CN107382224A - A kind of macromolecule modified cement fund grinding stone - Google Patents

A kind of macromolecule modified cement fund grinding stone Download PDF

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Publication number
CN107382224A
CN107382224A CN201710576450.9A CN201710576450A CN107382224A CN 107382224 A CN107382224 A CN 107382224A CN 201710576450 A CN201710576450 A CN 201710576450A CN 107382224 A CN107382224 A CN 107382224A
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CN
China
Prior art keywords
cement
sand
mesh
fund
grinding stone
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Granted
Application number
CN201710576450.9A
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Chinese (zh)
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CN107382224B (en
Inventor
郭君建
汝宗林
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Suzhou Dian Yue New Building Materials Co Ltd
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Suzhou Dian Yue New Building Materials Co Ltd
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Priority to CN201710576450.9A priority Critical patent/CN107382224B/en
Publication of CN107382224A publication Critical patent/CN107382224A/en
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06—Aluminous cements
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/281—Polyepoxides
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/282—Polyurethanes; Polyisocyanates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

Abstract

The invention provides a kind of macromolecule modified cement fund grinding stone, it is made up of the raw material of following weight proportion：Portland cement 5 15%, sulphate aluminium cement 10 30%, sierozem power 0 5%, gas phase SO20 2%, silicon ash 0 3%, 20 100 mesh sand 15 40%, 105 300 mesh sand 15 35%, powdered whiting 5 20%, high polymer material 8 25%, semi-hydrated gypsum 0 2%；The advantages of comprehensive high polymer material of the present invention and cement base, learn from other's strong points to offset one's weaknesses, make final obtained cement fund grinding stone that there is excellent temperature tolerance, fire line, fold resistance, and not easy to crack, stretching it is strong it is high, be unlikely to deform, water absorption rate it is low, appearance looks elegant is generous after product construction, excellent combination property.

