The material is pervaded with va rious performances of light weigh so und absorption,heat preservation,insulation,hig h-temperaure resistance,corrosio n resistance,noninflammability an d antibiosis.
With the abusage of antibacterial agent,many social and economic problems has occurred such as bacterium resistance and high ratio of adverse drug reaction.
The paper made out the nano-microcapsule theca,by selecting admixture of houttynia cordata thunb extract liquid and pyrethrin as core material,epoxy resin as wall material.