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FR2186443A1 - Plaster setting retardant - contg glyoxal and other retardants - Google Patents

Plaster setting retardant - contg glyoxal and other retardants

Info

Publication number
FR2186443A1
FR2186443A1 FR7320012A FR7320012A FR2186443A1 FR 2186443 A1 FR2186443 A1 FR 2186443A1 FR 7320012 A FR7320012 A FR 7320012A FR 7320012 A FR7320012 A FR 7320012A FR 2186443 A1 FR2186443 A1 FR 2186443A1
Authority
FR
France
Prior art keywords
glyoxal
contg
retardants
retardant
setting retardant
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7320012A
Other languages
French (fr)
Other versions
FR2186443B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Publication of FR2186443A1 publication Critical patent/FR2186443A1/en
Application granted granted Critical
Publication of FR2186443B1 publication Critical patent/FR2186443B1/fr
Granted legal-status Critical Current

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
    • C04B28/14—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
    • C04B2103/22—Set retarders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Abstract

The retardant, contg. glyoxal and (in)org. substances, is used in amts. of 0.1% to prolong the settling time of plaster, by >=10 mins. The retardant pref. comprises 5 pt. glyoxal (80%), 3 pt. tartaric acid and 2 pt. malic acid, and also 10 pt. of an inert filler.
FR7320012A 1972-06-02 1973-06-01 Plaster setting retardant - contg glyoxal and other retardants Granted FR2186443A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2226943A DE2226943C3 (en) 1972-06-02 1972-06-02 Setting retarder for plaster of paris

Publications (2)

Publication Number Publication Date
FR2186443A1 true FR2186443A1 (en) 1974-01-11
FR2186443B1 FR2186443B1 (en) 1976-07-23

Family

ID=5846660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7320012A Granted FR2186443A1 (en) 1972-06-02 1973-06-01 Plaster setting retardant - contg glyoxal and other retardants

Country Status (5)

Country Link
AT (1) AT328359B (en)
BE (1) BE800330A (en)
CH (1) CH574372A5 (en)
DE (1) DE2226943C3 (en)
FR (1) FR2186443A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2234240A1 (en) * 1973-06-22 1975-01-17 Boehringer Sohn Ingelheim

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841488A1 (en) * 1978-09-23 1980-04-03 Hoechst Ag PROCESS FOR THE PREPARATION OF Aqueous CALCIUM SULFATE SEMI-HYDRATE SUSPENSIONS AND THEIR USE
DE102004040879B3 (en) 2004-08-24 2006-05-04 Bk Giulini Gmbh Use of a composition for setting retardation of gypsum and gypsum preparations and compositions containing this composition
EP3109218A1 (en) 2015-06-23 2016-12-28 Jungbunzlauer International AG Setting retarder for gypsum

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2234240A1 (en) * 1973-06-22 1975-01-17 Boehringer Sohn Ingelheim

Also Published As

Publication number Publication date
BE800330A (en) 1973-11-30
CH574372A5 (en) 1976-04-15
DE2226943C3 (en) 1978-11-09
AT328359B (en) 1976-03-25
ATA475473A (en) 1975-05-15
DE2226943A1 (en) 1973-12-20
FR2186443B1 (en) 1976-07-23
DE2226943B2 (en) 1978-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse