One-part moisture curable sealant and method of making the same

One-part moisture curable sealant and method of making the same

  • CN 102,471,662 A
  • Filed: 06/29/2010
  • Published: 05/23/2012
  • Est. Priority Date: 07/09/2009
  • Status: Active Application
First Claim
Patent Images

1. be used to form the compsn of sealing agent, said compsn comprises:

  • By (Y aA b) SiR 4Z '"'"'-R '"'"'-Z '"'"' R 4Si (Y aA b) expression Silante terminated polythioether component, wherein;

    R '"'"' for have in the main chain at least one-the C-S-C-key and wherein main chain do not contain the polythioether chain of S-S key,But Y is the functional group of hydrolyzable and condensation,A is selected from C 1-C 4Hydrocarbon functional groups and Z '"'"' is the functional group that the reaction between mercaptan and the functional group that is selected from NCO, epoxy group(ing) and vinyl produces;

    Catalyzer;

    WithFiller.

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