CN110065278A - A kind of concrete product of normal temperature cure and its preparation method and application - Google Patents
A kind of concrete product of normal temperature cure and its preparation method and application Download PDFInfo
- Publication number
- CN110065278A CN110065278A CN201910423754.0A CN201910423754A CN110065278A CN 110065278 A CN110065278 A CN 110065278A CN 201910423754 A CN201910423754 A CN 201910423754A CN 110065278 A CN110065278 A CN 110065278A
- Authority
- CN
- China
- Prior art keywords
- concrete
- parts
- screed
- normal temperature
- product
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- 239000004567 concrete Substances 0.000 title claims abstract description 153
- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 239000011241 protective layer Substances 0.000 claims abstract description 55
- 238000000576 coating method Methods 0.000 claims abstract description 54
- 239000011248 coating agent Substances 0.000 claims abstract description 50
- NBVXSUQYWXRMNV-UHFFFAOYSA-N Fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000758 substrate Substances 0.000 claims abstract description 43
- 239000002344 surface layer Substances 0.000 claims abstract description 36
- 239000004568 cement Substances 0.000 claims abstract description 25
- 239000011083 cement mortar Substances 0.000 claims abstract description 3
- 239000000047 product Substances 0.000 claims description 82
- 239000003795 chemical substances by application Substances 0.000 claims description 41
- 239000004570 mortar (masonry) Substances 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000002994 raw material Substances 0.000 claims description 21
- 239000011265 semifinished product Substances 0.000 claims description 19
- 239000000049 pigment Substances 0.000 claims description 18
- 239000011347 resin Substances 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 17
- 239000002904 solvent Substances 0.000 claims description 16
- 239000004576 sand Substances 0.000 claims description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N acetic acid ethyl ester Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 12
- 230000000996 additive Effects 0.000 claims description 12
- 239000002518 antifoaming agent Substances 0.000 claims description 12
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 12
- 239000002270 dispersing agent Substances 0.000 claims description 12
- 239000003638 reducing agent Substances 0.000 claims description 12
- 238000009736 wetting Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 11
- 229920005646 polycarboxylate Polymers 0.000 claims description 9
- -1 alkyl vinyl ether Chemical compound 0.000 claims description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 8
- 238000005303 weighing Methods 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 7
- 239000004375 Dextrin Substances 0.000 claims description 6
- 229920001353 Dextrin Polymers 0.000 claims description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 6
- 235000019425 dextrin Nutrition 0.000 claims description 6
- 239000000839 emulsion Substances 0.000 claims description 6
- 238000011068 load Methods 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- CZMRCDWAGMRECN-UGDNZRGBSA-N D-sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 229920000126 Latex Polymers 0.000 claims description 4
- 241000276489 Merlangius merlangus Species 0.000 claims description 4
- OTYBMLCTZGSZBG-UHFFFAOYSA-L Potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 4
- UPMFZISCCZSDND-JJKGCWMISA-M Sodium gluconate Chemical compound [Na+].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O UPMFZISCCZSDND-JJKGCWMISA-M 0.000 claims description 4
- 229940005574 Sodium gluconate Drugs 0.000 claims description 4
- AKHNMLFCWUSKQB-UHFFFAOYSA-L Sodium thiosulphate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims description 4
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Tris Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
- 239000004816 latex Substances 0.000 claims description 4
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 4
- 235000011151 potassium sulphates Nutrition 0.000 claims description 4
- 239000001187 sodium carbonate Substances 0.000 claims description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- 239000000176 sodium gluconate Substances 0.000 claims description 4
- 235000012207 sodium gluconate Nutrition 0.000 claims description 4
- 235000019345 sodium thiosulphate Nutrition 0.000 claims description 4
- IEJIGPNLZYLLBP-UHFFFAOYSA-N Dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000007761 roller coating Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 230000001680 brushing Effects 0.000 claims description 2
- 238000007334 copolymerization reaction Methods 0.000 claims description 2
- 230000036961 partial Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- KNSPBSQWRKKAPI-UHFFFAOYSA-N 2,2-dimethylcyclohexan-1-one Chemical compound CC1(C)CCCCC1=O KNSPBSQWRKKAPI-UHFFFAOYSA-N 0.000 claims 1
- FDPIMTJIUBPUKL-UHFFFAOYSA-N 3-Pentanone Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 26
- 239000000463 material Substances 0.000 abstract description 21
- 150000003839 salts Chemical class 0.000 abstract description 20
- 239000011780 sodium chloride Substances 0.000 abstract description 20
- 238000009825 accumulation Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 12
- 230000001681 protective Effects 0.000 abstract description 8
- 230000003670 easy-to-clean Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 26
- 239000010410 layer Substances 0.000 description 18
- 238000002156 mixing Methods 0.000 description 15
- 239000002585 base Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 230000003373 anti-fouling Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 229920002313 fluoropolymer Polymers 0.000 description 5
- 239000004811 fluoropolymer Substances 0.000 description 5
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 4
- FEWJPZIEWOKRBE-XIXRPRMCSA-N Mesotartaric acid Chemical compound OC(=O)[C@@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-XIXRPRMCSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive Effects 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 4
- 239000006229 carbon black Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000003112 inhibitor Substances 0.000 description 4
- 230000002401 inhibitory effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000003068 static Effects 0.000 description 4
- 239000011975 tartaric acid Substances 0.000 description 4
- 229960001367 tartaric acid Drugs 0.000 description 4
- 235000002906 tartaric acid Nutrition 0.000 description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 230000000149 penetrating Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000009417 prefabrication Methods 0.000 description 3
- 230000002829 reduced Effects 0.000 description 3
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000003628 erosive Effects 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 239000000174 gluconic acid Substances 0.000 description 2
- 229950006191 gluconic acid Drugs 0.000 description 2
