Material Description.

Materials approved to this specification are intended to act as a medium for obtaining good adhesion of polyurethane glass bonding adhesives to automotive glass. These black glass primers screen out ultraviolet rays which may be harmful to adhesion. These are used in conjunction with a clear glass primer, activator that is applied prior, e.g., 9985394.

Symbols.

Not applicable.

Applicability.

These are capable of being applied by brush, felt or spray, manually or with automation, and provide good wettability to the application substrates. Although not restricted to, these primers are typically used for bonding fixed automotive glass to vehicle openings, windshields, rear windows and quarter glass.

Remarks.

Users of these materials should become more familiar with the approved primer by reviewing the Material Safety Data Sheets (MSDS), process standards and MSDS documents.