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US 2024/0410171 A1Published application
Microbial growth and dust retardant roofing shingles
AssigneeCertainTeed Corporation
InventorsRathish Sathyabama ARUMUGAM, Sriram Yagneswaran, Vinay Natrajan
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Abstract
A microbial growth and dust retardant roofing shingle comprising a substrate and a pore filling composition applied on the surface of the substrate is disclosed. The pore filling composition comprises of a silane or acrylic composition. A method of protecting a substrate from microbial growth and soiling using the pore filling composition of the present disclosure is also disclosed.
Claims20
A pore filling composition comprising:
- an organosilane active quaternary halide salt;
- and
- alkyltriphenylphosphonium acetate.
Dependencies are inferred from the claim text.