A composite material includes a solid polymer matrix, a plurality of capsules and a liquid, in the capsules. The liquid includes from 50 to 100 wt ' of a solvent, and from 0 to 50 wt ' of a polymerizer. There is no polymerizer outside of the capsules. The solid polymer matrix may include a native activating moiety for the polymerizer. The solvent may have a swelling ratio with the solid polymer matrix of at least 1.1 and/or may have a polarity ET of from 0.10 to 0.50.
Original languageEnglish (US)
U.S. patent number9108364
Filing date10/27/08
StatePublished - Aug 18 2015


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