- 235000012208 gluconic acid Nutrition 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 150000003016 phosphoric acids Chemical class 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L Barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- CJDPJFRMHVXWPT-UHFFFAOYSA-N Barium sulfide Chemical compound [S-2].[Ba+2] CJDPJFRMHVXWPT-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L Calcium hydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N Chromium(III) oxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- JHIVVAPYMSGYDF-UHFFFAOYSA-N Cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N Hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N Isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H Sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 241000270666 Testudines Species 0.000 description 1
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K Trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000003487 anti-permeability Effects 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium(0) Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 229920003086 cellulose ether Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001112 coagulant Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000023298 conjugation with cellular fusion Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000005712 crystallization Effects 0.000 description 1
- 230000003111 delayed Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxyl anion Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- MOUPNEIJQCETIW-UHFFFAOYSA-N lead chromate Chemical compound [Pb+2].[O-][Cr]([O-])(=O)=O MOUPNEIJQCETIW-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003823 mortar mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000011778 trisodium citrate Substances 0.000 description 1
- 230000021037 unidirectional conjugation Effects 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 239000001052 yellow pigment Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
- B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
- C04B28/04—Portland 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5001—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with carbon or carbonisable materials
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
- C04B41/61—Coating or impregnation
- C04B41/65—Coating or impregnation with inorganic materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
-
- 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
- C04B2111/2023—Resistance against alkali-aggregate reaction
Abstract
The present invention relates to concrete products of a kind of normal temperature cure and its preparation method and application; belong to concrete material technical field; the concrete product of its normal temperature cure includes substrate concrete and surface layer; the surface layer includes screed and protective layer, and the screed is between substrate concrete and protective layer；The substrate concrete is cement concrete, and the screed is cement mortar, and the protective layer is FEVE fluorocarbon coating.The present invention has the effect of that anti-pollution is easy to clean, never the accumulation of salt in the surface soil, concrete product stable structure, protective action are permanent.
Description
Technical field
The present invention relates to concrete material technical fields, more specifically, it relates to a kind of concrete system of normal temperature cure
Product and its preparation method and application.
Background technique
Concrete refers to the general designation of the cementing integral engineered composite material of aggregate, more common coagulation by cementitious material
Soil is to make cementitious material with cement, sand, masonry aggregate, matches by a certain percentage with water and merges cement concrete prepared by stirring,
It is widely used in civil engineering.Concrete material can both be prepared at the construction field (site), be used, and be may be made as prefabrication and transported construction
Scene is laid with or installation.Currently, preparing cement concrete and its prefabrication, there are mainly two types of modes: a kind of use is mechanically pressed into
Type, surface soundness is poor, and a kind of to use moulding by casting, surface is finer and close compared with the concrete product of compression moulding, but two kinds
There is more pore in concrete and its product surface prepared by mode, pollutant is easily penetrated into and is not easily cleaned completely, most
Its appearance is influenced eventually.And cement concrete product wears no resistance, the easily erosion of being corroded property substance, the easy accumulation of salt in the surface soil, prepares coagulating cement
The part raw material of soil are dissolved in water in mixing process, along with the evaporation of product surface moisture, the material of these dissolutions
Material is also precipitated on surface or produces white deposits with the effects of carbon dioxide in air.Therefore, to maintain its good outer
It sees with regard to needing often to carry out cleaning and maintenance to cement concrete, is difficult to the case where restoring appearance after preventing pollutant from penetrating into.
In the prior art, the Chinese patent that notification number is CN105565695B discloses a kind of concrete corrosion inhibitor and corrosion protection
Concrete, corrosion inhibitor include powder and barium sulphide, and corrosion protection concrete is that incorporation corrosion inhibitor is prepared in cement concrete.It adds
The cement concrete of corrosion inhibitor weakens damage of the expansion of calcium hydroxide crystallization to concrete, increases the strong of concrete
Degree and consistency, improve impermeability.But the limitation of the anti-permeability performance is larger, the activation barium for needing to make to mix in concrete from
The sub barite that inert stable is first generated in conjunction with the sulfate ion that the concrete external world is penetrated into, it is anti-could preferably to play it
It seeps, anticorrosive effect, not can solve the easily contaminated object of cement concrete and its prefabrication accumulation of salt in the surface soil and the pore on its surface and do
The problems such as dirty.
Summary of the invention
The purpose of the present invention is to provide a kind of concrete product of normal temperature cure, have anti-pollution it is easy to clean, never the accumulation of salt in the surface soil,
The permanent advantage of concrete product stable structure, protective action.
Second object of the present invention is to provide a kind of preparation method of the concrete product of normal temperature cure have environment
The advantages of temperature requirement is low, method is simple to operation, and concrete product protective performance obtained is good, long service life.
Third object of the present invention is to provide a kind of purposes of the concrete product of normal temperature cure have waterproof corrosion resistant
The advantages of erosion, long service life, workload convenient for cleaning, reducing manual cleaning.
Above-mentioned first purpose of the invention has the technical scheme that
A kind of concrete product of normal temperature cure, including substrate concrete and surface layer, the surface layer include screed and protective layer,
The screed is between substrate concrete and protective layer.The substrate concrete is cement concrete, and the screed is
Cement mortar, the protective layer are FEVE fluorocarbon coating.
