5 results about "Face masks" patented technology

The invention relates to a mask material with alginate fibers, and a preparation method and application thereof. The mask material basically consists of calcium alginate fibers, sodium alginate powder and water; wherein, the weight ratio between the calcium alginate fibers and the sodium alginate powder ranges from 1:9 to 1:0.4, and the weight ratio between the total of the calcium alginate fibers and sodium alginate powder and the water ranges from 1:100 and 1:10. Proved by experiments, the mask material with alginate fibers has the advantages of excellent moistening performance, convenient use, safety and non-toxicity.

The invention discloses a novel filter type gas mask which comprises a mask wearing hole, a mask wearing belt, a wearing auxiliary part, a fixing belt, a mask, a mask belt auxiliary part, a fixing pin, a fixing hole, suction valve supporting parts, fixing belt connecting holes, an exhalation valve door cover, a wearing belt fixing part, a positioning blocking slot and a mask wearing belt fixing button, wherein the mask wearing belt is connected to the corresponding wearing auxiliary part and the fixing belt by virtue of connecting buttons arranged at the two sides of the bottom end of the mask wearing belt; the wearing belt fixing part is arranged at the outer side of the mask and consists of two conjoined fixing belt connecting holes which are respectively corresponding to the two suction valve supporting parts, and a fixing hole is formed in a junction of the two fixing belt connecting holes, and the fixing hole is corresponding to the fixing pin arranged on the mask. The novel filter type gas mask can be used for relieving a negative falling sense of a wearer to the greatest extent, and effectively avoiding colloidal pollutants such as mud from splashing and attaching to the exhalation valve; moreover, the mask wearing belt and the mask fixing belt are adjustable in length, so that the mask can be freely regulated according to the head style of the wearer, and therefore, the wearing is guaranteed to be relatively comfortable and the protection is guaranteed to be relatively effective.

The invention discloses a reusable haze filtering mask. The mask comprises a machine body, a cleaning space is formed in the machine body, an adsorption space is formed at the left side of the cleaning space, a transmission ratio space is formed at the upper side of the cleaning space, a transmission main space is formed at the upper side of the transmission ratio space, and a hook space is formedat the lower side of each adjusting space; and a breathing space is arranged at the left side of the cleaning space, a transmission auxiliary space is arranged at the rear side of the cleaning space,a cleaning device is arranged in the machine body, a filtering veil is cleaned when the mask is not used, an adjusting device is arranged in the machine body, an ear hanging rope can be adjusted at will to meet the requirements of different people. A collecting device is arranged in the machine body, micro particles treated from the filter gauze are collected, a one-way device is arranged in themachine body, so that a user can breathe more smoothly and ventilate.