CN101475670B - 一种梳形接枝共聚物水泥分散剂 - Google Patents
一种梳形接枝共聚物水泥分散剂 Download PDFInfo
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- CN101475670B CN101475670B CN2009100281930A CN200910028193A CN101475670B CN 101475670 B CN101475670 B CN 101475670B CN 2009100281930 A CN2009100281930 A CN 2009100281930A CN 200910028193 A CN200910028193 A CN 200910028193A CN 101475670 B CN101475670 B CN 101475670B
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- Prior art keywords
- monomer
- comb
- graft copolymer
- methyl
- cement dispersant
- 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.)
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- 239000004568 cement Substances 0.000 title claims abstract description 69
- 239000002270 dispersing agent Substances 0.000 title claims abstract description 35
- 229920000578 graft copolymer Polymers 0.000 title claims description 39
- 239000000178 monomer Substances 0.000 claims abstract description 73
- 150000003254 radicals Chemical class 0.000 claims abstract description 6
- 238000007334 copolymerization reaction Methods 0.000 claims abstract description 5
- 239000012736 aqueous medium Substances 0.000 claims abstract description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 72
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 40
- -1 glycol ethers Chemical class 0.000 claims description 40
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 39
- 238000006243 chemical reaction Methods 0.000 claims description 33
- 239000003999 initiator Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 229910052757 nitrogen Inorganic materials 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 20
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 claims description 8
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 238000006116 polymerization reaction Methods 0.000 claims description 7
- 229920006305 unsaturated polyester Polymers 0.000 claims description 7
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229920001515 polyalkylene glycol Polymers 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 6
- 239000004159 Potassium persulphate Substances 0.000 claims description 5
- 239000012986 chain transfer agent Substances 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- YPHQUSNPXDGUHL-UHFFFAOYSA-N n-methylprop-2-enamide Chemical group CNC(=O)C=C YPHQUSNPXDGUHL-UHFFFAOYSA-N 0.000 claims description 5
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 5
- 235000019394 potassium persulphate Nutrition 0.000 claims description 5
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical group OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 claims description 4
- ACIAHEMYLLBZOI-ZZXKWVIFSA-N Unsaturated alcohol Chemical compound CC\C(CO)=C/C ACIAHEMYLLBZOI-ZZXKWVIFSA-N 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 4
- 125000005702 oxyalkylene group Chemical group 0.000 claims description 4
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 3
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 claims description 3
- GNWBLLYJQXKPIP-ZOGIJGBBSA-N (1s,3as,3bs,5ar,9ar,9bs,11as)-n,n-diethyl-6,9a,11a-trimethyl-7-oxo-2,3,3a,3b,4,5,5a,8,9,9b,10,11-dodecahydro-1h-indeno[5,4-f]quinoline-1-carboxamide Chemical compound CN([C@@H]1CC2)C(=O)CC[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@H](C(=O)N(CC)CC)[C@@]2(C)CC1 GNWBLLYJQXKPIP-ZOGIJGBBSA-N 0.000 claims description 2
- BYDRTKVGBRTTIT-UHFFFAOYSA-N 2-methylprop-2-en-1-ol Chemical compound CC(=C)CO BYDRTKVGBRTTIT-UHFFFAOYSA-N 0.000 claims description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 2
- 239000004160 Ammonium persulphate Substances 0.000 claims description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 2
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 claims description 2
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 2
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 claims description 2
- SWPMNMYLORDLJE-UHFFFAOYSA-N n-ethylprop-2-enamide Chemical compound CCNC(=O)C=C SWPMNMYLORDLJE-UHFFFAOYSA-N 0.000 claims description 2
- CWERGRDVMFNCDR-UHFFFAOYSA-N thioglycolic acid Chemical compound OC(=O)CS CWERGRDVMFNCDR-UHFFFAOYSA-N 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 abstract description 15
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 150000001408 amides Chemical class 0.000 abstract description 5
- 239000002002 slurry Substances 0.000 abstract description 5
- 150000002500 ions Chemical class 0.000 abstract description 4
- 238000002156 mixing Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000035945 sensitivity Effects 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 21
- 229920001451 polypropylene glycol Polymers 0.000 description 20
- 239000004567 concrete Substances 0.000 description 19
- 238000009413 insulation Methods 0.000 description 16
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 13
- 239000003795 chemical substances by application Substances 0.000 description 13
- 239000006185 dispersion Substances 0.000 description 11
- 238000001179 sorption measurement Methods 0.000 description 9
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 8
- 239000008367 deionised water Substances 0.000 description 8
- 229910021641 deionized water Inorganic materials 0.000 description 8
- 239000011521 glass Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000010926 purge Methods 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000010792 warming Methods 0.000 description 8
- 125000004106 butoxy group Chemical group [*]OC([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 229920000570 polyether Polymers 0.000 description 7
