Invention Grant
- Patent Title: Multilayer structure, a laminate comprising the same and articles comprising the laminate
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Application No.: US15531768Application Date: 2014-12-12
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Publication No.: US10751974B2Publication Date: 2020-08-25
- Inventor: Xiao Bing Yun , Jianping Pan
- Applicant: Dow Global Technologies LLC
- Applicant Address: US MI Midland
- Assignee: Dow Global Technologies LLC
- Current Assignee: Dow Global Technologies LLC
- Current Assignee Address: US MI Midland
- Agency: Brooks, Cameron & Huebsch, PLLC
- International Application: PCT/CN2014/093708 WO 20141212
- International Announcement: WO2016/090633 WO 20160616
- Main IPC: B32B7/02
- IPC: B32B7/02 ; B32B27/32 ; B32B7/12 ; B32B27/08 ; B32B27/30 ; B32B27/36 ; B32B27/34 ; B65D65/40 ; B65D85/72

Abstract:
A multilayer structure comprising at least one skin sealant layer, wherein the skin layer comprises a polyethylene having a crystallinity, CS; a tie layer which comprises a first polyethylene having a crystallinity, CT, wherein the tie layer is adhered to the skin layer; and a bulk layer which comprises a second polyethylene having a crystallinity, CB, wherein the tie layer is disposed between the bulk layer and the skin sealant layer; wherein CB>CT>CS; and wherein the layers are coextruded and the multilayer structure oriented by a semi-molten orientation process is provided. Also provided is a laminate comprising the multilayer structure and articles comprising the laminate.
Public/Granted literature
- US20170259526A1 A MULTILAYER STRUCTURE, A LAMINATE COMPRISING THE SAME AND ARTICLES COMPRISING THE LAMINATE Public/Granted day:2017-09-14
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