MULTILAYER POLYOLEFIN GREENHOUSE FILMS WITH HIGH TRANSPARENCY

Title:

MULTILAYER POLYOLEFIN GREENHOUSE FILMS WITH HIGH TRANSPARENCY

Document Type and Number:

WIPO Patent Application WO/2018/205220

Kind Code:

A1

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.

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Inventors:

CHEN YONG (CN)
YUN XIAOBING (CN)
DU LIBO (CN)

Application Number:

PCT/CN2017/083934

Publication Date:

November 15, 2018

Filing Date:

May 11, 2017

Export Citation:

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Assignee:

DOW GLOBAL TECHNOLOGIES LLC (US)
CHEN YONG (CN)
YUN XIAOBING (CN)
DU LIBO (CN)

International Classes:

B32B27/32; C08L23/06

Domestic Patent References:

WO1997039058A1

1997-10-23

Foreign References:

CN103125308A	2013-06-05
CN102145564A	2011-08-10
CN104943299A	2015-09-30
CN105623069A	2016-06-01
CN106613503A	2017-05-10

Other References: