WO2017113992A1 - 一种磷酸化缩聚物高效减水剂及其制备方法 - Google Patents
一种磷酸化缩聚物高效减水剂及其制备方法 Download PDFInfo
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- WO2017113992A1 WO2017113992A1 PCT/CN2016/104954 CN2016104954W WO2017113992A1 WO 2017113992 A1 WO2017113992 A1 WO 2017113992A1 CN 2016104954 W CN2016104954 W CN 2016104954W WO 2017113992 A1 WO2017113992 A1 WO 2017113992A1
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- phosphorylated
- polycondensate
- acid
- monomer
- reducing agent
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- 0 CNc1nc(NC*)nc(NC)n1 Chemical compound CNc1nc(NC*)nc(NC)n1 0.000 description 2
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/46—Block or graft polymers prepared by polycondensation of aldehydes or ketones on to macromolecular compounds
-
- 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
- C04B24/243—Phosphorus-containing 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/243—Phosphorus-containing polymers
- C04B24/246—Phosphorus-containing polymers 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
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/30—Condensation polymers of aldehydes or ketones
- C04B24/305—Melamine-formaldehyde condensation polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
- C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
- C08G12/32—Melamines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
- C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
- C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
- C08G14/06—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols and monomers containing hydrogen attached to nitrogen
- C08G14/10—Melamines
-
- 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
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
Definitions
- the invention belongs to the field of chemical building materials, and particularly relates to a phosphorylated polycondensate high-efficiency water reducing agent with novel structure and a preparation method thereof.
- Polycarboxylate water reducer known as the third-generation concrete superplasticizer, has a comb-like molecular structure and has a strong steric hindrance effect, breaking through the traditional principle of dispersing cement particles through electrostatic repulsion.
- the utility model has the advantages of low output, high water-reducing rate, improved concrete pore structure and compactness in the concrete system, and can control the slump loss of the concrete, and the problems of air entrainment, retardation and bleeding of the concrete. Due to its comprehensive performance and high application value, its market share in key projects and commercial concrete has expanded year by year, representing a high performance that is currently at the forefront, with the highest technology content, the best application prospects and the best overall performance. Water reducing agent.
- Polyester type water reducing agent that is, methoxy polyethylene glycol mono(meth) acrylate formed by methoxy polyethylene glycol and (meth)acrylic acid is used as a polyoxyethylene macromonomer.
- the water agent has the advantages of high water reduction rate, moisture retention performance and good cement adaptability;
- Ordinary polyether type water reducing agent that is, water-reducing agent prepared by using allyl polyethylene glycol or its modified product as main polyoxyethylene macromonomer, has the advantages of simple synthesis process, low cost and high polymerization concentration. ;
- high-performance polyether type water reducing agent that is, water-reducing agent prepared by using methallyl polyethylene glycol or its modified product as main polyoxyethylene macromonomer, and having ordinary polyether type water reducing agent And the advantages of polyester water reducer.
- the research on the modification or performance improvement of polycarboxylic acid is based on the above three types, the system is relatively fixed, and the adsorption group is mainly composed of carboxyl groups.
- Patent CN1167739A discloses a method for preparing a polycarboxylate cement dispersant, which firstly performs a transesterification reaction of an alkoxy polyalkylene glycol and a (meth) acrylate under the action of a basic catalyst to prepare an alkoxy group.
- the alkylene glycol mono(meth)acrylate is mixed with (meth)acrylic acid and copolymerized by ammonium persulfate to obtain a polycarboxylic acid water reducing agent.
- a large excess of (meth) acrylate is required to prepare the alkoxy polyalkylene glycol mono(meth) acrylate monomer, resulting in complicated post-treatment of the product and increased cost.
- Patent CN1412175 discloses a preparation method of an allyl ether ester monomer and a method for preparing the water reducing agent of the monomer, which first treats the allyl alcohol polyether with an adsorption material such as alumina and has a peroxide value of 5.0 meq/ Below kg, an esterification reaction with an aliphatic monocarboxylic acid is carried out to produce an allyl ether ester monomer.
- U.S. Patent No. 5,362,324, U.S. Patent No. 5,661, 062, and Chinese Patent Nos. CN101831037A, CN101066851A disclose a process for the preparation of a transesterification type herbicide which utilizes a transesterification agent to undergo ester hydrolysis cleavage in a cementy alkaline medium to slowly release a low molecular weight polymer.
- a transesterification agent to undergo ester hydrolysis cleavage in a cementy alkaline medium to slowly release a low molecular weight polymer.
- the concrete's ability to protect the concrete is improved, but the cross-linking of the cross-linked body is poor in the early stage.
- the raw material status of modern concrete is becoming more and more serious.
- the use of industrial by-product gypsum as a cement setting agent leads to high content of SO 4 2- in cementitious materials; extensive application of bulk industrial solid waste such as fly ash, slag powder and coal gangue
- the composition of the cementitious material is more complicated; especially the high quality sand and stone resources are increasingly scarce, and the aggregate content and water absorption rate of the aggregate increase, which directly affects the adaptability between the concrete admixture and the material, resulting in the initial fluidity of the concrete.
- the ability to maintain liquidity is greatly reduced, which greatly limits the promotion and application of high-efficiency water reducer, which will gradually affect the development of concrete technology.
- the present invention provides a comb-shaped polymer using phosphate as an adsorption group, that is, a phosphorylated polycondensate superplasticizer and a preparation method thereof, wherein the superplasticizer has novel molecular structure and excellent comprehensive performance.
- a comb-shaped polymer using phosphate as an adsorption group that is, a phosphorylated polycondensate superplasticizer and a preparation method thereof, wherein the superplasticizer has novel molecular structure and excellent comprehensive performance.
- the superplasticizer has strong adaptability to cement, low sensitivity to clay and sulfate, and the preparation process can be industrialized, and the market space is broad.
- the phosphorylated polycondensate superplasticizer of the present invention replaces a conventional carboxyl group and a sulfonic acid group with a phosphorylated melamine derivative as a main adsorption group.
- the phosphorylated polycondensate superplasticizer of the present invention uses an aromatic alkoxy polyether as a polymer side chain to provide a strong steric hindrance effect and improve polymer dispersibility and dispersion retention performance.
- the phosphorylated polycondensate superplasticizer according to the present invention has a molecular structural formula as shown in the following formula I:
- the molecular structure of the polymer is formed by condensation of three monomers: phosphorylated melamine A, aldehyde B and aromatic alkoxy compound C, and the molecular structure is a comb structure;
- R 1 H
- the preparation method of monomer A using melamine, phosphorous acid, corresponding formaldehyde or acetaldehyde or benzaldehyde as key raw materials, in the action of catalyst acid, controlling the molar ratio of materials, the classical Mannich reaction occurs, and can refer to the name reaction or related Technical information, easy for the industry to understand and master, to prepare key intermediates II and III;
- Monomer C is a polycondensate polyether side chain, which is an aromatic alkenyl polyether having a molecular weight of 1000 to 6000, preferably 2000 to 5000, and R 4 and R 5 are H, OH, NH 2 or phenoxy polyoxyalkyl.
- Ether or phenylamino polyoxyalkylene ether polyoxyalkylene ether is an aromatic alcohol with an active hydrogen or a ring-opening polymerization of an amine with ethylene oxide/propylene oxide), but R 4 and R 5 cannot simultaneously H, OH or NH 2 , at least one of which is a phenoxy or phenylamino polyoxyalkylene ether;
- the preparation method of the monomer C can adopt a conventional anionic alkoxylation polymerization method, which is relatively mature in the polyether macromonomer industry, and can be specifically referred to the patents ZL200910027884.9 and ZL200910234991.9;
- the polymer has a weight average molecular weight of 10,000 to 50,000.
