CN1031049C - 混凝土的高效减水外加剂 - Google Patents
混凝土的高效减水外加剂 Download PDFInfo
- Publication number
- CN1031049C CN1031049C CN89101059A CN89101059A CN1031049C CN 1031049 C CN1031049 C CN 1031049C CN 89101059 A CN89101059 A CN 89101059A CN 89101059 A CN89101059 A CN 89101059A CN 1031049 C CN1031049 C CN 1031049C
- Authority
- CN
- China
- Prior art keywords
- admixture
- concrete
- cement
- cement dispersants
- dry
- 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.)
- Expired - Fee Related
Links
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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00034—Physico-chemical characteristics of the mixtures
- C04B2111/00068—Mortar or concrete mixtures with an unusual water/cement ratio
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S106/00—Compositions: coating or plastic
- Y10S106/01—Fly ash
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
水泥分散剂(A) | 非离子表面活性剂(B) | 混凝土各项性能数据 | |||||||||
种类 | 用量*(×%) | 种类 | 渗透能力(秒) | 用量*(×%) | 单位用水量(Kg/m3) | Vc值(秒) | 气体含量(%) | 抗压强度(Kgf/cm2) | |||
即刻 | 3小时后 | 28天 | 91天 | ||||||||
实例1 | L | 0.55 | b | 17 | 0.03 | 85 | 20.5 | 29.6 | 1.4 | 135 | 239 |
2 | L | 0.55 | d | 18 | 0.03 | 85 | 21.0 | 29.8 | 1.4 | 137 | 241 |
3 | L | 0.25 | d | 18 | 0.01 | 90 | 20.1 | 34.5 | 1.3 | 111 | 199 |
4 | G | 0.15 | d | 18 | 0.03 | 85 | 20.8 | 30.9 | 1.5 | 126 | 218 |
5 | P | 0.10 | d | 18 | 0.03 | 85 | 20.2 | 31.2 | 1.6 | 127 | 211 |
对比例1 | L | 0.25 | - | - | - | 95 | 21.0 | 38.9 | 1.3 | 96 | 169 |
2 | L | 0.40 | - | - | - | 90 | 21.5 | 45.3 | 1.5 | 101 | 175 |
3 | L | 0.55 | - | - | - | 85 | 21.1 | 43.0 | 1.6 | 107 | 186 |
4 | L | 0.80 | - | - | - | 85 | 21.0 | 48.3 | 2.5 | 94 | 163 |
5 | - | - | d | 18 | 0.01 | 95 | 21.9 | 37.4 | 1.4 | 95 | 169 |
6 | - | - | d | 18 | 0.03 | 90 | 21.6 | 36.4 | 1.6 | 96 | 167 |
7 | - | - | d | 18 | 0.05 | 90 | 21.2 | 39.9 | 2.6 | 85 | 153 |
8 | G | 0.15 | - | - | - | 85 | 20.3 | 45.2 | 1.3 | 108 | 180 |
9 | P | 0.10 | - | - | - | 85 | 21.4 | 47.3 | 1.5 | 105 | 183 |
实例6 | L | 0.55 | a | 60+ | 0.03 | 85 | 21.3 | 35.8 | 1.6 | 109 | 184 |
实例7 | L | 0.55 | c | 60+ | 0.03 | 85 | 21.2 | 38.1 | 1.5 | 107 | 185 |
实例 | 水泥分散剂 | 表面活性剂 | Vo值差(秒)3小时-即刻 | 抗压强度比(%) | 对抗压强度的影响 | |||
种类 | 用量 | 种类 | 用量 | 28天 | 91天 | |||
(1)仅用非离子表面活性剂 | ||||||||
对比例5 | - | - | d | 0.01 | 15.5 | 99* | 100* | 仅用d没有改进 |
6 | - | - | d | 0.03 | 14.8 | 100* | 99* | 同上 |
7 | - | - | d | 0.05 | 18.7 | 88* | 91* | 同上 |
*与对比例1值(100计)的比值(2)用木质磺酸盐基水泥分散剂(L) | ||||||||
对比例1 | L | 0.25 | - | - | 17.9 | 100 | 100 | 标准产品(正常用量) |
2 | L | 0.40 | - | - | 23.8 | 105 | 104 | 仅增加L没有效果 |
3 | L | 0.55 | - | - | 21.9 | 111(100) | 110(100) | 增加L效果甚小(以下以此为标准) |
4 | L | 0.80 | - | - | 27.3 | 98 | 96 | L过量 效果不好 |
实例6 | L | 0.55 | a | 0.03 | 14.5 | 113(102) | 119(108) | L和a配合 无效 |
