Formaldehyde catching and scavenging agent and preparation method thereof

The invention relates to a formaldehyde catching and scavenging agent and a preparation method thereof, and the formaldehyde catching and scavenging agent is prepared from the following raw materials in parts by weight: 6-10 parts of a formaldehyde catching agent, 5-15 parts of a formaldehyde adsorbent, 2-5 parts of a magnetic material, 15-20 parts of urea, 10-15 parts of an accelerant, 10-15 parts of semicarbazide, 1-3 parts of xanthan gum, 2-5 parts of stearate, 2-8 parts of chitosan and the balance of anionic water. The preparation method comprises the following steps: weighing xanthan gum powder according to a formula ratio, putting the xanthan gum powder into a drying oven for primary drying, putting the dried xanthan gum powder into a diluted hydrochloric acid solution with the volume concentration of 3-8% for soaking for 10-20 minutes, taking out the xanthan gum powder, putting the xanthan gum powder into the drying oven for secondary drying, then preparing various raw materials, weighing the required