Agricultural weeding earth membrane capable of being completely biodegraded
A weeding mulch and biodegradable technology, which is applied in the direction of biocides, herbicides, algicides, and chemicals used for biological control, etc., can solve the problems of easy decomposition and volatilization, high cost, and increased process, so as to achieve beneficial Effects of growth, increased persistence, and reduced toxicity
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Embodiment 1
[0027] Raw materials: PBAT: 98.9%, 2-ethyl-6-methyl--N-ethoxymethyl-α-chloroacetylanilide: 0.2%, 2-chloro-4-diethylamino-6-iso Propylamino-1,3,5-triazine: 0.2%, 2-methyl-4-chlorophenoxyacetic acid: 0.2%, chain extender: 0.3%, release agent: 0.2%;
[0028] Method: Dry the raw material PBAT, add herbicide, chain extender, and release agent and stir evenly at high speed, extrude, modify, and granulate with a twin-screw extruder with L:D=48:1, and use a horizontal film stretcher Carry out film drawing, cutting, packaging, and storage.
Embodiment 2
[0030] Raw materials: PBAT: 65%, 2-ethyl-6-methyl--N-ethoxymethyl-α-chloroacetanilide: 5%, 2-chloro-4-diethylamino-6-iso Propylamino-1,3,5-triazine: 5%, 2-methyl-4-chlorophenoxyacetic acid: 5%, chain extender: 10%, release agent: 10%;
[0031] Method: Dry the raw material PBAT, add herbicide, chain extender, and release agent and stir evenly at high speed, extrude, modify, and granulate with a twin-screw extruder with L:D=48:1, and use a horizontal film stretcher Carry out film drawing, cutting, packaging, and storage.
Embodiment 3
[0033] Raw materials: PBAT: 99.5%, 2-ethyl-6-methyl--N-ethoxymethyl-α-chloroacetylanilide: 0.1%, 2-chloro-4-diethylamino-6-iso Propylamino-1,3,5-triazine: 0.1%, 2-methyl-4-chlorophenoxyacetic acid: 0.1%, chain extender: 0.1%, release agent: 0.1%;
[0034] Method: Dry the raw material PBAT, add herbicide, chain extender, and release agent and stir evenly at high speed, extrude, modify, and granulate with a twin-screw extruder with L:D=48:1, and use a horizontal film stretcher Carry out film drawing, cutting, packaging, and storage.
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