C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 35/634 (2006.01) C04B 33/04 (2006.01)
Patent
CA 2615234
The invention relates to the use of homopolymers or copolymers of (meth)acrylic acid or copolymers of C3-C40 monoolefins with ethylenically unsaturated C4-C6 dicarboxylic acid anhydrides as additives in ceramic materials, especially in clay, in order to produce ceramic construction materials, such as bricks and roofing tiles as well as ceramic materials containing said additives.
La présente invention concerne l'utilisation d'homopolymères ou de copolymères de l'acide (méth)acrylique ou de copolymères de mono-oléfines C3-C40 avec des anhydrides de l'acide dicarboxylique C4-C6 éthyléniquement insaturés comme additifs dans des matières céramiques, en particulier dans l'argile ou la glaise pour produire de la céramique de bâtiment, notamment des briques et des tuiles. L'invention concerne également des matières céramiques contenant ces additifs.
Becker Stefan
Brodt Gregor
Goetz Thomas
Guzmann Marcus
Pakusch Joachim
Basf Aktiengesellschaft
Borden Ladner Gervais Llp
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