By using above-mentioned technical proposal, due to the structure using base, screed and protective layer, screed is located at base
Between concrete and protective layer, substrate concrete and screed have been all made of this cementitious material of cement, are conducive to improve the two
Between bonding, connection function.It is coated with FEVE fluorocarbon coating in mortar layer surface, FEVE fluorocarbon coating is based on fluoropolymer
Manufactured coating, the C-F key of high bond energy acts on its guard shield of C-C key in coating, make coating have excellent durability and
Weatherability, lower surface free energy, excellent pollution resistance, salt fog resistance outstanding are coated on screed mixed to height
Solidifying soil product has good protective effect.Meanwhile FEVE fluorocarbon coating be by fluoroolefins and alkyl vinyl ether or ester copolymerization and
At fluoropolymer, fluoroolefins unit is alternately arranged with alkane alkene ether or alkane alkenyl esters in fluoropolymer, and fluoroolefins unit provides excellent
Different weatherability, and have protective effect to alkane alkene ether or alkane alkenyl esters, alkane alkene ether or alkane alkenyl esters provide for fluoropolymer
Soluble, adhesion and solid dispersibility, enable the fluoropolymer to be preferably attached on screed, are conducive to improve concrete
The stability of product surface protective layer.Had by the concrete product that substrate concrete, screed and protective layer form good
Pollution resistance and adhesive force, surface layer waterproof and anticorrosion are conducive to prevent the colour fading of the cement-based material accumulation of salt in the surface soil.
The present invention is further arranged to, and the FEVE fluorocarbon coating is the air-curing coatings containing fluorocarbon resin.
By using above-mentioned technical proposal, since FEVE fluorocarbon coating can solidify at normal temperature, without drying at high temperature
Be roasted into film, when preparing concrete product, protective layer on concrete product both can in factory's coating, can also coating at the scene,
And have can recoatability, can on screed repeatedly it is armor coated, be conducive to improve protective layer wearability, Jin Erti
Protective action of the high protective layer to concrete product.
The present invention is further arranged to, and the substrate concrete is made of the raw material comprising following parts by weight: 5~8 parts
Water, 24~28 parts of cement, 33~36 parts of microlith, 30~35 parts of Machine-made Sand and 0.1~0.5 part of concrete admixture；
The microlith is the building stones of 5~10mm of partial size；The concrete admixture include 200~220 parts polycarboxylate water-reducer, 5~
15 parts of citric acid, 20~25 parts of sodium gluconate, 0.5~1 part of triethanolamine, 2.5~5 parts of potassium sulfate and 741.6
~787.2 parts of water.
By using above-mentioned technical proposal, citric acid and sodium gluconate in concrete admixture all have certain huge legendary turtle
Cooperation is used, and sodium gluconate also has excellent deferred action, and potassium sulfate and triethanolamine have early strength function, with gluconic acid
Sodium cooperation, is conducive to improve the deferred action and early strength to substrate concrete.
The present invention is further arranged to, and the screed is made of the raw material comprising following parts by weight: 14~18 parts of water,
20~30 parts of cement, 10~15 parts of slag, 6~8 parts of powdered whiting, 0~2 part of metakaolin；32~42 parts
Machine-made Sand, 1~2 part of polyvinyl alcohol, 0.1~0.2 part of tartaric acid, 0.01~0.02 part of triisopropanolamine, 1~1.5 part
Pure-acrylic emulsion, 1~1.5 part of latex powder and 0.3~0.5 part of mortar additive；The mortar additive include 180~
200 parts of silane-modified polycarboxylate water-reducer, 50~80 parts of slump retaining agent, 1~1.5 part of sodium thiosulfate, 5~10 parts white
Sugar, 15~35 parts of dextrin, 10~15 parts of sodium carbonate and 647.7~746.4 parts of water.
By using above-mentioned technical proposal, silane-modified polycarboxylate water-reducer can keep the slump of mortar substantially not
Mixing water amount is reduced under the premise of change, there is peptizaiton to cement granules, is conducive to the mobility for improving mortar, slump retaining agent
The loss speed of the mortar slump can be slowed down.Wherein, silane-modified polycarboxylate water-reducer is using organosilan to polycarboxylic acids
Water-reducing agent is modified, to improve the water-reducing rate and Sulphate-resistant property of water-reducing agent.Slump retaining agent includes organic acid, phosphoric acid salt
With protein-based three kinds, the slump retaining agent in mortar additive generallys use organic acid or phosphoric acid salt, such as sodium citrate, third
Olefin(e) acid or calgon etc..
White sugar and dextrin all have the effect for preferably mortar being delayed to condense, and dextrin and cellulose ether have after being dissolved in water
There is certain viscosity, is conducive to the Water-saving effect for improving mortar.Sodium carbonate belongs to electrolyte, may advantageously facilitate cement etc. in mortar
The heat evolution velocity of cementitious material is conducive to improve mortar under the mating reaction of sodium thiosulfate, sodium carbonate, white sugar and dextrin
Mobility, avoid the occurrence of the phenomenon that constituent part is sunk to the bottom.
In the screed of surface layer, polyvinyl alcohol has film forming, and has preferable stability after forming a film, and helps to mention
The waterproof effect of high screed.Tartaric acid is soluble easily in water, is combined with and is conducive to improve in mortar between each component with pure-acrylic emulsion
Mixed uniformity.Triisopropanolamine has the molecular structure of space multistory, has stronger dispersion performance, is conducive to improve sand
The workability for starching material cooperates with polyvinyl alcohol, is conducive to the film-formation result of reinforced mortar layer.And pure-acrylic emulsion has preferably
Permeability, wetability and stability may advantageously facilitate the mixed effect in screed between each component, improve the equal of mortar mixing
Even property.Multiple components in screed cooperate, so that the good fluidity of mortar, the mixture formed after stirring has longer
Up time, facilitate the uniformity that a variety of materials in screed are mixed and stirred, be also beneficial to improve screed and base's coagulation
Adhesion strength between soil, screed and protective layer.
