At least two-layer film with at least one layer composed of thermoplastic polyurethanes, and use thereof for soil-warming of soils utilized for agriculture
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United States of America Patent
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Issued Date -
Jun 1, 2006
app pub date -
Nov 30, 2004
filing date -
Nov 30, 2004
priority date (Note) -
Abandoned
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Abstract
A composite film comprising at least two-layers of film is described. This film is suitable for soil-warming, and comprises at least one first layer of film comprising one or more thermoplastic polyurethanes and at least one second layer of film comprising one or more hydrocarbon polymers. This film is also described as being suitable for soil-warming of soils that are utilized for agriculture such as, e.g., for the solar sterilization of the soil.
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