Description

A kind of macromolecule modified cement fund grinding stone
Technical field
The present invention relates to building material field, and in particular to a kind of macromolecule modified cement fund grinding stone.
Background technology
Terrazzo is the aggregates such as rubble, glass, quartz are admixed into cementitious material to be made after coagulation product to grind through surface Mill, the product of polishing.With terrazzo made of cementitious material inorganic grinding stone, the terrazzo made of epoxy cement material is called Epoxy grinding stone or organic grinding stone, terrazzo by construction manufacture craft with dividing cast in situs terrazzo and prefabricated panels terrazzo again Face.Inorganic product gel rubber material, which is wherein used alone, has more deficiency, such as easily cracking, anti-folding is poor, tensile strength is low The defects of；And Macromolecule glue material, which is used alone, also has a more deficiency, such as heatproof is not high, deformation is big, fire prevention difference etc..Cause This exploitation one kind the advantages of can playing the materials such as cement base, macromolecule, their macromolecules of respective shortcoming can be avoided again and changed Property cement fund grinding stone, has wide market prospects.
The content of the invention
It is an object of the invention to provide a kind of macromolecule modified cement fund grinding stone, comprehensive high polymer material and cement base The advantages of, learn from other's strong points to offset one's weaknesses, make macromolecule modified cement fund grinding stone excellent combination property.
To realize object above, the present invention is achieved by the following technical programs：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：Portland cement 5-15%, Sulphate aluminium cement 10-30%, sierozem power 0-5%, gas phase SiO20-2%, silicon ash 0-3%, 20-100 mesh sand 15-40%, 105-300 mesh sand 15-35%, powdered whiting 5-20%, high polymer material 8-25%, semi-hydrated gypsum 0-2%.
Preferably, the portland cement is white portland cement or black cement；The white portland cement is selected from Marked as one kind in 425,525,625, the one kind of the black cement in marked as 525,625,725.
Preferably, the sulphate aluminium cement is quick hardening sulphoaluminate cement, high intensity sulphate aluminium cement, expansion sulphur aluminium One or more of combinations in acid salt cement, low-alkalinity sulphoaluminate cement, self-stress aluminum sulfate cement.
Preferably, the gas phase SiO2Particle diameter be less than 100nm.
Preferably, the 20-100 mesh sand is by 10-25% 20-35 mesh sand, 50-70% 40-70 mesh sand, 15-35% 75-100 mesh sand composition；The 105-300 mesh sand is by 35-65% 105-200 mesh sand, 35-65% 205-300 mesh sand groups Into.
Preferably, sand used in 20-100 mesh sand and 105-300 the mesh sand is in quartz sand, Dali stone sand, dolomite sand One kind.
Preferably, the mesh number of the powdered whiting is 400-3000 mesh.
Preferably, the high polymer material is aqueous epoxy resins, waterborne polyurethane resin, aqueous high molecular emulsion, glue One kind in powder.
The preparation method of above-mentioned macromolecule modified cement fund grinding stone：
1st, the preparation of prefabricated panels gold grinding stone：
(1) each raw material is weighed by recipe ratio, and adds proper amount of water one and arise from mixer and stir, form slurry Material；
(2) slurry is injected in mould, cured, polishing, polishing, the macromolecule modified cement fund mill of prefabricated panels is made Stone.
2nd, the preparation of cast-in-site gold grinding stone：
(1) each raw material is weighed by recipe ratio, and adds proper amount of water one and arise from mixer and stir, form slurry Material；
(2) slurry is subjected to normal pouring according to a conventional method, obtains the macromolecule modified cement fund grinding stone of cast-in-site.
The beneficial effects of the invention are as follows：
The shortcomings that present invention is using high molecular advantage supplement cement base, is lacked supplemented with high molecular the advantages of cement base Point, learns from other's strong points to offset one's weaknesses between the two, final obtained cement fund grinding stone is had excellent temperature tolerance, fire line, fold resistance, and It is not easy to crack, stretching is strong high, be unlikely to deform, water absorption rate is low, appearance looks elegant is generous after product construction, excellent combination property.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention, Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one Divide embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making The every other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.
Embodiment 1：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：525 white portland cements 15%th, high intensity sulphate aluminium cement 20%, sierozem power 5%, gas phase SiO22%th, silicon ash 3%, 20-100 mesh quartz sands 15%th, 105-300 mesh quartz sand 15%, powdered whiting 15%, aqueous epoxy resins 10%.
Wherein gas phase SiO2Particle diameter be less than 100nm；The mesh number of powdered whiting is 400-1000 mesh；20-100 mesh sand by 25% 20-35 mesh quartz sand, 60% 40-70 mesh quartz sand, 15% 75-100 mesh quartz sand composition；105-300 mesh stones Sand is made up of 50% 105-200 mesh quartz sand, 50% 205-300 mesh quartz sands.
Embodiment 2：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：525 black cements 10%, height Intensity sulphate aluminium cement 10%, gas phase SiO21%th, silicon ash 2%, 20-100 mesh Dali stone sand 40%, 105-300 mesh Dali Stone sand 20%, powdered whiting 5%, waterborne polyurethane resin 13%, semi-hydrated gypsum 1%.
Above-mentioned gas phase SiO2Particle diameter be less than 100nm；The mesh number of powdered whiting is 100-2000 mesh；20-100 mesh Dali Stone sand is made up of 10% 20-35 mesh Dali stone sand, 60% 40-70 mesh Dali stone sand, 35% 75-100 mesh Dali stone sand； 105-300 mesh Dali stone sand is made up of 35% 105-200 mesh Dali stone sand, 65% 205-300 mesh Dali stone sand.
Embodiment 3：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：725 black cements 8%, expansion Sulphate aluminium cement 15%, sierozem power 2%, gas phase SiO20.5%th, 20-100 mesh dolomite sand 19.5%, 105-300 mesh white clouds Stone sand 35%, powdered whiting 10%, aqueous high molecular emulsion 8%, semi-hydrated gypsum 2%.
Above-mentioned gas phase SiO2Particle diameter be less than 100nm；The mesh number of powdered whiting is 200-3000 mesh.20-100 mesh white clouds Stone sand is made up of 15% 20-35 mesh dolomite sand, 70% 40-70 mesh dolomite sand, 15% 75-100 mesh dolomite sands； 105-300 mesh dolomite sand is made up of 45% 105-200 mesh dolomite sand, 55% 205-300 mesh dolomite sands.
Embodiment 4：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：625 white portland cements 5%th, self-stress aluminum sulfate cement 30%, sierozem power 1.5%, silicon ash 1%, 20-100 mesh quartz sand 15%, 105-300 mesh are big Reason stone sand 17%, powdered whiting 5%, aqueous epoxy resins 25%, semi-hydrated gypsum 0.5%.
The mesh number of powdered whiting is 600-1500 mesh.20-100 mesh quartz sand by 25% 20-35 mesh quartz sand, 50% 40 mesh quartz sands, 25% 75-100 mesh quartz sand composition；105-300 mesh Dali stone sand by 60% 105-200 mesh Dali Stone sand, 40% 205-300 mesh Dali stone sand composition.
Embodiment 5：
A kind of macromolecule modified cement fund grinding stone, is made up of the raw material of following weight proportion：425 white portland cements 7%th, low-alkalinity sulphoaluminate cement 18%, sierozem power 2%, gas phase SiO21%th, silicon ash 2%, 20-100 mesh dolomite sands 15%th, 105-300 mesh quartz sand 16%, powdered whiting 20%, rubber powder 18%, semi-hydrated gypsum 1%.
Above-mentioned gas phase SiO2Particle diameter be less than 100nm；The mesh number of powdered whiting is 1000-2000 mesh.20-100 mesh is white Marble sand is by 20% 20-35 mesh dolomite sand, 60% 40-70 mesh dolomite sand, 20% 75-100 mesh dolomite sand groups Into；105-300 mesh quartz sand is made up of 65% 105-200 mesh quartz sand, 35% 205-300 mesh quartz sands.
Performance test：
The proper amount of water one of composition of raw materials addition in embodiment 1-5 is arised from mixer and stirred, forms slurry； And inject slurry in mould, cast thickness is 20-60mm, when by the maintenance of 7 days and 28, carries out performance survey to it respectively Examination, the test result after maintenance in 7 days is as shown in table 1, and the test result after maintenance in 28 days is as shown in table 2：
Test result after table 1 conserves 7 days
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5
Density (g/cm3) 2.30 2.32 2.28 2.34 2.25
Compression strength (MPa) 63.2 62.3 61.8 60.2 60.5
Rupture strength (MPa) 11.3 10.9 10.5 11.2 10.2
Mohs' hardness (level) 5.5 5.2 5.3 5.1 5.1
Water absorption rate (%) 0.98 1.08 0.95 1.11 1.02
Fire line (level) A A A A A
Test result after table 2 conserves 28 days
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Embodiment 5
Density (g/cm3) 2.51 2.55 2.46 2.53 2.45
Compression strength (MPa) 109.2 105.3 104.5 100.2 100.6
Rupture strength (MPa) 16.5 15.8 15.7 16.1 15.2
Mohs' hardness (level) 7.3 7.1 7.2 7.2 7.0
Water absorption rate (%) 0.34 0.35 0.35 0.36 0.36
Fire line (level) A A A A A
From Tables 1 and 2, the macromolecule modified cement fund grinding stone excellent combination property of the present invention.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (8)

