Protecting substrates against damage by fire

Protecting substrates against damage by fire

  • CN 104,245,868 A
  • Filed: 04/04/2013
  • Published: 12/24/2014
  • Est. Priority Date: 04/05/2012
  • Status: Active Application
First Claim
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1. one kind for the protection of the method being exposed to the metal of hydrocarbon fire risk, timber or plastic-substrates, comprise and described substrate being coated with the intumescent composition of lower part with comprising:

  • the polydimethylsiloxane (A) of the polymerization degree of at least 300 siloxane units, described polydimethylsiloxane comprises the reactive hydroxyl or hydrolysable group that are bonded to silicon;

    Be included in there is moisture when with the linking agent (B) of the hydrolysable group of the described reaction-ity group reaction of (A);

    Expansible black lead;

    And for the titanate catalyst of the reaction between the described reactive hydroxyl of polydimethylsiloxane (A) and described linking agent (B) or hydrolysable group.

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