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1. (WO2018205220) MULTILAYER POLYOLEFIN GREENHOUSE FILMS WITH HIGH TRANSPARENCY

Pub. No.:    WO/2018/205220    International Application No.:    PCT/CN2017/083934
Publication Date: Fri Nov 16 00:59:59 CET 2018 International Filing Date: Fri May 12 01:59:59 CEST 2017
IPC: B32B 27/32
C08L 23/06
Applicants: DOW GLOBAL TECHNOLOGIES LLC
CHEN, Yong
YUN, Xiaobing
DU, Libo
Inventors: CHEN, Yong
YUN, Xiaobing
DU, Libo
Title: MULTILAYER POLYOLEFIN GREENHOUSE FILMS WITH HIGH TRANSPARENCY
Abstract:
A multilayer film (10) having excellent mechanical strength and transparency comprise a core layer (12), at least two skin layers, and at least two sub-skin layers disposed between the core layer (12) and the two skin layers. The core layer (12) comprises at least 60 wt.% linear low density polyethylene (LLDPE). The sub-skin layers comprise at least 60 wt. % low density polyethylene (LDPE). The skin layers comprise at least 80 wt. % of LLDPE wherein the LLDPE comprises C6 LLDPE, C8 LLDPE, or combinations thereof, and each skin layer has a thickness of less than 25% of the overall thickness of the multilayer film (10). The multilayer film (10) comprises at least 0.1 wt. % ultraviolet stabilizer.