(3-tertiary butyl-4-hydroxy-5-aminomethyl phenyl) propionic ester], 2, a kind of or its combination in 6-di-tert-butyl-4-methy phenol, the 2,6 ditertiary butyl p cresol.
7. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 1 and 2, it is characterized in that: described catalyzer is a kind of or its combination in amines catalyst triethylenediamine, tetramethyl-Alkylenediamine, the dimethylcyclohexylamine, perhaps a kind of or its combination in metal species catalyzer dibutyl tin laurate, stannous octoate, mercaptan two fourth tin, the dibutyltin diacetate, the perhaps combination of amines catalyst and metal species catalyzer.
8. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 2, it is characterized in that: described Resins, epoxy is a kind of in bisphenol A epoxide resin, bisphenol F epoxy resin, the bisphenol-s epoxy resin, wherein, the functionality of Resins, epoxy is 2～3.
9. wear resistant elastic material of polyurethane modified by nano-steel slag according to claim 2, it is characterized in that: described vulcabond is 4,4 '-diphenylmethanediisocyanate, 2,4 '-diphenylmethanediisocyanate, 2, a kind of or its combination in 2 '-diphenylmethanediisocyanate, adjacent ditolyl vulcabond, the polymethylene multi-phenenyl isocyanate.
10. at the purposes of claim 1 or 2 described wear resistant elastic material of polyurethane modified by nano-steel slag, be used for the wear Protection layer of conveying belt, transmission belt, solid material conveying pipe road protective layer, equipment wear-resistant liner protective layer.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101481498B (en) * | 2009-02-05 | 2011-04-20 | 上海世鹏聚氨酯科技发展有限公司 | High elasticity polyurethane sport skateboard composite material |
| CN101538356B (en) * | 2009-04-21 | 2011-06-29 | 上海世鹏聚氨酯科技发展有限公司 | Nano waste fly ash reinforced polyurethane polyurea elastic material as well as preparation method and application thereof |
| CN105061717A (en) * | 2015-07-24 | 2015-11-18 | 林凯旋 | Plant oil-based polyurethane composite material and preparation method therefor |
| CN106543487B (en) * | 2015-09-16 | 2018-07-06 | 上海中冶环境工程科技有限公司 | A kind of rubber using slag micro powder as rubber filler |
| CN106274014A (en) * | 2016-08-25 | 2017-01-04 | 山西佰得拓普工贸有限公司 | Polyurethane elastomer and rubber combined technique |
| CN114854295A (en) * | 2022-04-14 | 2022-08-05 | 山西维力固科技股份有限公司 | Polyurethane-based wear-resistant composite material and construction process |
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| CN1955247A (en) * | 2005-10-19 | 2007-05-02 | 辽宁石油化工大学 | Nano modified solventless polyurethane adhesive sealant and its preparation process |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003099899A1 (en) * | 2002-05-23 | 2003-12-04 | Bayer Materialscience Ag | Polyisocyanates and polyurethanes that contain polymer modificators and the use thereof |
| WO2004050739A1 (en) * | 2002-12-02 | 2004-06-17 | Kyoeisha Chemical Co., Ltd. | Curable urethane resin composition |
| CN1580162A (en) * | 2003-08-01 | 2005-02-16 | 北京新世纪纳米塑胶材料有限公司 | Stadium paving material prepared from nano polyurethane elastomer and its preparing method |
| CN1955247A (en) * | 2005-10-19 | 2007-05-02 | 辽宁石油化工大学 | Nano modified solventless polyurethane adhesive sealant and its preparation process |
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