FI823441A - Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet stillsatsaemnen foer betong - Google Patents

Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet stillsatsaemnen foer betong

Info

Publication number
FI823441A
FI823441A FI823441A FI823441A FI823441A FI 823441 A FI823441 A FI 823441A FI 823441 A FI823441 A FI 823441A FI 823441 A FI823441 A FI 823441A FI 823441 A FI823441 A FI 823441A
Authority
FI
Finland
Prior art keywords
foer
stillsatsaemnen
lignosulfonatbaserade
blandningar
betong
Prior art date
Application number
FI823441A
Other languages
English (en)
Other versions
FI66414B (fi
FI66414C (fi
FI823441A0 (fi
Inventor
Veli Sarkkinen
Original Assignee
Veli Sarkkinen
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 Veli Sarkkinen filed Critical Veli Sarkkinen
Priority to FI823441A priority Critical patent/FI66414C/fi
Publication of FI823441A0 publication Critical patent/FI823441A0/fi
Priority to US06/538,909 priority patent/US4488907A/en
Priority to SE8305453A priority patent/SE453095B/sv
Priority to DE3336131A priority patent/DE3336131A1/de
Priority to CA000438557A priority patent/CA1199343A/en
Publication of FI823441A publication Critical patent/FI823441A/fi
Publication of FI66414B publication Critical patent/FI66414B/fi
Application granted granted Critical
Publication of FI66414C publication Critical patent/FI66414C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • 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)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI823441A 1982-10-08 1982-10-08 Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet saosom tillsatsaemnen for betong FI66414C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI823441A FI66414C (fi) 1982-10-08 1982-10-08 Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet saosom tillsatsaemnen for betong
US06/538,909 US4488907A (en) 1982-10-08 1983-10-04 Process for the preparation of lignosulfonate-based mixtures used in particular as additives of concrete
SE8305453A SE453095B (sv) 1982-10-08 1983-10-04 Forfarande for framstellning av sockerfria lignosulfonatbaserade blandningar for anvendning speciellt som tillsats for betong
DE3336131A DE3336131A1 (de) 1982-10-08 1983-10-05 Betonverguetungsmittel aus einem gemisch auf basis von lignisulfonat und verfahren zu dessen herstellung
CA000438557A CA1199343A (en) 1982-10-08 1983-10-06 Process for the preparation of lignosulfonate-based mixtures used in particular as additives of concrete

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI823441A FI66414C (fi) 1982-10-08 1982-10-08 Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet saosom tillsatsaemnen for betong
FI823441 1982-10-08

Publications (4)

Publication Number Publication Date
FI823441A0 FI823441A0 (fi) 1982-10-08
FI823441A true FI823441A (fi) 1984-04-09
FI66414B FI66414B (fi) 1984-06-29
FI66414C FI66414C (fi) 1984-10-10

Family

ID=8516127

Family Applications (1)

Application Number Title Priority Date Filing Date
FI823441A FI66414C (fi) 1982-10-08 1982-10-08 Foerfarande foer framstaellning av lignosulfonatbaserade blandningar foer anvaendning i synnerhet saosom tillsatsaemnen for betong

Country Status (5)

Country Link
US (1) US4488907A (fi)
CA (1) CA1199343A (fi)
DE (1) DE3336131A1 (fi)
FI (1) FI66414C (fi)
SE (1) SE453095B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3730527A1 (de) * 1986-09-19 1988-03-24 Sandoz Ag Betonzusatzmittel
US5446133A (en) * 1990-09-06 1995-08-29 Lignotech Usa, Inc. Nitric acid oxidized lignosulfonates
US5169931A (en) * 1991-05-23 1992-12-08 Itt Rayonier Inc. Nitrite-oxidized lignosulfonates and method of making the same and use of these as dispersants
US20040158033A1 (en) * 2003-02-06 2004-08-12 Benson Robert A.C. Treated lignosulfonates as additives for cementitous systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297676A (en) * 1963-08-14 1967-01-10 Georgia Pacific Corp Recovery of lignosulfonates
JPS50962B1 (fi) * 1971-08-06 1975-01-14
FI60873C (fi) * 1979-05-28 1982-04-13 Tampella Oy Ab Foerfarande foer avskiljning av lignosulfonsyror och lignosulfonater genom extraktion ur avlut fraon kok av cellulosahaltigt material
FI62114C (fi) * 1979-11-05 1982-11-10 Flowcon Oy Ligninprodukt foer att goera cement och andra finfoerdelade mieralmaterial laettflytande

Also Published As

Publication number Publication date
FI66414B (fi) 1984-06-29
SE453095B (sv) 1988-01-11
DE3336131A1 (de) 1984-04-12
FI66414C (fi) 1984-10-10
FI823441A0 (fi) 1982-10-08
SE8305453D0 (sv) 1983-10-04
US4488907A (en) 1984-12-18
SE8305453L (sv) 1984-04-09
CA1199343A (en) 1986-01-14

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SARKKINEN, VELI