  1. A kind of 1. macromolecule modified cement fund grinding stone, it is characterised in that：It is made up of the raw material of following weight proportion：Silicate cement Mud 5-15%, sulphate aluminium cement 10-30%, sierozem power 0-5%, gas phase SiO20-2%, silicon ash 0-3%, 20-100 mesh sand 15-40%, 105-300 mesh sand 15-35%, powdered whiting 5-20%, high polymer material 8-25%, semi-hydrated gypsum 0-2%.
  2. 2. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The portland cement is white Color portland cement or black cement；The one kind of the white portland cement in marked as 425,525,625, the Heisui River The one kind of mud in marked as 525,625,725.
  3. 3. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The sulphate aluminium cement is Quick hardening sulphoaluminate cement, high intensity sulphate aluminium cement, expand sulphate aluminium cement, low-alkalinity sulphoaluminate cement, certainly should One or more of combinations in power sulphate aluminium cement.
  4. 4. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The gas phase SiO2Particle diameter Less than 100nm.
  5. 5. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The 20-100 mesh sand by 10-25% 20-35 mesh sand, 50-70% 40-70 mesh sand, 15-35% 75-100 mesh sand composition；The 105-300 mesh sand It is made up of 35-65% 105-200 mesh sand, 35-65% 205-300 mesh sand.
  6. 6. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：Used in the 20-100 mesh sand Sand is one kind in quartz sand, Dali stone sand, dolomite sand；Sand used in the 105-300 mesh sand be quartz sand, Dali stone sand, One kind in dolomite sand.
  7. 7. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The mesh of the powdered whiting Number is 400-3000 mesh.
  8. 8. macromolecule modified cement fund grinding stone according to claim 1, it is characterised in that：The high polymer material is water One kind in property epoxy resin, waterborne polyurethane resin, aqueous high molecular emulsion, rubber powder.
CN201710576450.9A 2017-07-14 2017-07-14 Polymer modified cement-based gold millstone Active CN107382224B (en)

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Application Number Priority Date Filing Date Title
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CN107382224A true CN107382224A (en) 2017-11-24
CN107382224B CN107382224B (en) 2020-12-01

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109867460A (en) * 2019-03-06 2019-06-11 唐山北极熊建材有限公司 Modified white cement and its method of modifying of application, white cement

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CN105060831A (en) * 2015-08-03 2015-11-18 四川好途程科技有限公司 Seamless self-leveling cement millstone and preparation method therefor
CN105174858A (en) * 2015-08-03 2015-12-23 四川好途程科技有限公司 Highly polished seamless polymer cement millstone and preparation method thereof
CN106517936A (en) * 2016-10-31 2017-03-22 刘锦文 Cast-in-situ granolithic flooring and production method thereof

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CN103452139A (en) * 2013-06-09 2013-12-18 舟山市普陀恒宝新型建材有限公司 Steel fiber reinforced concrete manhole cover and producing method thereof
CN104478351A (en) * 2014-11-19 2015-04-01 沈阳建筑大学 Cement-based abrasion-resistant material for II type concrete floor
CN105060831A (en) * 2015-08-03 2015-11-18 四川好途程科技有限公司 Seamless self-leveling cement millstone and preparation method therefor
CN105174858A (en) * 2015-08-03 2015-12-23 四川好途程科技有限公司 Highly polished seamless polymer cement millstone and preparation method thereof
CN106517936A (en) * 2016-10-31 2017-03-22 刘锦文 Cast-in-situ granolithic flooring and production method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109867460A (en) * 2019-03-06 2019-06-11 唐山北极熊建材有限公司 Modified white cement and its method of modifying of application, white cement

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Denomination of invention: A polymer modified cement-based grinding stone

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