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FI810405A7 - Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla. - Google Patents

Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla. Download PDF

Info

Publication number
FI810405A7
FI810405A7 FI810405A FI810405A FI810405A7 FI 810405 A7 FI810405 A7 FI 810405A7 FI 810405 A FI810405 A FI 810405A FI 810405 A FI810405 A FI 810405A FI 810405 A7 FI810405 A7 FI 810405A7
Authority
FI
Finland
Prior art keywords
lignosulfonate
liquefying
softening
portland cement
cement mixtures
Prior art date
Application number
FI810405A
Other languages
English (en)
Swedish (sv)
Other versions
FI810405L (fi
Inventor
Bengt Forss
Heikki Johannes Ahonen
Original Assignee
Flowcon Oy
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 Flowcon Oy filed Critical Flowcon Oy
Priority to FI810405A priority Critical patent/FI810405A7/fi
Priority to CA000377262A priority patent/CA1161071A/en
Priority to FI812864A priority patent/FI812864L/fi
Priority to NO820309A priority patent/NO820309L/no
Priority to GB8203285A priority patent/GB2092564A/en
Priority to DE19823204326 priority patent/DE3204326A1/de
Priority to DK55882A priority patent/DK55882A/da
Priority to FR8202190A priority patent/FR2499549A1/fr
Priority to SE8200820A priority patent/SE8200820L/
Publication of FI810405L publication Critical patent/FI810405L/fi
Publication of FI810405A7 publication Critical patent/FI810405A7/fi

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
FI810405A 1981-02-11 1981-02-11 Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla. FI810405A7 (fi)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI810405A FI810405A7 (fi) 1981-02-11 1981-02-11 Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla.
CA000377262A CA1161071A (en) 1981-02-11 1981-05-11 Method for lowering the viscosity of and liquefying portland cement mixes by means of lignosulfonate
FI812864A FI812864L (fi) 1981-02-11 1981-09-14 Hydrauliskt cement
NO820309A NO820309L (no) 1981-02-11 1982-02-02 Fremgangsmaate for aa senke viskositeten og gjoere portlandsementblandinger flytende
GB8203285A GB2092564A (en) 1981-02-11 1982-02-05 Lowering the viscosity of or liquefying Portland cement mixes
DE19823204326 DE3204326A1 (de) 1981-02-11 1982-02-09 Verfahren zur herabsetzung der viskositaet bzw. zur verfluessigung einer portlandzement-mischung, insbesondere eines betons
DK55882A DK55882A (da) 1981-02-11 1982-02-10 Fremgangsmaade til at saenke viskositeten og flydendegoere portlandcementblandinger ved hjaelp af lignosulfonat
FR8202190A FR2499549A1 (fr) 1981-02-11 1982-02-10 Procede permettant, au moyen d'un lignosulfonate, d'abaisser la viscosite de melanges de ciments de portland et de les fluidifier
SE8200820A SE8200820L (sv) 1981-02-11 1982-02-11 Forfarande att medelst lignosulfonat plasticera portlandscementblandningar och bringa desamma i flytform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI810405A FI810405A7 (fi) 1981-02-11 1981-02-11 Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla.

Publications (2)

Publication Number Publication Date
FI810405L FI810405L (fi) 1982-08-12
FI810405A7 true FI810405A7 (fi) 1982-08-12

Family

ID=8514121

Family Applications (1)

Application Number Title Priority Date Filing Date
FI810405A FI810405A7 (fi) 1981-02-11 1981-02-11 Menetelmä portlandsementtiseosten notkistamiseksi ja/tai nesteyttämiseksi lignosulfonaatin avulla.

Country Status (8)

Country Link
CA (1) CA1161071A (fi)
DE (1) DE3204326A1 (fi)
DK (1) DK55882A (fi)
FI (1) FI810405A7 (fi)
FR (1) FR2499549A1 (fi)
GB (1) GB2092564A (fi)
NO (1) NO820309L (fi)
SE (1) SE8200820L (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4218183A1 (de) * 1992-06-02 1993-12-09 Bayer Ag Verbesserte mineralische Baustoffe mit Zusatzmitteln
US6238475B1 (en) 1999-04-21 2001-05-29 Lignotech Usa, Inc. Ammoxidized lignosulfonate cement dispersant
WO2001036344A2 (en) * 1999-11-04 2001-05-25 Lignotech Usa, Inc. Low retarding, high fluidity producing lignin dispersant for concrete

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2141570A (en) * 1935-07-24 1938-12-27 Dewey And Almy Chem Comp Concrete and hydraulic cement
FR901349A (fr) * 1942-12-09 1945-07-24 Sika Holding A G Procédé pour améliorer les propriétés physiques des liants inorganiques du mortier et du béton
US2435594A (en) * 1945-10-20 1948-02-10 Master Builders Co Hydraulic cement composition

Also Published As

Publication number Publication date
SE8200820L (sv) 1982-08-12
DK55882A (da) 1982-08-12
DE3204326A1 (de) 1982-09-02
FI810405L (fi) 1982-08-12
GB2092564A (en) 1982-08-18
FR2499549A1 (fr) 1982-08-13
CA1161071A (en) 1984-01-24
NO820309L (no) 1982-08-12

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Legal Events

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Owner name: FLOWCON OY