CN102910856A - 一种混凝土预制构件用超塑化剂 - Google Patents
一种混凝土预制构件用超塑化剂 Download PDFInfo
- Publication number
- CN102910856A CN102910856A CN201210397450XA CN201210397450A CN102910856A CN 102910856 A CN102910856 A CN 102910856A CN 201210397450X A CN201210397450X A CN 201210397450XA CN 201210397450 A CN201210397450 A CN 201210397450A CN 102910856 A CN102910856 A CN 102910856A
- Authority
- CN
- China
- Prior art keywords
- monomer
- general formula
- superplasticizer
- concrete
- concrete prefabricated
- 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.)
- Granted
Links
- 239000008030 superplasticizer Substances 0.000 title claims abstract description 27
- 239000011178 precast concrete Substances 0.000 title abstract description 7
- 239000000178 monomer Substances 0.000 claims abstract description 94
- 239000004567 concrete Substances 0.000 claims abstract description 83
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 11
- 239000012736 aqueous medium Substances 0.000 claims abstract description 3
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 3
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 3
- 238000006243 chemical reaction Methods 0.000 claims description 47
- 239000000203 mixture Substances 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- -1 glycol ethers Chemical class 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 125000002091 cationic group Chemical group 0.000 claims description 8
- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 230000002829 reductive effect Effects 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- HRKQOINLCJTGBK-UHFFFAOYSA-N dihydroxidosulfur Chemical compound OSO HRKQOINLCJTGBK-UHFFFAOYSA-N 0.000 claims description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 125000005702 oxyalkylene group Chemical group 0.000 claims description 4
- ACIAHEMYLLBZOI-ZZXKWVIFSA-N Unsaturated alcohol Chemical compound CC\C(CO)=C/C ACIAHEMYLLBZOI-ZZXKWVIFSA-N 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- ZMARGGQEAJXRFP-UHFFFAOYSA-N 1-hydroxypropan-2-yl 2-methylprop-2-enoate Chemical compound OCC(C)OC(=O)C(C)=C ZMARGGQEAJXRFP-UHFFFAOYSA-N 0.000 claims description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- MPNXSZJPSVBLHP-UHFFFAOYSA-N 2-chloro-n-phenylpyridine-3-carboxamide Chemical compound ClC1=NC=CC=C1C(=O)NC1=CC=CC=C1 MPNXSZJPSVBLHP-UHFFFAOYSA-N 0.000 claims description 2
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims description 2
- GWZMWHWAWHPNHN-UHFFFAOYSA-N 2-hydroxypropyl prop-2-enoate Chemical compound CC(O)COC(=O)C=C GWZMWHWAWHPNHN-UHFFFAOYSA-N 0.000 claims description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- CIWBSHSKHKDKBQ-DUZGATOHSA-N D-isoascorbic acid Chemical compound OC[C@@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-DUZGATOHSA-N 0.000 claims description 2
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 2
- YXYZMHGSOKYZAF-UHFFFAOYSA-M [Cl-].C(C(=C)C)(=O)OCC[N+](C(C)(C)C)(C)C Chemical compound [Cl-].C(C(=C)C)(=O)OCC[N+](C(C)(C)C)(C)C YXYZMHGSOKYZAF-UHFFFAOYSA-M 0.000 claims description 2
- IAEVWHUMVCQYTK-UHFFFAOYSA-N [Cl-].C(C=C)(=O)NOCCC[N+](C)(C)C Chemical compound [Cl-].C(C=C)(=O)NOCCC[N+](C)(C)C IAEVWHUMVCQYTK-UHFFFAOYSA-N 0.000 claims description 2
- UFAGAQUHRODLFO-UHFFFAOYSA-M [Cl-].CC=CC(=O)OCC[N+](C)(C)CC1=CC=CC=C1 Chemical compound [Cl-].CC=CC(=O)OCC[N+](C)(C)CC1=CC=CC=C1 UFAGAQUHRODLFO-UHFFFAOYSA-M 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical group 0.000 claims description 2
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N alpha-methacrylic acid Natural products CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- 125000003368 amide group Chemical group 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 125000003277 amino group Chemical group 0.000 claims description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 2
