Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 Evaluating Barrier Properties of Biodegradable Packaging Materials As the concern about white pollution and the importance of biodegradable plastics grows, needs for various tests to assess the water vapor and gas transmission properties of these materials is emerging. Starch-based biodegradable materials can be broken down by living things like bacteria and fungi in a natural way, turning them back into harmless components for the environment. Acknowledging the limitations of starch, such as moisture absorption and brittleness, many ongoing researches focus to improve the toughness, moisture resistance and machinability of biodegradable plastics. Labthink conducted experiment to measure the gas transmission rate and water vapor transmission rate of a full-starch biodegradable film. The test results show that the film has good oxygen barrier properties but poor water vapor barrier properties.
Open the catalog to page 1Labthink Instruments Co., Ltd. [email protected] +86-531-85068566" C403H Oxygen /Water Vapor Transmission Rate Test System is based on the testing principle of Coulometric oxygen sensor and infrared water vapor sensor. It conforms to ASTM D3985s ASTM F1249, ISO 15106-2 and other standards to provide high precision and high efficiency oxygen and water vapor transmission rate tests for high barrier materials. Suitable for testing the oxygen and water vapor transmission performance of films, sheets materials in the fields of food, medicine, medical devices, daily chemicals, photovoltaic, electronic...
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