Definition of a sealant
- A sealant is a material that ….
• cures in situ
• exhibits adhesion and flexibility
• isolates one environment from another - fuel/solvent barrier, electrical insulator,aerodynamic smoothing, thermal insulator
PRC Sealants History
- Product Research Company started in 1945
- Fuel Tank sealants introduced in 1946
- Developed and Patented Dichromate cured Polysulphides ( PR-1422)
- Licensed their technologies in all markets outside of USA/Canada
- Polyurethane, silicone and Viton® sealants added to product range
- Development of manganese cured sealants
- Development of Permapol® range of polymers
- Development of epoxy cured sealants
- Acquisition of Semco
- Acquisition of Pro-Seal
- Bought UK Licencee in 1988
- Acquired by Courtaulds in 1989
- Re-named Courtaulds Aerospace
- Acquired by PPG in 1999
- Renamed PPG Aerospace, PRC-DeSoto
- Terminated licence agreement with Yokohama in 2003
- Renewed licence with LJF in 2005
Main Market Segments
- Civil OEM
- Military OEM
- Civil Maintenance
- Military Maintenance