CN107935443B - 一种改性混凝土减水剂及其制备方法 - Google Patents
一种改性混凝土减水剂及其制备方法 Download PDFInfo
- Publication number
- CN107935443B CN107935443B CN201711336306.4A CN201711336306A CN107935443B CN 107935443 B CN107935443 B CN 107935443B CN 201711336306 A CN201711336306 A CN 201711336306A CN 107935443 B CN107935443 B CN 107935443B
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- CN
- China
- Prior art keywords
- naphthalene sulfonate
- wastewater
- parts
- sodium naphthalene
- modified
- 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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Classifications
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- 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
- 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
- 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)
- Ceramic Engineering (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711336306.4A CN107935443B (zh) | 2017-12-14 | 2017-12-14 | 一种改性混凝土减水剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711336306.4A CN107935443B (zh) | 2017-12-14 | 2017-12-14 | 一种改性混凝土减水剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107935443A CN107935443A (zh) | 2018-04-20 |
CN107935443B true CN107935443B (zh) | 2020-04-28 |
Family
ID=61943190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711336306.4A Active CN107935443B (zh) | 2017-12-14 | 2017-12-14 | 一种改性混凝土减水剂及其制备方法 |
Country Status (1)
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CN (1) | CN107935443B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI20185381A1 (en) * | 2018-04-23 | 2019-10-24 | Welmu Int Oy | POLYMER COMPOSITION, PROCEDURE RELATED TO IT AND USE THEREOF |
CN109650771B (zh) * | 2019-01-04 | 2021-06-01 | 重庆南两高速公路建设有限公司 | 一种减缩抗裂增强剂、c50机制砂混凝土及制备方法 |
CN110395933A (zh) * | 2019-07-16 | 2019-11-01 | 江苏博思通新材料有限公司 | 一种混凝土用改性减水剂 |
CN112521043B (zh) * | 2020-12-15 | 2022-04-19 | 金昌市润为化建有限责任公司 | 一种混凝土改性减水剂及其制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104448166A (zh) * | 2014-11-21 | 2015-03-25 | 萧县鑫固混凝土外加剂有限公司 | 一种改性聚羧酸减水剂及其制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130231415A1 (en) * | 2012-03-05 | 2013-09-05 | Ruetgers Polymers Ltd. | Slump Retaining and Dispersing Agent for Hydraulic Compositions |
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2017
- 2017-12-14 CN CN201711336306.4A patent/CN107935443B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104448166A (zh) * | 2014-11-21 | 2015-03-25 | 萧县鑫固混凝土外加剂有限公司 | 一种改性聚羧酸减水剂及其制备方法 |
Also Published As
Publication number | Publication date |
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CN107935443A (zh) | 2018-04-20 |
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The invention relates to a modified concrete water reducing agent and a preparation method thereof Effective date of registration: 20210806 Granted publication date: 20200428 Pledgee: Bank of Rizhao Co.,Ltd. Juxian sub branch Pledgor: RIZHAO FEM NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980007367 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20221130 Granted publication date: 20200428 Pledgee: Bank of Rizhao Co.,Ltd. Juxian sub branch Pledgor: RIZHAO FEM NEW MATERIAL TECHNOLOGY CO.,LTD. Registration number: Y2021980007367 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |