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Biodegradable modified film grade PLA resin.
The film made with modified film grade PLA can be used to make below products:
Bags: shopping bags, packaging bags, storage bags, garbage bags, rolling bags and etc;
Disposable products: disposable gloves, tablecloths, aprons, raincoats.
Note: The above technical parameters are typical performance indicators, not specific product quality assurance.
1） Pretreatment of the material
Generally speaking, it is not necessary for drying process, but if it is in damp circumstance, it need for drying treatment. Drying temperature: 65° C, drying time: 4 hours.
2） Process parameters
In the process of processing, the processing temperature should be strictly controlled.
Blow molding temperature: 150-180 ° C
Blown film thickness: 0.02-0.08 mm
Screw rotation speed: 30-80 rad/min
Inflation ratio: 2-4
Research problems in polylactic acid processing,
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