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CN106630874B - A kind of fluorescence cement brick and preparation method thereof - Google Patents

A kind of fluorescence cement brick and preparation method thereof Download PDF

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Publication number
CN106630874B
CN106630874B CN201611231506.9A CN201611231506A CN106630874B CN 106630874 B CN106630874 B CN 106630874B CN 201611231506 A CN201611231506 A CN 201611231506A CN 106630874 B CN106630874 B CN 106630874B
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parts
water
cement
slurry
peg
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CN106630874A (en
Inventor
张莉莉
苏允桥
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University of Jinan
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University of Jinan
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • C04B28/06Aluminous cements
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00Pavings made of prefabricated single units
    • E01C5/06Pavings made of prefabricated single units made of units with cement or like binders
    • E01C5/065Pavings made of prefabricated single units made of units with cement or like binders characterised by their structure or component materials, e.g. concrete layers of different structure, special additives
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00612Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/80Optical properties, e.g. transparency or reflexibility
    • C04B2111/807Luminescent or fluorescent materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Floor Finish (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

本发明涉及一种荧光水泥砖及其制备方法,属于建筑装饰材料的制备技术领域。本发明的水泥砖,其面层由下述重量配比的物料制备而成:50份磷铝酸盐水泥、18份砂、12‑15份荧光粉、6‑9份水溶性环氧树脂、22‑23份水、0.2‑0.3份EVA增粘剂、0.4‑0.5份聚羧酸高效减水剂、0.07份调凝剂;其底层由下述重量配比的物料制备而成:28份硫铝酸盐水泥、12份砂、18份陶瓷颗粒、12份粉煤灰、18‑21份水、0.7‑1.2份PLA‑PEG、0.4‑0.5份EVA增粘剂,0.3‑0.4份聚羧酸高效减水剂,0.07份调凝剂。其面层中添加了荧光粉,从而使水泥砖在夜晚有照明功能;其面层中水溶性环氧树脂的用量减少,降低了有机物的用量;其底层中添加了少量PLA‑PEG,能有效缩小底层与面层的干缩值差距;从而使其和面层够更好的粘接。The invention relates to a fluorescent cement brick and a preparation method thereof, belonging to the technical field of preparation of building decoration materials. In the cement brick of the present invention, the surface layer is prepared from the following materials by weight: 50 parts of aluminophosphate cement, 18 parts of sand, 12-15 parts of fluorescent powder, 6-9 parts of water-soluble epoxy resin, 22-23 parts of water, 0.2-0.3 parts of EVA tackifier, 0.4-0.5 parts of polycarboxylate superplasticizer, 0.07 parts of coagulant; the bottom layer is prepared from the following materials by weight: 28 parts of sulfur Aluminate cement, 12 parts sand, 18 parts ceramic particles, 12 parts fly ash, 18-21 parts water, 0.7-1.2 parts PLA-PEG, 0.4-0.5 parts EVA tackifier, 0.3-0.4 parts polycarboxylic acid High-efficiency water reducing agent, 0.07 part of coagulant. The phosphor powder is added to the surface layer, so that the cement brick has the function of lighting at night; the amount of water-soluble epoxy resin in the surface layer is reduced, and the amount of organic matter is reduced; a small amount of PLA-PEG is added to the bottom layer, which can effectively Reduce the dry shrinkage difference between the bottom layer and the top layer; so that it can better bond with the top layer.

