Polymeric film
AssigneeAt Films Inc.
InventorXiaojiang Zhang
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Abstract
The present disclosure provides a film for enhancing the growth of plants in the Cannabaceae family, the film being capable of blocking solar spectrum in the range 430-550 nm. The present disclosure also provides a single- or multi-layer plastic greenhouse film for enhancing cannabis plant growth, where the single- or multi-layer plastic greenhouse film (a) has at least one blue light blocking layer for blocking solar spectrum in the range of 430-500 nm; (b) has a high transmittance for red light in the solar spectrum in the range of 600-750 nm.
Claims20
A multi-layer plastic greenhouse film for enhancing cannabis plant growth, comprising a first blue light blocking layer for blocking solar spectrum in the range of 430-500 nm and a second blue light blocking layer for blocking solar spectrum in the range of 430-500 nm and comprising at least one intermediate layer between the first and second blue light blocking layers;
- wherein the film has a high transmittance for red light in the solar spectrum in the range of 600-750 nm;
- wherein each blue light blocking layer comprises a blue light blocking additive.
Dependencies are inferred from the claim text.