DK0845444T3 - Forbedrede ligninsulfonatadditiver til beton - Google Patents

Forbedrede ligninsulfonatadditiver til beton

Info

Publication number
DK0845444T3
DK0845444T3 DK97115059T DK97115059T DK0845444T3 DK 0845444 T3 DK0845444 T3 DK 0845444T3 DK 97115059 T DK97115059 T DK 97115059T DK 97115059 T DK97115059 T DK 97115059T DK 0845444 T3 DK0845444 T3 DK 0845444T3
Authority
DK
Denmark
Prior art keywords
concrete
lignin sulfonate
sulfonate additives
improved lignin
additives
Prior art date
Application number
DK97115059T
Other languages
English (en)
Inventor
Theodor A Buerge
Dr Maeder Urs
Dr Schober Irene
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 DK0845444T3 publication Critical patent/DK0845444T3/da

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
DK97115059T 1996-11-29 1997-08-30 Forbedrede ligninsulfonatadditiver til beton DK0845444T3 (da)

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
DK0845444T3 true DK0845444T3 (da) 2002-05-06

Family

ID=19900125

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97115059T DK0845444T3 (da) 1996-11-29 1997-08-30 Forbedrede ligninsulfonatadditiver til beton

Country Status (9)

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

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"
ES2611927T3 (es) * 2011-08-10 2017-05-11 Sika Technology Ag Proceso para el secado de dispersantes del hormigón
EP2565172A1 (en) * 2011-08-30 2013-03-06 Sika Technology AG Mid-range water reducers (MRWR) for concretes
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
TW202604984A (zh) * 2024-06-05 2026-02-01 日商可樂麗股份有限公司 改質聚乙烯醇之製造方法

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
DE604676T1 (de) * 1992-12-28 1995-03-16 Sika Ag Wasserlösliche Vinylacetat/Maleinsäurehalbamid-Copolymere und ihre Verwendung als Verflüssiger oder Wasserreduziermittel für wässrige Dispersionen.
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
EP0845444A1 (en) 1998-06-03
NO965105L (no) 1998-06-02
DE69710035D1 (de) 2002-03-14
ATE212325T1 (de) 2002-02-15
ES2168555T3 (es) 2002-06-16
NO314995B1 (no) 2003-06-23
TR199701454A2 (xx) 1998-06-22
EP0845444B1 (en) 2002-01-23
PT845444E (pt) 2002-06-28
JPH10167788A (ja) 1998-06-23
NO965105D0 (no) 1996-11-29
DE69710035T2 (de) 2002-11-14

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