Patent ID: 11913222
Assignee: HOLCIM TECHNOLOGY LTD
Field: Surface technology, coating (Chemistry)
Classification: CPC E  B  C | IPC B  C  E

Claim 5:
6. The construction board of claim 1, where said facer is a first facer, and where said construction board includes a second facer disposed on one of the first and second planar surfaces of said foam body opposite said first facer, said second facer including
a glass substrate having an internal planar surface proximate to said foam body and an external planar surface opposite said foam body,
a first second facer coating disposed on said external planar surface, and
a second second facer coating disposed on or proximate to said internal planar surface, where said first second facer coating disposed on said external planar surface includes an inert filler, and where said second second facer coating disposed on or proximate to said internal planar surface includes intumescent material.