The present invention is further arranged to, and the FEVE fluorocarbon coating is by including that the raw material of following parts by weight is made: 65~80
The fluorocarbon resin, 10~25 parts of solvent, 5~8 parts of curing agent, 18~27 parts of pigment and 0.5~3 part of auxiliary agent of part；Institute
The copolymer that fluorocarbon resin is fluoroolefins and alkyl vinyl ether or ester is stated, the solvent is ethyl acetate, dimethyl carbonate, third
At least one of ketone or cyclohexanone, the auxiliary agent are at least two in defoaming agent, wetting dispersing agent or levelling agent.
By using above-mentioned technical proposal, the fluorocarbon resin being copolymerized by fluoroolefins with alkyl vinyl ether or ester is having
It can be dissolved in solvent, have preferable dissolubility in esters, ketone and aromatic hydrocarbon equal solvent.Curing agent is a kind of increasing
Into or control solidify the substance or mixture to harden, may advantageously facilitate fluorocarbon resin and solidify at normal temperature, make main component fluorine
The protective layer of carbon resin can carry out coating in a variety of contexts.The curing agent used in fluorocarbon coating is usually isocyanates
Class, such as hexamethylene diisocyanate or isophorone diisocyanate, with good guarantor's light, colour retention and excellent weather-proof
Property, the weather resistance for being conducive to improve fluorocarbon coating is combined with fluorocarbon resin.The pigment added in fluorocarbon coating needs well
Resistance to acid and alkali, resistance to photo-thermal and weather resistance, such as titanium dioxide, carbon black, chrome oxide green, cadmium red or chrome yellow pigment.Defoaming agent energy
Surface tension is enough reduced, the dispersion of pigment in a solvent is promoted, eliminates coating in the gas for carrying, bringing into or generate in use process
Bubble keeps the protective layer being coated on screed smooth, uniform, silicone antifoam can be used in fluorocarbon coating of the invention
Agent.Wetting dispersing agent can be improved wetting and dispersing ability of the pigment in coating, with the covering for enhancing color intensity, improving pigment
Power is conducive to inhibit floating phenomenon, and the wetting dispersing agent in fluorocarbon coating can be using controllable flocculant aid or solution flocculation
Auxiliary agent, such as the wetting dispersing agent 163,2001,2050 of BYK series.Levelling agent can promote fluorocarbon coating in drying and forming-film
A smooth, smooth, uniform film is formed in the process, is advantageously reduced coating surface tension, is improved its uniformity, be conducive to
Film shrinkage cavity defect is avoided, common levelling agent includes organic silicon and esters of acrylic acid, the stream in fluorocarbon coating of the invention
Flat agent can use organic silicon, as BYK series 330,306, esters of acrylic acid can also be used, such as BYK series 354,358
Deng.
The present invention is further arranged to, and the auxiliary agent includes 0.1~0.5 part of defoaming agent, 0.1~1 part of wetting and dispersing
Agent and 0.1~1.5 part of levelling agent.
To realize above-mentioned second purpose, the present invention provides the following technical scheme that a kind of concrete system of normal temperature cure
The preparation method of product, comprising the following steps:
Step 1: weighing the raw material of screed according to mass fraction, be distributed into after the raw material of screed is mixed evenly it is framed,
Surface layer screed with a thickness of 1~1.5cm.
Step 2: weighing the raw material of substrate concrete according to mass fraction, the raw material of substrate concrete is mixed equal
After even, cloth is on the surface layer screed in step 1, is covered with framed, is press-formed after striking off its upper surface, obtains molded part.
Step 3: by molded part made from step 2 in the environment that temperature is 50~60 DEG C, air humidity is 80~90%
36~60h of lower maintenance, obtains semi-finished product.
Step 4: clearing up the semi-finished product mortar layer surface that step 3 obtains, and removes semi-finished product mortar layer surface
Floating ash impurity, and semi-finished product drying to surface layer moisture content is lower than 6%, it is coated with to the mortar layer surface of the semi-finished product after cleaning
FEVE fluorocarbon coating, the semi-finished product for being coated with protective layer are placed in 0~60 DEG C of environment, keep 18~for 24 hours to get concrete
Product.
By using above-mentioned technical proposal, successively the raw material of screed and substrate concrete is mixed and stirred, is press-formed, right
Under pressure, the moisture in lower layer's screed is penetrated into substrate concrete for substrate concrete and screed, is conducive to make base
Layer concrete is more closely knit, and then is conducive to improve the intensity of concrete product.It is slow due to containing in the formula of substrate concrete
Solidifying and Water-saving effect additive, the raw material of substrate concrete has the longer up time after mixing and stirring, that is, after being press-formed,
Substrate concrete is not also completely dried up, solidifies.In this way when being coated with screed on substrate concrete, substrate concrete and mortar
Between have preferable combination.Protective layer on screed can film-forming at normal temperature, advantageously reduce to half at
The environmental condition requirement of coating protection layer, enables concrete product to be prepared in a variety of contexts, is conducive to construct on product
Convenience.
The present invention is further arranged to, in the step 1 and step 2, to the load pressure of substrate concrete and screed
Power is 780~820t.
The present invention is further arranged to, and the mode being coated in the step 4 is brushing, roller coating or spraying.
