Basf Aktiengesellschaft

Manfred Schwartz

Bernhard Dotzauer

Bertold Bechert

Wilhelm Friedrich Beckerle

Wolfgang H&uuml;mmer

Harm Wiese

Rolf Petri

Eckehardt Wistuba

Maximilian Angel

Cheng-Le Zhao

Hans-Juergen Denu

Andreas Boettcher

Kurt Wendel

Uwe Dittrich

Franz Merger

Erich Beck

Wolfgang Reich

Gerd Rehmer

Bernd Reck

Klaus Menzel

Rolf Dersch

Andreas Stange

Gernot Franzmann

Dietmar Moench

Hans-J&uuml;rgen Denu

Harutyun Hanciogullari

Volkmar Berg

Joerg Liebe

Johannes Vinke

Reinhard Baecher

Heinrich Hartman

Aqueous formulations comprising as film-forming constituent at least one copolymer P, synthesized from ethylenically unsaturated monomers M, are used for coating shaped mineral articles, the copolymer P having a glass transition temperature in the range from &minus;25 to &plus;80&deg; C. and the monomers M comprising more than 0.2% by weight and up to 5% by weight, based on their overall weight, of itaconic acid as monomer M1.

Method of coating a shaped mineral article

The invention describes a method of coating a concrete molding which comprises a) the application of at least one plastic, cement-bound mineral composition to an uncoated mineral molding wherein said plastic composition comprises at least one aqueous polymer dispersion and b) bringing about the setting of the plastic composition, wherein the aqueous polymer dispersion comprises: at least one polymer P in the form of dispersed polymer particles with a glass transition temperature of from &minus;20 to &plus;80&deg; C., the polymer containing not more than 2% by weight of copolymerized monoethylenically unsaturated monomers having an acid group.

Use of aqueous polymer dispersions for modifying mineral coatings for concrete moldings

Aqueous, film forming preparations for coating mineral shaped bodies

Aqueous polymer preparations containing pigments

Process of coating a mineral molding with an aqueous preparation comprising, as film-forming constituent, at least one polymer P

Aqueous pigmented coating compositions

Use of aqueous film-forming preparations based on copolymers of methacrylic acid alkyl esters for coating mineral shaped bodies

The present invention relates to a process for coating mineral moldings with film-forming aqueous formulations in which in succession at least one 1st formulation comprising at least one copolymer P1 as binder and at least one inorganic pigment is applied to the mineral molding and, if desired, is dried and then at least one 2nd formulation comprising at least one copolymer P2 as binder and, if desired, inorganic pigment is applied, the copolymers P1 and P2 each being composed of monomers A, B and, if desired, C, wherein identical monomers A and B are selected in each case for the copolymers P1 and P2 and the 1st. formulation has a pigment volume concentration which is greater by at least 10 than that of the 2nd formulation, and to a composition of said 1st and 2nd formulations and to the use of said 1st and 2nd formulations for coating mineral moldings.

Coating mineral moldings

Radiation-curable preparations comprise at least one polymer which has ethylenically unsaturated double bonds and are used for the coating of mineral moldings. A process for coating mineral moldings, and also mineral moldings which have a coating cured by radiation, are also described.

Coating of mineral moldings with radiation-curable preparations

Aqueous dispersions of polymers which have a high glass transition temperature and a low average molecular weight and contain a specific amount of methacrylic acid as polymerized units are suitable, in liquid or dried form, as additives for improving the flow behavior of cement-containing mineral building materials having binding properties.

Aqueous polymer dispersions

The invention relates to an aqueous polymer dispersion which may optionally contain mineral additives and/or pigments and which essentially consists of a mixture of

Aqueous polymer dispersions containing organic compounds having

The invention relates to compounds containing carbonate groups and carbonyl groups and having the general formula ##STR1## in which R stands for a C.sub.1 -C.sub.4 -alkyl radical, an aryl radical, or a radical R.sup.1, where

Compounds containing carbonate groups and carbonyl groups and the

Precast concrete which is coated with a copolymer A with a glass transition temperature of rom -25.degree. to +30.degree. C. and composed of

Polymer-coated precast concrete

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Ludwigshafen, Germany

Manfred Schwartz