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US 2019/0375686 A1Published application
Batch for producing an unshaped refractory ceramic product, method for producing an unshaped refractory ceramic product, and an unshaped refractory ceramic product produced thereby
AssigneeRefractory Intellectual Property GmbH & Co. KG
InventorRonald Lanzenberger
Life of this patent
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Abstract
The invention relates to a batch for producing an unshaped refractory ceramic product, to a method for producing an unshaped refractory ceramic product, and to an unshaped refractory ceramic product produced by the method.
Claims11
A batch for producing an unshaped refractory ceramic product which has the following features:
- 1.1 the batch comprises the following components:
- 1.1.1 at least 60 mass % of a main component in the form of at least one raw material based on magnesia;
- 1.1.2 a component in the form of at least one chemically modified starch ether;
- and
- 1.1.3 a component in the form of at least one water-soluble chemical binder;
- 1.2 the batch comprises the following substances in the following mass proportions:
- 1.2.1 less than 10 mass % calcium oxide;
- and
- 1.2.2 less than 10 mass % carbon.
6 more elements
A method for producing an unshaped refractory ceramic product comprising the following steps:
- 10.1 providing a batch, the batch comprises:
- at least 60 mass % of a main component in the form of at least one raw material based on magnesia;
- a component in the form of at least one chemically modified starch ether;
- and
- a component in the form of at least one water-soluble chemical binder,
- wherein the batch comprises the following substances in the following mass proportions:
- less than 10 mass % calcium oxide;
- and
- less than 10 mass % carbon;
- 10.2 mixing the batch with water;
- 10.3 applying the batch mixed with water to a surface;
- and
- 10.4 firing the batch applied to the surface to form an unshaped refractory ceramic product.
10 more elements
An unshaped refractory ceramic product produced by a method, the method comprising:
- 11.1 providing a batch, the batch comprises:
- at least 60 mass % of a main component in the form of at least one raw material based on magnesia;
- a component in the form of at least one chemically modified starch ether;
- and
- a component in the form of at least one water-soluble chemical binder,
- wherein the batch comprises the following substances in the following mass proportions:
- less than 10 mass % calcium oxide;
- and
- less than 10 mass % carbon;
- 11.2 mixing the batch with water;
- 11.3 applying the batch mixed with water to a surface;
- and
- 11.4 firing the batch applied to the surface to form an unshaped refractory ceramic product.
10 more elements
Dependencies are inferred from the claim text.