Air filter and air purifier including air filter

The present invention relates to air filter and including the air purifier of air filter.Specifically, the present invention relates to air filters, it includes the first tissue layer, the second tissue layer, the filtering material being arranged between the first and second tissue layers, and jointing material, wherein the filtering material includes the combination of formaldehyde catalyst, modified activated carbon or both, and wherein the jointing material includes polyolefin hot-melt.