发明授权
US5332428A Impregnating waterproof composition 失效
浸渍防水组合物

Impregnating waterproof composition
摘要:
A composition comprising (A) an organic silicon compound and (B) an anti-algae agent provides improved waterproofness and long-lasting algae control to various inorganic materials such as concrete, mortar and masonry.
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