Description

A kind of fluorescence cement brick and preparation method thereof
Technical field
The present invention is more particularly directed to a kind of fluorescence cement bricks and preparation method thereof, belong to the technology of preparing neck of building decoration materials Domain.
Background technique
With the development that national economy is lived, material used in Outdoor Design has been directed to steel, non-ferrous metal, change A variety of industries such as work, weaving, timber, ceramics, plastics, glass.People for Outdoor Design theme tone emphasize with again New material depending on, it is also desirable to great individual character again moderate cost is realized.List is with regard to wall, ground decoration one, available material Huge number, such as glaze for glazed tile, marble, granite finishing brick etc., but above-mentioned material have been difficult to newly on decorative effect Breakthrough, and cost is higher;It is difficult to use in exterior finish.Cement brick is a kind of common floor decorative material, and matter is hard, holds Weight is small, and pressure resistance is wear-resisting, and can be moisture-proof.With economic continuous development, requirement of the people to quality of the life is higher and higher, present city Though there is luminous cement brick on field, it is shone using LED, and need to being powered, it is luminous to carry out, and major applications are in square, dance hall etc. Public arena has some potential safety problems.
Summary of the invention
The purpose of the present invention is to provide a kind of fluorescence cement bricks and preparation method for having illumination functions at night.
Technical solution of the present invention:
A kind of fluorescence cement brick successively includes surface layer and bottom;
The surface layer is prepared: 50 parts of phosphor aluminate cements, 18 parts of sand, 12-15 parts by the material that following weight matches Fluorescent powder, 6-9 part water-soluble epoxy resin, 22-23 parts of water, 0.2-0.3 parts of EVA tackifier, 0.4-0.5 parts of polycarboxylic acids efficiently subtract Aqua, 0.07 part of adjustable solidification agent;
The bottom is prepared by the material that following weight matches: 28 parts of sulphate aluminium cements, 12 parts of sand, 18 parts of potteries Porcelain particle, 12 parts of flyash, 18-21 parts of water, 0.7-1.2 parts of PLA-PEG, 0.4-0.5 parts of EVA tackifier, 0.3-0.4 parts of poly- carboxylics Sour high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%.
The present invention is added to fluorescent powder when preparing surface layer;To prepare a kind of cement for having illumination functions at night Brick.Meanwhile The present invention reduces the dosages of water-soluble epoxy resin in surface layer, and a small amount of part PLA- is added to when preparing bottom PEG;The dosage of organic matter is reduced, the gap between its air shrinkage value and surface layer air shrinkage value can be effectively reduced;To make itself and face Layer can be preferably bonded.The present invention keeps the interfacial surface tension of surface layer and bottom mutual by adjusting the raw material of surface layer and bottom Cooperation further increases its integral strength to reach preferably adhesive effect.
Above-mentioned anticracking cement brick, it is preferred that
The surface layer, by following weight match material be prepared: 50 parts of phosphor aluminate cements, 18 parts of sand, 14 parts it is glimmering Light powder, 8.1 parts of water-soluble epoxy resins, 22-23 parts of water, 0.21 part of EVA tackifier, 0.42 part of high-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
The bottom is prepared by the material that following weight matches: 28 parts of sulphate aluminium cements, 12 parts of sand, 18 parts of potteries Porcelain particle, 12 parts of flyash, 18-21 parts of water, 1 part of PLA-PEG, 0.4-0.5 parts of EVA tackifier, 0.3-0.4 parts of polycarboxylic acids are efficient Water-reducing agent, 0.07 part of adjustable solidification agent.Under this conditions of mixture ratios, the properties of cement brick are more preferable.
Above-mentioned anticracking cement brick, is preferably prepared by following methods:
(1) material for being used to prepare bottom, surface layer is uniformly mixed respectively, obtains slurry A and slurry B;
(2) mould inner wall brushes release agent, and slurry A is injected mold, stands 30-60s after vibration is flat;It is then injected into slurry B,
Vibration is flat;Then standing 2 hours allows it tentatively to condense, and conserves 3 days after initial set, finally demoulds, dry 8 days.
