CN112920336A - 一种淀粉改性聚羧酸减水剂及其制备方法 - Google Patents
一种淀粉改性聚羧酸减水剂及其制备方法 Download PDFInfo
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- CN112920336A CN112920336A CN202110128706.6A CN202110128706A CN112920336A CN 112920336 A CN112920336 A CN 112920336A CN 202110128706 A CN202110128706 A CN 202110128706A CN 112920336 A CN112920336 A CN 112920336A
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- 229920002472 Starch Polymers 0.000 title claims abstract description 64
- 239000008107 starch Substances 0.000 title claims abstract description 64
- 235000019698 starch Nutrition 0.000 title claims abstract description 64
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229920005646 polycarboxylate Polymers 0.000 title claims description 22
- 239000008030 superplasticizer Substances 0.000 title claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 98
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 45
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims abstract description 34
- 239000002002 slurry Substances 0.000 claims abstract description 34
- 229920000881 Modified starch Polymers 0.000 claims abstract description 32
- 239000004368 Modified starch Substances 0.000 claims abstract description 32
- 235000019426 modified starch Nutrition 0.000 claims abstract description 32
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 27
- 239000000178 monomer Substances 0.000 claims abstract description 27
- 229920000570 polyether Polymers 0.000 claims abstract description 27
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 25
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000002253 acid Substances 0.000 claims abstract description 25
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000007800 oxidant agent Substances 0.000 claims abstract description 25
- 230000001590 oxidative effect Effects 0.000 claims abstract description 25
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 claims abstract description 17
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229930003268 Vitamin C Natural products 0.000 claims abstract description 17
- 235000019154 vitamin C Nutrition 0.000 claims abstract description 17
- 239000011718 vitamin C Substances 0.000 claims abstract description 17
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 29
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 9
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 230000003472 neutralizing effect Effects 0.000 claims description 7
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 6
- 238000004898 kneading Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- -1 isobutenyl Chemical group 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 2
- 125000005394 methallyl group Chemical group 0.000 claims 1
- 125000001844 prenyl group Chemical group [H]C([*])([H])C([H])=C(C([H])([H])[H])C([H])([H])[H] 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 230000032050 esterification Effects 0.000 abstract description 3
- 238000005886 esterification reaction Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 239000002904 solvent Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 9
- 239000003513 alkali Substances 0.000 description 6
- QVDTXNVYSHVCGW-ONEGZZNKSA-N isopentenol Chemical group CC(C)\C=C\O QVDTXNVYSHVCGW-ONEGZZNKSA-N 0.000 description 5
- 230000001603 reducing effect Effects 0.000 description 5
- 239000010887 waste solvent Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000010008 shearing Methods 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
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- WCASXYBKJHWFMY-UHFFFAOYSA-N crotyl alcohol Chemical group CC=CCO WCASXYBKJHWFMY-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
- C08B31/02—Esters
- C08B31/04—Esters of organic acids, e.g. alkenyl-succinated starch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
-
- 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
Abstract
Description
测试项 | 实施例1 | 实施例2 | 对比例1 | 对比例2 |
减水率 | 30% | 32% | 25% | 28% |
泌水率比 | 20% | 25% | 37% | 35% |
2h坍落度经时变化量(mm) | 15 | 20 | 35 | 50 |
3d抗压强度比 | 170% | 173% | 161% | 162% |
7d抗压强度比 | 155% | 163% | 152% | 157% |
28d抗压强度比 | 142% | 145% | 141% | 143% |
Claims (9)
Priority Applications (1)
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CN202110128706.6A CN112920336B (zh) | 2021-01-29 | 2021-01-29 | 一种淀粉改性聚羧酸减水剂及其制备方法 |
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CN202110128706.6A CN112920336B (zh) | 2021-01-29 | 2021-01-29 | 一种淀粉改性聚羧酸减水剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN112920336A true CN112920336A (zh) | 2021-06-08 |
CN112920336B CN112920336B (zh) | 2021-11-23 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112645632A (zh) * | 2020-12-26 | 2021-04-13 | 湖北月竹里建材有限公司 | 一种混凝土减水剂及其制备方法 |
CN113943404A (zh) * | 2021-12-06 | 2022-01-18 | 重庆建研科之杰新材料有限公司 | 一种聚羧酸减水剂及其制备方法 |
CN114106248A (zh) * | 2021-12-06 | 2022-03-01 | 重庆建研科之杰新材料有限公司 | 一种缓释型聚羧酸减水剂及其制备方法 |
CN115215979A (zh) * | 2022-09-20 | 2022-10-21 | 石家庄市长安育才建材有限公司 | 减水剂及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MXPA06000487A (es) * | 2003-07-25 | 2006-04-05 | Basf Ag | Dispersiones acuosas de polimerizados hidrosolubles de monomeros anionicos etilenicamente insaturados, metodo para la produccion y uso de los mismos. |
CN108456287A (zh) * | 2018-02-28 | 2018-08-28 | 湖北工业大学 | 一种低成本聚羧酸减水剂的制备方法 |
CN111592619A (zh) * | 2020-06-18 | 2020-08-28 | 北京建研昆仑科技有限公司 | 一种淀粉基聚羧酸减水剂伴侣、其制备方法及使用方法 |
CN111592265A (zh) * | 2019-02-21 | 2020-08-28 | 天水师范学院 | 一种制备保坍型聚羧酸减水剂的方法及装置 |
-
2021
- 2021-01-29 CN CN202110128706.6A patent/CN112920336B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MXPA06000487A (es) * | 2003-07-25 | 2006-04-05 | Basf Ag | Dispersiones acuosas de polimerizados hidrosolubles de monomeros anionicos etilenicamente insaturados, metodo para la produccion y uso de los mismos. |
CN108456287A (zh) * | 2018-02-28 | 2018-08-28 | 湖北工业大学 | 一种低成本聚羧酸减水剂的制备方法 |
CN111592265A (zh) * | 2019-02-21 | 2020-08-28 | 天水师范学院 | 一种制备保坍型聚羧酸减水剂的方法及装置 |
CN111592619A (zh) * | 2020-06-18 | 2020-08-28 | 北京建研昆仑科技有限公司 | 一种淀粉基聚羧酸减水剂伴侣、其制备方法及使用方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112645632A (zh) * | 2020-12-26 | 2021-04-13 | 湖北月竹里建材有限公司 | 一种混凝土减水剂及其制备方法 |
CN113943404A (zh) * | 2021-12-06 | 2022-01-18 | 重庆建研科之杰新材料有限公司 | 一种聚羧酸减水剂及其制备方法 |
CN114106248A (zh) * | 2021-12-06 | 2022-03-01 | 重庆建研科之杰新材料有限公司 | 一种缓释型聚羧酸减水剂及其制备方法 |
CN115215979A (zh) * | 2022-09-20 | 2022-10-21 | 石家庄市长安育才建材有限公司 | 减水剂及其制备方法 |
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CN112920336B (zh) | 2021-11-23 |
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Effective date of registration: 20240229 Address after: 044002 Factory Building, No. 8 Middle Road, Chemical Park, Chengxi Electromechanical and Chemical Industry Cluster Zone, Yunjie Road, Yanhu District, Yuncheng City, Shanxi Province Patentee after: Shanxi Qixuan Building Materials Co.,Ltd. Country or region after: China Address before: Room 1016, 289 Chengxin Dajian Road, xihanggang street, Shuangliu District, Chengdu, Sichuan 610200 Patentee before: Chengdu Bosi Polymer Technology Co.,Ltd. Country or region before: China |