Patent ID: 11919285
Assignee: WESTLAKE ROYAL BUILDING PRODUCTS (USA) INC.
Field: Surface technology, coating (Chemistry)
Classification: CPC B  Y | IPC B

Claim 11:
12. An insulation panel comprising:
a polymer composite comprising a polymer and a filler, the polymer composite having a closed cell content greater than or equal to 50% as measured by ASTM D6226-15 and a density of 5 pcf to 15 pcf; and
a facer covering at least a portion of the polymer composite, the facer having a density of 100 pcf to 200 pcf;
wherein the insulation panel has an insulation R-value per inch of at least 2.5; and
wherein an outer surface of the insulation panel includes attachment features complementary to attachment features of an adjacent insulation panel.