- the preparation method of the phosphorylated polycondensate superplasticizer according to the present invention is as follows: three kinds of the foregoing monomers, under the action of a catalyst, the pH is 1-3, and the phosphorylated polycondensate superplasticizer is synthesized by polycondensation reaction. ;
- the reaction temperature is 100-150 ° C, the reaction time is 1-10 h, and the reaction system uses water as a solvent; the device needs to be installed with a condenser (tube) reflux to prevent the loss of water or aldehyde in the system and affect the reaction conditions;
- the catalyst acid may be selected from a mixture of any one or more of sulfonic acid, sulfuric acid, trifluoroacetic acid (TFAA), 4-toluenesulfonic acid (pTSA), monochloroacetic acid (MCAA), glacial acetic acid, hydrochloric acid, and formic acid;
- the polymerization step is divided into three steps of preparation, condensation and neutralization of the monomer A.
- the technical personnel in the art can grasp the preparation method of the traditional melamine, naphthalene or sulfamate water reducing agent by simple improvement. Can be completed by "one-pot method";
- the pH of the polymer reaction system is adjusted using conventional metal hydroxides such as sodium hydroxide or potassium hydroxide.
- the molecular structure and synthesis method of the phosphorylated polycondensate superplasticizer of the invention are novel, and the molecular structure has a phosphate and a polyether side chain, and a comb polymer having a polyether side chain is synthesized by a conventional polycondensation method, and the breakthrough is achieved.
- the traditional water reducing agent research system has achieved the following innovative effects:
- polymer water reducing agent has high adaptability.
- the introduction of phosphorylated melamine as an adsorption group breaks through the traditional carboxyl and sulfonic acid system, and the phosphate adsorption capacity is strong.
- the polycondensate exhibits strong cement and high sulfate environmental adaptability and low clay sensitivity.
- a characteristic, in today's market environment with poor concrete admixture and aggregate quality, has great performance advantages and can be developed into a core technology.
- the polymer is a comb structure, similar to the molecular structure of the superplasticizer polycarboxylic acid, has a strong steric hindrance effect, excellent water and sequestration performance, and the basic performance meets or exceeds the high-efficiency polycarboxylate water reducer.
- the raw material cost selected by the process is low, the synthesis process is simple and feasible, the polycondensation efficiency is high, the production energy consumption is small, and the preparation process has industrialization prospects.
- the invention provides a polycondensate high-efficiency water reducing agent and a preparation method thereof, and has excellent comprehensive performance, has high adaptability to low-grade raw materials of concrete today, has strong market demand, broad prospect, and advanced preparation technology of the polycondensate. With the characteristics of industrial scale production, it is expected to be the core technology in the field of concrete water reducer, leading the development of the industry.
- Standard polyethylene glycol GPC standard (Sigma-Aldrich, molecular weights 1010000, 478000, 263000, 118000, 44700, 18600, 6690, 1960, 628, 232).
- the feed ratio in this step is the molar ratio of monomer A, monomer B and monomer C.
- a high-performance polycondensate water reducing agent with a concentration of about 40% is a light brown transparent viscous liquid, and the weight average molecular weight of the polycondensate is 7500 by aqueous gel chromatography.
- the cement used is Xiaoyetian 52.5R.P.II cement
- the gravel having a stone particle size of 5-20 mm is continuously graded.
- the cement paste fluidity test is carried out according to the GB/T8077-2000 standard.
- the water content is 87g, and the fluidity of the cement paste is measured on the flat glass after stirring for 3 minutes.
- the slump and slump loss shall be implemented in accordance with the relevant provisions of JC473-2001 "Concrete Pumping Agent".
- the data in Table 3 shows that the polycondensate water reducing agent synthesized according to the preparation method provided by the present invention has excellent water reducing and moisture retaining properties, and when the dosage is 0.12%, it is reduced with the commercially available high performance polycarboxylic acid.
- the initial initial slurry fluidity of the cement is comparable, but the 60min retention performance is obvious, indicating that the polycondensate has excellent cement paste dispersion performance and dispersion retention performance.
- the novel polycondensate water reducing agent provided by the invention has excellent cement paste dispersing property and dispersion maintaining property, and is initially equivalent to the polycarboxylate water reducing agent, and has obvious advantages in protecting the cockroach, far superior to the traditional naphthalene system. , amino, aliphatic and melamine water reducing agents.
- the comparative sample is a self-prepared polycondensate water reducing agent and a polycarboxylate water reducing agent (PCA), and the initial pulp flow rate is tested by using a slurry mixer.
- PCA polycarboxylate water reducing agent
- the data in Table 5 shows that the polycondensate water reducing agent provided by the invention has the ability of resisting montmorillonite, and when the rubber content of the cement is 0.5% and 1.0% montmorillonite, respectively, the liquidity of the slurry is not mixed.
- the degree of expansion is basically the same, and there is no obvious decrease; the comparison sample shows a lower initial fluidity due to the difference in the structure of the segment, the molecular weight and the sample, when the corresponding content of montmorillonite is added.
- the degree of expansion has decreased to varying degrees; with the increase of the amount of montmorillonite, the marketability of commercially available polycarboxylate water reducer (PCA) decreases rapidly, and the decline rate even reaches 50%.
- PCA polycarboxylate water reducer
- the data in Table 6 shows that the polycondensate water reducing agent provided by the invention has the ability to resist sulfate ion interference, and the adsorption capacity of the phosphate ion is greater than that of the sulfonate ion.
- the commercially available polycarboxylate water reducing agent (PCA) is added with sulfate.
- PCA polycarboxylate water reducing agent
- the increase of the liquidity of the pulp has a certain degree of decrease, indicating that the sulfate ion and the polycarboxylate superplasticizer have competitive adsorption on the surface of the cement particles.
- the anti-sulfate performance of the polycondensate water-reducing agent has potential huge application space.
- the concrete fluidity data in Table 8 shows that the newly synthesized polycondensate water reducer is less than the commercially available polycarboxylic acid under the condition that the 1.8% mudstone and the 0.6% mud are aggregate.
- the water agent (PCA) showed slump value and moisture retention ability, indicating that the polycondensate water reducer has better adaptability to the sand and stones with higher mud content, and the anti-mud effect is obvious.
- the polycondensate water reducing agent provided by the invention has novel structure, simple preparation process, low raw material cost, and introduces phosphate to replace the traditional carboxyl group, sulfonate and the like as the main adsorption group of the water reducing agent, and comprehensively improves the traditional water reducing agent.
- the comprehensive performance shows good cement adaptability, clay resistance and resistance to sulfate ion adsorption.
- the water reducer has a strong advantage. And market application space.
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- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Polyethers (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Abstract
