Mask inner core with oxygen slow release function
An inner core, oxygen technology, applied in oxygen preparation, oxygen/ozone/oxide/hydroxide, life-saving equipment, etc., can solve the problems of insufficient oxygen supply and excessive oxygen supply in the later stage, so as to slow down the release amount and reduce the reaction effect of speed
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Embodiment 1
[0025] A mask inner core with oxygen slow-release function, the inner core is a multi-layer structure, including an inner layer 1, an intermediate structure 2 and an outer layer 3, and the intermediate structure 2 is supported by an oxygen generating agent skeleton and an oxygen slow-release material Composition; the inner layer 1 is provided with ventilation holes 11, and the outer layer is provided with a moisture-proof material.
[0026] The oxygen generating agent is K 2 o 2 Powder, the material of the supporting framework is MOFs, which is a metal organic framework compound.
[0027] Described sustained-release material is made up of the raw material of following mass percentage, nano-titanium dioxide microsphere 5%, stearic acid 2% and gel 93%; The composition and parts by weight of described gel are, chitosan 40 parts, 40 parts of epichlorohydrin, 40 parts of α-cyclodextrin, 30 parts of polyvinyl alcohol, 20 parts of sodium alginate, 0.3 parts of sodium carboxymethylc...
Embodiment 2
[0035] The structure of Embodiment 2 of the present invention is basically the same as that of Embodiment 1, the difference being that
[0036] The oxygen generating agent is Na 2 o 2 Powder, the material of the supporting framework is MOFs, which is a metal organic framework compound.
[0037] The sustained-release material is made up of the following raw materials in mass percentages, 10% of nano-titanium dioxide microspheres, 5% of stearic acid and 85% of gel; the composition and parts by weight of the gel are 100 parts of chitosan, 100 parts of epichlorohydrin, 100 parts of α-cyclodextrin, 60 parts of polyvinyl alcohol, 50 parts of sodium alginate, 0.5 parts of sodium carboxymethylcellulose, 100 parts of graphene oxide, 10 parts of palygorskite, N, 200 parts of N-dimethylformamide.
[0038] The step of forming the intermediate structure between the gel and the oxygen generating agent is as follows,
[0039] 1) uniformly mixing the oxygen generating agent with nano-tita...
Embodiment 3
[0045] The structure of Embodiment 2 of the present invention is basically the same as that of Embodiment 1, the difference being that
[0046] The oxygen generating agent is CaO 2 Powder, the material of the supporting framework is MOFs, which is a metal organic framework compound.
[0047] The slow-release material is made up of the following raw materials in mass percentages, 8% of nano-titanium dioxide microspheres, 5% of stearic acid and 87% of gel; the composition and parts by weight of the gel are 70 parts of chitosan, 70 parts of epichlorohydrin, 70 parts of α-cyclodextrin, 45 parts of polyvinyl alcohol, 35 parts of sodium alginate, 0.4 parts of sodium carboxymethylcellulose, 70 parts of graphene oxide, 8 parts of palygorskite, N, 150 parts of N-dimethylformamide.
[0048] The step of forming the intermediate structure between the gel and the oxygen generating agent is as follows,
[0049]1) uniformly mixing the oxygen generating agent with nano-titanium dioxide and...
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