Owens Corning Intellectual Capital, LLC

Joshua Ritterbex

Paul Geel

Domenico Lacamera

Hitesh Khandelwal

The present invention provides a formulation for a fibrous non-woven facing material, wherein the formulation comprises a binder, a filler, and an extender. The extender has an median particle size, d, which is equal to or less than 3.5 μm, and a non-spherical morphology. The filler has an median particle size, d, which is equal to or less than 3.0 μm and wherein the filler has a dequal to or less than 1.0 μm and a dequal to or less than 6.0 μm. The formulation comprises less than 13 wt % titanium dioxide on a dry solids basis. Also provided is a fibrous non-woven facing material comprising the formulation, a process for preparing the fibrous non-woven facing material and a fibrous non-woven facing material obtained by said process.

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Renkum, Netherlands

Joshua Ritterbex