Production method of foamed sheet
A technology of foam sheet and production method, which is applied in the field of plastic foam, can solve the problems of low degradation rate and pollution, and achieve the effect of improving degradation rate, good overall performance and good heat insulation performance
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Embodiment 1
[0032] The difference lies in step 1: the ingredients are calculated in parts by weight: 50 parts of polypropylene, 20 parts of stone powder, 10 parts of polylactic acid, 20 parts of fluorocarbon resin, 5 parts of glyceryl triacetate, 5 parts of methyl silicone oil, sulfuric acid dodecahydrate 10 parts of aluminum potassium, 3 parts of processing aid, 5 parts of foaming agent, 5 parts of foaming aid, 2 parts of toughening agent, 1 part of crosslinking agent;
[0033] Step 2, rubber mixing: Grind 20 parts of fluorocarbon resin and 10 parts of stone powder into powder through a pulverizer, add 5 parts of glycerol triacetate, 5 parts of methyl silicone oil, 10 parts of potassium aluminum sulfate dodecahydrate, heat and stir for 5 After 10 minutes of cooling, the heating temperature is 50 degrees to obtain a fluorocarbon resin mixture; 10 parts of the remaining stone powder and 10 parts of polylactic acid are heated and stirred for 5 minutes, and the heating temperature is 150 degr...
Embodiment 2
[0035] The difference lies in step 1, ingredients: by weight, 50 parts of polypropylene, 40 parts of stone powder, 20 parts of polylactic acid, 20 parts of fluorocarbon resin, 5 parts of triacetin, 5 parts of methyl silicone oil, dodecahydrate 10 parts of aluminum potassium sulfate, 3 parts of processing aid, 5 parts of foaming agent, 5 parts of foaming aid, 2 parts of toughening agent, 1 part of crosslinking agent;
[0036] Step 2, rubber mixing: Grind 20 parts of fluorocarbon resin and 10 parts of stone powder into powder through a pulverizer, add 5 parts of glycerol triacetate, 5 parts of methyl silicone oil, 10 parts of potassium aluminum sulfate dodecahydrate, heat and stir for 5 Cool after 10 minutes, the heating temperature is 50 degrees, and the fluorocarbon resin mixture is obtained; 30 parts of the remaining stone powder and 20 parts of polylactic acid are heated and stirred for 5 minutes, and the heating temperature is 150 degrees, and the polylactic acid mixture is ...
Embodiment 3
[0038] The difference lies in step 1, ingredients: by weight, 70 parts of polypropylene, 20 parts of stone powder, 20 parts of polylactic acid, 20 parts of fluorocarbon resin, 5 parts of triacetin, 5 parts of methyl silicone oil, dodecahydrate 10 parts of aluminum potassium sulfate, 3 parts of processing aid, 20 parts of foaming agent, 10 parts of foaming aid, 5 parts of toughening agent, 2 parts of crosslinking agent;
[0039] Step 2, rubber mixing: Grind 20 parts of fluorocarbon resin and 10 parts of stone powder into powder through a pulverizer, add 5 parts of glycerol triacetate, 5 parts of methyl silicone oil, 10 parts of potassium aluminum sulfate dodecahydrate, heat and stir for 5 After 10 minutes of cooling, the heating temperature is 50 degrees to obtain a fluorocarbon resin mixture; 10 parts of the remaining stone powder and 20 parts of polylactic acid are heated and stirred for 5 minutes, and the heating temperature is 150 degrees to obtain a polylactic acid mixture;...
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