- 239000001099 ammonium carbonate Substances 0.000 claims description 2
- 235000019270 ammonium chloride Nutrition 0.000 claims description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- ZGQOVGXPFYKMRS-UHFFFAOYSA-M benzyl-dimethyl-[3-(2-methylprop-2-enoyloxy)propyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCCC[N+](C)(C)CC1=CC=CC=C1 ZGQOVGXPFYKMRS-UHFFFAOYSA-M 0.000 claims description 2
- ZZTJYSAFGSQPHE-UHFFFAOYSA-M benzyl-dimethyl-propylazanium;chloride Chemical compound [Cl-].CCC[N+](C)(C)CC1=CC=CC=C1 ZZTJYSAFGSQPHE-UHFFFAOYSA-M 0.000 claims description 2
- VCBPSYMITJHCJU-UHFFFAOYSA-N dimethyl-[phenyl-(prop-2-enoylamino)methyl]-propylazanium;chloride Chemical compound [Cl-].CCC[N+](C)(C)C(NC(=O)C=C)C1=CC=CC=C1 VCBPSYMITJHCJU-UHFFFAOYSA-N 0.000 claims description 2
- VGHRSPNHHSLNCP-UHFFFAOYSA-M ethyl-dimethyl-[phenyl(prop-2-enoyloxy)methyl]azanium;chloride Chemical compound [Cl-].C=CC(=O)OC([N+](C)(C)CC)C1=CC=CC=C1 VGHRSPNHHSLNCP-UHFFFAOYSA-M 0.000 claims description 2
- IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-M hydroperoxide group Chemical group [O-]O MHAJPDPJQMAIIY-UHFFFAOYSA-M 0.000 claims description 2
- VLCAYQIMSMPEBW-UHFFFAOYSA-N methyl 3-hydroxy-2-methylidenebutanoate Chemical compound COC(=O)C(=C)C(C)O VLCAYQIMSMPEBW-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- NFUDTVOYLQNLPF-UHFFFAOYSA-M trimethyl-[3-(2-methylprop-2-enoyloxy)propyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCCC[N+](C)(C)C NFUDTVOYLQNLPF-UHFFFAOYSA-M 0.000 claims description 2
- 229920006305 unsaturated polyester Polymers 0.000 claims description 2
- 239000004568 cement Substances 0.000 abstract description 34
- 230000000694 effects Effects 0.000 abstract description 13
- 229920000570 polyether Polymers 0.000 abstract description 10
- 239000003513 alkali Substances 0.000 abstract description 9
- 230000006835 compression Effects 0.000 abstract description 9
- 238000007906 compression Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 9
- 230000036571 hydration Effects 0.000 abstract description 8
- 238000006703 hydration reaction Methods 0.000 abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 abstract description 5
- 238000005086 pumping Methods 0.000 abstract description 5
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 32
- 238000003756 stirring Methods 0.000 description 24
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 22
- 238000005516 engineering process Methods 0.000 description 18
- 239000007864 aqueous solution Substances 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 16
- 238000009413 insulation Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 239000008367 deionised water Substances 0.000 description 8
- 229910021641 deionized water Inorganic materials 0.000 description 8
- 239000011521 glass Substances 0.000 description 8
- 229920000578 graft copolymer Polymers 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000010926 purge Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000010792 warming Methods 0.000 description 8
- 230000033228 biological regulation Effects 0.000 description 7
- 238000011161 development Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000004576 sand Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 150000001768 cations Chemical group 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001723 curing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000003389 potentiating effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 230000003335 steric effect Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000001029 thermal curing Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- BYDRTKVGBRTTIT-UHFFFAOYSA-N 2-methylprop-2-en-1-ol Chemical compound CC(=C)CO BYDRTKVGBRTTIT-UHFFFAOYSA-N 0.000 description 1
