DE3270162D1 - Water retention agents for gypsum plaster and method for their manufacture - Google Patents

Water retention agents for gypsum plaster and method for their manufacture

Info

Publication number
DE3270162D1
DE3270162D1 DE8282402092T DE3270162T DE3270162D1 DE 3270162 D1 DE3270162 D1 DE 3270162D1 DE 8282402092 T DE8282402092 T DE 8282402092T DE 3270162 T DE3270162 T DE 3270162T DE 3270162 D1 DE3270162 D1 DE 3270162D1
Authority
DE
Germany
Prior art keywords
manufacture
retention agents
water retention
gypsum plaster
polymer
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.)
Expired
Application number
DE8282402092T
Other languages
German (de)
English (en)
Inventor
Claude-Lise Cretenot
Alain Vigouroux
Bernard Wiegert
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.)
Norsolor SA
Original Assignee
Norsolor SA
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 Norsolor SA filed Critical Norsolor SA
Application granted granted Critical
Publication of DE3270162D1 publication Critical patent/DE3270162D1/de
Expired 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
    • 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
    • C04B24/2641—Polyacrylates; Polymethacrylates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Materials For Medical Uses (AREA)
DE8282402092T 1981-11-20 1982-11-17 Water retention agents for gypsum plaster and method for their manufacture Expired DE3270162D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8121731A FR2516913B1 (fr) 1981-11-20 1981-11-20 Agents de retention d'eau pour platres et un procede pour leur fabrication

Publications (1)

Publication Number Publication Date
DE3270162D1 true DE3270162D1 (en) 1986-04-30

Family

ID=9264192

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282402092T Expired DE3270162D1 (en) 1981-11-20 1982-11-17 Water retention agents for gypsum plaster and method for their manufacture

Country Status (6)

Country Link
EP (1) EP0079840B1 (enExample)
JP (1) JPS5895635A (enExample)
AT (1) ATE18755T1 (enExample)
DE (1) DE3270162D1 (enExample)
FR (1) FR2516913B1 (enExample)
GR (1) GR78401B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6465595B1 (en) * 2000-03-13 2002-10-15 Dainichiseika Color & Chemicals Mfg. Co., Ltd. Potentially hydrophilic resins and compositions comprising the same
DE1136508T1 (de) * 2000-03-22 2002-04-18 Sika Ag, Vormals Kaspar Winkler & Co Zementmischung mit verlängerter Verarbeitungszeit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614998A (en) * 1949-09-19 1952-10-21 Phillips Petroleum Co Low water-loss cement slurry
US3121702A (en) * 1959-09-09 1964-02-18 American Cyanamid Co Calcium sulfate plasters containing alkyl acrylate copolymers
US3197428A (en) * 1961-10-13 1965-07-27 American Cyanamid Co Composition comprising cement and a copolymer containing carboxylate and alcohol groups
DE2538723C2 (de) * 1975-08-30 1982-12-23 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von 1-Aminobenzol-4- und -5-β-sulfatoäthylsulfon-2-sulfonsäure und der entsprechenden Hydroxyäthylsulfon-und Vinylsulfonverbindungen
FR2439757A1 (fr) * 1978-10-23 1980-05-23 Protex Manuf Prod Chimiq Retardateurs de prise pour compositions a base de platre de gypse ou anhydride

Also Published As

Publication number Publication date
EP0079840B1 (fr) 1986-03-26
FR2516913A1 (fr) 1983-05-27
ATE18755T1 (de) 1986-04-15
EP0079840A1 (fr) 1983-05-25
JPS5895635A (ja) 1983-06-07
GR78401B (enExample) 1984-09-17
FR2516913B1 (fr) 1985-11-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee