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The history of Protectosil®

milestones

PROTECTOSIL® Water repellents, corrosion Control, anitgraffiti®, easy-to-clean products and crack sealers

These consistently reliable product groups belong to our portfolio.


board game, milestones

We have been researching, developing, and producing building protection products for more than 30 years. Some other milestones include:

  • 1968: Patented silanes as water repellents for concrete and masonry

  • 1969: First bridge deck treated

  • 1975: The name CHEM-TRETE is trademarked

  • 1977: First brick building treated

  • 1981: FHWA reports only silane penetrates concrete

  • 1986: Patented for water based silane, AQUA-TRETE

  • 1987: First 100% silane treated structure

  • 1996: First surface applied corrosion inhibitor introduced

  • 2001: Antigraffiti treatment introduced

  • 2006: Ultra low (<100 g/l) water repellent

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