| abstract |
The adhesion promoter coating composition includes oligomeric alkylalkoxysiloxanes, and compounds comprising an electrophilic moiety and an alkoxysilyl moiety. The electrophilic moiety may comprise, for example, a sulfide functional group. The dust suppression coating composition comprises an acrylic polymer comprising a quaternary ammonium moiety; And oligomeric alkylalkoxysiloxanes. The coating composition may further comprise a zirconium salt. The coating composition can be applied especially to roofing granules, and / or asphaltic compositions. |