Preparation method of the invention first injects base pastes, reinjects surface layer slurry;To make a small amount of tree in fabric Rouge is diffused into bottom in condensation process;To improve the performance of bottom.And standing 30-60s therein is diffused to limiting The amount of the resin of bottom, to guarantee the content of resin in surface layer.
Beneficial effect
Fluorescence cement brick of the invention, has illumination functions;It is closely bonded between its each layer, the probability in crack occurs in finished product It is low;With good water-fast acid resistance, stronger cracking resistance and flexural strength are indeformable, colour-fast.With it is at low cost, environmentally friendly, The advantages that meeting the industrial policy of sustainable development.It can be widely applied to the decoration of metope, floor surface etc..
Specific embodiment
The present invention is further described combined with specific embodiments below;The partial size of sand used in embodiment and comparative example is 2- 3mm, the partial size of ceramic particle are 3-5mm.
Embodiment 1
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 14 parts of fluorescent powders, 8.1 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part it is poly- Carboxylic acid high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Embodiment 2
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 12 parts of fluorescent powders, 8.1 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part it is poly- Carboxylic acid high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Embodiment 3
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 15 parts of fluorescent powders, 8.1 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part it is poly- Carboxylic acid high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Embodiment 4
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 14 parts of fluorescent powders, 6 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part of poly- carboxylic Sour high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Embodiment 5
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 14 parts of fluorescent powders, 9 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part of poly- carboxylic Sour high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Comparative example 1
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 1.5 parts of glass fibres, 0.5 part EVA tackifier, 0.4 part of high-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 16 parts of fluorescent powders, 8.1 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part it is poly- Carboxylic acid high efficiency water reducing agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Comparative example 2
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 14 parts of fluorescent powders, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part of high-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part Adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
Comparative example 3
(1) slurry is prepared
Raw material required for preparing bottom is weighed by following weight proportions, is stirred evenly, A:28 parts of sulphur aluminic acids of slurry are made Salt cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of flyash, 21 parts of water, 1 part of PLA-PEG, 0.5 part of EVA tackifier, 0.4 part High-efficiency water-reducing agent of poly-carboxylic acid, 0.07 part of adjustable solidification agent;
Raw material required for preparation surface layer is weighed by following weight proportions, stirs evenly, B:50 parts of phosphorus aluminic acids of slurry is made Salt cement, 18 parts of sand, 8.1 parts of water-soluble epoxy resins, 23 parts of water, 0.21 part of EVA tackifier, 0.42 part of efficient diminishing of polycarboxylic acids Agent, 0.07 part of adjustable solidification agent;
The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, number-average molecular weight 20000-30000Da, Viscosity IV (dl/g) range: 0.20~0.4;The mass content of PEG is 10-20%;
(2) mold is made with glass, mould inner wall brushes release agent, injects mold about 5 with the slurry A that will be stirred evenly Millimeters thick stands 60s after vibration is flat;It is then injected into about 3 millimeters thick of slurry B, vibration is flat;Then standing 2 hours allows it tentatively to condense, just It is conserved 3 days after solidifying, finally demoulds, dry 8 days.
100 pieces are respectively taken from cement brick prepared by embodiment 1-5, comparative example 1-3, is observed inside it with optical microscopy Structure, and detect compression strength;The result is as follows:
In upper table, the data of 2-4 column are that interlayer the quantity of the cement brick in crack occurs.