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 6
- 229920001427 mPEG Polymers 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000002202 Polyethylene glycol Substances 0.000 description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920001223 polyethylene glycol Polymers 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920005646 polycarboxylate Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000003335 steric effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 125000002843 carboxylic acid group Chemical group 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000005357 flat glass Substances 0.000 description 2
- 150000002790 naphthalenes Chemical class 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N 2-butenoic acid Chemical compound CC=CC(O)=O LDHQCZJRKDOVOX-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
- 101000573147 Arabidopsis thaliana Pectinesterase 6 Proteins 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
- 101710113246 Pectinesterase 3 Proteins 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 102000005262 Sulfatase Human genes 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000012661 block copolymerization Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- HRKQOINLCJTGBK-UHFFFAOYSA-N dihydroxidosulfur Chemical compound OSO HRKQOINLCJTGBK-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000012826 global research Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 150000001261 hydroxy acids Chemical group 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- DCUFMVPCXCSVNP-UHFFFAOYSA-N methacrylic anhydride Chemical compound CC(=C)C(=O)OC(=O)C(C)=C DCUFMVPCXCSVNP-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- YLGYACDQVQQZSW-UHFFFAOYSA-N n,n-dimethylprop-2-enamide Chemical compound CN(C)C(=O)C=C YLGYACDQVQQZSW-UHFFFAOYSA-N 0.000 description 1
- OWVWGCVNBQLTDH-UHFFFAOYSA-N n-butyl-n-methylprop-2-enamide Chemical compound CCCCN(C)C(=O)C=C OWVWGCVNBQLTDH-UHFFFAOYSA-N 0.000 description 1
- ZOTWHNWBICCBPC-UHFFFAOYSA-N n-ethyl-n-methylprop-2-enamide Chemical compound CCN(C)C(=O)C=C ZOTWHNWBICCBPC-UHFFFAOYSA-N 0.000 description 1
- YUIVHZARNDKOHO-UHFFFAOYSA-N n-tert-butyl-n-methylprop-2-enamide Chemical compound CC(C)(C)N(C)C(=O)C=C YUIVHZARNDKOHO-UHFFFAOYSA-N 0.000 description 1
- 229920000151 polyglycol Polymers 0.000 description 1
- 239000010695 polyglycol Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 108060007951 sulfatase Proteins 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000008030 superplasticizer Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- ZSDSQXJSNMTJDA-UHFFFAOYSA-N trifluralin Chemical compound CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O ZSDSQXJSNMTJDA-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
- C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
- C04B24/2658—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles 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
- C04B2103/0045—Polymers chosen for their physico-chemical characteristics
- C04B2103/0059—Graft (co-)polymers
- C04B2103/006—Comb polymers
-
- 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
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/408—Dispersants
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)
- Macromonomer-Based Addition Polymer (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009100281930A CN101475670B (zh) | 2009-01-12 | 2009-01-12 | 一种梳形接枝共聚物水泥分散剂 |
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CN2009100281930A CN101475670B (zh) | 2009-01-12 | 2009-01-12 | 一种梳形接枝共聚物水泥分散剂 |
Publications (2)
Publication Number | Publication Date |
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CN101475670A CN101475670A (zh) | 2009-07-08 |
CN101475670B true CN101475670B (zh) | 2010-08-25 |
Family
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CN2009100281930A Active CN101475670B (zh) | 2009-01-12 | 2009-01-12 | 一种梳形接枝共聚物水泥分散剂 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101698693A (zh) * | 2009-10-22 | 2010-04-28 | 丹凤县永鑫电子材料有限责任公司 | 高性能聚羧酸系混凝土减水剂及其制备方法 |
CN104628285B (zh) * | 2014-04-10 | 2017-03-22 | 建筑材料工业技术情报研究所 | 混凝土微分散剂的制备方法 |
CN105713128B (zh) * | 2015-12-15 | 2018-05-04 | 江苏苏博特新材料股份有限公司 | 一种混凝土聚羧酸超塑化剂及其制备方法 |
CN108249807B (zh) * | 2018-01-15 | 2020-10-23 | 江苏苏博特新材料股份有限公司 | 一种聚羧酸减水剂、其制备方法及应用 |
CN113045712B (zh) * | 2019-12-28 | 2023-08-08 | 江苏苏博特新材料股份有限公司 | 一种分散剂、其制备方法及其在疏水性纳米材料分散中的应用 |
CN112645630B (zh) * | 2020-12-19 | 2023-02-10 | 厦门宏发先科新型建材有限公司 | 一种含氟早强型聚羧酸减水剂及其制备方法及早强混凝土 |
CN115321872A (zh) * | 2022-06-22 | 2022-11-11 | 桂林理工大学 | 一种湿拌砂浆外加剂及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210505A (zh) * | 1996-12-06 | 1999-03-10 | Mbt控股公司 | 流化剂 |
CN1673163A (zh) * | 2005-02-28 | 2005-09-28 | 江苏省建筑科学研究院有限公司 | 一种两性羧酸类梳形接枝共聚物混凝土超塑化剂 |
CN1807334A (zh) * | 2001-10-16 | 2006-07-26 | 竹本油脂株式会社 | 水泥分散剂 |
CN101066851A (zh) * | 2007-06-18 | 2007-11-07 | 江苏博特新材料有限公司 | 一种聚羧酸盐类混凝土保坍剂 |
-
2009
- 2009-01-12 CN CN2009100281930A patent/CN101475670B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1210505A (zh) * | 1996-12-06 | 1999-03-10 | Mbt控股公司 | 流化剂 |
CN1807334A (zh) * | 2001-10-16 | 2006-07-26 | 竹本油脂株式会社 | 水泥分散剂 |
CN1673163A (zh) * | 2005-02-28 | 2005-09-28 | 江苏省建筑科学研究院有限公司 | 一种两性羧酸类梳形接枝共聚物混凝土超塑化剂 |
CN101066851A (zh) * | 2007-06-18 | 2007-11-07 | 江苏博特新材料有限公司 | 一种聚羧酸盐类混凝土保坍剂 |
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Publication number | Publication date |
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CN101475670A (zh) | 2009-07-08 |
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