47results about How to "Good air purification function" patented technology

The invention relates to the field of paints, and discloses an air-purification diatomite internal wall decoration powder paint and a preparation method thereof. The powder paint comprises 40-50 parts of diatomite, 10-20 parts of meerschaum, 10-20 parts of air purification particle, 6-10 parts of silica sol, 4-6 parts of Portland cement, 4-6 parts of hyacinth bletilla powder, 1-2 parts of carboxymethyl cellulose, 1-2 parts of phenoxy resin, 0.5-1.5 parts of glutaric dialdehyde, 0.5-1.5 parts of chitosan, 0.5-1.5 parts of defoaming agent and 0.5-1.5 parts of dispersing agent. The air-purification diatomite internal wall decoration powder paint has the advantages of favorable water resistance, high adsorption capacity, long purification time efficiency and favorable air purification effect, and has the air purification function. The powder paint has favorable antibacterial and mildewproof actions.

The invention discloses a protective environment-friendly mask. The protective environment-friendly mask comprises a mask frame, a silicone pad, an inhalation valve, an exhalation valve and fixing belts; the mask frame is provided with a first accommodating groove and a second accommodating groove; the first accommodating groove is located above the second accommodating groove; the silicone pad is arranged on the mask frame and provided with a folding portion; the inhalation valve is arranged in the first accommodating groove and comprises a filter box, a mucous membrane filter and a mucous membrane filter cover; the filter box comprises a casing, a first filter and a second filter; the mucous membrane filter is arranged on the inner side of the casing; the mucous membrane filter cover covers the mucous membrane filter; the exhalation valve is arranged in the second accommodating groove and comprises an exhalation adjustment plate and an exhalation cover; the exhalation adjustment plate is arranged in the second accommodating groove in a floatable mode; the exhalation cover is arranged on the outer side of the second accommodating groove; the fixing belts are connected with the bilateral sides of the mask frame respectively. Accordingly, the inhaled air is purified through the silicone pad, the inhalation valve and the exhalation valve which are arranged in the mask and accordingly the physical health of people is guaranteed.

The invention relates to the field of coatings and discloses a water-tolerant flavor purification type polyvinyl alcohol water-soluble coating and a preparation method thereof. The coating comprises the following components in parts by mass: 5-15 parts of polyvinyl alcohol, 10-20 parts of calcium carbonate, 4-6 parts of talcum powder, 1-3 parts of phenoxy resin, 2-4 parts of rhizoma bletillae powder, 1-3 parts of corn starch, 0.5-1.5 parts of glutaraldehyde, 1-3 parts of air purification particles and 55-65 parts of water. The water-tolerant flavor purification type polyvinyl alcohol water-soluble coating has an air purification function and a good air purification effect and is relatively good in water tolerance, large in adsorption capacity and long in purification timeliness.