Claims (3)

1.一种荧光水泥砖,其特征在于,依次包括面层和底层;1. a fluorescent cement brick, is characterized in that, comprises surface layer and bottom layer successively; 所述面层,由下述重量配比的物料制备而成:50份磷铝酸盐水泥、18份砂、12-15份荧光粉、6-9份水溶性环氧树脂、22-23份水、0.2-0.3份EVA增粘剂、0.4-0.5份聚羧酸高效减水剂、0.07份调凝剂;The surface layer is prepared from the following materials by weight: 50 parts of aluminophosphate cement, 18 parts of sand, 12-15 parts of fluorescent powder, 6-9 parts of water-soluble epoxy resin, 22-23 parts of water-soluble epoxy resin Water, 0.2-0.3 part of EVA tackifier, 0.4-0.5 part of polycarboxylate superplasticizer, 0.07 part of coagulant; 所述底层,由下述重量配比的物料制备而成:28份硫铝酸盐水泥、12份砂、18份陶瓷颗粒、12份粉煤灰、18-21份水、0.7-1.2份PLA-PEG、0.4-0.5份EVA增粘剂,0.3-0.4份聚羧酸高效减水剂,0.07份调凝剂;The bottom layer is prepared from the following materials by weight: 28 parts of sulfoaluminate cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of fly ash, 18-21 parts of water, 0.7-1.2 parts of PLA -PEG, 0.4-0.5 part of EVA tackifier, 0.3-0.4 part of polycarboxylate superplasticizer, 0.07 part of coagulant; 所述PLA-PEG是指聚乳酸-聚乙醇二嵌段共聚物,其数均分子量为20000-30000Da、特性粘度IV范围:0.20~0.4dl/g;PEG的质量含量为10-20%。The PLA-PEG refers to polylactic acid-polyethanol diblock copolymer, the number average molecular weight is 20000-30000Da, the intrinsic viscosity IV range: 0.20-0.4dl/g; the mass content of PEG is 10-20%. 2.根据权利要求1所述荧光水泥砖,其特征在于,2. fluorescent cement brick according to claim 1 is characterized in that, 所述面层,由下述重量配比的物料制备而成:50份磷铝酸盐水泥、18份砂、14份荧光粉、8.1份水溶性环氧树脂、22-23份水、0.21份EVA增粘剂、0.42份聚羧酸高效减水剂、0.07份调凝剂;The surface layer is prepared from the following materials by weight: 50 parts of aluminophosphate cement, 18 parts of sand, 14 parts of fluorescent powder, 8.1 parts of water-soluble epoxy resin, 22-23 parts of water, 0.21 parts of water EVA tackifier, 0.42 part of polycarboxylate superplasticizer, 0.07 part of coagulant; 所述底层,由下述重量配比的物料制备而成:28份硫铝酸盐水泥、12份砂、18份陶瓷颗粒、12份粉煤灰、18-21份水、1份PLA-PEG、0.4-0.5份EVA增粘剂,0.3-0.4份聚羧酸高效减水剂,0.07份调凝剂。The bottom layer is prepared from the following materials by weight: 28 parts of sulfoaluminate cement, 12 parts of sand, 18 parts of ceramic particles, 12 parts of fly ash, 18-21 parts of water, 1 part of PLA-PEG , 0.4-0.5 part of EVA tackifier, 0.3-0.4 part of polycarboxylate superplasticizer, 0.07 part of coagulant. 3.根据权利要求1或2所述的荧光水泥砖,其特征在于,通过下述方法制备而成:3. fluorescent cement brick according to claim 1 and 2 is characterized in that, is prepared by the following method: (1)分别将用于制备底层、面层的物料混合均匀,得料浆A和料浆B;(1) Mix the materials used to prepare the bottom layer and the surface layer respectively to obtain slurry A and slurry B; (2)模具内壁刷涂脱模剂,将料浆A注入模具,振平后静置30-60s;然后注入料浆B,振平;随后静置2小时让其初步凝结,初凝后养护3天,最后脱模,晾干8天即可。(2) Brush the mold release agent on the inner wall of the mold, inject the slurry A into the mold, and let it stand for 30-60s after vibrating and leveling; then inject the slurry B and level it; 3 days, finally demoulding and drying for 8 days.
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CN101597946A (en) * 2009-05-05 2009-12-09 北京体运国际经济会议服务中心 A kind of sunset red stone natural color composite bricks
CN103088983A (en) * 2013-02-25 2013-05-08 济南大学 Cement brick with embedded metal balls and manufacture method thereof
CN104631745A (en) * 2014-12-24 2015-05-20 济南大学 Cement brick embedded with metallic beads and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101597946A (en) * 2009-05-05 2009-12-09 北京体运国际经济会议服务中心 A kind of sunset red stone natural color composite bricks
CN103088983A (en) * 2013-02-25 2013-05-08 济南大学 Cement brick with embedded metal balls and manufacture method thereof
CN104631745A (en) * 2014-12-24 2015-05-20 济南大学 Cement brick embedded with metallic beads and preparation method thereof

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