Description
原材料 | 水泥 | 粉煤灰 | 矿粉 | 机制山砂 | 5-10mm石子 | 10-20mm石子 | 水 |
配比,Kg/m3 | 240 | 85 | 75 | 886 | 380 | 570 | 174 |
Claims (6)
- 根据权利要求1所述磷酸化缩聚物高效减水剂,其特征在于,单体A的制备方法,以三聚氰胺、亚磷酸、相应的甲醛或乙醛或苯甲醛为关键原料,在催化剂酸的作用,发生Mannich反应即得;其中物料的摩尔比为:三聚氰胺:亚磷酸:醛:酸(H+)=1:1.0~1.2:1.1~1.5:0.2~1.2。
- 根据权利要求1所述磷酸化缩聚物高效减水剂,其特征在于,单体B甲醛。
- 根据权利要求1所述磷酸化缩聚物高效减水剂,其特征在于,单体C的分子量为2000~5000,对应结构式I中,R4和R5为H、OH、NH2或苯氧基聚氧烷基醚或苯氨基聚氧烷烯醚,但R4和R5不能同时为H、OH或NH2,至少其中之一为苯 氧基或苯氨基聚氧烷烯醚;所述聚氧烷烯醚为带有活性氢的芳香醇或胺与环氧乙烷/环氧丙烷开环聚合而成。
- 权利要求1-4中的任一项所述磷酸化缩聚物高效减水剂的制备方法,其特征在于,三种前述单体,在催化剂酸的作用下,pH为1~3,经缩聚反应合成得到所述磷酸化缩聚物高效减水剂;反应温度为100~150℃,反应时间1~10h,反应体系以水为溶剂;装置需要安装冷凝器(管)回流,防止体系中水或醛的散失,影响反应条件;催化剂酸选自磺酸、硫酸、三氟乙酸(TFAA)、4-甲苯磺酸(pTSA)、一氯乙酸(MCAA)、冰醋酸、盐酸和甲酸等中任意一种以上任意比例的混合物。
- 根据权利要求5所述方法,其特征在于,具体制备步骤,分为单体A制备、缩合、中和三个步骤,中和使用PH调节剂,选自氢氧化钠或氢氧化钾。
Priority Applications (5)
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MYPI2018001174A MY189400A (en) | 2015-12-31 | 2016-11-07 | Phosphorylated polycondensate as high efficiency water reducing agent and preparation method thereof |
EP16880783.2A EP3398916B1 (en) | 2015-12-31 | 2016-11-07 | Phosphorylated polycondensate as high efficiency water reducing agent and preparation method thereof |
US16/067,018 US10745510B2 (en) | 2015-12-31 | 2016-11-07 | Phosphorylated polycondensate as high efficiency water reducing agent and preparation method thereof |
SG11201805639TA SG11201805639TA (en) | 2015-12-31 | 2016-11-07 | Phosphorylated polycondensate as high efficiency water reducing agent and preparation method thereof |
ZA2018/05105A ZA201805105B (en) | 2015-12-31 | 2018-07-30 | Phosphorylated polycondensate as high efficiency water reducing agent and preparation method thereof |
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CN (1) | CN105712649B (zh) |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080108732A1 (en) * | 2004-10-15 | 2008-05-08 | Philipp Wieland | Polycondensation Product Base on Aromatic or Heteroaromatic Compounds, Method for the Production Thereof, and Use Thereof |
WO2010040612A1 (de) * | 2008-10-06 | 2010-04-15 | Construction Research & Technology Gmbh | Phosphatiertes polykondensationsprodukt, verfahren zu dessen herstellung und verwendung |
CN102171273A (zh) * | 2008-10-06 | 2011-08-31 | 建筑研究和技术有限公司 | 磷酸化缩聚产品的制备方法及其用途 |
CN102531450B (zh) * | 2011-12-26 | 2013-03-20 | 上海三瑞高分子材料有限公司 | 一种聚醚胺改性聚羧酸高性能减水剂及其制备方法 |
CN104031258A (zh) * | 2014-06-12 | 2014-09-10 | 南京师范大学 | 一种含磷酸基三元共聚物及其制备方法和用途 |
CN105712649A (zh) * | 2015-12-31 | 2016-06-29 | 江苏苏博特新材料股份有限公司 | 一种磷酸化缩聚物高效减水剂及其制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1263969B (it) | 1993-02-25 | 1996-09-05 | Mario Collepardi | Addittivi superfluidificanti ad elevata conservazione della lavorabilita' |
CH689118A5 (de) | 1993-06-11 | 1998-10-15 | Nippon Catalytic Chem Ind | Zusatzmittel zur Kontrolle des Fliessverhaltens von zementartigen Zusammensetzungen. |
