CN107903360B - 抗吸附型聚羧酸减水剂的造气阻隔制备方法 - Google Patents
抗吸附型聚羧酸减水剂的造气阻隔制备方法 Download PDFInfo
- Publication number
- CN107903360B CN107903360B CN201711194514.5A CN201711194514A CN107903360B CN 107903360 B CN107903360 B CN 107903360B CN 201711194514 A CN201711194514 A CN 201711194514A CN 107903360 B CN107903360 B CN 107903360B
- Authority
- CN
- China
- Prior art keywords
- parts
- water
- solution
- hours
- reducer
- 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
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
- C04B24/2605—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing polyether side chains
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- 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
Abstract
Description
减水剂种类 | 初始流动性mm | 经时流动性mm |
普通减水剂 | 180 | 130 |
实施例1 | 220 | 185 |
实施例2 | 210 | 190 |
实施例3 | 225 | 185 |
实施例4 | 220 | 200 |
实施例5 | 230 | 170 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194514.5A CN107903360B (zh) | 2017-11-24 | 2017-11-24 | 抗吸附型聚羧酸减水剂的造气阻隔制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711194514.5A CN107903360B (zh) | 2017-11-24 | 2017-11-24 | 抗吸附型聚羧酸减水剂的造气阻隔制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107903360A CN107903360A (zh) | 2018-04-13 |
CN107903360B true CN107903360B (zh) | 2019-10-11 |
Family
ID=61848297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711194514.5A Active CN107903360B (zh) | 2017-11-24 | 2017-11-24 | 抗吸附型聚羧酸减水剂的造气阻隔制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107903360B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110028633A (zh) * | 2019-05-10 | 2019-07-19 | 山西黄河新型化工有限公司 | 一种早强型聚羧酸减水剂及其制备方法 |
CN112645629A (zh) * | 2020-09-22 | 2021-04-13 | 甘肃建投商品混凝土有限公司 | 一种用于再生骨料混凝土的聚羧酸减水剂 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101974135A (zh) * | 2010-10-15 | 2011-02-16 | 北京工业大学 | 聚羧酸减水剂的常温合成方法 |
CN103214627A (zh) * | 2013-04-09 | 2013-07-24 | 杨绪杰 | 一种低温合成聚羧酸保塑剂的方法 |
EP1136508B1 (en) * | 2000-03-22 | 2013-08-14 | Sika Technology AG | Cement admixture for improved slump life |
-
2017
- 2017-11-24 CN CN201711194514.5A patent/CN107903360B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1136508B1 (en) * | 2000-03-22 | 2013-08-14 | Sika Technology AG | Cement admixture for improved slump life |
CN101974135A (zh) * | 2010-10-15 | 2011-02-16 | 北京工业大学 | 聚羧酸减水剂的常温合成方法 |
CN103214627A (zh) * | 2013-04-09 | 2013-07-24 | 杨绪杰 | 一种低温合成聚羧酸保塑剂的方法 |
Non-Patent Citations (1)
Title |
---|
起始溶液pH值对聚羧酸减水剂分散性和分散保持性的影响;钟丽娜等;《新型建筑材料》;20171025(第10期);124-127 * |
Also Published As
Publication number | Publication date |
---|---|
CN107903360A (zh) | 2018-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105367720B (zh) | 一种减水保坍型聚羧酸减水剂及其制备方法 | |
CN102976655B (zh) | 一种保坍型聚羧酸超塑化剂 | |
CN105713151A (zh) | 具有亚磷酸基团的混凝土超塑化剂的制备方法和应用 | |
WO2014085996A1 (zh) | 一种保坍型聚羧酸超塑化剂 | |
CN108948288B (zh) | 一种采用羧基功能单体的交联型聚羧酸减水剂制备方法 | |
CN105669910B (zh) | 一种聚羧酸系水泥助磨剂及制备方法 | |
AU2008290631A1 (en) | A liquid admixture composition | |
CN103965416B (zh) | 构件用早强型聚羧酸系减水剂及其制备方法 | |
CN109970922A (zh) | 一种减缩型早强型聚羧酸减水剂母液及制备工艺 | |
CN114195421A (zh) | 一种用于机制砂混凝土的聚羧酸外加剂制备方法 | |
CN105175740B (zh) | 一种高和易性酯类聚羧酸减水剂的制备方法 | |
CN107936190B (zh) | 高减水保坍型聚羧酸减水剂的四滴加法制备方法 | |
CN106632884A (zh) | 一种聚羧酸减水剂的制备方法 | |
CN107903360B (zh) | 抗吸附型聚羧酸减水剂的造气阻隔制备方法 | |
CN106046268A (zh) | 一种由异丁烯醇聚氧乙烯醚和不饱和磷酸酯以及不饱和酸制备的减水剂 | |
CN112759723A (zh) | 一种水泥助磨剂及其制备方法 | |
CN105036596B (zh) | 一种低温合成聚羧酸减水剂及其制备方法 | |
CN111349199B (zh) | 一种具有核壳结构的稳态聚羧酸超塑化剂及其制备方法 | |
CN109265621A (zh) | 一种高保坍早强型聚羧酸高性能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 | |
CN114014999A (zh) | 一种六碳聚醚制备聚羧酸减水剂的方法及聚羧酸减水剂 | |
CN109704619B (zh) | 一种氨基磺酸盐高效减水剂及其制备工艺 | |
CN109180876A (zh) | 一种降粘型聚羧酸减水剂的制备方法 | |
CN105037647A (zh) | 一种聚羧酸外加剂的制备方法 | |
CN108892756B (zh) | 一种基于3000分子量聚醚的高适应型聚羧酸减水剂的制备方法 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180413 Assignee: Yunnan Goudeli Biotechnology Co.,Ltd. Assignor: HUBEI University OF TECHNOLOGY Contract record no.: X2023420000081 Denomination of invention: Preparation Method for Gas Generation Barrier of Anti adsorption Polycarboxylic Acid Water Reducing Agent Granted publication date: 20191011 License type: Common License Record date: 20230427 Application publication date: 20180413 Assignee: Yunnan Benyi Lanche Environmental Protection Technology Co.,Ltd. Assignor: HUBEI University OF TECHNOLOGY Contract record no.: X2023420000080 Denomination of invention: Preparation Method for Gas Generation Barrier of Anti adsorption Polycarboxylic Acid Water Reducing Agent Granted publication date: 20191011 License type: Common License Record date: 20230427 Application publication date: 20180413 Assignee: Yunnan Weiqiang An Biotechnology Co.,Ltd. Assignor: HUBEI University OF TECHNOLOGY Contract record no.: X2023420000079 Denomination of invention: Preparation Method for Gas Generation Barrier of Anti adsorption Polycarboxylic Acid Water Reducing Agent Granted publication date: 20191011 License type: Common License Record date: 20230427 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20180413 Assignee: Hubei Jialan Construction Engineering Co.,Ltd. Assignor: HUBEI University OF TECHNOLOGY Contract record no.: X2023420000112 Denomination of invention: Preparation Method for Gas Generation Barrier of Anti adsorption Polycarboxylic Acid Water Reducing Agent Granted publication date: 20191011 License type: Common License Record date: 20230518 |