发明授权
US07595107B2 Algae resistant roofing system containing silver compounds, algae resistant shingles, and process for producing same 有权
含有银化合物的防藻屋面系统,耐藻花叶瓦及其制造方法

Algae resistant roofing system containing silver compounds, algae resistant shingles, and process for producing same
摘要:
Algae-resistant roofing granules include inert base particles with an exterior coating including high-surface area silver as a biocide.
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