- 101001094880 Arabidopsis thaliana Pectinesterase 4 Proteins 0.000 description 1
- 101001094837 Arabidopsis thaliana Pectinesterase 5 Proteins 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 241001669679 Eleotris Species 0.000 description 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 1
- 101710113246 Pectinesterase 3 Proteins 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- WBZKQQHYRPRKNJ-UHFFFAOYSA-L disulfite Chemical compound [O-]S(=O)S([O-])(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-L 0.000 description 1
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000001261 hydroxy acids Chemical group 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 229920005646 polycarboxylate Polymers 0.000 description 1
- 230000037048 polymerization activity Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- CWERGRDVMFNCDR-UHFFFAOYSA-N thioglycolic acid Chemical compound OC(=O)CS CWERGRDVMFNCDR-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2641—Polyacrylates; Polymethacrylates
- C04B24/2647—Polyacrylates; Polymethacrylates containing polyether side chains
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2688—Copolymers containing at least three different monomers
- C04B24/2694—Copolymers containing at least three different monomers containing polyether side chains
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/32—Superplasticisers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
Claims (13)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210397450.XA CN102910856B (zh) | 2012-10-18 | 2012-10-18 | 一种混凝土预制构件用超塑化剂 |
PCT/CN2013/073692 WO2014059766A1 (zh) | 2012-10-18 | 2013-04-03 | 一种混凝土预制构件用超塑化剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210397450.XA CN102910856B (zh) | 2012-10-18 | 2012-10-18 | 一种混凝土预制构件用超塑化剂 |
Publications (2)
Publication Number | Publication Date |
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CN102910856A true CN102910856A (zh) | 2013-02-06 |
CN102910856B CN102910856B (zh) | 2014-07-02 |
Family
ID=47609463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210397450.XA Active CN102910856B (zh) | 2012-10-18 | 2012-10-18 | 一种混凝土预制构件用超塑化剂 |
Country Status (2)
Country | Link |
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CN (1) | CN102910856B (zh) |
WO (1) | WO2014059766A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014059766A1 (zh) * | 2012-10-18 | 2014-04-24 | 江苏博特新材料有限公司 | 一种混凝土预制构件用超塑化剂 |
CN104371073A (zh) * | 2014-10-30 | 2015-02-25 | 中铁四局集团有限公司 | 一种缓释型聚羧酸减水剂的常温制备方法 |
CN108084364A (zh) * | 2017-12-29 | 2018-05-29 | 江苏苏博特新材料股份有限公司 | 一种粉末状聚羧酸保坍剂的制备方法及应用 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108102085A (zh) * | 2017-12-22 | 2018-06-01 | 上海东大化学有限公司 | 聚醚单体、源自其的聚羧酸减水剂及其制备和应用方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004080908A2 (fr) * | 2003-03-03 | 2004-09-23 | Cray Valley S.A. | Dispersant polymere comme agent fluidifiant de compositions de liant hydraulique et procede de preparation |
CN1673162A (zh) * | 2005-02-28 | 2005-09-28 | 江苏省建筑科学研究院有限公司 | 两性羧酸类梳形接枝共聚物混凝土超塑化剂 |
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WO2004080908A2 (fr) * | 2003-03-03 | 2004-09-23 | Cray Valley S.A. | Dispersant polymere comme agent fluidifiant de compositions de liant hydraulique et procede de preparation |
CN1673162A (zh) * | 2005-02-28 | 2005-09-28 | 江苏省建筑科学研究院有限公司 | 两性羧酸类梳形接枝共聚物混凝土超塑化剂 |
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WO2014059766A1 (zh) * | 2012-10-18 | 2014-04-24 | 江苏博特新材料有限公司 | 一种混凝土预制构件用超塑化剂 |
CN104371073A (zh) * | 2014-10-30 | 2015-02-25 | 中铁四局集团有限公司 | 一种缓释型聚羧酸减水剂的常温制备方法 |
CN108084364A (zh) * | 2017-12-29 | 2018-05-29 | 江苏苏博特新材料股份有限公司 | 一种粉末状聚羧酸保坍剂的制备方法及应用 |
CN108084364B (zh) * | 2017-12-29 | 2020-05-26 | 江苏苏博特新材料股份有限公司 | 一种粉末状聚羧酸保坍剂的制备方法及应用 |
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