Fire extinguishing air bubble film doped with powdery fire extinguishing medium and manufacturing method thereof

[0025] Embodiment 1 (comparative example):

[0026] The manufacturing method of the air bubble film mixed with ordinary gravel provided in this embodiment includes the following steps carried out in order:

[0027] 1) Low-density polyethylene, PVC-SC5 resin, BDP full biodegradable additive, dibutyl phthalate (DBP), DOPO, PE film opening agent and fluorescent whitening agent OB according to 40:25:20:10: Weigh at a weight ratio of 2:2:1, and stir clockwise in a mixer for 20 minutes at a stirring speed of 300r / min to prepare a granular air bubble film mixture with a particle size of 0.2-0.3mm;

[0028] 2) Put the above-mentioned air bubble film mixture into a heating device, heat and melt it at a temperature of 230° C. to form a paste material;

[0029] 3) Send the above-mentioned pasty material into the film blowing machine, and make a cylindrical film through the process of extrusion, expansion, pulling and injecting air, and injecting air can make the thickness of the film mo...

[0035] The preparation method of the fire extinguishing bubble film that is mixed with ammonium phosphate dry powder fire extinguishing agent and bicarbonate dry powder fire extinguishing agent provided by the present embodiment comprises the following steps carried out in order:

[0036] 1) Linear low density polyethylene, PVC-SC5 resin, BDP full biodegradable additive, dioctyl phthalate (DOP), DOPO, PE film opening agent and fluorescent whitening agent OB according to 45:24:16:8 :3:2.5:1.5 weight ratio is weighed, and in the mixer clockwise stirring 20min, stirring speed is 400r / min, is prepared into the granular bubble film compound material that particle diameter is 0.2-0.3mm;

[0037] 2) Put the above-mentioned air bubble film mixture into a heating device, heat and melt it at a temperature of 230° C. to form a paste material;

[0038] 3) Send the above-mentioned pasty material into the film blowing machine, and make a cylindrical film through the process of extrusion, ex...

[0044]The preparation method of the fire extinguishing bubble film mixed with ABC type ultrafine dry powder fire extinguishing agent, chloride salt dry powder fire extinguishing agent and micronano powder fire extinguishing agent provided by this embodiment includes the following steps in order:

[0045] 1) High-density polyethylene, PVC-SC4 resin, BDP full biodegradable additive, tricresyl phosphate, DOPO, PE film opening agent and fluorescent whitening agent OB-1 according to 50:15:19:6:5:3: The weight ratio of 2 is weighed, and stirred clockwise in the mixer for 25 minutes, the stirring speed is 400r / min, and the granular air bubble film mixture with a particle size of 0.2-0.3mm is prepared;

[0046] 2) Put the above-mentioned air bubble film mixture into a heating device, heat and melt it at a temperature of 230° C. to form a paste material;

[0047] 3) Send the above-mentioned pasty material into the film blowing machine, and make a cylindrical film through the process of...