DE19609614A1 (de) * | 1995-03-17 | 1996-09-19 | Sueddeutsche Kalkstickstoff | Wasserlösliche Polykondensationsprodukte auf Basis von Amino-s-triazinen und deren Verwendung |
KR100247527B1 (ko) | 1996-04-03 | 2000-03-15 | 겐지 아이다 | 시멘트분산방법및시멘트조성물 |
JP3610331B2 (ja) | 2001-10-16 | 2005-01-12 | 竹本油脂株式会社 | アリルエーテルエステル単量体の製造方法 |
DE102005060947A1 (de) * | 2005-12-20 | 2007-06-28 | Construction Research & Technology Gmbh | Pulverförmige Polykondensationsprodukte |
CN101066851B (zh) | 2007-06-18 | 2012-10-03 | 江苏博特新材料有限公司 | 一种聚羧酸盐类混凝土保坍剂 |
WO2011029711A1 (en) * | 2009-09-02 | 2011-03-17 | Basf Construction Polymers Gmbh | Formulation and its use |
CN101831037A (zh) | 2010-04-14 | 2010-09-15 | 深圳市五山建材实业有限公司 | 一种羧酸类共聚物混凝土保坍剂 |
CN107082618A (zh) * | 2010-10-11 | 2017-08-22 | 巴斯夫聚合建材有限公司 | 含分散剂的石膏浆料 |
-
2015
- 2015-12-31 CN CN201511028434.3A patent/CN105712649B/zh active Active
-
2016
- 2016-11-07 US US16/067,018 patent/US10745510B2/en active Active
- 2016-11-07 MY MYPI2018001174A patent/MY189400A/en unknown
- 2016-11-07 WO PCT/CN2016/104954 patent/WO2017113992A1/zh active Application Filing
- 2016-11-07 SG SG11201805639TA patent/SG11201805639TA/en unknown
- 2016-11-07 EP EP16880783.2A patent/EP3398916B1/en active Active
-
2018
- 2018-07-30 ZA ZA2018/05105A patent/ZA201805105B/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080108732A1 (en) * | 2004-10-15 | 2008-05-08 | Philipp Wieland | Polycondensation Product Base on Aromatic or Heteroaromatic Compounds, Method for the Production Thereof, and Use Thereof |
WO2010040612A1 (de) * | 2008-10-06 | 2010-04-15 | Construction Research & Technology Gmbh | Phosphatiertes polykondensationsprodukt, verfahren zu dessen herstellung und verwendung |
CN102171273A (zh) * | 2008-10-06 | 2011-08-31 | 建筑研究和技术有限公司 | 磷酸化缩聚产品的制备方法及其用途 |
CN102531450B (zh) * | 2011-12-26 | 2013-03-20 | 上海三瑞高分子材料有限公司 | 一种聚醚胺改性聚羧酸高性能减水剂及其制备方法 |
CN104031258A (zh) * | 2014-06-12 | 2014-09-10 | 南京师范大学 | 一种含磷酸基三元共聚物及其制备方法和用途 |
CN105712649A (zh) * | 2015-12-31 | 2016-06-29 | 江苏苏博特新材料股份有限公司 | 一种磷酸化缩聚物高效减水剂及其制备方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110467371A (zh) * | 2019-07-16 | 2019-11-19 | 江苏博思通新材料有限公司 | 一种混凝土抗泥型减水剂 |
CN113929832A (zh) * | 2020-06-29 | 2022-01-14 | 博特建材(天津)有限公司 | 一种超高性能混凝土用多官能团超塑化剂及其制备方法 |
CN113929832B (zh) * | 2020-06-29 | 2023-02-14 | 博特建材(天津)有限公司 | 一种超高性能混凝土用多官能团超塑化剂及其制备方法 |
CN113307579A (zh) * | 2021-06-25 | 2021-08-27 | 天津金隅混凝土有限公司 | 一种机制砂低收缩高保坍混凝土 |
CN113307579B (zh) * | 2021-06-25 | 2022-08-05 | 天津金隅混凝土有限公司 | 一种机制砂低收缩高保坍混凝土 |
CN113563556A (zh) * | 2021-07-05 | 2021-10-29 | 武汉善达化工有限公司 | 一种用于高硅灰耐火浇注料的抗杂质减水剂及其制备方法 |
CN113563556B (zh) * | 2021-07-05 | 2022-08-19 | 武汉善达化工有限公司 | 一种用于高硅灰耐火浇注料的抗杂质减水剂及其制备方法 |
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ZA201805105B (en) | 2019-05-29 |
MY189400A (en) | 2022-02-09 |
EP3398916A1 (en) | 2018-11-07 |
EP3398916A4 (en) | 2019-09-04 |
US20190016843A1 (en) | 2019-01-17 |
US10745510B2 (en) | 2020-08-18 |
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