Title:
LIGHT CONVERSION FILM, AND PREPARATION METHOD FOR MULTI-LAYER LIGHT CONVERSION FILM
Document Type and Number:
WIPO Patent Application WO/2021/097977
Kind Code:
A1
Abstract:
The present invention relates to a thin film and a preparation method therefor, and in particular to a light conversion film, comprising a thin film body, a thin film inner layer, and at least one light conversion film layer provided between the thin film body and the thin film inner layer, wherein the thin film body is attached to the adjacent light conversion film layer; the thin film inner layer is attached to the adjacent light conversion film layer; the thin film inner layer comprises a formed thin film and a coating layer; the coating layer comprises an aqueous dripping antifogging coating liquid; and the light conversion film layer comprises, by weight percentage, 15%-18% of a light conversion agent, 60%-65% of an organic carrier, 10%-13% of a light stabilizer, and 12%-16% of an antioxidant. According to the method provided in the present invention, with the addition of the light conversion agent, green light in ultraviolet light in sunlight can be converted into red light, so as to promote the absorption of nutrient elements such as nitrogen, phosphorus, potassium and zinc by plants, increase the content of products of photosynthesis in leaves, promote crop growth, and also achieve the effect of reducing diseases and insect pests.
Inventors:
XU LEI (CN)
ZHANG ZAIBAO (CN)
ZHANG ZAIBAO (CN)
Application Number:
PCT/CN2019/126085
Publication Date:
May 27, 2021
Filing Date:
December 17, 2019
Export Citation:
Assignee:
SHANDONG SENBOSITE PLASTIC TECH CO LTD (CN)
International Classes:
B32B27/20; B29D7/01; B32B27/08; B32B27/30; B32B27/32; B32B33/00; C08J5/18; C08K3/22; C08L23/06
Foreign References:
| CN108099326A | 2018-06-01 | |||
| CN107513387A | 2017-12-26 | |||
| EP2572878A1 | 2013-03-27 | |||
| JP2017104072A | 2017-06-15 | |||
| CN1526757A | 2004-09-08 | |||
| CN102504800A | 2012-06-20 | |||
| CN103172921A | 2013-06-26 | |||
| CN102848683A | 2013-01-02 | |||
| CN107474353A | 2017-12-15 |
Attorney, Agent or Firm:
BEIJING UTC LIANFENG INTELLECTUAL PROPERTY AGENCY (GENERAL PARTNERSHIP) (CN)
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