By using above-mentioned technical proposal, substrate concrete and screed are compacted under above-mentioned on-load pressure, are conducive to
The internal structure of pressure excessive loss substrate concrete and screed is avoided, the too small reduction consolidation effect of pressure is also avoided.Protection
There are many coating methods of layer, can select coating method according to production equipment or execution conditions.
To realize above-mentioned third purpose, the present invention provides the following technical scheme that a kind of concrete system of normal temperature cure
The purposes of product, the normal temperature cure concrete product are used as toilet wall or ground, wash platform, kitchen countertop or the windowsill that floats.
Implement above-mentioned technical proposal, with excellent waterproof antifouling property concrete product, be particularly suitable for toilet,
Wash platform, kitchen countertop and the windowsill that floats etc. easily touch the environment of water, dirt and corrosive substance, are conducive to keep these places
It is clean, clean and tidy, be also easy to clean
In conclusion advantageous effects of the invention are as follows:
One, due to the present invention using base, screed and protective layer three-decker, be conducive to improve three-decker between two-by-two
Adhesive bond strength improves adhesive force of the FEVE fluorocarbon coating in mortar layer surface, can obtain sound construction, waterproof anti-pollution
The concrete product of normal temperature cure.
Two, method of the invention prepares substrate concrete and surface layer screed by using half wet process, is conducive to improve base
Adhesive bond effect between layer concrete and screed, between screed and protective layer, and then be conducive to reinforce FEVE fluorine carbon
Protective effect of the coating to concrete product.
Three, by substrate concrete and the pressurization of screed static pressure, improve substrate concrete and screed binding force and
Compactness, as protective layer, protective layer can be realized at normal temperature to be consolidated coating FEVE fluorocarbon coating on the semi-finished product after maintenance
Change, in this way when preparing concrete product, coating preparation process can be completed in factory, can also directly by semi-finished product transport to
Construction site carries out coating, and coating mode is simply various, convenient for construction.Concrete product produced by the present invention has anti-pollution easily clear
Clean, the never accumulation of salt in the surface soil, the bright-colored non-fading feature of beauty
Detailed description of the invention
Fig. 1 is the sectional view of pavement brick of the present invention.
In figure, 1, substrate concrete；2, screed；3, protective layer.
Specific embodiment
Technical solution of the present invention is described below in conjunction with drawings and examples.
The preparation example of FEVE fluorocarbon coating
Preparation example 1
The solvent of the wetting dispersing agent of the fluorocarbon resin of 3kg and 0.02kg, 1kg are mixed evenly, are then added 3.6kg's
Pigment, dispersion are ground to fineness less than 25 microns after mixing evenly, obtain pigment slurry.By the fluorine carbon tree of pigment slurry and 10kg
Rouge is mixed, and the defoaming agent of 0.02kg and the levelling agent of 0.02kg are added in whipping process, adds 1kg's after mixing evenly
Solvent, mixed material after mixing evenly are spare；The above-mentioned mixing stirred evenly is being added using preceding in the curing agent for weighing 1kg
In material, stir evenly.For the fluorocarbon resin that this preparation example uses for LF-200, wetting dispersing agent uses BYK-163, solvent
Using dimethyl carbonate, pigment uses carbon black, and defoaming agent uses BYK-065, and levelling agent uses BYK-330, and curing agent uses
TKA-75。
Preparation example 2
The solvent of the wetting dispersing agent of the fluorocarbon resin of 2kg and 0.1kg, 1kg are mixed evenly, are then added 2.7kg's
Pigment, dispersion are ground to fineness less than 25 microns after mixing evenly, obtain pigment slurry.By the fluorine carbon tree of pigment slurry and 6kg
Rouge is mixed, and the defoaming agent of 0.05kg and the levelling agent of 0.15kg are added in whipping process, adds 1.5kg after mixing evenly
Solvent, mixed material after mixing evenly is spare；Above-mentioned stir evenly is being added using preceding in the curing agent that weighs 0.8kg
In mixed material, stir evenly.For the fluorocarbon resin that this preparation example uses for GK-570, wetting dispersing agent uses BYK-
2001, solvent uses ethyl acetate, and pigment uses carbon black, and defoaming agent uses BYK-066N, and levelling agent uses BYK-358, solidification
Agent uses N3300.
Preparation example 3
The solvent of the wetting dispersing agent of the fluorocarbon resin of 4kg and 0.06kg, 1.6kg are mixed evenly, 4.6kg is then added
Pigment, dispersion be ground to fineness after mixing evenly less than 25 microns, obtain pigment slurry.By pigment slurry obtained and 11kg
Fluorocarbon resin be mixed, the defoaming agent of 0.04kg and the levelling agent of 0.16kg are added in whipping process, after mixing evenly again
The solvent of 2kg is added, mixed material after mixing evenly is spare；Above-mentioned stir is being added using preceding in the curing agent for weighing 1.2kg
It mixes in uniform mixed material, stirs evenly.For CC-03, wetting dispersing agent uses the fluorocarbon resin that this preparation example uses
BYK-2050, solvent use ethyl acetate, and pigment uses carbon black, and defoaming agent uses BYK-065, and levelling agent uses BYK-358, Gu
Agent uses TSE-100.
Embodiment
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of concrete product of normal temperature cure, including substrate concrete 1 and surface layer, surface layer
Including screed 2 and protective layer 3, wherein screed 2 is between substrate concrete 1 and protective layer 3.Substrate concrete 1 and sand
The component formula of pulp layer 2 is as shown in Table 1 and Table 2, and protective layer 3 is using FEVE fluorocarbon coating made from preparation example 1.
