Completely degradable vegetable fiber product and manufacturing method thereof
A plant fiber material, fully degradable technology, applied in the field of fully degradable plant fiber material products and their manufacturing, can solve the problems of environmental pollution and low utilization value, and achieve a variety of finished product types, low manufacturing costs, and excellent processing fluidity. Effect
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Embodiment approach 1
[0019] Embodiment 1 A plant fiber product that can be degraded within three months and cannot pass the microwave oven or dishwasher test
Embodiment 1
[0021] According to the following method, the fully degradable plant fiber material product of the present invention is made:
[0022] (1) the bamboo chip fragments are pulverized to 60 order fineness with pulverizer, and it is subsequent use to take by weighing 60kg powder;
[0023] (2) Add 5kg polyvinyl alcohol, 10kg polycaprolactone and 10kg HPMC (take HPMC 2KG, add 5KG of 90 ℃ water to boil for an hour, get 5KG aqueous solution) in the container, add above-mentioned bamboo powder and 15kg after mixing Natural starch, stirred and added with 10kg of zinc stearate, dried and dehydrated at 70°C for 3 hours, then crushed and ground into fine powder;
[0024] (3) Heat the above mixture with a thermoforming machine at a temperature of 150°C and 10kg / cm 2 Under the pressure, die-cast for 2-5 minutes, release the steam once at 1 minute, and continue to press for 1-8 minutes. Those skilled in the art can determine the time of die-casting according to the required thickness;
[002...
Embodiment 2
[0029] According to the following method, the fully degradable plant fiber material product of the present invention is made:
[0030] (1) Wooden scrap is pulverized to 40 order fineness with pulverizer, takes by weighing 40kg powder for subsequent use;
[0031] (2) Add 5kg polycaprolactone in the container, add the above-mentioned bamboo powder and 40kg modified starch after mixing, stir and add cadmium toner and permanent yellow of 5kg zinc stearate and 2kg, dry and dehydrate at 60°C 5 hours, and then crushed and ground into a fine powder.
[0032] (3) Put the above mixture at a temperature of 160°C and 30kg / cm by a die-casting machine 2 Under the pressure, die-cast for 2-5 minutes, release the steam once at 1 minute, and continue to press for 1-8 minutes. Those skilled in the art can determine the time of die-casting according to the required thickness;
[0033] (4) Use manual flashing or electric grinding wheel to beat the flashing, and polish it to smooth;
[0034] (5)...
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