Provided herein are composite materials comprising at least 70 wt. % thermally consolidated recovered paper and plastic fragments and less than 5,000 ng water-soluble endotoxin per gram of composite materials, as well as methods of preparing said composite materials and methods of sanitizing recovered waste materials.

A composite sintered body includes a base material that contains Al.sub.2O.sub.3 as a main component, and an electrode arranged inside or on a surface of the base material. The electrode contains Ru, ZrO.sub.2, and Al.sub.2O.sub.3.

A composite sintered body includes a base material that contains Al.sub.2O.sub.3 as a main component, and an electrode arranged inside or on a surface of the base material. The electrode contains Ru, ZrO.sub.2, and Al.sub.2O.sub.3.

Provided herein are composite materials comprising at least 70 wt. % thermally consolidated recovered paper and plastic fragments and less than 5,000 ng water-soluble endotoxin per gram of composite materials, as well as methods of preparing said composite materials and methods of sanitizing recovered waste materials.

Provided herein are composite materials comprising at least 70 wt. % thermally consolidated recovered paper and plastic fragments and less than 5,000 ng water-soluble endotoxin per gram of composite materials, as well as methods of preparing said composite materials and methods of sanitizing recovered waste materials.

The invention provides novel methods and novel additive compositions and use thereof in a wide range of concrete production for improving properties of concrete materials, such as durability and aestheticity. The methods and compositions of the invention may be applied in a variety of cement and concrete components in the infrastructure, construction, pavement and landscaping industries.

The invention provides novel methods and novel additive compositions and use thereof in a wide range of concrete production for improving properties of concrete materials, such as durability and aestheticity. The methods and compositions of the invention may be applied in a variety of cement and concrete components in the infrastructure, construction, pavement and landscaping industries.

A plaster treatment compound, in particular a compound for reinforcing waterproof plaster treatments containing water glass, which contains 20 to 69 wt % of an aqueous solution of potassium silicate, 20 to 59.9 wt % of aqueous lithium silicate solution, 10 to 20 wt % of octyltriethoxysilane, and 0.1 to 1 wt % water glass stabilizer.

A plaster treatment compound, in particular a compound for reinforcing waterproof plaster treatments containing water glass, which contains 20 to 69 wt % of an aqueous solution of potassium silicate, 20 to 59.9 wt % of aqueous lithium silicate solution, 10 to 20 wt % of octyltriethoxysilane, and 0.1 to 1 wt % water glass stabilizer.

The use of calcium aluminate cement in autoclaved cement products, cementitious compositions suitable for forming the autoclaved cement products, and methods for making the cementitious compositions and autoclaved cement products.