The present embodiment also provides a kind of preparation method of the concrete product of normal temperature cure, includes the following steps:
Step 1: weighing the raw material of screed 2 according to the dosage formula of table 2, first by water and sodium thiosulfate, white sugar, dextrin, carbon
After sour sodium mixed dissolution, silane-modified polycarboxylate water-reducer is added and slump retaining agent is mixed evenly, obtains sand after being sufficiently stirred
Starch additive.Mortar additive is weighed according to the dosage formula of table 2, and by itself and other raw waters of screed, cement, mine
Slag, powdered whiting, Machine-made Sand, polyvinyl alcohol, tartaric acid, triisopropanolamine, pure-acrylic emulsion and latex powder are mixed evenly,
It is distributed into the framed interior of 600*900, coating thickness 1.5cm.
Step 2: weighing the raw material of substrate concrete 1 according to the dosage formula of table 1, first by water and citric acid, gluconic acid
After sodium, potassium sulfate mixed dissolution, polycarboxylate water-reducer and triethanolamine is added, is uniformly mixed, obtains concrete after being sufficiently stirred
Additive.Concrete admixture is weighed according to the dosage formula of table 1, and by other raw waters, the water of itself and substrate concrete 1
Mud, microlith and Machine-made Sand mixing, after mixing evenly, cloth is on the surface layer screed 2 in step 1, be covered with it is framed, and will be framed
Upper surface strike off, static pressure extrusion forming, on-load pressure 780t.
Step 3: by molded part made from step 2 in the environment of temperature is 51 ± 1 DEG C, air humidity is 80 ± 1%
60h is conserved, semi-finished product are obtained.
Step 4: clearing up 2 surface of semi-finished product screed that step 3 obtains, cleaning semi-finished product mortar layer surface
Floating ash impurity, stands 3d in the environment of placing it in humidity less than 65%, to 2 surface of screed of the semi-finished product after standing and drying
FEVE fluorocarbon coating is sprayed, the semi-finished product for being coated with protective layer 3 are placed in the environment of higher temperatures (40 ± 3 DEG C), 18h is kept,
Up to concrete product.
Embodiment 2
The present embodiment and the difference of embodiment 1 essentially consist in: the substrate concrete 1 and 2 material of screed of the present embodiment, which use, matches
As shown in Table 1 and Table 2, protective layer 3 uses FEVE fluorocarbon coating made from preparation example 2, and surface layer screed 2 in step 1 for side
With a thickness of 1cm, static pressure on-load pressure is 820t in step 2, the curing condition in step 3 is 59 ± 1 DEG C, air humidity 89 ±
1%, curing time 36h, the coating method of FEVE fluorocarbon coating is roller coating in step 4, after coating at low ambient temperatures (8 ±
3 DEG C) in keep for 24 hours to get.
Embodiment 3
The present embodiment and the difference of embodiment 1 essentially consist in: the substrate concrete 1 and 2 material of screed of the present embodiment, which use, matches
As shown in Table 1 and Table 2, protective layer 3 uses FEVE fluorocarbon coating made from preparation example 3, and surface layer screed 2 in step 1 for side
With a thickness of 1.3cm, static pressure on-load pressure is 800t in step 2, and the curing condition in step 3 is 55 ± 1 DEG C, air humidity 85
± 1%, curing time 48h, the coating method of FEVE fluorocarbon coating is to brush in step 4, after coating under room temperature environment
Keep in (25 ± 3 DEG C) 21h to get.
Embodiment 4-6
Embodiment 4-6 and the main distinction of embodiment 3 are: the substrate concrete 1 and 2 material of screed of its concrete product are adopted
It is as shown in Table 1 and Table 2 with formula.
The component formula of substrate concrete 1 and concrete admixture in 1 embodiment 1-6 of table
For 42.5 grades of ordinary portland cement, sieve percent of pass of the microlith in 9.5mm is the cement used in table 1
100%, it is 0 in the percent of pass of 4.75mm sieve, other raw materials are ordinary commercial products.
The component formula of screed 2 and mortar additive in 2 embodiment 1-6 of table
For the cement used in table 2 for 42.5 grades of ordinary portland cement, silane-modified polycarboxylate water-reducer is Bath
Husband water-reducing agent 2651F, slump retaining agent are the polycarboxylic acid slump retaining agent of the happy element of family's U.S., other raw materials are ordinary commercial products.
Comparative example
Comparative example 1
The difference of this comparative example and embodiment 3 essentially consists in: the concrete product of this comparative example does not include protective layer, i.e. surface layer sand
The upper surface of pulp layer is not coated with FEVE fluorocarbon coating.
Comparative example 2
The difference of this comparative example and embodiment 3 essentially consists in: mortar layer formula that this comparative example uses is the water of 15kg, 50kg
Cement, the slag of 25kg, the metakaolin of 2kg, the Machine-made Sand of 74kg, the polyvinyl alcohol of 3kg, the tartaric acid of 0.3kg, 0.03kg
Triisopropanolamine, the pure-acrylic emulsion of 2.5kg, the latex powder of 2.5kg and 0.8kg mortar additive, this comparative example use
Mortar additive is same as Example 3.The substrate concrete formula that this comparative example uses is the water of 13kg, the cement of 30kg, 9kg
Slag, the microlith of 70kg, the Machine-made Sand of 78kg and 0.6kg concrete admixture, this comparative example use concrete it is additional
Agent is same as Example 3.
Product testing
Basic performance tests: concrete product made from each embodiment and comparative example is observed, and according to " concrete road surface
Brick " (GB/T 28635-2012) standard to compression strength, flexural strength and the wearability of each embodiment and comparative example product into
Row detection, testing result are as shown in table 3.
Each embodiment and comparative example of table 3 prepares the testing result of product
| Group | Appearance | Compression strength/MPa | Flexural strength/MPa | Wear resistance |
| Embodiment one | Protective layer uniform in color is consistent | 45.3 | 4.5 | 2.6 |
| Embodiment two | Protective layer uniform in color is consistent | 43.6 | 4.7 | 2.7 |
| Embodiment three | Protective layer uniform in color is consistent | 55.8 | 5.6 | 3.2 |
| Example IV | Protective layer uniform in color is consistent | 51.4 | 5.2 | 3.1 |
| Embodiment five | Protective layer uniform in color is consistent | 53.7 | 5.2 | 3.0 |
| Embodiment six | Protective layer uniform in color is consistent | 48.2 | 4.9 | 2.8 |
| Comparative example one | Surface layer uniformity | 54.1 | 5.5 | 1.7 |
| Comparative example two | Protective layer shade is different | 43.5 | 4.5 | 2.2 |
Seen from table 3,3 wear resistance of protective layer of the concrete product of various embodiments of the present invention preparation is substantially better than comparison
Example, it is seen that be conducive to improve the wear resistance on its surface in surface layer setting protective layer 3.Comparative example one is without the mixed of coat protective layer 3
Solidifying soil product, surface layer wear resistance is lower, easily occurs scratch in use, influences its aesthetics.Comparative example two uses dry method
Concrete base layer 1 and screed 2 are prepared, the non-uniform problem of coating occurs in armor coated 3 product, mixed after coating
Also more each embodiment is slightly poor for solidifying soil product wearability.
Antifouling property test: (mixed with protective layer to concrete product surface made from each embodiment and comparative example respectively
Solidifying soil product surface refers in particular to its 3 surface of protective layer, refers in particular to 2 surface of screed without the concrete product surface of protective layer) it is added dropwise
Oil droplet and ink will be added dropwise after having the concrete product of oil droplet or ink to stand 6h and 12h respectively, be rinsed with water concrete product
The flushing effect on concrete product surface is observed on surface, and the results are shown in Table 4 for observation.
Each embodiment and comparative example of table 4 prepares the anti-pollution observation result of product
By table 4 as it can be seen that the concrete product of various embodiments of the present invention preparation has excellent antifouling property, ink or oil droplet exist
After 3 6~12h of superficial residence of protective layer, remains to rinse well easily, remain concrete product surface without any trace.Comparison
The concrete product of the uncoated protective layer of example one occurs penetrating into phenomenon, part ink or oil droplet after ink or oil droplet is added dropwise
The surface layer for penetrating into concrete product leads to occur with shipwreck to clean up concrete product remained on surface ink or oil trace
Phenomenon, and ink or oil droplet are longer in the time of concrete product superficial residence, trace residual is more obvious.Prepared by comparative example two
Concrete product has preferable antifouling effect within the short period being added dropwise after ink or oil droplet, when ink or oil droplet are in coagulation
After native product surface stay longer, it still will appear the residual of ink or greasy dirt, it was demonstrated that change concrete base layer 1 and surface layer
Formula and preparation method, have larger impact to the combination situation of concrete product and sealer 3, easily lead to concrete product
The antifouling property on surface declines.
Anti- accumulation of salt in the surface soil experiment: concrete product made from each embodiment and comparative example is placed in water, and keeps concrete product thick
The 2/3 of degree is (surface layer of concrete product is located above base) submerged in water, and the concrete product of immersion is placed in outdoor and is put
It sets 2 months, observes the accumulation of salt in the surface soil situation of concrete surface, the results are shown in Table 5 for observation.
The anti-accumulation of salt in the surface soil of each embodiment and comparative example of table 5 observes result
| Group | Observe result |
| Embodiment one | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Embodiment two | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Embodiment three | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Example IV | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Embodiment five | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Embodiment six | Surfacing, protective layer are combined closely with surface layer, are not whitened, no accumulation of salt in the surface soil phenomenon |
| Comparative example one | Large area bloom is precipitated in surface |
| Comparative example two | Surface portion whiting, protective film layer, which has, to fall off |
As table 5 as it can be seen that concrete product made from various embodiments of the present invention has good alkali burnout resistance, steeped in water
In be placed in outdoor placement two months still without any accumulation of salt in the surface soil phenomenon, be not in any influence concrete product quality and beauty
Phenomenon is durable.The concrete product accumulation of salt in the surface soil made from comparative example one is serious, and large area bloom occurs in surface layer screed 2,
Prove that its inner hydrolysis and hydroxide precipitation phenomenon are serious.Concrete product accumulation of salt in the surface soil phenomenon made from comparative example two is not tight
Weight, but surface pore is more, and surface layer intensity is lower, is easier to falling off and fall off with surface layer mortar, it was demonstrated that it is after long-term use
It still will appear accumulation of salt in the surface soil phenomenon, quality problems easily occur.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of concrete product of normal temperature cure, which is characterized in that including substrate concrete (1) and surface layer, the surface layer packet
Screed (2) and protective layer (3) are included, the screed (2) is located between substrate concrete (1) and protective layer (3)；The base
Concrete (1) is cement concrete, and the screed (2) is cement mortar, and the protective layer (3) is FEVE fluorocarbon coating.
2. a kind of concrete product of normal temperature cure according to claim 1, which is characterized in that the FEVE fluorocarbon coating
For the air-curing coatings containing fluorocarbon resin.
3. a kind of concrete product of normal temperature cure according to claim 1, which is characterized in that the substrate concrete
(1) it is made of the raw material comprising following parts by weight: 5~8 parts of water, 24~28 parts of cement, 33~36 parts of microlith, 30~35
The Machine-made Sand and 0.1~0.5 part of concrete admixture of part；The microlith is the building stones of 5~10mm of partial size；Outside the concrete
Adding agent includes 200~220 parts of polycarboxylate water-reducer, 5~15 parts of citric acid, 20~25 parts of sodium gluconate, 0.5~1
The triethanolamine, 2.5~5 parts of potassium sulfate and 741.6~787.2 parts of water of part.
4. a kind of concrete product of normal temperature cure according to claim 1, which is characterized in that the screed (2) by
Raw material comprising following parts by weight is made: 14~18 parts of water, 20~30 parts of cement, 10~15 parts of slag, 6~8 parts
Powdered whiting, 0~2 part of metakaolin；32~42 parts of Machine-made Sand, 1~2 part of polyvinyl alcohol, 0.1~0.2 part of wine
Stone acid, 0.01~0.02 part of triisopropanolamine, 1~1.5 part of pure-acrylic emulsion, 1~1.5 part of latex powder and 0.3~0.5 part
Mortar additive；The mortar additive includes 180~200 parts of silane-modified polycarboxylate water-reducer, 50~80 parts of guarantor
Collapse agent, 1~1.5 part of sodium thiosulfate, 5~10 parts of white sugar, 15~35 parts of dextrin, 10~15 parts of sodium carbonate and
647.7~746.4 parts of water.
5. a kind of concrete product of normal temperature cure according to claim 1, which is characterized in that the FEVE fluorocarbon coating
By include following parts by weight raw material be made: 65~80 parts of fluorocarbon resin, 10~25 parts of solvent, 5~8 parts of curing agent,
18~27 parts of pigment and 0.3~3 part of auxiliary agent；The fluorocarbon resin is the copolymerization of fluoroolefins and alkyl vinyl ether or ester
Object, the solvent are at least one of ethyl acetate, dimethyl carbonate, acetone or cyclohexanone, and the auxiliary agent is defoaming agent, profit
At least two in hygroscopic water powder or levelling agent.
6. a kind of concrete product of normal temperature cure according to claim 5, which is characterized in that the auxiliary agent includes 0.1
~0.5 part of defoaming agent, 0.1~1 part of wetting dispersing agent and 0.1~1.5 part of levelling agent.
7. a kind of preparation method of the concrete product of normal temperature cure as claimed in any of claims 1 to 6, special
Sign is, comprising the following steps:
Step 1: weighing the raw material of screed (2) according to mass fraction, and rear cloth is mixed evenly in the raw material of screed (2)
Enter it is framed, surface layer screed (2) with a thickness of 1~1.5cm；
Step 2: weighing the raw material of substrate concrete (1) according to mass fraction, and the raw material of substrate concrete (1) is mixed
After uniformly, cloth is on the surface layer screed (2) in step 1, is covered with framed, is press-formed, is formed after striking off its upper surface
Part；
Step 3: molded part made from step 2 is conserved in the environment of temperature is 50~60 DEG C, air humidity is 80~90%
36~60h obtains semi-finished product；
Step 4: clearing up semi-finished product screed (2) surface that step 3 obtains, and removes semi-finished product screed (2) surface
Floating grey impurity, and be lower than 6% to surface layer moisture content for semi-finished product are dry, applied to screed (2) surface of the semi-finished product after cleaning
Cloth FEVE fluorocarbon coating, the semi-finished product for being coated with protective layer (3) are placed in 0~60 DEG C of environment, keep 18~for 24 hours to get
Concrete product.
8. a kind of preparation method of the concrete product of normal temperature cure according to claim 7, which is characterized in that the step
Rapid one and step 2 in, be 780~820t to the on-load pressure of substrate concrete (1) and screed (2).
9. a kind of preparation method of the concrete product of normal temperature cure according to claim 7, which is characterized in that the step
The mode being coated in rapid four is brushing, roller coating or spraying.
10. a kind of purposes of the concrete product of normal temperature cure, which is characterized in that the normal temperature cure concrete product, which is used as, to be defended
Wall or ground, wash platform, kitchen countertop or the windowsill that floats between life.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423754.0A CN110065278A (en) | 2019-05-21 | 2019-05-21 | A kind of concrete product of normal temperature cure and its preparation method and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910423754.0A CN110065278A (en) | 2019-05-21 | 2019-05-21 | A kind of concrete product of normal temperature cure and its preparation method and application |
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|---|---|
| CN110065278A true CN110065278A (en) | 2019-07-30 |
Family
ID=67371204
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114105576A (en) * | 2021-02-05 | 2022-03-01 | 四川永存建筑工程有限公司 | Building material and preparation method and application thereof |
| CN114735982A (en) * | 2022-05-05 | 2022-07-12 | 中国建筑材料科学研究总院有限公司 | Anti-carbonization concrete and forming method and application thereof |
-
2019
- 2019-05-21 CN CN201910423754.0A patent/CN110065278A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114105576A (en) * | 2021-02-05 | 2022-03-01 | 四川永存建筑工程有限公司 | Building material and preparation method and application thereof |
| CN114735982A (en) * | 2022-05-05 | 2022-07-12 | 中国建筑材料科学研究总院有限公司 | Anti-carbonization concrete and forming method and application thereof |
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