CN109320707B - 一种超支化型公路混凝土缓凝剂及其制备方法及应用 - Google Patents
一种超支化型公路混凝土缓凝剂及其制备方法及应用 Download PDFInfo
- Publication number
- CN109320707B CN109320707B CN201811180906.0A CN201811180906A CN109320707B CN 109320707 B CN109320707 B CN 109320707B CN 201811180906 A CN201811180906 A CN 201811180906A CN 109320707 B CN109320707 B CN 109320707B
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- CN
- China
- Prior art keywords
- hyperbranched
- retarder
- cement
- molar ratio
- concrete
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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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
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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
- 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
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/685—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen
- C08G63/6854—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen derived from polycarboxylic acids and polyhydroxy compounds
-
- 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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
-
- 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
- C04B2103/20—Retarders
- C04B2103/22—Set retarders
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)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811180906.0A CN109320707B (zh) | 2018-10-11 | 2018-10-11 | 一种超支化型公路混凝土缓凝剂及其制备方法及应用 |
Applications Claiming Priority (1)
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CN201811180906.0A CN109320707B (zh) | 2018-10-11 | 2018-10-11 | 一种超支化型公路混凝土缓凝剂及其制备方法及应用 |
Publications (2)
Publication Number | Publication Date |
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CN109320707A CN109320707A (zh) | 2019-02-12 |
CN109320707B true CN109320707B (zh) | 2020-11-03 |
Family
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Family Applications (1)
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CN201811180906.0A Active CN109320707B (zh) | 2018-10-11 | 2018-10-11 | 一种超支化型公路混凝土缓凝剂及其制备方法及应用 |
Country Status (1)
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CN (1) | CN109320707B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114395125A (zh) * | 2021-12-30 | 2022-04-26 | 江苏超力建材科技有限公司 | 一种含氟超支化聚合物降粘剂及其制备方法和应用 |
CN114988750B (zh) * | 2022-05-30 | 2023-03-21 | 浙江振鑫新材料科技有限公司 | 一种缓凝水泥混合料及其制备方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101138669B1 (ko) * | 2011-08-31 | 2012-04-25 | (주)제이엔티아이엔씨 | 교면 포장용 폴리머 개질 콘크리트 조성물 및 이를 이용한 교면 포장 공법 |
CN106854452A (zh) * | 2016-12-28 | 2017-06-16 | 江苏超力建材科技有限公司 | 一种含超支化结构的沥青路面填缝胶及其制备方法 |
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2018
- 2018-10-11 CN CN201811180906.0A patent/CN109320707B/zh active Active
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Publication number | Publication date |
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CN109320707A (zh) | 2019-02-12 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A hyperbranched highway concrete retarder and its preparation method and Application Effective date of registration: 20210128 Granted publication date: 20201103 Pledgee: Xuzhou Productivity Promotion Center Pledgor: JIANGSU CHAOLI BUILDING MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980000819 |
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PC01 | Cancellation 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: 20230608 Granted publication date: 20201103 Pledgee: Xuzhou Productivity Promotion Center Pledgor: JIANGSU CHAOLI BUILDING MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980000819 |