CN108585586B - 一种混凝土减水剂及其制备方法 - Google Patents
一种混凝土减水剂及其制备方法 Download PDFInfo
- Publication number
- CN108585586B CN108585586B CN201810622735.6A CN201810622735A CN108585586B CN 108585586 B CN108585586 B CN 108585586B CN 201810622735 A CN201810622735 A CN 201810622735A CN 108585586 B CN108585586 B CN 108585586B
- Authority
- CN
- China
- Prior art keywords
- concrete
- succinimidyl
- parts
- water
- reducing agent
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000004567 concrete Substances 0.000 title claims abstract description 69
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 31
- -1 succinimidyl Chemical group 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 36
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000002253 acid Substances 0.000 claims abstract description 30
- 229920001577 copolymer Polymers 0.000 claims abstract description 30
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 claims abstract description 30
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 42
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 32
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 25
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 21
- 238000002390 rotary evaporation Methods 0.000 claims description 21
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 16
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 16
- 239000000178 monomer Substances 0.000 claims description 16
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 14
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- AZVYYSCOCHRFKW-UHFFFAOYSA-N 1-(hydroxymethyl)pyrrolidine-2,5-dione Chemical compound OCN1C(=O)CCC1=O AZVYYSCOCHRFKW-UHFFFAOYSA-N 0.000 claims description 9
- GFPQSWFFPRQEHH-UHFFFAOYSA-N 7-aminonaphthalene-1,3,6-trisulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=C2C=C(S(O)(=O)=O)C(N)=CC2=C1S(O)(=O)=O GFPQSWFFPRQEHH-UHFFFAOYSA-N 0.000 claims description 9
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 9
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 9
- KFOZNPPBKHYHQD-UHFFFAOYSA-N ethenesulfonyl chloride Chemical compound ClS(=O)(=O)C=C KFOZNPPBKHYHQD-UHFFFAOYSA-N 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 claims description 8
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 239000003999 initiator Substances 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- 239000005457 ice water Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 230000001376 precipitating effect Effects 0.000 claims description 7
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 6
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 6
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 6
- KZNICNPSHKQLFF-UHFFFAOYSA-N succinimide Chemical group O=C1CCC(=O)N1 KZNICNPSHKQLFF-UHFFFAOYSA-N 0.000 claims description 6
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-diisopropylethylamine Substances CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052754 neon Inorganic materials 0.000 claims description 3
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 230000001603 reducing effect Effects 0.000 abstract description 10
- 239000011150 reinforced concrete Substances 0.000 abstract description 3
- 229960004011 methenamine Drugs 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 239000000654 additive Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 2
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- HTKFORQRBXIQHD-UHFFFAOYSA-N allylthiourea Chemical compound NC(=S)NCC=C HTKFORQRBXIQHD-UHFFFAOYSA-N 0.000 description 1
- 229960001748 allylthiourea Drugs 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920005551 calcium lignosulfonate Polymers 0.000 description 1
- RYAGRZNBULDMBW-UHFFFAOYSA-L calcium;3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Ca+2].COC1=CC=CC(CC(CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O RYAGRZNBULDMBW-UHFFFAOYSA-L 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 description 1
- RRDQTXGFURAKDI-UHFFFAOYSA-N formaldehyde;naphthalene-2-sulfonic acid Chemical compound O=C.C1=CC=CC2=CC(S(=O)(=O)O)=CC=C21 RRDQTXGFURAKDI-UHFFFAOYSA-N 0.000 description 1
- YIBPLYRWHCQZEB-UHFFFAOYSA-N formaldehyde;propan-2-one Chemical class O=C.CC(C)=O YIBPLYRWHCQZEB-UHFFFAOYSA-N 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- FCBUKWWQSZQDDI-UHFFFAOYSA-N rhamnolipid Chemical compound CCCCCCCC(CC(O)=O)OC(=O)CC(CCCCCCC)OC1OC(C)C(O)C(O)C1OC1C(O)C(O)C(O)C(C)O1 FCBUKWWQSZQDDI-UHFFFAOYSA-N 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- HXOGQBSDPSMHJK-UHFFFAOYSA-N triethoxy(6-methylheptyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCCCC(C)C HXOGQBSDPSMHJK-UHFFFAOYSA-N 0.000 description 1
- 150000008130 triterpenoid saponins Chemical class 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
-
- 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
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- 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
- C08F228/00—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 bond to sulfur or by a heterocyclic ring containing sulfur
- C08F228/02—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 bond to sulfur or by a heterocyclic ring containing sulfur by a bond to sulfur
-
- 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
- C04B2103/302—Water reducers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810622735.6A CN108585586B (zh) | 2018-06-15 | 2018-06-15 | 一种混凝土减水剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810622735.6A CN108585586B (zh) | 2018-06-15 | 2018-06-15 | 一种混凝土减水剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108585586A CN108585586A (zh) | 2018-09-28 |
CN108585586B true CN108585586B (zh) | 2020-12-15 |
Family
ID=63627952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810622735.6A Active CN108585586B (zh) | 2018-06-15 | 2018-06-15 | 一种混凝土减水剂及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108585586B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111470800A (zh) * | 2020-04-07 | 2020-07-31 | 石旭艳 | 一种不堵管沁水的混凝土泵送剂 |
CN112708074B (zh) * | 2020-12-29 | 2022-05-17 | 科之杰新材料集团浙江有限公司 | 一种聚羧酸减水剂及其制备方法 |
CN113351075B (zh) * | 2021-06-23 | 2022-12-13 | 安徽开盛津城建设有限公司 | 一种建筑墙体防水剂加工装置及其加工方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000035965A1 (en) * | 1998-12-16 | 2000-06-22 | Mbt Holding Ag | Derivatized polycarboxylate dispersants |
CN101811840A (zh) * | 2010-04-20 | 2010-08-25 | 南京工业大学 | 海洋混凝土抗腐蚀外加剂 |
CN107652405A (zh) * | 2017-10-10 | 2018-02-02 | 江苏苏博特新材料股份有限公司 | 一种酰胺/酰亚胺结构的聚羧酸减水剂及其制备方法 |
-
2018
- 2018-06-15 CN CN201810622735.6A patent/CN108585586B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000035965A1 (en) * | 1998-12-16 | 2000-06-22 | Mbt Holding Ag | Derivatized polycarboxylate dispersants |
CN101811840A (zh) * | 2010-04-20 | 2010-08-25 | 南京工业大学 | 海洋混凝土抗腐蚀外加剂 |
CN107652405A (zh) * | 2017-10-10 | 2018-02-02 | 江苏苏博特新材料股份有限公司 | 一种酰胺/酰亚胺结构的聚羧酸减水剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN108585586A (zh) | 2018-09-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108585586B (zh) | 一种混凝土减水剂及其制备方法 | |
CN1330600C (zh) | 一种马来酸酐系混凝土减水剂及制备方法 | |
CN102532435B (zh) | 一种聚羧酸盐高性能减水剂及其制备方法 | |
CN103265201B (zh) | 一种山梨醇改性的聚羧酸系减水剂及其合成方法 | |
CN102351999A (zh) | 一种纳米粒子型减水剂的制备方法 | |
CN102153711A (zh) | 一种缓凝型聚羧酸减水剂的制备方法 | |
CN102718427B (zh) | 一种磺酸基改性羧酸类减水剂及其制备方法 | |
CN101585900B (zh) | 一种合成聚羧酸类混凝土高性能减水剂的方法 | |
CN107286298A (zh) | 一种缓释型聚羧酸减水剂及其制备方法 | |
CN104628967A (zh) | 一种早强型聚羧酸减水剂及其制备方法 | |
CN102603223A (zh) | 采用固体原料的聚羧酸系减水剂及其制备工艺 | |
CN103304181A (zh) | 早强型聚羧酸高性能减水剂 | |
CN102951866B (zh) | 一种抗坏血酸改性羧酸类减水剂及其制备方法 | |
CN112028522B (zh) | 一种低碱液体速凝剂及其制备方法 | |
CN103708760A (zh) | 一种缓凝型聚羧酸减水剂及其制备方法 | |
CN102807653B (zh) | 可与萘系减水剂复配的共聚羧酸系高效减水剂及制备方法 | |
CN102718426A (zh) | 一种改性羧酸类减水剂及其制备方法 | |
CN108218284B (zh) | 混凝土减水剂组合物 | |
CN110746136A (zh) | 一种减缩增稠型无碱液体速凝剂及其制备方法和应用 | |
CN102924669A (zh) | 一种聚羧酸超塑化剂的制备方法 | |
CN111574105A (zh) | 一种环保型复合早强减水剂及其制备方法 | |
CN103601881A (zh) | 一种功能性聚醚及其应用在减水剂中的制备方法 | |
CN109111146B (zh) | 一种多功能酯类聚羧酸减水剂及其制备方法 | |
CN100548914C (zh) | 一种聚羧酸盐减水剂的合成方法 | |
CN109721271B (zh) | 一种自密实高和易性混凝土用聚羧酸减水剂组合物 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20201125 Address after: 808, 8 / F, building B, zhongtianyuan logistics center, No. 8, Taohua Road, Fubao community, Futian District, Shenzhen City, Guangdong Province Applicant after: Shenzhen zhongzhaorong New Material Co.,Ltd. Address before: 262500 Shandong city of Weifang province Qingzhou City Taihua City windmill Amusement Park East Street 1907 No. 222-2. Applicant before: SHANDONG DONGRUI HI-TECH DEVELOPMENT Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240617 Address after: 518000, Building 202, Zhongtian Yuan, Yushuo Wharf, Xihaidi Road, Xinhe Community, Fuhai Street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Zhongtianyuan Development Co.,Ltd. Country or region after: China Address before: 518000 808, 8th floor, building B, zhongtianyuan logistics center, 8 Taohua Road, Fubao community, Fubao street, Futian District, Shenzhen City, Guangdong Province Patentee before: Shenzhen zhongzhaorong New Material Co.,Ltd. Country or region before: China |