LT98082A - Gypsum retarder - Google Patents

Gypsum retarder

Info

Publication number
LT98082A
LT98082A LT98-082A LT98082A LT98082A LT 98082 A LT98082 A LT 98082A LT 98082 A LT98082 A LT 98082A LT 98082 A LT98082 A LT 98082A
Authority
LT
Lithuania
Prior art keywords
gypsum retarder
retarder
gypsum
Prior art date
Application number
LT98-082A
Other languages
Lithuanian (lt)
Other versions
LT4506B (en
Inventor
Algimantas Kazragis
Gediminas Marčiukaitis
Gintaras Jurkėnas
Original Assignee
Vilniaus Gedimino technikos universitetas
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 Vilniaus Gedimino technikos universitetas filed Critical Vilniaus Gedimino technikos universitetas
Priority to LT98-082A priority Critical patent/LT4506B/en
Publication of LT98082A publication Critical patent/LT98082A/en
Publication of LT4506B publication Critical patent/LT4506B/en

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
    • C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
    • C04B24/124—Amides
    • 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
    • C04B28/14—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 calcium sulfate cements
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/20—Retarders
    • C04B2103/24—Hardening retarders
    • 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
    • C04B2111/72—Repairing or restoring existing buildings or building materials

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)
LT98-082A 1998-06-02 1998-06-02 Gypsum retarder LT4506B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
LT98-082A LT4506B (en) 1998-06-02 1998-06-02 Gypsum retarder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LT98-082A LT4506B (en) 1998-06-02 1998-06-02 Gypsum retarder

Publications (2)

Publication Number Publication Date
LT98082A true LT98082A (en) 1998-12-28
LT4506B LT4506B (en) 1999-05-25

Family

ID=19721981

Family Applications (1)

Application Number Title Priority Date Filing Date
LT98-082A LT4506B (en) 1998-06-02 1998-06-02 Gypsum retarder

Country Status (1)

Country Link
LT (1) LT4506B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793235A (en) 1954-09-27 1957-05-21 Du Pont Recovery of glycols from polyester production

Also Published As

Publication number Publication date
LT4506B (en) 1999-05-25

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Legal Events

Date Code Title Description
MM9A Lapsed patents

Effective date: 20040602