A dynamic acoustic locking ceiling baffle and a dynamic acoustic locking ceiling system, that includes a single piece of material folded into acoustic locking ceiling baffles, using locking pieces and locking mechanisms, to quickly and easily install the acoustic locking ceiling baffle onto construction ceiling hangers to provide an aesthetically pleasing image, along with a reduction in unwanted noise or room acoustics.

Acoustic panels are disclosed herein. The acoustic panels can include a base, a plurality of sidewalls, a plurality of hinges, and a plurality of connection interfaces. The acoustic panels can include an unassembled configuration in which the acoustic panels are substantially planar or flat. Prior to installation, the acoustic panels can be transitioned to an assembled configuration by folding the sidewalls. The acoustic panels can be coupled to a building structure, such as a ceiling, wall, or suspension system.

A thermoplastic composite article comprising a porous core layer and an open cell skin disposed on a first surface of the core layer is described. The composite article comprises a noise reduction coefficient of at least 0.5 as tested by ASTM C423-17 and a flame spread index of less than 25 and a smoke development index of less than 150 as tested by ASTM E84 dated 2009.

An acoustic insulation product includes a panel made of porous material, based on foam or fibres, including a first face, referred to as back face, intended to face towards a wall, and a second face, referred to as front face, situated on the opposite side to the back face, and a layer, referred to as backing layer, which adheres to or is linked or coupled at least in part to the back face of the panel made of porous material, the backing layer having an airflow resistance of between 5 kPa.Math.s/m and 20 kPa.Math.s/m.

Described herein is a flame-retardant building panel comprising a body having a first major surface opposite a second major surface, an inorganic coating atop the first major surface, the inorganic coating being optically transparent and flame retardant and comprising a silicate compound; and wherein the inorganic flame retardant coating is substantially transparent such that the first major surface of the body is visible through the inorganic coating.

A dynamic acoustic ceiling baffle and a dynamic acoustic ceiling baffle system, that includes multiple shaped baffles that can be quickly and easily installed onto construction ceiling hangers without the need for additional tools, to provide an aesthetically pleasing image, such as an undulating image, along with a reduction in unwanted noise or room acoustics.

Described herein is a barrier coating composition comprising an organic blend comprising a first component and a second component, the first component comprising latex polymer and the second component being selected from polyurethane emulsion, wax emulsion, and alkyd emulsion, wherein the first component and the second component are present in a weight ratio ranging from about 2:1 to about 20:1, and the latex polymer has a glass transition temperature of less than about 18° C.

The disclosure relates to acoustic panels and methods for preparing them. The disclosure relates more particularly to panels having a porous facing and to methods for making such panels. One aspect of the disclosure is an acoustic panel comprising a base structure. The base structure has one or more edges, an outward major surface having a total area, and an inward major surface opposing the outward major surface. The base structure has a noise reduction coefficient (NRC) of at least about 0.3. The panel includes a coating layer directly disposed on the outward major surface of the base structure, the coating layer being formed of an open-cell foam. The coating layer has an exterior major surface opposing the outward major surface of the base structure. The coating layer is substantially scattering for light in the wavelength range of 380 nm to 780 nm, and has an absorption coefficient of less than 0.5 for acoustic frequencies in the range of 100 Hz to 10,000 Hz.

A fibrous structure including one or more nonwoven material layers comprising a fiber matrix, where the fiber matrix comprises polymeric binder fibers having a softening and/or melting temperature of about 190° C. or greater, where the article is adapted to withstand temperatures of about 190° C. or greater while in use; and where the article is a thermoacoustic insulation material.

Disclosed herein is a thermal and/or fire resistant panel comprising: a panel body comprising a fire resistant composition, wherein the fire resistant composition comprises: a silane cross-linked hybrid inorganic polymer; and a siloxane.