Degradable foam packaging material and preparation method thereof
A technology of packaging materials and foaming agents, applied in the field of degradable foaming packaging materials and its preparation, can solve the problems of no substitutes and achieve the effects of reducing production costs and prices, not polluting the environment, and simplifying processing procedures
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Embodiment 1
[0033] The degradable foam packaging material is composed of the following raw materials in parts by weight: 8 parts of degradable resin, 1.5 parts of modifier, 2.5 parts of foaming agent, 70 parts of plant fiber, and 5 parts of inorganic powder.
[0034] Table 1
[0035] name
material
parts by weight
Degradable resin
PLA
8 servings
modifier
terminal amino group
1.5 servings
Foaming agent
sodium bicarbonate
2.5 servings
plant fibres
rice husk powder
70 copies
Inorganic powder
Talc powder
5 copies
[0036] The preparation method of degradable foam packaging material comprises the following steps:
[0037] Step 1: Prepare raw materials according to the formula: degradable resin, modifier, foaming agent, plant fiber and inorganic powder;
[0038] Step 2: Put the plant fibers in an oven and dry them at a temperature of 50°C for 15 minutes;
[0039] Step 3: Perform ultrafine treatment...
Embodiment 2
[0045] The degradable foam packaging material is composed of the following raw materials in parts by weight: 9 parts of degradable resin, 2 parts of modifier, 3 parts of foaming agent, 75 parts of plant fiber, and 4.5 parts of inorganic powder.
[0046] Table 2
[0047] name
material
parts by weight
Degradable resin
PBAT, PBSA
9 servings
modifier
terminal amino group
2 copies
Foaming agent
Azodicarbonamide
3 copies
plant fibres
Corn stalks
75 copies
Inorganic powder
Talc powder
4.5 servings
[0048] The preparation method of degradable foam packaging material comprises the following steps:
[0049] Step 1: Prepare raw materials according to the formula: degradable resin, modifier, foaming agent, plant fiber and inorganic powder;
[0050] Step 2: Put the plant fibers in an oven and dry them at a temperature of 80°C for 10 minutes;
[0051] Step 3: Perform ultrafine treatment on...
Embodiment 3
[0057] The degradable foam packaging material is composed of the following raw materials in parts by weight: 8 parts of degradable resin, 1 part of modifier, 2 parts of foaming agent, 70 parts of plant fiber, and 19 parts of inorganic powder.
[0058] table 3
[0059] name
material
parts by weight
Degradable resin
PLA, PBSA
10 copies
modifier
terminal amino group
1 copy
Foaming agent
sodium bicarbonate
2 copies
plant fibres
sawdust
80 copies
Inorganic powder
limestone
4 parts
[0060] The preparation method of degradable foam packaging material comprises the following steps:
[0061] Step 1: Prepare raw materials according to the formula: degradable resin, modifier, foaming agent, plant fiber and inorganic powder;
[0062] Step 2: Put the plant fibers in an oven and dry them at a temperature of 65°C for 12 minutes;
[0063] Step 3: Perform ultrafine treatment on the dried plant ...
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