baslug.gif (578 bytes)   Bergdahl Associates, Inc. - Authorized Distributor
     Home  >  PRC-DeSoto Products > Adhesion Promoters  > PR-188


PR-188 Universal Sealant Adhesion Promoter

PR-188 is a sealant adhesion promoter that is suitable for use with both PRC and Pro-seal brand sealants. This product enhances the adhesion of both polysulfide, and Permapol® Polythioether based sealants to standard aerospace substrates.

This product is fully qualified to the AMS 3100 Class 2 specification. It has zero VOC’s as currently defined by U.S. environmental regulations. PR-188 is a one part compound suitable for application by brush or clean gauze. PR-188 is not appropriate for use on polycarbonate or acrylic substrates.

The following tests are in accordance with AMS 3100 Class 2 test methods.

Storage life
The storage life of PR-188 is at least 9 months when stored at
temperatures below 80°F (27°C) in original unopened containers.

Technical Data Sheet for PR-188 Adhesion Promoter adobe.gif (112 bytes)

ATTENTION - Documents with a adobe.gif (112 bytes) are stored in PDF format. In order to view and print them, you must have the FREE Adobe Acrobat Reader which is available by clicking the icon on this page. Adobe Acrobat Gif

Issue date: 09/2008