A soundproofing material including a porous body having a cell structure and including inorganic fibers other than asbestos, wherein an average cell diameter is more than 300 μm and 1000 μm or less, a bulk density is 0.007 to 0.024 g/cm.sup.3, and a flow resistivity is 170,000 to 2,000,000 Ns/m.sup.4.

A paste for ceramic 3D shaping according to the present invention is a paste for ceramic 3D shaping containing a curable resin and inorganic particles, in which the inorganic particles contain ceramic particles and glass particles.

The present invention relates to a conductive porous ceramic substrate and a method of manufacturing the same, and more particularly to a conductive porous ceramic substrate, in which a porous ceramic substrate used as a chuck or stage for fixing a thin semiconductor wafer substrate or display substrate through vacuum adsorption is imparted with antistatic performance so as to prevent the generation of static electricity, and a method of manufacturing the same.

Decorative panel, in particular a floor panel, ceiling panel or wall panel, including a core layer having an upper side and a lower side, a decorative top layer connected to said upper side of the core layer, a first panel side edge including a first coupling profile, and a second panel side edge including a second coupling profile designed to interconnect with a first coupling profile of a second, identical panel, both in horizontal direction and in vertical direction. The core layer includes a layer of foam concrete which is constituted by a matrix of concrete material in which air pockets in the form of cells are present.

Decorative panel, in particular a floor panel, ceiling panel or wall panel, including a core layer having an upper side and a lower side, a decorative top layer connected to said upper side of the core layer, a first panel side edge including a first coupling profile, and a second panel side edge including a second coupling profile designed to interconnect with a first coupling profile of a second, identical panel, both in horizontal direction and in vertical direction. The core layer includes a layer of foam concrete which is constituted by a matrix of concrete material in which air pockets in the form of cells are present.

The monolithic separation membrane structure includes a monolithic base, an intermediate layer and a separation membrane. The monolithic base has a plurality of filtration cells extending from a first end face to a second end face. The intermediate layer is formed on an inner surface of the filtration cells. The separation membrane is formed on an inner surface of the intermediate layer. An inner diameter not including the intermediate layer and the separation membrane of the plurality of respective filtration cells is greater than or equal to 1.0 mm to less than or equal to 2.0 mm. A partition wall thickness not including the intermediate layer and the separation membrane of the shortest portion of two adjacent filtration cells of the plurality of filtration cells is greater than or equal to 0.05 mm to less than 0.2 mm. A thickness of the intermediate layer is greater than or equal to 20 μm to less than 100 μm.

The monolithic separation membrane structure includes a monolithic base, an intermediate layer and a separation membrane. The monolithic base has a plurality of filtration cells extending from a first end face to a second end face. The intermediate layer is formed on an inner surface of the filtration cells. The separation membrane is formed on an inner surface of the intermediate layer. An inner diameter not including the intermediate layer and the separation membrane of the plurality of respective filtration cells is greater than or equal to 1.0 mm to less than or equal to 2.0 mm. A partition wall thickness not including the intermediate layer and the separation membrane of the shortest portion of two adjacent filtration cells of the plurality of filtration cells is greater than or equal to 0.05 mm to less than 0.2 mm. A thickness of the intermediate layer is greater than or equal to 20 μm to less than 100 μm.

A filter element for a particle filter having a porous filter body made of a ceramic material and including a plurality of flow channels extending fluidically in parallel. The filter body is provided at least in a part of the flow channels with a coating made of a coating material, which is different from the ceramic material and is made up of orthorhombic crystals. A particle filter, a method for producing a filter element, and the use of a coating material for coating a filter element is also provided.

A filter element for a particle filter having a porous filter body made of a ceramic material and including a plurality of flow channels extending fluidically in parallel. The filter body is provided at least in a part of the flow channels with a coating made of a coating material, which is different from the ceramic material and is made up of orthorhombic crystals. A particle filter, a method for producing a filter element, and the use of a coating material for coating a filter element is also provided.

The present application discloses a method for fabricating a ceramic heating body with a porous heating film, which relates to technical field of fabricating method of heating body; the method including mixing, ball-milling, defoaming, molding and drying, sintering, paraffin filling, machining, coating, metalizing sintering, and electrode leading; the beneficial effects of the present application is simple in whole fabricating method, and by using a box furnace to sinter the green body under an oxidizing atmosphere and normal pressure, the fabricated ceramic heating body is heated uniformly and the heating efficiency is high.