7 | L | 0.55 | o | 0.03 | 16.9 | 111(100) | 109(99) | L和c配合 无效 |
1 | L | 0.55 | b | 0.03 | 9.1 | 140(126) | 141(127) | L和b配合 有效 |
3 | L | 0.25 | d | 0.01 | 14.4 | 116 | 118 | L和d配合 有效 |
2 | L | 0.55 | d | 0.03 | 8.8 | 143(129) | 143(130) | L和d配合 效果显著 |
括号()内的值为与对比例3值(100计)的比值(3)用氧化羧酸盐基水泥分散剂(G) | ||||||||
对比例8 | G | 0.15 | - | - | 24.9 | 100 | 100 | 标准产品 |
实例4 | 0 | 0.15 | d | 0.03 | 10.1 | 117 | 121 | 与d配合有效 |
(4)用聚羧酸盐基水泥分散剂(P) | ||||||||
对比例9 | P | 0.10 | - | - | 25.9 | 100 | 100 | 标准产品 |
实例5 | P | 0.10 | d | 0.03 | 11.0 | 121 | 115 | 与d配合有效 |
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63008387A JPH01188449A (ja) | 1988-01-20 | 1988-01-20 | 超硬練りコンクリート用の混和剤 |
JP8387/88 | 1988-01-20 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN94108661A Division CN1041711C (zh) | 1988-01-20 | 1994-08-31 | 超干拌混凝土及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1035485A CN1035485A (zh) | 1989-09-13 |
CN1031049C true CN1031049C (zh) | 1996-02-21 |
Family
ID=11691797
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN89101059A Expired - Fee Related CN1031049C (zh) | 1988-01-20 | 1989-01-19 | 混凝土的高效减水外加剂 |
CN94108661A Expired - Fee Related CN1041711C (zh) | 1988-01-20 | 1994-08-31 | 超干拌混凝土及其制备方法 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN94108661A Expired - Fee Related CN1041711C (zh) | 1988-01-20 | 1994-08-31 | 超干拌混凝土及其制备方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5085708A (zh) |
JP (1) | JPH01188449A (zh) |
CN (2) | CN1031049C (zh) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2661670B1 (fr) * | 1990-05-04 | 1993-07-30 | Francais Ciments | Adjuvant pour coulis mortier ou beton de ciment. |
US5681386A (en) * | 1991-01-08 | 1997-10-28 | Mbt Holding Ag | Method for blending of admixtures in a sprayed concrete mass and agent for application of the method |
CH686780A5 (de) * | 1992-07-22 | 1996-06-28 | Sandoz Ag | Fliessfaehige Zementmischungen. |
EP0658151B1 (en) * | 1992-09-01 | 1997-05-14 | W.R. Grace & Co.-Conn. | Hydraulic cement bughole-reducing admixtures and method for using same |
DE69633329T2 (de) * | 1995-03-06 | 2005-09-15 | W.R. Grace & Co.-Conn. | Zement zusammensetzungen |
US5654352A (en) * | 1995-05-16 | 1997-08-05 | Maxflow Environmental Corp. | Air-entraining agent and method of producing same |
US5703174A (en) * | 1995-06-21 | 1997-12-30 | W. R. Grace & Co.-Conn. | Air controlling superplasticizers |
JP4607322B2 (ja) | 1998-08-14 | 2011-01-05 | コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー | 高ポゾランセメント混合物 |
PT1104394E (pt) | 1998-08-14 | 2004-02-27 | Constr Res & Tech Gmbh | Mistura cimentosa de cura moldada |
US6310143B1 (en) | 1998-12-16 | 2001-10-30 | Mbt Holding Ag | Derivatized polycarboxylate dispersants |
US6861459B2 (en) * | 1999-07-09 | 2005-03-01 | Construction Research & Technology Gmbh | Oligomeric dispersant |
US6875801B2 (en) * | 1999-12-10 | 2005-04-05 | Construction Research & Technology Gmbh | Solubilized defoamers for cementitious compositions |
US8088842B2 (en) | 1999-12-10 | 2012-01-03 | Construction Research & Technology Gmbh | Solubilized defoamers for cementitious compositions |
US20030187100A1 (en) * | 1999-12-10 | 2003-10-02 | Mbt Holding Ag | Water soluble air controlling agents for cementitious compositions |
JP2003516301A (ja) | 1999-12-10 | 2003-05-13 | エムビーティー ホールディング アーゲー | セメント組成物のための可溶化された消泡剤 |
CN1109004C (zh) * | 2000-04-04 | 2003-05-21 | 北京市建筑材料科学研究院 | 聚羧酸系引气高效混凝土减水剂 |
CN1093095C (zh) * | 2000-11-07 | 2002-10-23 | 复旦大学 | 羧酸类接枝型高效减水剂及其合成方法 |
WO2002090286A1 (en) * | 2001-05-04 | 2002-11-14 | Alpb - Aditivos E Ligantes Para Betões, Lda. | Lignosulfonate-based plasticizer admixtures |
US6858074B2 (en) * | 2001-11-05 | 2005-02-22 | Construction Research & Technology Gmbh | High early-strength cementitious composition |
US20040211342A1 (en) * | 2003-04-25 | 2004-10-28 | Mbt Holding Ag | Rheology stabilizer for cementitious compositions |
EP2096089A1 (de) * | 2008-02-26 | 2009-09-02 | Neil Spindler | Betonzusatzmittel |
US8202363B2 (en) * | 2008-03-19 | 2012-06-19 | Momentive Specialty Chemicals Inc. | Modifier for concrete and cement formulations and methods of preparing the same |
US8404040B2 (en) | 2009-07-07 | 2013-03-26 | Momentive Specialty Chemicals Inc. | Curing or sealing compositions for concrete and cement formulations and processes for using the same |
US8277557B2 (en) * | 2009-08-07 | 2012-10-02 | Borregaard Industries Limited | Agglomerated particulate lignosulfonate |
WO2011038426A2 (en) * | 2009-09-28 | 2011-03-31 | Pieter Gideo Van Der Merwe | Additive for cementitious and dust suppression compositions |
CN102311548B (zh) * | 2011-06-09 | 2013-03-13 | 江苏博特新材料有限公司 | 梳形木质素减水剂、其制备方法及应用 |
CN105731897A (zh) * | 2016-02-04 | 2016-07-06 | 中国建筑材料科学研究总院 | 一种利用珊瑚礁石制备粗骨料的方法及其混凝土 |
CN105541236B (zh) * | 2016-02-04 | 2018-01-26 | 中国建筑材料科学研究总院 | 一种海水海砂混凝土 |
JP7272719B1 (ja) * | 2022-10-11 | 2023-05-12 | 竹本油脂株式会社 | 水硬性組成物用添加剤、その製造方法及び水硬性組成物の製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2317246A1 (fr) * | 1975-07-09 | 1977-02-04 | Sumitomo Chemical Co | Compositions de platre fluides comprenant de l'hemihydrate de gypse et un agent tensio-actif d'ester phosphorique |
JPS5659661A (en) * | 1979-10-18 | 1981-05-23 | Yoshitomi Pharmaceutical | Concrete admixing agent denaturization prevention |
JPS6042260A (ja) * | 1983-08-10 | 1985-03-06 | 山陽国策パルプ株式会社 | モルタル用混和材 |
JPS60127253A (ja) * | 1983-12-12 | 1985-07-06 | 花王株式会社 | コンクリ−ト混和剤 |
-
1988
- 1988-01-20 JP JP63008387A patent/JPH01188449A/ja active Granted
-
1989
- 1989-01-19 CN CN89101059A patent/CN1031049C/zh not_active Expired - Fee Related
-
1991
- 1991-01-24 US US07/645,386 patent/US5085708A/en not_active Expired - Fee Related
-
1994
- 1994-08-31 CN CN94108661A patent/CN1041711C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1110261A (zh) | 1995-10-18 |
US5085708A (en) | 1992-02-04 |
CN1041711C (zh) | 1999-01-20 |
JPH01188449A (ja) | 1989-07-27 |
JPH0553740B2 (zh) | 1993-08-10 |
CN1035485A (zh) | 1989-09-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1031049C (zh) | 混凝土的高效减水外加剂 | |
US6310143B1 (en) | Derivatized polycarboxylate dispersants | |
CN1041816C (zh) | 混凝土外加剂 | |
US6641661B1 (en) | High early strength cement and additives and methods for making the same | |
CN1095816C (zh) | 一种提高水泥泵送性的外加剂和改善水泥组合物泵送性的方法 | |
CN1095812C (zh) | 水泥组合物 | |
JP2002532373A5 (zh) | ||
EP0619277A1 (en) | Cement dispersant composition for inhibition of slump-loss | |
EP1200368B1 (en) | High early strength cement and additives and methods for making the same | |
CN110937839A (zh) | 一种用于再生骨料混凝土的增效剂及其制备方法 | |
CN1516683A (zh) | 夹带空气的掺合料组合物 | |
US5792252A (en) | Cement compositions and admixtures thereof | |
US4662942A (en) | Cement additives | |
CN101475670A (zh) | 一种梳形接枝共聚物水泥分散剂 | |
JPH0680456A (ja) | 流動性水硬性組成物 | |
EP0432770B1 (en) | Hydraulic composition, formed products therefrom and segregation reduction agent for hydraulic substances | |
JP3290335B2 (ja) | 水硬性組成物 | |
CN114507042A (zh) | 一种再生高强轻质混凝土及其制备方法 | |
JPH06293542A (ja) | 高流動コンクリート用混和剤 | |
JP3065482B2 (ja) | 軽量コンクリート組成物 | |
JPH11157898A (ja) | 水硬性組成物用添加剤 | |
CN114316155B (zh) | 一种树枝状早强型聚羧酸减水剂及其制备方法 | |
EP4219423A1 (en) | Ready-mix concrete or mortar, or precast concrete composition, comprising ground granulated blast furnace slag, an alkali sulfate activator and a pce type water reducing polymer | |
JP2857653B2 (ja) | 水中不分離性コンクリート組成物 | |
JP2617903B2 (ja) | セメント分散剤 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent of invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: NOVARTIS CO., LTD. TO: MBT HOLDING AG |
|
CP01 | Change in the name or title of a patent holder |
Address after: Zurich, Switzerland Patentee after: MBT HOLDING AG Address before: Basel, Switzerland Patentee before: Novartis AG |
|
C53 | Correction of patent of invention or patent application | ||
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: NOVARTIS CO., LTD. TO: MBT HOLDING AG Free format text: CORRECT: PATENTEE; FROM: SANDOZ CO., LTD. TO: NOVARTIS CO., LTD. |
|
CP02 | Change in the address of a patent holder |
Address after: Zurich, Switzerland Applicant after: MBT HOLDING AG Address before: Basel, Switzerland Applicant before: Novartis AG |
|
CP03 | Change of name, title or address |
Address after: Basel, Switzerland Patentee after: Novartis AG Address before: Basel, Switzerland Patentee before: Sandoz Ltd. |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |