GB2205562B - Process for water-repellent treatment of gypsum building units - Google Patents

Process for water-repellent treatment of gypsum building units

Info

Publication number
GB2205562B
GB2205562B GB8805879A GB8805879A GB2205562B GB 2205562 B GB2205562 B GB 2205562B GB 8805879 A GB8805879 A GB 8805879A GB 8805879 A GB8805879 A GB 8805879A GB 2205562 B GB2205562 B GB 2205562B
Authority
GB
United Kingdom
Prior art keywords
water
repellent treatment
building units
gypsum building
gypsum
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 - Fee Related
Application number
GB8805879A
Other versions
GB8805879D0 (en
GB2205562A (en
Inventor
Georg Kramer
Helmut Gunther
Rainer Grohmann
Helmut Kinne
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.)
ZEMENTKOMBINAT VEB
Original Assignee
ZEMENTKOMBINAT VEB
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 ZEMENTKOMBINAT VEB filed Critical ZEMENTKOMBINAT VEB
Publication of GB8805879D0 publication Critical patent/GB8805879D0/en
Publication of GB2205562A publication Critical patent/GB2205562A/en
Application granted granted Critical
Publication of GB2205562B publication Critical patent/GB2205562B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • C04B24/08—Fats; Fatty oils; Ester type waxes; Higher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl group; Oxidised oils or fats
    • 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
    • C04B28/141—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 containing dihydrated gypsum before the final hardening step, e.g. forming a dihydrated gypsum product followed by a de- and rehydration step
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/0018—Coating or impregnating "in situ", e.g. impregnating of artificial stone by subsequent melting of a compound added to the artificial stone composition
GB8805879A 1987-03-12 1988-03-11 Process for water-repellent treatment of gypsum building units Expired - Fee Related GB2205562B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD30071887A DD258413A1 (en) 1987-03-12 1987-03-12 METHOD FOR HYDROPHOBICIZING PLASTER ELEMENTS

Publications (3)

Publication Number Publication Date
GB8805879D0 GB8805879D0 (en) 1988-04-13
GB2205562A GB2205562A (en) 1988-12-14
GB2205562B true GB2205562B (en) 1991-09-04

Family

ID=5587440

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8805879A Expired - Fee Related GB2205562B (en) 1987-03-12 1988-03-11 Process for water-repellent treatment of gypsum building units

Country Status (7)

Country Link
AT (1) ATA40688A (en)
DD (1) DD258413A1 (en)
DE (1) DE3805337A1 (en)
FI (1) FI881170A (en)
GB (1) GB2205562B (en)
NL (1) NL8800551A (en)
SE (1) SE8800885L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4035406A1 (en) * 1990-11-07 1992-05-14 Schmid Rene P METHOD FOR PROTECTING POROESIC CONSTRUCTION MATERIALS AGAINST DEALING AGENTS
CA2116483C (en) * 1994-02-25 1997-07-22 Lionel Borenstein Water-resistant gypsum compositions and emulsion for making same
CA2230024A1 (en) * 1995-08-23 1997-03-06 Henkel Kommanditgesellschaft Auf Aktien A gypsum-containing composition and its use
DE19628749B4 (en) * 1996-07-17 2007-06-14 Romonta Gmbh Hydrophobing agent and use of the same for hydrophobing a mineral material
GB9700372D0 (en) * 1997-01-06 1997-02-26 Walker Ind Holdings Limited Water resistant gypsum compositions and emulsions
DE19734302A1 (en) * 1997-08-08 1999-02-11 Fischer Artur Werke Gmbh Curable mortar
DE60229633D1 (en) 2001-06-04 2008-12-11 Walker Ind Holdings Ltd WAX EMULSION AND THIS INTEGRATED GIP COMPOSITION
DE102005035515A1 (en) 2005-07-26 2007-02-01 Sasol Wax Gmbh O / W wax dispersions and gypsum products available therefrom

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024152C2 (en) * 1980-06-27 1984-04-12 Zschimmer & Schwarz Gmbh & Co Chemische Fabriken, 5420 Lahnstein Mass for making plaster molds
DD160516A3 (en) * 1980-08-06 1983-08-17 Hans Schmidt METHOD FOR PRODUCING A HYDROPHOBIC PLASTER FOR PLASTER PANELS
DD205882A1 (en) * 1982-03-09 1984-01-11 Inst Zement Dessau BRANCH GUNS WITH WATER RESISTANT PROPERTIES

Also Published As

Publication number Publication date
SE8800885D0 (en) 1988-03-11
DE3805337A1 (en) 1988-09-22
GB8805879D0 (en) 1988-04-13
SE8800885L (en) 1988-09-13
FI881170A (en) 1988-09-13
DD258413A1 (en) 1988-07-20
ATA40688A (en) 1991-06-15
FI881170A0 (en) 1988-03-11
DE3805337C2 (en) 1990-06-28
GB2205562A (en) 1988-12-14
NL8800551A (en) 1988-10-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee