ATE212325T1 - Ligninsulfonatzusatzmittel für beton - Google Patents

Ligninsulfonatzusatzmittel für beton

Info

Publication number
ATE212325T1
ATE212325T1 AT97115059T AT97115059T ATE212325T1 AT E212325 T1 ATE212325 T1 AT E212325T1 AT 97115059 T AT97115059 T AT 97115059T AT 97115059 T AT97115059 T AT 97115059T AT E212325 T1 ATE212325 T1 AT E212325T1
Authority
AT
Austria
Prior art keywords
concrete
ligninsulphone
additives
ligninsulfonate
retarding
Prior art date
Application number
AT97115059T
Other languages
English (en)
Inventor
Theodor A Buerge
Urs Dr Maeder
Irene Dr Schober
Original Assignee
Sika Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sika Ag filed Critical Sika Ag
Application granted granted Critical
Publication of ATE212325T1 publication Critical patent/ATE212325T1/de

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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/16—Sulfur-containing compounds
    • C04B24/18—Lignin sulfonic acid or derivatives thereof, e.g. sulfite lye
    • 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
    • C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
AT97115059T 1996-11-29 1997-08-30 Ligninsulfonatzusatzmittel für beton ATE212325T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO19965105A NO314995B1 (no) 1996-11-29 1996-11-29 Ligninsulfonat betongtilsetningsstoff

Publications (1)

Publication Number Publication Date
ATE212325T1 true ATE212325T1 (de) 2002-02-15

Family

ID=19900125

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97115059T ATE212325T1 (de) 1996-11-29 1997-08-30 Ligninsulfonatzusatzmittel für beton

Country Status (9)

Country Link
EP (1) EP0845444B1 (de)
JP (1) JPH10167788A (de)
AT (1) ATE212325T1 (de)
DE (1) DE69710035T2 (de)
DK (1) DK0845444T3 (de)
ES (1) ES2168555T3 (de)
NO (1) NO314995B1 (de)
PT (1) PT845444E (de)
TR (1) TR199701454A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002090286A1 (en) 2001-05-04 2002-11-14 Alpb - Aditivos E Ligantes Para Betões, Lda. Lignosulfonate-based plasticizer admixtures
RU2247092C1 (ru) 2003-12-03 2005-02-27 Цельнер Михаил Ефимович Бетонная смесь и добавка для бетонной смеси "лигнопан б- 2"
US9309152B2 (en) * 2011-08-10 2016-04-12 Sika Technology Ag Process for drying concrete dispersants
EP2565172A1 (de) * 2011-08-30 2013-03-06 Sika Technology AG Mittelbereichswasserreduktionsmittel (MRWR) für Beton
MX372643B (es) * 2011-08-30 2020-06-15 Sika Tech Ag Reductores de agua de medio rango (mrwr) para hormigon.
CN110344042A (zh) * 2019-07-19 2019-10-18 浙江瑞浦科技有限公司 一种带肋不锈钢钢筋的表面处理方法
WO2025254140A1 (ja) * 2024-06-05 2025-12-11 株式会社クラレ 変性ポリビニルアルコールの製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906298A (en) * 1984-12-21 1990-03-06 Nippon Zeon Co., Ltd. Hydraulic cement composition
JPS61183157A (ja) * 1985-02-08 1986-08-15 花王株式会社 セメント添加剤
DE3723158A1 (de) * 1987-07-14 1989-01-26 Biedron Betonsteinstudio Zusatzmittel fuer beton
JPH0654957A (ja) * 1992-08-11 1994-03-01 Daiichi Shokai Co Ltd カード式パチンコ機
DK0604676T3 (da) * 1992-12-28 1997-07-28 Sika Ag Vandopløselige copolymerer af vinylacetat og maleaminsyrer, anvendelse heraf som fluidiseringsmidler eller "high range" vandreduktionsmidler til vandige suspensioner
JP3420274B2 (ja) * 1993-04-05 2003-06-23 ダブリュー・アール・グレース・アンド・カンパニー−コーン 流動性低下防止に優れた新規なセメント分散剤組成物

Also Published As

Publication number Publication date
NO965105L (no) 1998-06-02
NO965105D0 (no) 1996-11-29
DE69710035T2 (de) 2002-11-14
EP0845444A1 (de) 1998-06-03
PT845444E (pt) 2002-06-28
ES2168555T3 (es) 2002-06-16
JPH10167788A (ja) 1998-06-23
DK0845444T3 (da) 2002-05-06
TR199701454A2 (xx) 1998-06-22
NO314995B1 (no) 2003-06-23
DE69710035D1 (de) 2002-03-14
EP0845444B1 (de) 2002-01-23

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee